diff --git a/CI/circle_parallel.sh b/CI/circle_parallel.sh
index ea762983edd..cda481a62fd 100755
--- a/CI/circle_parallel.sh
+++ b/CI/circle_parallel.sh
@@ -1,24 +1,27 @@
 #!/bin/bash
+#
+# A bash script to run CircleCI node/test in parallel
+#
 
 NODE_INDEX=${CIRCLE_NODE_INDEX:-0}
 
-
 if [ "$NODE_INDEX" = "1" ]; then
-  echo "Running node $NODE_INDEX to test CI/pom.xml.circleci ..."
-  cp CI/pom.xml.circleci pom.xml
+  echo "Running node $NODE_INDEX to test 'samples.circleci' defined in pom.xml ..."
+  #cp CI/pom.xml.circleci pom.xml
   java -version
-  mvn --quiet verify -Psamples
+  mvn --quiet verify -Psamples.circleci
 elif [ "$NODE_INDEX" = "2" ]; then
   echo "Running node $NODE_INDEX to test ensure-up-to-date"
+  java -version
   #export GO_POST_PROCESS_FILE="/usr/local/bin/gofmt -w"
   # not formatting the code as different go versions may format the code a bit different
   ./bin/utils/ensure-up-to-date
 else
-  echo "Running node $NODE_INDEX to test CI/pom.xml.circleci.java7 ..."
+  echo "Running node $NODE_INDEX to test 'samples.circleci.jdk7' defined in pom.xml ..."
   sudo update-java-alternatives -s java-1.7.0-openjdk-amd64
   java -version
-  cp CI/pom.xml.circleci.java7 pom.xml
-  mvn --quiet verify -Psamples
+  #cp CI/pom.xml.circleci.java7 pom.xml
+  mvn --quiet verify -Psamples.circleci.jdk7
 fi
 
 
diff --git a/CI/pom.xml.bash b/CI/pom.xml.bash
deleted file mode 100644
index fed1ea7851a..00000000000
--- a/CI/pom.xml.bash
+++ /dev/null
@@ -1,942 +0,0 @@
-<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
-    <parent>
-        <groupId>org.sonatype.oss</groupId>
-        <artifactId>oss-parent</artifactId>
-        <version>5</version>
-    </parent>
-    <modelVersion>4.0.0</modelVersion>
-    <groupId>org.openapitools</groupId>
-    <artifactId>openapi-generator-project</artifactId>
-    <packaging>pom</packaging>
-    <name>openapi-generator-project</name>
-    <version>3.3.1-SNAPSHOT</version>
-    <url>https://github.com/openapi-tools/openapi-generator</url>
-    <scm>
-        <connection>scm:git:git@github.com:openapi-tools/openapi-generator.git</connection>
-        <developerConnection>scm:git:git@github.com:openapi-tools/openapi-generator.git</developerConnection>
-        <url>https://github.com/openapi-tools/openapi-generator</url>
-    </scm>
-    <developers>
-        <!-- original author of the project -->
-        <developer>
-            <id>fehguy</id>
-            <name>Tony Tam</name>
-            <email>fehguy@gmail.com</email>
-        </developer>
-        <!-- openapi-generator core team -->
-        <developer>
-            <id>wing328</id>
-            <name>William Cheng</name>
-            <email>wing328hk@gmail.com</email>
-        </developer>
-        <developer>
-            <id>jimschubert</id>
-            <name>Jim Schubert</name>
-            <email>james.schubert@gmail.com</email>
-        </developer>
-        <developer>
-            <id>cbornet</id>
-            <name>Christophe Bornet</name>
-        </developer>
-        <developer>
-            <id>jaz-ah</id>
-            <name>Joseph Zuromski</name>
-        </developer>
-        <developer>
-            <id>ackintosh</id>
-            <name>Akihito Nakano</name>
-        </developer>
-        <developer>
-            <id>JFCote</id>
-            <name>Jean-François Côté</name>
-        </developer>
-        <developer>
-            <id>jmini</id>
-            <name>Jérémie Bresson</name>
-            <email>dev@jmini.fr</email>
-        </developer>
-    </developers>
-    <issueManagement>
-        <system>github</system>
-        <url>https://github.com/openapi-tools/openapi-generator/issues</url>
-    </issueManagement>
-    <licenses>
-        <license>
-            <name>Apache License 2.0</name>
-            <url>http://www.apache.org/licenses/LICENSE-2.0.html</url>
-            <distribution>repo</distribution>
-        </license>
-    </licenses>
-    <build>
-        <sourceDirectory>src/main/java</sourceDirectory>
-        <outputDirectory>target/classes</outputDirectory>
-        <extensions>
-            <extension>
-                <groupId>org.jvnet.wagon-svn</groupId>
-                <artifactId>wagon-svn</artifactId>
-                <version>1.8</version>
-            </extension>
-            <extension>
-                <groupId>org.apache.maven.wagon</groupId>
-                <artifactId>wagon-ssh-external</artifactId>
-                <version>1.0-alpha-6</version>
-            </extension>
-            <extension>
-                <groupId>org.apache.maven.wagon</groupId>
-                <artifactId>wagon-webdav</artifactId>
-                <version>1.0-beta-1</version>
-            </extension>
-        </extensions>
-        <defaultGoal>install</defaultGoal>
-        <directory>target</directory>
-        <finalName>${project.artifactId}-${project.version}</finalName>
-        <plugins>
-            <plugin>
-                <groupId>net.revelc.code</groupId>
-                <artifactId>formatter-maven-plugin</artifactId>
-                <!-- Uncomment this to format before checkstyle -->
-                <!-- <executions>
-                    <execution>
-                        <id>format</id>
-                        <phase>validate</phase>
-                        <goals>
-                            <goal>format</goal>
-                        </goals>
-                    </execution>
-                </executions> -->
-                <configuration>
-                    <compilerSource>1.8</compilerSource>
-                    <compilerCompliance>1.8</compilerCompliance>
-                    <compilerTargetPlatform>1.8</compilerTargetPlatform>
-                    <lineEnding>LF</lineEnding>
-                </configuration>
-            </plugin>
-            <!--<plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-checkstyle-plugin</artifactId>
-                <version>2.17</version>
-                <executions>
-                    <execution>
-                        <id>validate</id>
-                        <phase>validate</phase>
-                        <configuration>
-                            <configLocation>google_checkstyle.xml</configLocation>
-                            Don't include generated sources a la http://stackoverflow.com/a/30406454
-                            <sourceDirectory>${project.build.sourceDirectory}</sourceDirectory>
-                            <encoding>UTF-8</encoding>
-                            <consoleOutput>true</consoleOutput>
-                            <failsOnError>true</failsOnError>
-                            <linkXRef>false</linkXRef>
-                        </configuration>
-                        <goals>
-                            <goal>check</goal>
-                        </goals>
-                    </execution>
-                </executions>
-                <dependencies>
-                    <dependency>
-                        <groupId>com.puppycrawl.tools</groupId>
-                        <artifactId>checkstyle</artifactId>
-                        <version>6.19</version>
-                    </dependency>
-                </dependencies>
-            </plugin>-->
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-surefire-plugin</artifactId>
-                <version>${surefire-version}</version>
-                <configuration>
-                    <testNGArtifactName>none:none</testNGArtifactName>
-                    <argLine>-XX:+StartAttachListener</argLine>
-                </configuration>
-                <executions>
-                    <execution>
-                        <id>test-testng</id>
-                        <phase>test</phase>
-                        <goals>
-                            <goal>test</goal>
-                        </goals>
-                        <configuration>
-                            <junitArtifactName>none:none</junitArtifactName>
-                            <testNGArtifactName>org.testng:testng</testNGArtifactName>
-                        </configuration>
-                    </execution>
-                </executions>
-            </plugin>
-            <plugin>
-                <artifactId>maven-dependency-plugin</artifactId>
-                <executions>
-                    <execution>
-                        <phase>package</phase>
-                        <goals>
-                            <goal>copy-dependencies</goal>
-                        </goals>
-                        <configuration>
-                            <outputDirectory>${project.build.directory}/lib</outputDirectory>
-                        </configuration>
-                    </execution>
-                </executions>
-            </plugin>
-            <plugin>
-                <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.8.0</version>
-                <configuration>
-                    <source>1.8</source>
-                    <target>1.8</target>
-                </configuration>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-jar-plugin</artifactId>
-                <version>3.1.0</version>
-                <configuration>
-                    <archive>
-                        <manifestEntries>
-                            <mode>development</mode>
-                            <url>${project.url}</url>
-                            <implementation-version>${project.version}</implementation-version>
-                            <package>org.openapi-tools</package>
-                        </manifestEntries>
-                    </archive>
-                </configuration>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-site-plugin</artifactId>
-                <version>3.7.1</version>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-release-plugin</artifactId>
-                <version>2.5.3</version>
-            </plugin>
-
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-javadoc-plugin</artifactId>
-                <version>3.0.1</version>
-                <configuration>
-                    <aggregate>true</aggregate>
-                    <source>1.8</source>
-                    <encoding>UTF-8</encoding>
-                    <maxmemory>1g</maxmemory>
-                    <failOnWarnings>true</failOnWarnings>
-                    <excludePackageNames>${javadoc.package.exclude}</excludePackageNames>
-                </configuration>
-                <executions>
-                    <execution>
-                        <id>attach-javadocs</id>
-                        <phase>verify</phase>
-                        <goals>
-                            <goal>jar</goal>
-                        </goals>
-                    </execution>
-                </executions>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-source-plugin</artifactId>
-                <version>3.0.1</version>
-                <executions>
-                    <execution>
-                        <id>attach-sources</id>
-                        <phase>verify</phase>
-                        <goals>
-                            <goal>jar-no-fork</goal>
-                        </goals>
-                    </execution>
-                </executions>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-enforcer-plugin</artifactId>
-                <version>3.0.0-M2</version>
-                <executions>
-                    <execution>
-                        <id>enforce-versions</id>
-                        <goals>
-                            <goal>enforce</goal>
-                        </goals>
-                        <configuration>
-                            <rules>
-                                <requireMavenVersion>
-                                    <version>3.3.3</version>
-                                </requireMavenVersion>
-                            </rules>
-                        </configuration>
-                    </execution>
-                </executions>
-            </plugin>
-        </plugins>
-        <pluginManagement>
-            <plugins>
-                <plugin>
-                    <groupId>net.revelc.code</groupId>
-                    <artifactId>formatter-maven-plugin</artifactId>
-                    <version>0.5.2</version>
-                </plugin>
-            </plugins>
-        </pluginManagement>
-    </build>
-    <profiles>
-        <profile>
-            <id>release-profile</id>
-            <properties>
-                <skipTests>true</skipTests>
-            </properties>
-            <build>
-                <plugins>
-                    <plugin>
-                        <groupId>net.alchim31.maven</groupId>
-                        <artifactId>scala-maven-plugin</artifactId>
-                        <executions>
-                            <execution>
-                                <goals>
-                                    <goal>compile</goal>
-                                    <goal>testCompile</goal>
-                                </goals>
-                            </execution>
-                        </executions>
-                        <configuration/>
-                    </plugin>
-                    <plugin>
-                        <groupId>org.codehaus.mojo</groupId>
-                        <artifactId>build-helper-maven-plugin</artifactId>
-                        <executions>
-                            <execution>
-                                <id>add-source</id>
-                                <phase>prepare-package</phase>
-                                <goals>
-                                    <goal>add-source</goal>
-                                </goals>
-                                <configuration>
-                                    <sources>
-                                        <source>src/main/scala</source>
-                                    </sources>
-                                </configuration>
-                            </execution>
-                        </executions>
-                    </plugin>
-                </plugins>
-            </build>
-        </profile>
-        <profile>
-            <id>release-sign-artifacts</id>
-            <activation>
-                <property>
-                    <name>performRelease</name>
-                    <value>true</value>
-                </property>
-            </activation>
-            <build>
-                <plugins>
-                    <plugin>
-                        <groupId>org.apache.maven.plugins</groupId>
-                        <artifactId>maven-gpg-plugin</artifactId>
-                        <executions>
-                            <execution>
-                                <id>sign-artifacts</id>
-                                <phase>verify</phase>
-                                <goals>
-                                    <goal>sign</goal>
-                                </goals>
