Remove -XX:MaxPermSize (#2712)

This was removed in JDK 8 and produces a warning

appveyor.yml

@@ -25,8 +25,8 @@ install:
         [System.IO.Compression.ZipFile]::ExtractToDirectory("C:\gradle-bin.zip", "C:\gradle")
       }
   - cmd: SET PATH=C:\maven\apache-maven-3.2.5\bin;C:\gradle\gradle-5.3.1\bin;%JAVA_HOME%\bin;%PATH%
-  - cmd: SET MAVEN_OPTS=-XX:MaxPermSize=2g -Xmx4g
-  - cmd: SET JAVA_OPTS=-XX:MaxPermSize=2g -Xmx4g
+  - cmd: SET MAVEN_OPTS=-Xmx4g
+  - cmd: SET JAVA_OPTS=-Xmx4g
   - cmd: SET M2_HOME=C:\maven\apache-maven-3.2.5
   - cmd: java -version
   - cmd: gradle -v

bin/ada-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 model="modules/openapi-generator/src/test/resources/2_0/petstore.yaml"
 ags="generate --template-dir modules/openapi-generator/src/main/resources/Ada -g ada $@"
 ags="$ags -i $model -t modules/openapi-generator/src/main/resources/Ada -o samples/client/petstore/ada"

bin/android-petstore-httpclient.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/android -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g android -Dlibrary=httpclient -o samples/client/petstore/android/httpclient $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/android-petstore-volley.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g android -c bin/android-petstore-volley.json -o samples/client/petstore/android/volley $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/apache2-petstore-config.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -g apache2 -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -o samples/config/petstore/apache2 $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/apex-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/apex -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g apex -o samples/client/petstore/apex $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/aspnetcore-petstore-server.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -g aspnetcore -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -o samples/server/petstore/aspnetcore --additional-properties packageGuid={3C799344-F285-4669-8FD5-7ED9B795D5C5} $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/bash-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 args="generate -t modules/openapi-generator/src/main/resources/bash -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g bash -o samples/client/petstore/bash -c modules/openapi-generator/src/test/resources/2_0/bash-config.json --additional-properties hideGenerationTimestamp=true $@"
 
 java $JAVA_OPTS -jar $executable $args

bin/clojure-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore.json -g clojure -o samples/client/petstore/clojure $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/cpp-pistache-server-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -g cpp-pistache-server -t modules/openapi-generator/src/main/resources/cpp-pistache-server -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml --additional-properties addExternalLibs=true -o samples/server/petstore/cpp-pistache $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/cpp-qt5-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/cpp-qt5-client -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g cpp-qt5-client -o samples/client/petstore/cpp-qt5 $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/cpp-qt5-qhttpengine-server-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/cpp-qt5-qhttpengine-server -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g cpp-qt5-qhttpengine-server -o samples/server/petstore/cpp-qt5-qhttpengine-server $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/cpp-restbed-petstore-server.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -g cpp-restbed-server -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -o samples/server/petstore/cpp-restbed $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/cpp-restsdk-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/cpp-rest-sdk-client -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g cpp-restsdk -o samples/client/petstore/cpp-restsdk $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/cpp-tizen-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/cpp-tizen-client -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g cpp-tizen -o samples/client/petstore/cpp-tizen $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/csharp-dotnet2-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g csharp-dotnet2 -o samples/client/petstore/csharp-dotnet2/OpenAPIClientTest/Lib/OpenAPIClient --additional-properties hideGenerationTimestamp=true $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/csharp-netcore-petstore-netcore.sh