-                            </execution>
-                        </executions>
-                    </plugin>
-                </plugins>
-            </build>
-        </profile>
-        <!-- Samples -->
-        <profile>
-            <id>android-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/android/volley</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>bash-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/bash</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>clojure-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>clojure</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/clojure</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>haskell-http-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>haskell-http-client</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/haskell-http-client</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>haskell-http-client-integration-test</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>haskell-http-client</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/haskell-http-client/tests-integration</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-jersey1</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/jersey1</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-jersey2</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/jersey2</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-jersey2-java6</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/jersey2-java6</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-okhttp-gson</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/okhttp-gson</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-okhttp-gson-parcelable</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/okhttp-gson/parcelableModel</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-retrofit</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/retrofit</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-retrofit2</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/retrofit2</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-retrofit2-rx</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/retrofit2rx</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-feign</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/feign</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>javascript-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>javascript</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/javascript</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>scala-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>scala</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/scala</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-msf4j-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/java-msf4/</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-cxf-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-cxf</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-resteasy-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-resteasy/default</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-resteasy-server-joda</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-resteasy/joda</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-resteasy-eap-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-resteasy/eap</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-resteasy-eap-server-joda</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-resteasy/eap-joda</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs/jersey2</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-server-jersey1</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs/jersey1</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-fetch-client-tests-default</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-fetch/tests/default</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-fetch-client-builds-default</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-fetch/builds/default</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-fetch-client-builds-es6-target</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-fetch/builds/es6-target</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-fetch-client-builds-with-npm-version</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-fetch/builds/with-npm-version</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-angularjs-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-angularjs/npm</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-node-npm-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-node/npm</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>python-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/python</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>ruby-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/ruby</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>go-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/go</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>spring-mvc</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/spring-mvc</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>springboot-beanvalidation</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/springboot-beanvalidation</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>springboot-reactive</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/springboot-reactive</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>springboot</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/springboot</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>spring-cloud</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/spring-cloud</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>scalatra-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/scalatra</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-inflector</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/java-inflector</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-undertowr</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/undertow</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>samples</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>samples</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/bash</module>
-            </modules>
-        </profile>
-    </profiles>
-    <modules>
-        <module>modules/openapi-generator</module>
-        <module>modules/openapi-generator-cli</module>
-        <module>modules/openapi-generator-maven-plugin</module>
-        <module>modules/openapi-generator-online</module>
-    </modules>
-    <reporting>
-        <outputDirectory>target/site</outputDirectory>
-        <plugins>
-            <plugin>
-                <groupId>net.alchim31.maven</groupId>
-                <artifactId>scala-maven-plugin</artifactId>
-                <version>${scala-maven-plugin-version}</version>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-jxr-plugin</artifactId>
-                <version>3.0.0</version>
-                <configuration>
-                    <aggregate>true</aggregate>
-                </configuration>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-project-info-reports-plugin</artifactId>
-                <version>3.0.0</version>
-                <reportSets>
-                    <reportSet>
-                        <reports>
-                            <report>project-team</report>
-                        </reports>
-                    </reportSet>
-                </reportSets>
-            </plugin>
-        </plugins>
-    </reporting>
-    <dependencyManagement>
-        <dependencies>
-            <dependency>
-                <groupId>junit</groupId>
-                <artifactId>junit</artifactId>
-                <version>${junit-version}</version>
-                <scope>test</scope>
-            </dependency>
-            <dependency>
-                <groupId>org.testng</groupId>
-                <artifactId>testng</artifactId>
-                <version>${testng-version}</version>
-                <scope>test</scope>
-            </dependency>
-            <dependency>
-                <groupId>org.jmockit</groupId>
-                <artifactId>jmockit</artifactId>
-                <version>${jmockit-version}</version>
-                <scope>test</scope>
-            </dependency>
-        </dependencies>
-    </dependencyManagement>
-    <repositories>
-        <repository>
-            <id>sonatype-snapshots</id>
-            <url>https://oss.sonatype.org/content/repositories/snapshots</url>
-            <snapshots>
-                <enabled>true</enabled>
-            </snapshots>
-        </repository>
-    </repositories>
-    <properties>
-        <swagger-parser-version>2.0.4</swagger-parser-version>
-        <swagger-core-version>2.0.4</swagger-core-version>
-        <scala-version>2.11.1</scala-version>
-        <felix-version>3.3.1-SNAPSHOT</felix-version>
-        <commons-io-version>2.4</commons-io-version>
-        <commons-cli-version>1.2</commons-cli-version>
-        <junit-version>4.8.1</junit-version>
-        <jackson-version>2.8.9</jackson-version>
-        <maven-plugin-version>1.0.0</maven-plugin-version>
-        <commons-lang-version>3.4</commons-lang-version>
-        <slf4j-version>1.7.12</slf4j-version>
-        <scala-maven-plugin-version>3.2.1</scala-maven-plugin-version>
-        <jmustache-version>1.14</jmustache-version>
-        <testng-version>6.9.6</testng-version>
-        <surefire-version>2.22.0</surefire-version>
-        <jmockit-version>1.25</jmockit-version>
-        <reflections-version>0.9.10</reflections-version>
-        <spring-boot-version>2.0.2.RELEASE</spring-boot-version>
-    </properties>
-</project>
diff --git a/CI/pom.xml.circleci b/CI/pom.xml.circleci
deleted file mode 100644
index e0c80b29830..00000000000
--- a/CI/pom.xml.circleci
+++ /dev/null
@@ -1,1053 +0,0 @@
-<!-- for integration tests with Java8 -->
-<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
-    <parent>
-        <groupId>org.sonatype.oss</groupId>
-        <artifactId>oss-parent</artifactId>
-        <version>5</version>
-    </parent>
-    <modelVersion>4.0.0</modelVersion>
-    <groupId>org.openapitools</groupId>
-    <artifactId>openapi-generator-project</artifactId>
-    <packaging>pom</packaging>
-    <name>openapi-generator-project</name>
-    <version>3.3.1-SNAPSHOT</version>
-    <url>https://github.com/openapitools/openapi-generator</url>
-    <scm>
-        <connection>scm:git:git@github.com:openapitools/openapi-generator.git</connection>
-        <developerConnection>scm:git:git@github.com:openapitools/openapi-generator.git</developerConnection>
-        <url>https://github.com/openapitools/openapi-generator</url>
-    </scm>
-    <prerequisites>
-        <maven>2.2.0</maven>
-    </prerequisites>
-    <developers>
-        <!-- original author of the project -->
-        <developer>
-            <id>fehguy</id>
-            <name>Tony Tam</name>
-            <email>fehguy@gmail.com</email>
-        </developer>
-        <!-- openapi-generator core team -->
-        <developer>
-            <id>wing328</id>
-            <name>William Cheng</name>
-            <email>wing328hk@gmail.com</email>
-        </developer>
-        <developer>
-            <id>jimschubert</id>
-            <name>Jim Schubert</name>
-            <email>james.schubert@gmail.com</email>
-        </developer>
-        <developer>
-            <id>cbornet</id>
-            <name>Christophe Bornet</name>
-        </developer>
-        <developer>
-            <id>jaz-ah</id>
-            <name>Joseph Zuromski</name>
-        </developer>
-        <developer>
-            <id>ackintosh</id>
-            <name>Akihito Nakano</name>
-        </developer>
-        <developer>
-            <id>JFCote</id>
-            <name>Jean-François Côté</name>
-        </developer>
-        <developer>
-            <id>jmini</id>
-            <name>Jérémie Bresson</name>
-            <email>dev@jmini.fr</email>
-        </developer>
-    </developers>
-    <issueManagement>
-        <system>github</system>
-        <url>https://github.com/openapitools/openapi-generator/issues</url>
-    </issueManagement>
-    <licenses>
-        <license>
-            <name>Apache License 2.0</name>
-            <url>http://www.apache.org/licenses/LICENSE-2.0.html</url>
-            <distribution>repo</distribution>
-        </license>
-    </licenses>
-    <build>
-        <sourceDirectory>src/main/java</sourceDirectory>
-        <outputDirectory>target/classes</outputDirectory>
-        <extensions>
-            <extension>
-                <groupId>org.jvnet.wagon-svn</groupId>
-                <artifactId>wagon-svn</artifactId>
-                <version>1.8</version>
-            </extension>
-            <extension>
-                <groupId>org.apache.maven.wagon</groupId>
-                <artifactId>wagon-ssh-external</artifactId>
-                <version>1.0-alpha-6</version>
-            </extension>
-            <extension>
-                <groupId>org.apache.maven.wagon</groupId>
-                <artifactId>wagon-webdav</artifactId>
-                <version>1.0-beta-1</version>
-            </extension>
-        </extensions>
-        <defaultGoal>install</defaultGoal>
-        <directory>target</directory>
-        <finalName>${project.artifactId}-${project.version}</finalName>
-        <plugins>
-            <plugin>
-                <groupId>net.revelc.code</groupId>
-                <artifactId>formatter-maven-plugin</artifactId>
-                <!-- Uncomment this to format before checkstyle -->
-                <!-- <executions>
-                    <execution>
-                        <id>format</id>
-                        <phase>validate</phase>
-                        <goals>
-                            <goal>format</goal>
-                        </goals>
-                    </execution>
-                </executions> -->
-                <configuration>
-                    <compilerSource>1.8</compilerSource>
-                    <compilerCompliance>1.8</compilerCompliance>
-                    <compilerTargetPlatform>1.8</compilerTargetPlatform>
-                    <lineEnding>LF</lineEnding>
-                </configuration>
-            </plugin>
-            <!--<plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-checkstyle-plugin</artifactId>
-                <version>2.17</version>
-                <executions>
-                    <execution>
-                        <id>validate</id>
-                        <phase>validate</phase>
-                        <configuration>
-                            <configLocation>google_checkstyle.xml</configLocation>
-                            Don't include generated sources a la http://stackoverflow.com/a/30406454
-                            <sourceDirectory>${project.build.sourceDirectory}</sourceDirectory>
-                            <encoding>UTF-8</encoding>
-                            <consoleOutput>true</consoleOutput>
-                            <failsOnError>true</failsOnError>
-                            <linkXRef>false</linkXRef>
-                        </configuration>
-                        <goals>
-                            <goal>check</goal>
-                        </goals>
-                    </execution>
-                </executions>
-                <dependencies>
-                    <dependency>
-                        <groupId>com.puppycrawl.tools</groupId>
-                        <artifactId>checkstyle</artifactId>
-                        <version>6.19</version>
-                    </dependency>
-                </dependencies>
-            </plugin>-->
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-surefire-plugin</artifactId>
-                <version>${surefire-version}</version>
-                <configuration>
-                    <testNGArtifactName>none:none</testNGArtifactName>
-                    <argLine>-XX:+StartAttachListener</argLine>
-                </configuration>
-                <executions>
-                    <execution>
-                        <id>test-testng</id>
-                        <phase>test</phase>
-                        <goals>
-                            <goal>test</goal>
-                        </goals>
-                        <configuration>
-                            <junitArtifactName>none:none</junitArtifactName>
-                            <testNGArtifactName>org.testng:testng</testNGArtifactName>
-                        </configuration>
-                    </execution>
-                </executions>
-            </plugin>
-            <plugin>
-                <artifactId>maven-dependency-plugin</artifactId>
-                <executions>
-                    <execution>
-                        <phase>package</phase>
-                        <goals>
-                            <goal>copy-dependencies</goal>
-                        </goals>
-                        <configuration>
-                            <outputDirectory>${project.build.directory}/lib</outputDirectory>
-                        </configuration>
-                    </execution>
-                </executions>
-            </plugin>
-            <plugin>
-                <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.8.0</version>
-                <configuration>
-                    <source>1.8</source>
-                    <target>1.8</target>
-                </configuration>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-jar-plugin</artifactId>
-                <version>3.1.0</version>
-                <configuration>
-                    <archive>
-                        <manifestEntries>
-                            <mode>development</mode>
-                            <url>${project.url}</url>
-                            <implementation-version>${project.version}</implementation-version>
-                            <package>org.openapitools</package>
-                        </manifestEntries>
-                    </archive>
-                </configuration>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-site-plugin</artifactId>
-                <version>3.7.1</version>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-release-plugin</artifactId>
-                <version>2.5.3</version>
-            </plugin>
-
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-javadoc-plugin</artifactId>
-                <version>3.0.1</version>
-                <configuration>
-                    <aggregate>true</aggregate>
-                    <source>1.8</source>
-                    <encoding>UTF-8</encoding>
-                    <maxmemory>1g</maxmemory>
-                    <failOnWarnings>true</failOnWarnings>
-                    <excludePackageNames>${javadoc.package.exclude}</excludePackageNames>
-                </configuration>
-                <executions>
-                    <execution>
-                        <id>attach-javadocs</id>
-                        <phase>verify</phase>
-                        <goals>
-                            <goal>jar</goal>
-                        </goals>
-                    </execution>
-                </executions>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-source-plugin</artifactId>
-                <version>3.0.1</version>
-                <executions>
-                    <execution>
-                        <id>attach-sources</id>
-                        <phase>verify</phase>
-                        <goals>
-                            <goal>jar-no-fork</goal>
-                        </goals>
-                    </execution>
-                </executions>
-            </plugin>
-        </plugins>
-        <pluginManagement>
-            <plugins>
-                <plugin>
-                    <groupId>net.revelc.code</groupId>
-                    <artifactId>formatter-maven-plugin</artifactId>
-                    <version>0.5.2</version>
-                </plugin>
-            </plugins>
-        </pluginManagement>
-    </build>
-    <profiles>
-        <profile>
-            <id>release-profile</id>
-            <properties>
-                <skipTests>true</skipTests>
-            </properties>
-            <build>
-                <plugins>
-                    <plugin>
-                        <groupId>net.alchim31.maven</groupId>
-                        <artifactId>scala-maven-plugin</artifactId>
-                        <executions>
-                            <execution>
-                                <goals>
-                                    <goal>compile</goal>
-                                    <goal>testCompile</goal>
-                                </goals>
-                            </execution>
-                        </executions>
-                        <configuration/>
-                    </plugin>
-                    <plugin>
-                        <groupId>org.codehaus.mojo</groupId>
-                        <artifactId>build-helper-maven-plugin</artifactId>
-                        <executions>
-                            <execution>
-                                <id>add-source</id>
-                                <phase>prepare-package</phase>
-                                <goals>
-                                    <goal>add-source</goal>
-                                </goals>
-                                <configuration>
-                                    <sources>
-                                        <source>src/main/scala</source>
-                                    </sources>
-                                </configuration>
-                            </execution>
-                        </executions>
-                    </plugin>
-                </plugins>
-            </build>
-        </profile>
-        <profile>
-            <id>release-sign-artifacts</id>
-            <activation>
-                <property>
-                    <name>performRelease</name>
-                    <value>true</value>
-                </property>
-            </activation>
-            <build>
-                <plugins>
-                    <plugin>
-                        <groupId>org.apache.maven.plugins</groupId>
-                        <artifactId>maven-gpg-plugin</artifactId>
-                        <executions>
-                            <execution>
-                                <id>sign-artifacts</id>
-                                <phase>verify</phase>
-                                <goals>
-                                    <goal>sign</goal>
-                                </goals>
-                            </execution>
-                        </executions>
-                    </plugin>
-                </plugins>
-            </build>
-        </profile>
-        <!-- Samples -->
-        <profile>
-            <id>android-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/android/volley</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>bash-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/bash</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>clojure-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>clojure</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/clojure</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-jersey1</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/jersey1</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-jersey2</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/jersey2</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-jersey2-java6</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/jersey2-java6</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-okhttp-gson</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/okhttp-gson</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-okhttp-gson-parcelable</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/okhttp-gson/parcelableModel</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-retrofit</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/retrofit</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-retrofit2</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/retrofit2</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-retrofit2-rx</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/retrofit2rx</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-feign</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/feign</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>javascript-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>javascript</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/javascript</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>scala-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>scala</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/scala</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-msf4j-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/java-msf4/</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-cxf-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-cxf</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-resteasy-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-resteasy/default</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-resteasy-server-joda</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-resteasy/joda</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-resteasy-eap-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-resteasy/eap</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-resteasy-eap-server-java8</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-resteasy/eap-java8</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-resteasy-eap-server-joda</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-resteasy/eap-joda</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs/jersey2</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-server-jersey1</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs/jersey1</module>
-            </modules>
-        </profile>
-        <profile>
-            <!-- openapi v3's one -->
-            <id>jaxrs-jersey</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-jersey</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-spec</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-spec</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-spec-interface</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-spec-interface</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-spec-interface-response</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-spec-interface-response</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-fetch-client-tests-default</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-fetch/tests/default</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-fetch-client-builds-default</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-fetch/builds/default</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-fetch-client-builds-es6-target</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-fetch/builds/es6-target</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-fetch-client-builds-with-npm-version</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-fetch/builds/with-npm-version</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-angularjs-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-angularjs/npm</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-node-npm-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-node/npm</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>python-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/python</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>ruby-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/ruby</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>go-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/go</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>spring-mvc</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/spring-mvc</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>springboot-useoptional</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/springboot-useoptional</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>springboot-beanvalidation</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/springboot-beanvalidation</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>springboot-reactive</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/springboot-reactive</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>springboot</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/springboot</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>spring-cloud</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/spring-cloud</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>scalatra-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/scalatra</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-inflector</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/java-inflector</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-undertowr</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/undertow</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>samples</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>samples</value>
-                </property>
-            </activation>
-            <modules>
-                <!-- clients -->
-                <!-- test non-java projects -->
-                <module>samples/client/petstore/go</module>
-                <module>samples/client/petstore/typescript-angular-v6-provided-in-root</module>
-                <!-- test java-related projects -->
-                <module>samples/client/petstore/scala-akka</module>
-                <module>samples/client/petstore/scala-httpclient</module>