@@ -27,7 +27,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/csharp-netcore/ -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g csharp-netcore -o ${outdir} --additional-properties packageGuid={321C8C3F-0156-40C1-AE42-D59761FB9B6C},useCompareNetObjects=true,targetFramework=netcoreapp2.0 $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/csharp-netcore-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/csharp-netcore/ -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g csharp-netcore -o samples/client/petstore/csharp-netcore/OpenAPIClient --additional-properties packageGuid={321C8C3F-0156-40C1-AE42-D59761FB9B6C},useCompareNetObjects=true $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/csharp-petstore-net-35.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g csharp -o samples/client/petstore/csharp/OpenAPIClientNet35 --additional-properties packageGuid={321C8C3F-0156-40C1-AE42-D59761FB9B6C} -c ./bin/csharp-petstore-net-35.json $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/csharp-petstore-net-40.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g csharp -o samples/client/petstore/csharp/OpenAPIClientNet40 --additional-properties packageGuid={321C8C3F-0156-40C1-AE42-D59761FB9B6C} -c ./bin/csharp-petstore-net-40.json $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/csharp-petstore-net-standard.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g csharp -o samples/client/petstore/csharp/OpenAPIClientNetStandard --additional-properties packageGuid={321C8C3F-0156-40C1-AE42-D59761FB9B6C} -c ./bin/csharp-petstore-net-standard.json $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/csharp-petstore-netcore-project.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g csharp -o samples/client/petstore/csharp/OpenAPIClientNetCoreProject --additional-properties packageGuid={67035b31-f8e5-41a4-9673-954035084f7d},netCoreProjectFile=true -c ./bin/csharp-petstore-net-standard.json $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/csharp-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g csharp -o samples/client/petstore/csharp/OpenAPIClient --additional-properties packageGuid={321C8C3F-0156-40C1-AE42-D59761FB9B6C} $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/csharp-property-changed-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g csharp -o samples/client/petstore/csharp/OpenAPIClientWithPropertyChanged --additional-properties generatePropertyChanged=true --additional-properties packageGuid={5CD900DE-8266-412F-A758-28E1F9C623D5} $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/cwiki-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/confluenceWikiDocs -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g cwiki -o samples/documentation/cwiki $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/dart-flutter-petstore.sh

@@ -25,7 +25,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 
 ## Generate non-browserClient
 #ags="generate -t modules/openapi-generator/src/main/resources/dart -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g dart -o samples/client/petstore/dart/swagger -DhideGenerationTimestamp=true -DbrowserClient=false $@"

bin/dart-jaguar-petstore.sh

@@ -25,7 +25,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 
 # Generate client
 ags="$@ generate -t modules/openapi-generator/src/main/resources/dart-jaguar -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g dart-jaguar -o samples/client/petstore/dart-jaguar/openapi -DhideGenerationTimestamp=true -DpubName=openapi"

bin/dart-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 
 # Generate non-browserClient
 ags="generate -t modules/openapi-generator/src/main/resources/dart -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g dart -o samples/client/petstore/dart/openapi -DhideGenerationTimestamp=true -DbrowserClient=false --additional-properties supportDart2=false $@"

bin/dart2-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 
 # Generate non-browserClient
 ags="generate -t modules/openapi-generator/src/main/resources/dart -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g dart -o samples/client/petstore/dart2/openapi -DhideGenerationTimestamp=true -DbrowserClient=false  $@"

bin/dynamic-html.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g dynamic-html  -o samples/documentation/dynamic-html $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/eiffel-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 args="generate -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g eiffel -o samples/client/petstore/eiffel/ $@"
 
 java $JAVA_OPTS -jar $executable $args

bin/elixir-petstore.sh

@@ -31,7 +31,7 @@ rm -Rf "samples/client/petstore/elixir/lib/swagger_petstore/model/"
 rm -Rf "samples/client/petstore/elixir/lib/swagger_petstore/lib/"
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 args="generate -t modules/openapi-generator/src/main/resources/elixir -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g elixir -o samples/client/petstore/elixir/ --additional-properties invokerPackage=OpenapiPetstore $@"
 
 java $JAVA_OPTS -jar $executable $args

bin/elm-0.18-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g elm -t modules/openapi-generator/src/main/resources/elm -o samples/client/petstore/elm-0.18 --additional-properties elmVersion=0.18 $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/elm-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g elm -t modules/openapi-generator/src/main/resources/elm -o samples/client/petstore/elm $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/erlang-petstore-client.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/erlang-client -DpackageName=petstore -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g erlang-client -o samples/client/petstore/erlang-client $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/erlang-petstore-proper.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/erlang-proper -DpackageName=petstore -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g erlang-proper -o samples/client/petstore/erlang-proper $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/erlang-petstore-server.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/erlang-server -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g erlang-server -o samples/server/petstore/erlang-server $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/finch-petstore-server.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/finch -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g scala-finch -o samples/server/petstore/finch $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/flash-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/flash -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g flash -o samples/client/petstore/flash -c bin/flash-petstore.json $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/go-gin-petstore-server.sh