-                <module>samples/client/petstore/scalaz</module>
-                <module>samples/client/petstore/clojure</module>
-                <module>samples/client/petstore/java/feign</module>
-                <module>samples/client/petstore/java/feign10x</module>
-                <module>samples/client/petstore/java/jersey1</module>
-                <module>samples/client/petstore/java/jersey2</module>
-                <module>samples/client/petstore/java/jersey2-java8</module>
-                <module>samples/client/petstore/java/okhttp-gson</module>
-                <module>samples/client/petstore/java/retrofit</module>
-                <module>samples/client/petstore/java/retrofit2</module>
-                <module>samples/client/petstore/java/retrofit2rx</module>
-                <module>samples/client/petstore/java/retrofit2-play25</module>
-                <module>samples/client/petstore/java/retrofit2-play26</module>
-                <module>samples/client/petstore/jaxrs-cxf-client</module>
-                <module>samples/client/petstore/java/resttemplate</module>
-                <module>samples/client/petstore/java/resttemplate-withXml</module>
-                <module>samples/client/petstore/java/webclient</module>
-                <module>samples/client/petstore/java/vertx</module>
-                <module>samples/client/petstore/java/resteasy</module>
-                <module>samples/client/petstore/java/google-api-client</module>
-                <module>samples/client/petstore/java/rest-assured</module>
-                <module>samples/client/petstore/kotlin/</module>
-                <module>samples/client/petstore/kotlin-threetenbp/</module>
-                <module>samples/client/petstore/kotlin-string/</module>
-                <!-- servers -->
-                <module>samples/server/petstore/jaxrs-jersey</module>
-                <module>samples/server/petstore/jaxrs-spec</module>
-                <module>samples/server/petstore/jaxrs-spec-interface</module>
-                <module>samples/server/petstore/jaxrs-spec-interface-response</module>
-                <module>samples/server/petstore/java-vertx/rx</module>
-                <module>samples/server/petstore/java-vertx/async</module>
-                <module>samples/server/petstore/java-inflector</module>
-                <module>samples/server/petstore/java-pkmst</module>
-                <module>samples/server/petstore/java-play-framework</module>
-                <module>samples/server/petstore/java-play-framework-no-wrap-calls</module>
-                <module>samples/server/petstore/java-play-framework-no-swagger-ui</module>
-                <module>samples/server/petstore/java-play-framework-no-interface</module>
-                <module>samples/server/petstore/java-play-framework-no-exception-handling</module>
-                <module>samples/server/petstore/java-play-framework-no-bean-validation</module>
-                <module>samples/server/petstore/java-play-framework-fake-endpoints</module>
-                <module>samples/server/petstore/java-play-framework-controller-only</module>
-                <module>samples/server/petstore/java-play-framework-api-package-override</module>
-                <module>samples/server/petstore/undertow</module>
-                <module>samples/server/petstore/jaxrs/jersey1</module>
-                <module>samples/server/petstore/jaxrs/jersey1-useTags</module>
-                <!-- move to other CI as the following fails often in CircleCI
-                <module>samples/server/petstore/jaxrs/jersey2</module>
-                <module>samples/server/petstore/jaxrs/jersey2-useTags</module> -->
-                <module>samples/server/petstore/jaxrs-datelib-j8</module>
-                <module>samples/server/petstore/jaxrs-resteasy/default</module>
-                <module>samples/server/petstore/jaxrs-resteasy/eap</module>
-                <module>samples/server/petstore/jaxrs-resteasy/eap-joda</module>
-                <module>samples/server/petstore/jaxrs-resteasy/eap-java8</module>
-                <module>samples/server/petstore/jaxrs-resteasy/joda</module>
-                <!--<module>samples/server/petstore/kotlin-server/ktor</module>-->
-                <!-- move to other CI as the following fails often in CircleCI
-                <module>samples/server/petstore/spring-mvc</module>
-                <module>samples/server/petstore/spring-mvc-j8-async</module>
-                <module>samples/server/petstore/spring-mvc-j8-localdatetime</module>-->
-                <module>samples/client/petstore/spring-cloud</module>
-                <module>samples/server/petstore/springboot</module>
-                <module>samples/server/petstore/springboot-beanvalidation</module>
-                <module>samples/server/petstore/springboot-useoptional</module>
-                <module>samples/server/petstore/jaxrs-cxf</module>
-                <module>samples/server/petstore/jaxrs-cxf-annotated-base-path</module>
-                <module>samples/server/petstore/jaxrs-cxf-cdi</module>
-                <module>samples/server/petstore/jaxrs-cxf-non-spring-app</module>
-                <module>samples/server/petstore/java-msf4j</module>
-                <module>samples/server/petstore/scala-lagom-server</module>
-                <module>samples/server/petstore/scalatra</module>
-                <module>samples/server/petstore/finch</module>
-                <module>samples/server/petstore/kotlin-springboot</module>
-            </modules>
-        </profile>
-    </profiles>
-    <modules>
-        <module>modules/openapi-generator</module>
-        <module>modules/openapi-generator-cli</module>
-        <module>modules/openapi-generator-maven-plugin</module>
-        <module>modules/openapi-generator-online</module>
-    </modules>
-    <reporting>
-        <outputDirectory>target/site</outputDirectory>
-        <plugins>
-            <plugin>
-                <groupId>net.alchim31.maven</groupId>
-                <artifactId>scala-maven-plugin</artifactId>
-                <version>${scala-maven-plugin-version}</version>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-jxr-plugin</artifactId>
-                <version>3.0.0</version>
-                <configuration>
-                    <aggregate>true</aggregate>
-                </configuration>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-project-info-reports-plugin</artifactId>
-                <version>3.0.0</version>
-                <reportSets>
-                    <reportSet>
-                        <reports>
-                            <report>project-team</report>
-                        </reports>
-                    </reportSet>
-                </reportSets>
-            </plugin>
-        </plugins>
-    </reporting>
-    <dependencyManagement>
-        <dependencies>
-            <dependency>
-                <groupId>junit</groupId>
-                <artifactId>junit</artifactId>
-                <version>${junit-version}</version>
-                <scope>test</scope>
-            </dependency>
-            <dependency>
-                <groupId>org.testng</groupId>
-                <artifactId>testng</artifactId>
-                <version>${testng-version}</version>
-                <scope>test</scope>
-            </dependency>
-            <dependency>
-                <groupId>org.jmockit</groupId>
-                <artifactId>jmockit</artifactId>
-                <version>${jmockit-version}</version>
-                <scope>test</scope>
-            </dependency>
-        </dependencies>
-    </dependencyManagement>
-    <repositories>
-        <repository>
-            <id>sonatype-snapshots</id>
-            <url>https://oss.sonatype.org/content/repositories/snapshots</url>
-            <snapshots>
-                <enabled>true</enabled>
-            </snapshots>
-        </repository>
-    </repositories>
-    <properties>
-        <swagger-parser-version>2.0.4</swagger-parser-version>
-        <swagger-core-version>2.0.4</swagger-core-version>
-        <scala-version>2.11.1</scala-version>
-        <felix-version>3.3.1-SNAPSHOT</felix-version>
-        <commons-io-version>2.4</commons-io-version>
-        <commons-cli-version>1.2</commons-cli-version>
-        <junit-version>4.8.1</junit-version>
-        <jackson-version>2.8.9</jackson-version>
-        <maven-plugin-version>1.0.0</maven-plugin-version>
-        <commons-lang-version>3.4</commons-lang-version>
-        <slf4j-version>1.7.12</slf4j-version>
-        <scala-maven-plugin-version>3.2.1</scala-maven-plugin-version>
-        <jmustache-version>1.14</jmustache-version>
-        <testng-version>6.9.6</testng-version>
-        <surefire-version>2.22.0</surefire-version>
-        <jmockit-version>1.25</jmockit-version>
-        <reflections-version>0.9.10</reflections-version>
-        <spring-boot-version>2.0.2.RELEASE</spring-boot-version>
-    </properties>
-</project>
diff --git a/CI/pom.xml.circleci.java7 b/CI/pom.xml.circleci.java7
deleted file mode 100644
index d8fdc922e83..00000000000
--- a/CI/pom.xml.circleci.java7
+++ /dev/null
@@ -1,1022 +0,0 @@
-<!-- for integration tests with Java7 -->
-<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
-    <parent>
-        <groupId>org.sonatype.oss</groupId>
-        <artifactId>oss-parent</artifactId>
-        <version>5</version>
-    </parent>
-    <modelVersion>4.0.0</modelVersion>
-    <groupId>org.openapitools</groupId>
-    <artifactId>openapi-generator-project</artifactId>
-    <packaging>pom</packaging>
-    <name>openapi-generator-project</name>
-    <version>3.3.1-SNAPSHOT</version>
-    <url>https://github.com/openapitools/openapi-generator</url>
-    <scm>
-        <connection>scm:git:git@github.com:openapitools/openapi-generator.git</connection>
-        <developerConnection>scm:git:git@github.com:openapitools/openapi-generator.git</developerConnection>
-        <url>https://github.com/openapitools/openapi-generator</url>
-    </scm>
-    <prerequisites>
-        <maven>2.2.0</maven>
-    </prerequisites>
-    <developers>
-        <!-- original author of the project -->
-        <developer>
-            <id>fehguy</id>
-            <name>Tony Tam</name>
-            <email>fehguy@gmail.com</email>
-        </developer>
-        <!-- openapi-generator core team -->
-        <developer>
-            <id>wing328</id>
-            <name>William Cheng</name>
-            <email>wing328hk@gmail.com</email>
-        </developer>
-        <developer>
-            <id>jimschubert</id>
-            <name>Jim Schubert</name>
-            <email>james.schubert@gmail.com</email>
-        </developer>
-        <developer>
-            <id>cbornet</id>
-            <name>Christophe Bornet</name>
-        </developer>
-        <developer>
-            <id>jaz-ah</id>
-            <name>Joseph Zuromski</name>
-        </developer>
-        <developer>
-            <id>ackintosh</id>
-            <name>Akihito Nakano</name>
-        </developer>
-        <developer>
-            <id>JFCote</id>
-            <name>Jean-François Côté</name>
-        </developer>
-        <developer>
-            <id>jmini</id>
-            <name>Jérémie Bresson</name>
-            <email>dev@jmini.fr</email>
-        </developer>
-    </developers>
-    <issueManagement>
-        <system>github</system>
-        <url>https://github.com/openapitools/openapi-generator/issues</url>
-    </issueManagement>
-    <licenses>
-        <license>
-            <name>Apache License 2.0</name>
-            <url>http://www.apache.org/licenses/LICENSE-2.0.html</url>
-            <distribution>repo</distribution>
-        </license>
-    </licenses>
-    <build>
-        <sourceDirectory>src/main/java</sourceDirectory>
-        <outputDirectory>target/classes</outputDirectory>
-        <extensions>
-            <extension>
-                <groupId>org.jvnet.wagon-svn</groupId>
-                <artifactId>wagon-svn</artifactId>
-                <version>1.8</version>
-            </extension>
-            <extension>
-                <groupId>org.apache.maven.wagon</groupId>
-                <artifactId>wagon-ssh-external</artifactId>
-                <version>1.0-alpha-6</version>
-            </extension>
-            <extension>
-                <groupId>org.apache.maven.wagon</groupId>
-                <artifactId>wagon-webdav</artifactId>
-                <version>1.0-beta-1</version>
-            </extension>
-        </extensions>
-        <defaultGoal>install</defaultGoal>
-        <directory>target</directory>
-        <finalName>${project.artifactId}-${project.version}</finalName>
-        <plugins>
-            <plugin>
-                <groupId>net.revelc.code</groupId>
-                <artifactId>formatter-maven-plugin</artifactId>
-                <!-- Uncomment this to format before checkstyle -->
-                <!-- <executions>
-                    <execution>
-                        <id>format</id>
-                        <phase>validate</phase>
-                        <goals>
-                            <goal>format</goal>
-                        </goals>
-                    </execution>
-                </executions> -->
-                <configuration>
-                    <compilerSource>1.8</compilerSource>
-                    <compilerCompliance>1.8</compilerCompliance>
-                    <compilerTargetPlatform>1.8</compilerTargetPlatform>
-                    <lineEnding>LF</lineEnding>
-                </configuration>
-            </plugin>
-            <!--<plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-checkstyle-plugin</artifactId>
-                <version>2.17</version>
-                <executions>
-                    <execution>
-                        <id>validate</id>
-                        <phase>validate</phase>
-                        <configuration>
-                            <configLocation>google_checkstyle.xml</configLocation>
-                            Don't include generated sources a la http://stackoverflow.com/a/30406454
-                            <sourceDirectory>${project.build.sourceDirectory}</sourceDirectory>
-                            <encoding>UTF-8</encoding>
-                            <consoleOutput>true</consoleOutput>
-                            <failsOnError>true</failsOnError>
-                            <linkXRef>false</linkXRef>
-                        </configuration>
-                        <goals>
-                            <goal>check</goal>
-                        </goals>
-                    </execution>
-                </executions>
-                <dependencies>
-                    <dependency>
-                        <groupId>com.puppycrawl.tools</groupId>
-                        <artifactId>checkstyle</artifactId>
-                        <version>6.19</version>
-                    </dependency>
-                </dependencies>
-            </plugin>-->
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-surefire-plugin</artifactId>
-                <version>${surefire-version}</version>
-                <configuration>
-                    <testNGArtifactName>none:none</testNGArtifactName>
-                    <argLine>-XX:+StartAttachListener</argLine>
-                </configuration>
-                <executions>
-                    <execution>
-                        <id>test-testng</id>
-                        <phase>test</phase>
-                        <goals>
-                            <goal>test</goal>
-                        </goals>
-                        <configuration>
-                            <junitArtifactName>none:none</junitArtifactName>
-                            <testNGArtifactName>org.testng:testng</testNGArtifactName>
-                        </configuration>
-                    </execution>
-                </executions>
-            </plugin>
-            <plugin>
-                <artifactId>maven-dependency-plugin</artifactId>
-                <executions>
-                    <execution>
-                        <phase>package</phase>
-                        <goals>
-                            <goal>copy-dependencies</goal>
-                        </goals>
-                        <configuration>
-                            <outputDirectory>${project.build.directory}/lib</outputDirectory>
-                        </configuration>
-                    </execution>
-                </executions>
-            </plugin>
-            <plugin>
-                <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.8.0</version>
-                <configuration>
-                    <source>1.8</source>
-                    <target>1.8</target>
-                </configuration>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-jar-plugin</artifactId>
-                <version>3.1.0</version>
-                <configuration>
-                    <archive>
-                        <manifestEntries>
-                            <mode>development</mode>
-                            <url>${project.url}</url>
-                            <implementation-version>${project.version}</implementation-version>
-                            <package>org.openapitools</package>
-                        </manifestEntries>
-                    </archive>
-                </configuration>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-site-plugin</artifactId>
-                <version>3.7.1</version>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-release-plugin</artifactId>
-                <version>2.5.3</version>
-            </plugin>
-
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-javadoc-plugin</artifactId>
-                <version>3.0.1</version>
-                <configuration>
-                    <aggregate>true</aggregate>
-                    <source>1.8</source>
-                    <encoding>UTF-8</encoding>
-                    <maxmemory>1g</maxmemory>
-                    <failOnWarnings>true</failOnWarnings>
-                    <excludePackageNames>${javadoc.package.exclude}</excludePackageNames>
-                </configuration>
-                <executions>
-                    <execution>
-                        <id>attach-javadocs</id>
-                        <phase>verify</phase>
-                        <goals>
-                            <goal>jar</goal>
-                        </goals>
-                    </execution>
-                </executions>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-source-plugin</artifactId>
-                <version>3.0.1</version>
-                <executions>
-                    <execution>
-                        <id>attach-sources</id>
-                        <phase>verify</phase>
-                        <goals>
-                            <goal>jar-no-fork</goal>
-                        </goals>
-                    </execution>
-                </executions>
-            </plugin>
-        </plugins>
-        <pluginManagement>
-            <plugins>
-                <plugin>
-                    <groupId>net.revelc.code</groupId>
-                    <artifactId>formatter-maven-plugin</artifactId>
-                    <version>0.5.2</version>
-                </plugin>
-            </plugins>
-        </pluginManagement>
-    </build>
-    <profiles>
-        <profile>
-            <id>release-profile</id>
-            <properties>
-                <skipTests>true</skipTests>
-            </properties>
-            <build>
-                <plugins>
-                    <plugin>
-                        <groupId>net.alchim31.maven</groupId>
-                        <artifactId>scala-maven-plugin</artifactId>
-                        <executions>
-                            <execution>
-                                <goals>
-                                    <goal>compile</goal>
-                                    <goal>testCompile</goal>
-                                </goals>
-                            </execution>
-                        </executions>
-                        <configuration/>
-                    </plugin>
-                    <plugin>
-                        <groupId>org.codehaus.mojo</groupId>
-                        <artifactId>build-helper-maven-plugin</artifactId>
-                        <executions>
-                            <execution>
-                                <id>add-source</id>
-                                <phase>prepare-package</phase>
-                                <goals>
-                                    <goal>add-source</goal>
-                                </goals>
-                                <configuration>
-                                    <sources>
-                                        <source>src/main/scala</source>
-                                    </sources>
-                                </configuration>
-                            </execution>
-                        </executions>
-                    </plugin>
-                </plugins>
-            </build>
-        </profile>
-        <profile>
-            <id>release-sign-artifacts</id>
-            <activation>
-                <property>
-                    <name>performRelease</name>
-                    <value>true</value>
-                </property>
-            </activation>
-            <build>
-                <plugins>
-                    <plugin>
-                        <groupId>org.apache.maven.plugins</groupId>
-                        <artifactId>maven-gpg-plugin</artifactId>
-                        <executions>
-                            <execution>
-                                <id>sign-artifacts</id>
-                                <phase>verify</phase>
-                                <goals>
-                                    <goal>sign</goal>
-                                </goals>
-                            </execution>
-                        </executions>
-                    </plugin>
-                </plugins>
-            </build>
-        </profile>
-        <!-- Samples -->
-        <profile>
-            <id>android-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/android/volley</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>bash-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/bash</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>clojure-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>clojure</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/clojure</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-jersey1</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/jersey1</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-jersey2</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/jersey2</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-jersey2-java6</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/jersey2-java6</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-okhttp-gson</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/okhttp-gson</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-okhttp-gson-parcelable</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/okhttp-gson/parcelableModel</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-retrofit</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/retrofit</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-retrofit2</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/retrofit2</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-retrofit2-rx</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/retrofit2rx</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-feign</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/feign</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>javascript-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>javascript</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/javascript</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>scala-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>scala</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/scala</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-msf4j-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/java-msf4/</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-cxf-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-cxf</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-resteasy-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-resteasy/default</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-resteasy-server-joda</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-resteasy/joda</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-resteasy-eap-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-resteasy/eap</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-resteasy-eap-server-java8</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-resteasy/eap-java8</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-resteasy-eap-server-joda</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-resteasy/eap-joda</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs/jersey2</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-server-jersey1</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs/jersey1</module>
-            </modules>
-        </profile>
-        <profile>
-            <!-- openapi v3's one -->
-            <id>jaxrs-jersey</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-jersey</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-spec</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-spec</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-spec-interface</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-spec-interface</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-spec-interface-response</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-spec-interface-response</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-fetch-client-tests-default</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-fetch/tests/default</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-fetch-client-builds-default</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-fetch/builds/default</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-fetch-client-builds-es6-target</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-fetch/builds/es6-target</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-fetch-client-builds-with-npm-version</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-fetch/builds/with-npm-version</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-angularjs-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-angularjs/npm</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-node-npm-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-node/npm</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>python-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/python</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>ruby-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/ruby</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>go-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/go</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>spring-mvc</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/spring-mvc</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>springboot-useoptional</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/springboot-useoptional</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>springboot-beanvalidation</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/springboot-beanvalidation</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>springboot-reactive</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/springboot-reactive</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>springboot</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/springboot</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>spring-cloud</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/spring-cloud</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>scalatra-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/scalatra</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-inflector</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/java-inflector</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-undertowr</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/undertow</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>samples</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>samples</value>
-                </property>
-            </activation>
-            <modules>
-                <!-- clients -->
-                <!-- test java-related projects -->
-                <module>samples/client/petstore/scala-akka</module>
-                <module>samples/client/petstore/scala-httpclient</module>
-                <module>samples/client/petstore/scalaz</module>
-                <module>samples/client/petstore/clojure</module>
-                <module>samples/client/petstore/java/feign</module>
-                <module>samples/client/petstore/java/jersey1</module>
-                <module>samples/client/petstore/java/jersey2</module>
-                <module>samples/client/petstore/java/okhttp-gson</module>
-                <module>samples/client/petstore/java/retrofit</module>
-                <module>samples/client/petstore/java/retrofit2</module>
-                <module>samples/client/petstore/java/retrofit2rx</module>
-                <module>samples/client/petstore/jaxrs-cxf-client</module>
-                <module>samples/client/petstore/java/resttemplate</module>
-                <module>samples/client/petstore/java/resttemplate-withXml</module>
-                <module>samples/client/petstore/java/vertx</module>
-                <module>samples/client/petstore/java/resteasy</module>
-                <module>samples/client/petstore/java/google-api-client</module>
-                <module>samples/client/petstore/kotlin/</module>
-                <!-- servers -->
-                <module>samples/server/petstore/jaxrs-jersey</module>
-                <module>samples/server/petstore/jaxrs-spec</module>
-                <module>samples/server/petstore/jaxrs-spec-interface</module>
-                <module>samples/server/petstore/jaxrs-spec-interface-response</module>
-                <module>samples/server/petstore/java-vertx/rx</module>
-                <module>samples/server/petstore/java-vertx/async</module>
-                <module>samples/server/petstore/java-inflector</module>
-                <module>samples/server/petstore/undertow</module>
-                <module>samples/server/petstore/jaxrs/jersey1</module>
-                <module>samples/server/petstore/jaxrs/jersey2</module>
-                <module>samples/server/petstore/jaxrs/jersey1-useTags</module>
-                <module>samples/server/petstore/jaxrs/jersey2-useTags</module>
-                <module>samples/server/petstore/jaxrs-resteasy/default</module>
-                <module>samples/server/petstore/jaxrs-resteasy/eap</module>
-                <module>samples/server/petstore/jaxrs-resteasy/eap-joda</module>
-                <module>samples/server/petstore/jaxrs-resteasy/eap-java8</module>
-                <module>samples/server/petstore/jaxrs-resteasy/joda</module>
-                <module>samples/server/petstore/spring-mvc</module>
-                <module>samples/client/petstore/spring-cloud</module>
-                <module>samples/server/petstore/springboot</module>
-                <module>samples/server/petstore/springboot-beanvalidation</module>
-                <module>samples/server/petstore/springboot-useoptional</module>
-                <module>samples/server/petstore/jaxrs-cxf</module>
-                <module>samples/server/petstore/jaxrs-cxf-annotated-base-path</module>
-                <module>samples/server/petstore/jaxrs-cxf-cdi</module>
-                <module>samples/server/petstore/jaxrs-cxf-non-spring-app</module>
-                <module>samples/server/petstore/java-msf4j</module>
-            </modules>
-        </profile>
-    </profiles>
-    <modules>
-        <module>modules/openapi-generator</module>
-        <module>modules/openapi-generator-cli</module>
-        <module>modules/openapi-generator-maven-plugin</module>
-        <module>modules/openapi-generator-online</module>
-    </modules>
-    <reporting>
-        <outputDirectory>target/site</outputDirectory>
-        <plugins>
-            <plugin>
-                <groupId>net.alchim31.maven</groupId>
-                <artifactId>scala-maven-plugin</artifactId>
-                <version>${scala-maven-plugin-version}</version>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-jxr-plugin</artifactId>
-                <version>3.0.0</version>
-                <configuration>
-                    <aggregate>true</aggregate>
-                </configuration>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-project-info-reports-plugin</artifactId>
-                <version>3.0.0</version>
-                <reportSets>
-                    <reportSet>
-                        <reports>
-                            <report>project-team</report>
-                        </reports>
-                    </reportSet>
-                </reportSets>
-            </plugin>
-        </plugins>
-    </reporting>
-    <dependencyManagement>
-        <dependencies>
-            <dependency>
-                <groupId>junit</groupId>
-                <artifactId>junit</artifactId>
-                <version>${junit-version}</version>
-                <scope>test</scope>
-            </dependency>
-            <dependency>
-                <groupId>org.testng</groupId>
-                <artifactId>testng</artifactId>
-                <version>${testng-version}</version>
-                <scope>test</scope>
-            </dependency>
-            <dependency>
-                <groupId>org.jmockit</groupId>
-                <artifactId>jmockit</artifactId>
-                <version>${jmockit-version}</version>
-                <scope>test</scope>
-            </dependency>
-        </dependencies>
-    </dependencyManagement>
-    <repositories>
-        <repository>
-            <id>sonatype-snapshots</id>
-            <url>https://oss.sonatype.org/content/repositories/snapshots</url>
-            <snapshots>
-                <enabled>true</enabled>
-            </snapshots>
-        </repository>
-    </repositories>
-    <properties>
-        <swagger-parser-version>2.0.4</swagger-parser-version>
-        <swagger-core-version>2.0.4</swagger-core-version>
-        <scala-version>2.11.1</scala-version>
-        <felix-version>3.3.1-SNAPSHOT</felix-version>
-        <commons-io-version>2.4</commons-io-version>
-        <commons-cli-version>1.2</commons-cli-version>
-        <junit-version>4.8.1</junit-version>
-        <jackson-version>2.8.9</jackson-version>
-        <maven-plugin-version>1.0.0</maven-plugin-version>
-        <commons-lang-version>3.4</commons-lang-version>
-        <slf4j-version>1.7.12</slf4j-version>
-        <scala-maven-plugin-version>3.2.1</scala-maven-plugin-version>
-        <jmustache-version>1.12</jmustache-version>
-        <testng-version>6.9.6</testng-version>
-        <surefire-version>2.22.0</surefire-version>
-        <jmockit-version>1.25</jmockit-version>
-        <reflections-version>0.9.10</reflections-version>
-        <spring-boot-version>2.0.2.RELEASE</spring-boot-version>
-    </properties>
-</project>
diff --git a/CI/pom.xml.ios b/CI/pom.xml.ios
deleted file mode 100644
index 8e41dc3b013..00000000000
--- a/CI/pom.xml.ios
+++ /dev/null
@@ -1,950 +0,0 @@
-<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
-    <parent>
-        <groupId>org.sonatype.oss</groupId>
-        <artifactId>oss-parent</artifactId>
-        <version>5</version>
-    </parent>
-    <modelVersion>4.0.0</modelVersion>
-    <groupId>org.openapitools</groupId>
-    <artifactId>openapi-generator-project</artifactId>
-    <packaging>pom</packaging>
-    <name>openapi-generator-project</name>
-    <version>3.3.1-SNAPSHOT</version>
-    <url>https://github.com/openapitools/openapi-generator</url>
-    <scm>
-        <connection>scm:git:git@github.com:openapitools/openapi-generator.git</connection>
-        <developerConnection>scm:git:git@github.com:openapitools/openapi-generator.git</developerConnection>
-        <url>https://github.com/openapitools/openapi-generator</url>
-    </scm>
-    <developers>
-        <!-- original author of the project -->
-        <developer>
-            <id>fehguy</id>
-            <name>Tony Tam</name>
-            <email>fehguy@gmail.com</email>
-        </developer>
-        <!-- openapi-generator core team -->
-        <developer>
-            <id>wing328</id>
-            <name>William Cheng</name>
-            <email>wing328hk@gmail.com</email>
-        </developer>
-        <developer>
-            <id>jimschubert</id>
-            <name>Jim Schubert</name>
-            <email>james.schubert@gmail.com</email>
-        </developer>
-        <developer>
-            <id>cbornet</id>
-            <name>Christophe Bornet</name>
-        </developer>
-        <developer>
-            <id>jaz-ah</id>
-            <name>Joseph Zuromski</name>
-        </developer>
-        <developer>
-            <id>ackintosh</id>
-            <name>Akihito Nakano</name>
-        </developer>
-        <developer>
-            <id>JFCote</id>
-            <name>Jean-François Côté</name>
-        </developer>
-        <developer>
-            <id>jmini</id>
-            <name>Jérémie Bresson</name>
-            <email>dev@jmini.fr</email>
-        </developer>
-    </developers>
-    <issueManagement>
-        <system>github</system>
-        <url>https://github.com/openapitools/openapi-generator/issues</url>
-    </issueManagement>
-    <licenses>
-        <license>
-            <name>Apache License 2.0</name>
-            <url>http://www.apache.org/licenses/LICENSE-2.0.html</url>
-            <distribution>repo</distribution>
-        </license>
-    </licenses>
-    <build>
-        <sourceDirectory>src/main/java</sourceDirectory>
-        <outputDirectory>target/classes</outputDirectory>
-        <extensions>
-            <extension>
-                <groupId>org.jvnet.wagon-svn</groupId>
-                <artifactId>wagon-svn</artifactId>
-                <version>1.8</version>
-            </extension>
-            <extension>
-                <groupId>org.apache.maven.wagon</groupId>
-                <artifactId>wagon-ssh-external</artifactId>
-                <version>1.0-alpha-6</version>
-            </extension>
-            <extension>
-                <groupId>org.apache.maven.wagon</groupId>
-                <artifactId>wagon-webdav</artifactId>
-                <version>1.0-beta-1</version>
-            </extension>
-        </extensions>
-        <defaultGoal>install</defaultGoal>
-        <directory>target</directory>
-        <finalName>${project.artifactId}-${project.version}</finalName>
-        <plugins>
-            <plugin>
-                <groupId>net.revelc.code</groupId>
-                <artifactId>formatter-maven-plugin</artifactId>
-                <!-- Uncomment this to format before checkstyle -->
-                <!-- <executions>
-                    <execution>
-                        <id>format</id>
-                        <phase>validate</phase>
-                        <goals>
-                            <goal>format</goal>
-                        </goals>
-                    </execution>
-                </executions> -->
-                <configuration>
-                    <compilerSource>1.8</compilerSource>
-                    <compilerCompliance>1.8</compilerCompliance>
-                    <compilerTargetPlatform>1.8</compilerTargetPlatform>
-                    <lineEnding>LF</lineEnding>
-                </configuration>
-            </plugin>
-            <!--<plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-checkstyle-plugin</artifactId>
-                <version>2.17</version>
-                <executions>
-                    <execution>
-                        <id>validate</id>
-                        <phase>validate</phase>
-                        <configuration>
-                            <configLocation>google_checkstyle.xml</configLocation>
-                            Don't include generated sources a la http://stackoverflow.com/a/30406454
-                            <sourceDirectory>${project.build.sourceDirectory}</sourceDirectory>
-                            <encoding>UTF-8</encoding>
-                            <consoleOutput>true</consoleOutput>
-                            <failsOnError>true</failsOnError>
-                            <linkXRef>false</linkXRef>
-                        </configuration>
-                        <goals>
-                            <goal>check</goal>
-                        </goals>
-                    </execution>
-                </executions>
-                <dependencies>
-                    <dependency>
-                        <groupId>com.puppycrawl.tools</groupId>
-                        <artifactId>checkstyle</artifactId>
-                        <version>6.19</version>
-                    </dependency>
-                </dependencies>
-            </plugin>-->
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-surefire-plugin</artifactId>
-                <version>${surefire-version}</version>
-                <configuration>
-                    <testNGArtifactName>none:none</testNGArtifactName>
-                    <argLine>-XX:+StartAttachListener</argLine>
-                </configuration>
-                <executions>
-                    <execution>
-                        <id>test-testng</id>
-                        <phase>test</phase>
-                        <goals>
-                            <goal>test</goal>
-                        </goals>
-                        <configuration>
-                            <junitArtifactName>none:none</junitArtifactName>
-                            <testNGArtifactName>org.testng:testng</testNGArtifactName>
-                        </configuration>
-                    </execution>
-                </executions>
-            </plugin>
-            <plugin>
-                <artifactId>maven-dependency-plugin</artifactId>
-                <executions>
-                    <execution>
-                        <phase>package</phase>
-                        <goals>
-                            <goal>copy-dependencies</goal>
-                        </goals>
-                        <configuration>
-                            <outputDirectory>${project.build.directory}/lib</outputDirectory>
-                        </configuration>
-                    </execution>
-                </executions>
-            </plugin>
-            <plugin>
-                <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.8.0</version>
-                <configuration>
-                    <source>1.8</source>
-                    <target>1.8</target>
-                </configuration>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-jar-plugin</artifactId>
-                <version>3.1.0</version>
-                <configuration>
-                    <archive>
-                        <manifestEntries>
-                            <mode>development</mode>
-                            <url>${project.url}</url>
-                            <implementation-version>${project.version}</implementation-version>
-                            <package>org.openapitools</package>
-                        </manifestEntries>
-                    </archive>
-                </configuration>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-site-plugin</artifactId>
-                <version>3.7.1</version>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-release-plugin</artifactId>
-                <version>2.5.3</version>
-            </plugin>
-
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-javadoc-plugin</artifactId>
-                <version>3.0.1</version>
-                <configuration>
-                    <aggregate>true</aggregate>
-                    <source>1.8</source>
-                    <encoding>UTF-8</encoding>
-                    <maxmemory>1g</maxmemory>
-                    <failOnWarnings>true</failOnWarnings>
-                    <excludePackageNames>${javadoc.package.exclude}</excludePackageNames>
-                </configuration>
-                <executions>
-                    <execution>
-                        <id>attach-javadocs</id>
-                        <phase>verify</phase>
-                        <goals>
-                            <goal>jar</goal>
-                        </goals>
-                    </execution>
-                </executions>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-source-plugin</artifactId>
-                <version>3.0.1</version>
-                <executions>
-                    <execution>
-                        <id>attach-sources</id>
-                        <phase>verify</phase>
-                        <goals>
-                            <goal>jar-no-fork</goal>
-                        </goals>
-                    </execution>
-                </executions>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-enforcer-plugin</artifactId>
-                <version>1.4.1</version>
-                <executions>
-                    <execution>
-                        <id>enforce-versions</id>
-                        <goals>
-                            <goal>enforce</goal>
-                        </goals>
-                        <configuration>
-                            <rules>
-                                <requireMavenVersion>
-                                    <version>3.2.5</version>
-                                </requireMavenVersion>
-                            </rules>
-                        </configuration>
-                    </execution>
-                </executions>
-            </plugin>
-        </plugins>
-        <pluginManagement>
-            <plugins>
-                <plugin>
-                    <groupId>net.revelc.code</groupId>
-                    <artifactId>formatter-maven-plugin</artifactId>
-                    <version>0.5.2</version>
-                </plugin>
-            </plugins>
-        </pluginManagement>
-    </build>
-    <profiles>
-        <profile>
-            <id>release-profile</id>
-            <properties>
-                <skipTests>true</skipTests>
-            </properties>
-            <build>
-                <plugins>
-                    <plugin>
-                        <groupId>net.alchim31.maven</groupId>
-                        <artifactId>scala-maven-plugin</artifactId>
-                        <executions>
-                            <execution>
-                                <goals>
-                                    <goal>compile</goal>
-                                    <goal>testCompile</goal>
-                                </goals>
-                            </execution>
-                        </executions>
-                        <configuration/>
-                    </plugin>
-                    <plugin>
-                        <groupId>org.codehaus.mojo</groupId>
-                        <artifactId>build-helper-maven-plugin</artifactId>
-                        <executions>
-                            <execution>
-                                <id>add-source</id>
-                                <phase>prepare-package</phase>
-                                <goals>
-                                    <goal>add-source</goal>
-                                </goals>
-                                <configuration>
-                                    <sources>
-                                        <source>src/main/scala</source>
-                                    </sources>
-                                </configuration>
-                            </execution>
-                        </executions>
-                    </plugin>
-                </plugins>
-            </build>
-        </profile>
-        <profile>
-            <id>release-sign-artifacts</id>
-            <activation>
-                <property>
-                    <name>performRelease</name>
-                    <value>true</value>
-                </property>
-            </activation>
-            <build>
-                <plugins>
-                    <plugin>
-                        <groupId>org.apache.maven.plugins</groupId>
-                        <artifactId>maven-gpg-plugin</artifactId>
-                        <executions>
-                            <execution>
-                                <id>sign-artifacts</id>
-                                <phase>verify</phase>
-                                <goals>
-                                    <goal>sign</goal>
-                                </goals>
-                            </execution>
-                        </executions>
-                    </plugin>
-                </plugins>
-            </build>
-        </profile>
-        <!-- Samples -->
-        <profile>
-            <id>android-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/android/volley</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>bash-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/bash</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>clojure-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>clojure</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/clojure</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>haskell-http-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>haskell-http-client</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/haskell-http-client</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>haskell-http-client-integration-test</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>haskell-http-client</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/haskell-http-client/tests-integration</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-jersey1</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/jersey1</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-jersey2</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/jersey2</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-jersey2-java6</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/jersey2-java6</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-okhttp-gson</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/okhttp-gson</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-okhttp-gson-parcelable</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/okhttp-gson/parcelableModel</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-retrofit</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/retrofit</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-retrofit2</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/retrofit2</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-retrofit2-rx</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/retrofit2rx</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-client-feign</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/java/feign</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>javascript-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>javascript</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/javascript</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>scala-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>scala</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/scala</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-msf4j-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/java-msf4/</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-cxf-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-cxf</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-resteasy-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-resteasy/default</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-resteasy-server-joda</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-resteasy/joda</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-resteasy-eap-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-resteasy/eap</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-resteasy-eap-server-joda</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs-resteasy/eap-joda</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs/jersey2</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>jaxrs-server-jersey1</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/jaxrs/jersey1</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-fetch-client-tests-default</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-fetch/tests/default</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-fetch-client-builds-default</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-fetch/builds/default</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-fetch-client-builds-es6-target</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-fetch/builds/es6-target</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-fetch-client-builds-with-npm-version</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-fetch/builds/with-npm-version</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-angularjs-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-angularjs/npm</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>typescript-node-npm-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/typescript-node/npm</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>python-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/python</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>ruby-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/ruby</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>go-client</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/go</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>spring-mvc</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/spring-mvc</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>springboot-beanvalidation</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/springboot-beanvalidation</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>springboot-reactive</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/springboot-reactive</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>springboot</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/springboot</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>spring-cloud</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/spring-cloud</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>scalatra-server</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/scalatra</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-inflector</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/java-inflector</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>java-undertowr</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>java</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/server/petstore/undertow</module>
-            </modules>
-        </profile>
-        <profile>
-            <id>samples</id>
-            <activation>
-                <property>
-                    <name>env</name>
-                    <value>samples</value>
-                </property>
-            </activation>
-            <modules>
-                <module>samples/client/petstore/swift3/default/SwaggerClientTests</module>
-                <module>samples/client/petstore/swift3/promisekit/SwaggerClientTests</module>
-                <module>samples/client/petstore/swift3/rxswift/SwaggerClientTests</module>
-                <module>samples/client/petstore/swift/default/SwaggerClientTests</module>
-                <module>samples/client/petstore/swift/promisekit/SwaggerClientTests</module>
-                <module>samples/client/petstore/swift/rxswift/SwaggerClientTests</module>
-                <!-- comment out objc tests as it's timing out
-                <module>samples/client/petstore/objc/default/SwaggerClientTests</module>
-                <module>samples/client/petstore/objc/core-data/SwaggerClientTests</module>-->
-            </modules>
-        </profile>
-    </profiles>
-    <modules>
-        <module>modules/openapi-generator</module>
-        <module>modules/openapi-generator-cli</module>
-        <module>modules/openapi-generator-maven-plugin</module>
-        <module>modules/openapi-generator-online</module>
-    </modules>
-    <reporting>
-        <outputDirectory>target/site</outputDirectory>
-        <plugins>
-            <plugin>
-                <groupId>net.alchim31.maven</groupId>
-                <artifactId>scala-maven-plugin</artifactId>
-                <version>${scala-maven-plugin-version}</version>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-jxr-plugin</artifactId>
-                <version>3.0.0</version>
-                <configuration>
-                    <aggregate>true</aggregate>
-                </configuration>
-            </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-project-info-reports-plugin</artifactId>
-                <version>3.0.0</version>
-                <reportSets>
-                    <reportSet>
-                        <reports>
-                            <report>project-team</report>
-                        </reports>
-                    </reportSet>
-                </reportSets>
-            </plugin>
-        </plugins>
-    </reporting>
-    <dependencyManagement>
-        <dependencies>
-            <dependency>
-                <groupId>junit</groupId>
-                <artifactId>junit</artifactId>
-                <version>${junit-version}</version>
-                <scope>test</scope>
-            </dependency>
-            <dependency>
-                <groupId>org.testng</groupId>
-                <artifactId>testng</artifactId>
-                <version>${testng-version}</version>
-                <scope>test</scope>
-            </dependency>
-            <dependency>
-                <groupId>org.jmockit</groupId>
-                <artifactId>jmockit</artifactId>
-                <version>${jmockit-version}</version>
-                <scope>test</scope>
-            </dependency>
-        </dependencies>
-    </dependencyManagement>
-    <repositories>
-        <repository>
-            <id>sonatype-snapshots</id>
-            <url>https://oss.sonatype.org/content/repositories/snapshots</url>
-            <snapshots>
-                <enabled>true</enabled>
-            </snapshots>
-        </repository>
-    </repositories>
-    <properties>
-        <swagger-parser-version>2.0.4</swagger-parser-version>
-        <swagger-core-version>2.0.4</swagger-core-version>
-        <scala-version>2.11.1</scala-version>
-        <felix-version>3.3.1-SNAPSHOT</felix-version>
-        <commons-io-version>2.4</commons-io-version>
-        <commons-cli-version>1.2</commons-cli-version>
-        <junit-version>4.8.1</junit-version>
-        <jackson-version>2.8.9</jackson-version>
-        <maven-plugin-version>1.0.0</maven-plugin-version>
-        <commons-lang-version>3.4</commons-lang-version>
-        <slf4j-version>1.7.12</slf4j-version>
-        <scala-maven-plugin-version>3.2.1</scala-maven-plugin-version>
-        <jmustache-version>1.14</jmustache-version>
-        <testng-version>6.9.6</testng-version>
-        <surefire-version>2.22.0</surefire-version>
-        <jmockit-version>1.25</jmockit-version>
-        <reflections-version>0.9.10</reflections-version>
-        <spring-boot-version>2.0.2.RELEASE</spring-boot-version>
-    </properties>
-</project>
diff --git a/modules/openapi-generator-gradle-plugin/pom.xml b/modules/openapi-generator-gradle-plugin/pom.xml
index 6a58aeaff58..4d14a7852a8 100644
--- a/modules/openapi-generator-gradle-plugin/pom.xml
+++ b/modules/openapi-generator-gradle-plugin/pom.xml
@@ -54,7 +54,7 @@
                 <artifactId>gradle-maven-plugin</artifactId>
                 <version>1.0.8</version>
                 <configuration>
-                    <gradleVersion>4.10-rc-1</gradleVersion>
+                    <gradleVersion>4.10.2</gradleVersion>
                     <args>
                         <arg>-P openApiGeneratorVersion=${project.version}</arg>
                     </args>
diff --git a/pom.xml b/pom.xml
index eb4fd035f04..0edd3ca8df2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -158,6 +158,7 @@
                 <configuration>
                     <testNGArtifactName>none:none</testNGArtifactName>
                     <argLine>-XX:+StartAttachListener</argLine>
+                    <argLine>-javaagent:${settings.localRepository}/org/jmockit/jmockit/${jmockit-version}/jmockit-${jmockit-version}.jar</argLine>
                 </configuration>
                 <executions>
                     <execution>
@@ -1055,6 +1056,158 @@
                 <module>samples/server/petstore/rust-server</module>
             </modules>
         </profile>
+        <!-- test with JDK8 in CircleCI -->
+        <profile>
+            <id>samples.circleci</id>
+            <activation>
+                <property>
+                    <name>env</name>
+                    <value>samples.circleci</value>
+                </property>
+            </activation>
+            <modules>
+                <!-- clients -->
+                <!-- test non-java projects -->
+                <module>samples/client/petstore/go</module>
+                <module>samples/client/petstore/typescript-angular-v6-provided-in-root</module>
+                <!-- test java-related projects -->
+                <module>samples/client/petstore/scala-akka</module>
+                <module>samples/client/petstore/scala-httpclient</module>
+                <module>samples/client/petstore/scalaz</module>
+                <module>samples/client/petstore/clojure</module>
+                <module>samples/client/petstore/java/feign</module>
+                <module>samples/client/petstore/java/feign10x</module>
+                <module>samples/client/petstore/java/jersey1</module>
+                <module>samples/client/petstore/java/jersey2</module>
+                <module>samples/client/petstore/java/jersey2-java8</module>
+                <module>samples/client/petstore/java/okhttp-gson</module>
+                <module>samples/client/petstore/java/retrofit</module>
+                <module>samples/client/petstore/java/retrofit2</module>
+                <module>samples/client/petstore/java/retrofit2rx</module>
+                <module>samples/client/petstore/java/retrofit2-play25</module>
+                <module>samples/client/petstore/java/retrofit2-play26</module>
+                <module>samples/client/petstore/jaxrs-cxf-client</module>
+                <module>samples/client/petstore/java/resttemplate</module>
+                <module>samples/client/petstore/java/resttemplate-withXml</module>
+                <module>samples/client/petstore/java/webclient</module>
+                <module>samples/client/petstore/java/vertx</module>
+                <module>samples/client/petstore/java/resteasy</module>
+                <module>samples/client/petstore/java/google-api-client</module>
+                <module>samples/client/petstore/java/rest-assured</module>
+                <module>samples/client/petstore/kotlin/</module>
+                <module>samples/client/petstore/kotlin-threetenbp/</module>
+                <module>samples/client/petstore/kotlin-string/</module>
+                <!-- servers -->
+                <module>samples/server/petstore/jaxrs-jersey</module>
+                <module>samples/server/petstore/jaxrs-spec</module>
+                <module>samples/server/petstore/jaxrs-spec-interface</module>
+                <module>samples/server/petstore/jaxrs-spec-interface-response</module>
+                <module>samples/server/petstore/java-vertx/rx</module>
+                <module>samples/server/petstore/java-vertx/async</module>
+                <module>samples/server/petstore/java-inflector</module>
+                <module>samples/server/petstore/java-pkmst</module>
+                <module>samples/server/petstore/java-play-framework</module>
+                <module>samples/server/petstore/java-play-framework-no-wrap-calls</module>
+                <module>samples/server/petstore/java-play-framework-no-swagger-ui</module>
+                <module>samples/server/petstore/java-play-framework-no-interface</module>
+                <module>samples/server/petstore/java-play-framework-no-exception-handling</module>
+                <module>samples/server/petstore/java-play-framework-no-bean-validation</module>
+                <module>samples/server/petstore/java-play-framework-fake-endpoints</module>
+                <module>samples/server/petstore/java-play-framework-controller-only</module>
+                <module>samples/server/petstore/java-play-framework-api-package-override</module>
+                <module>samples/server/petstore/undertow</module>
+                <module>samples/server/petstore/jaxrs/jersey1</module>
+                <module>samples/server/petstore/jaxrs/jersey1-useTags</module>
+                <!-- move to other CI as the following fails often in CircleCI
+                <module>samples/server/petstore/jaxrs/jersey2</module>
+                <module>samples/server/petstore/jaxrs/jersey2-useTags</module> -->
+                <module>samples/server/petstore/jaxrs-datelib-j8</module>
+                <module>samples/server/petstore/jaxrs-resteasy/default</module>
+                <module>samples/server/petstore/jaxrs-resteasy/eap</module>
+                <module>samples/server/petstore/jaxrs-resteasy/eap-joda</module>
+                <module>samples/server/petstore/jaxrs-resteasy/eap-java8</module>
+                <module>samples/server/petstore/jaxrs-resteasy/joda</module>
+                <!--<module>samples/server/petstore/kotlin-server/ktor</module>-->
+                <!-- move to other CI as the following fails often in CircleCI
+                <module>samples/server/petstore/spring-mvc</module>
+                <module>samples/server/petstore/spring-mvc-j8-async</module>
+                <module>samples/server/petstore/spring-mvc-j8-localdatetime</module>-->
+                <module>samples/client/petstore/spring-cloud</module>
+                <module>samples/server/petstore/springboot</module>
+                <module>samples/server/petstore/springboot-beanvalidation</module>
+                <module>samples/server/petstore/springboot-useoptional</module>
+                <module>samples/server/petstore/jaxrs-cxf</module>
+                <module>samples/server/petstore/jaxrs-cxf-annotated-base-path</module>
+                <module>samples/server/petstore/jaxrs-cxf-cdi</module>
+                <module>samples/server/petstore/jaxrs-cxf-non-spring-app</module>
+                <module>samples/server/petstore/java-msf4j</module>
+                <module>samples/server/petstore/scala-lagom-server</module>
+                <module>samples/server/petstore/scalatra</module>
+                <module>samples/server/petstore/finch</module>
+                <module>samples/server/petstore/kotlin-springboot</module>
+            </modules>
+        </profile>
+        <!-- test with JDK7 in CircleCI -->
+        <profile>
+            <id>samples.circleci.jdk7</id>
+            <activation>
+                <property>
+                    <name>env</name>
+                    <value>samples.circleci.jdk7</value>
+                </property>
+            </activation>
+            <modules>
+                <!-- clients -->
+                <!-- test java-related projects -->
+                <module>samples/client/petstore/scala-akka</module>
+                <module>samples/client/petstore/scala-httpclient</module>
+                <module>samples/client/petstore/scalaz</module>
+                <module>samples/client/petstore/clojure</module>
+                <module>samples/client/petstore/java/feign</module>
+                <module>samples/client/petstore/java/jersey1</module>
+                <module>samples/client/petstore/java/jersey2</module>
+                <module>samples/client/petstore/java/okhttp-gson</module>
+                <module>samples/client/petstore/java/retrofit</module>
+                <module>samples/client/petstore/java/retrofit2</module>
+                <module>samples/client/petstore/java/retrofit2rx</module>
+                <module>samples/client/petstore/jaxrs-cxf-client</module>
+                <module>samples/client/petstore/java/resttemplate</module>
+                <module>samples/client/petstore/java/resttemplate-withXml</module>
+                <module>samples/client/petstore/java/vertx</module>
+                <module>samples/client/petstore/java/resteasy</module>
+                <module>samples/client/petstore/java/google-api-client</module>
+                <module>samples/client/petstore/kotlin/</module>
+                <!-- servers -->
+                <module>samples/server/petstore/jaxrs-jersey</module>
+                <module>samples/server/petstore/jaxrs-spec</module>
+                <module>samples/server/petstore/jaxrs-spec-interface</module>
+                <module>samples/server/petstore/jaxrs-spec-interface-response</module>
+                <module>samples/server/petstore/java-vertx/rx</module>
+                <module>samples/server/petstore/java-vertx/async</module>
+                <module>samples/server/petstore/java-inflector</module>
+                <module>samples/server/petstore/undertow</module>
+                <module>samples/server/petstore/jaxrs/jersey1</module>
+                <module>samples/server/petstore/jaxrs/jersey2</module>
+                <module>samples/server/petstore/jaxrs/jersey1-useTags</module>
+                <module>samples/server/petstore/jaxrs/jersey2-useTags</module>
+                <module>samples/server/petstore/jaxrs-resteasy/default</module>
+                <module>samples/server/petstore/jaxrs-resteasy/eap</module>
+                <module>samples/server/petstore/jaxrs-resteasy/eap-joda</module>
+                <module>samples/server/petstore/jaxrs-resteasy/eap-java8</module>
+                <module>samples/server/petstore/jaxrs-resteasy/joda</module>
+                <module>samples/server/petstore/spring-mvc</module>
+                <module>samples/client/petstore/spring-cloud</module>
+                <module>samples/server/petstore/springboot</module>
+                <module>samples/server/petstore/springboot-beanvalidation</module>
+                <module>samples/server/petstore/springboot-useoptional</module>
+                <module>samples/server/petstore/jaxrs-cxf</module>
+                <module>samples/server/petstore/jaxrs-cxf-annotated-base-path</module>
+                <module>samples/server/petstore/jaxrs-cxf-cdi</module>
+                <module>samples/server/petstore/jaxrs-cxf-non-spring-app</module>
+                <module>samples/server/petstore/java-msf4j</module>
+            </modules>
+        </profile>
+        <!-- test with JDK9 in Shippable CI -->
         <profile>
             <id>samples.shippable</id>
             <activation>
@@ -1079,6 +1232,41 @@
                 <module>samples/server/petstore/php-slim</module>
             </modules>
         </profile>
+        <profile>
+            <id>samples.ios</id>
+            <activation>
+                <property>
+                    <name>env</name>
+                    <value>samples.ios</value>
+                </property>
+            </activation>
+            <modules>
+                <module>samples/client/petstore/swift4/default/SwaggerClientTests</module>
+                <module>samples/client/petstore/swift4/promisekit/SwaggerClientTests</module>
+                <module>samples/client/petstore/swift4/rxswift/SwaggerClientTests</module>
+                <module>samples/client/petstore/swift3/default/SwaggerClientTests</module>
+                <module>samples/client/petstore/swift3/promisekit/SwaggerClientTests</module>
+                <module>samples/client/petstore/swift3/rxswift/SwaggerClientTests</module>
+                <module>samples/client/petstore/swift/default/SwaggerClientTests</module>
+                <module>samples/client/petstore/swift/promisekit/SwaggerClientTests</module>
+                <module>samples/client/petstore/swift/rxswift/SwaggerClientTests</module>
+                <!-- comment out objc tests as it's timing out
+                <module>samples/client/petstore/objc/default/SwaggerClientTests</module>
+                <module>samples/client/petstore/objc/core-data/SwaggerClientTests</module>-->
+            </modules>
+        </profile>
+        <profile>
+            <id>samples.bash</id>
+            <activation>
+                <property>
+                    <name>env</name>
+                    <value>samples.bash</value>
+                </property>
+            </activation>
+            <modules>
+                <module>samples/client/petstore/bash</module>
+            </modules>
+        </profile>
     </profiles>
     <modules>
         <module>modules/openapi-generator</module>
@@ -1166,7 +1354,7 @@
         <jmustache-version>1.14</jmustache-version>
         <testng-version>6.9.6</testng-version>
         <surefire-version>2.22.0</surefire-version>
-        <jmockit-version>1.25</jmockit-version>
+        <jmockit-version>1.43</jmockit-version>
         <reflections-version>0.9.10</reflections-version>
         <spring-boot-version>2.0.2.RELEASE</spring-boot-version>
     </properties>
diff --git a/shippable.yml b/shippable.yml
index 06c87b55137..a112f3bbf7b 100644
--- a/shippable.yml
+++ b/shippable.yml
@@ -1,7 +1,7 @@
 language: java
 
 jdk:
-- oraclejdk8 
+- openjdk9
 
 build:
   cache: true
@@ -10,6 +10,7 @@ build:
     - $HOME/.stack
     - $SHIPPABLE_REPO_DIR/samples/client/petstore/elixir/deps
   ci:
+    - java -version
     - mvn --quiet clean install
     # ensure all modifications created by 'mature' generators are in the git repo
     # below move to CircleCI ./bin/utils/ensure-up-to-date