@@ -33,7 +33,7 @@ echo "Removing files and folders under $STUB_DIR"
 rm -rf $STUB_DIR
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 
 ags="generate -t modules/openapi-generator/src/main/resources/go-gin-server -i $SPEC -g $GENERATOR -o $STUB_DIR -DpackageName=petstoreserver --additional-properties hideGenerationTimestamp=true -Dservice $@"
 

bin/go-petstore-server.sh

@@ -33,7 +33,7 @@ echo "Removing files and folders under $STUB_DIR"
 rm -rf $STUB_DIR
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 
 ags="generate -t modules/openapi-generator/src/main/resources/go-server -i $SPEC -g $GENERATOR -o $STUB_DIR -DpackageName=petstoreserver --additional-properties hideGenerationTimestamp=true -Dservice $@"
 

bin/go-petstore-withxml.sh

@@ -33,7 +33,7 @@ echo "Removing files and folders under $STUB_DIR"
 rm -rf $STUB_DIR
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/go -i $SPEC -g $GENERATOR -o $STUB_DIR -DpackageName=petstore,withXml=true,withGoCodegenComment=true $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/go-petstore.sh

@@ -33,7 +33,7 @@ echo "Removing files and folders under $STUB_DIR"
 rm -rf $STUB_DIR
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/go -i $SPEC -g $GENERATOR -o $STUB_DIR -DpackageName=petstore $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/groovy-petstore.sh

@@ -26,6 +26,6 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g groovy -o samples/client/petstore/groovy -DhideGenerationTimestamp=true $@"
 java $JAVA_OPTS -jar $executable $ags

bin/haskell-http-client-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 
 args="generate -t modules/openapi-generator/src/main/resources/haskell-http-client -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g haskell-http-client -o samples/client/petstore/haskell-http-client $@"
 

bin/haskell-servant-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/haskell-servant -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g haskell -o samples/server/petstore/haskell-servant $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/html-markdown.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/markdown.yaml -g html  -o samples/documentation/html.md $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/html-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/htmlDocs -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g html  -o samples/documentation/html $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/html2-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g html2  -o samples/documentation/html2 --additional-properties hideGenerationTimestamp=true $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/java-inflector-petstore-server.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/JavaInflector -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java-inflector -o samples/server/petstore/java-inflector -DhideGenerationTimestamp=true $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/java-msf4j-petstore-server.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/MSF4J -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java-msf4j -o samples/server/petstore/java-msf4j/ -DhideGenerationTimestamp=true --additional-properties artifactId=java-msf4j-server $@"
 
 echo "Removing files and folders under samples/server/petstore/java-msf4j/src/main"

bin/java-petstore-feign-10x.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/Java/libraries/feign -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java -c bin/java-petstore-feign-10x.json -o samples/client/petstore/java/feign10x -DhideGenerationTimestamp=true -DbooleanGetterPrefix=is $@"
 
 echo "Removing files and folders under samples/client/petstore/java/feign10x/src/main"

bin/java-petstore-feign.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/Java/libraries/feign -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java -c bin/java-petstore-feign-9x.json -o samples/client/petstore/java/feign -DhideGenerationTimestamp=true -DbooleanGetterPrefix=is $@"
 
 echo "Removing files and folders under samples/client/petstore/java/feign/src/main"

bin/java-petstore-google-api-client.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/Java/libraries/google-api-client -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java -c bin/java-petstore-google-api-client.json -o samples/client/petstore/java/google-api-client -DhideGenerationTimestamp=true $@"
 
 echo "Removing files and folders under samples/client/petstore/java/google-api-client/src/main"

bin/java-petstore-jersey1.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate --artifact-id petstore-java-client-jersey1 -t modules/openapi-generator/src/main/resources/Java -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java -o samples/client/petstore/java/jersey1 -DhideGenerationTimestamp=true --library=jersey1 --additional-properties useNullForUnknownEnumValue=true $@"
 
 echo "Removing files and folders under samples/client/petstore/java/jersey1/src/main"

bin/java-petstore-jersey2-java6.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate --artifact-id petstore-jersey2-java6 -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java -c bin/java-petstore-jersey2.json -o samples/client/petstore/java/jersey2-java6 -DhideGenerationTimestamp=true,supportJava6=true,booleanGetterPrefix=is $@"
 
 echo "Removing files and folders under samples/client/petstore/java/jersey2-java6/src/main"

bin/java-petstore-jersey2.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java -c bin/java-petstore-jersey2.json -o samples/client/petstore/java/jersey2 -DhideGenerationTimestamp=true $@"
 
 echo "Removing files and folders under samples/client/petstore/java/jersey2/src/main"

bin/java-petstore-okhttp-gson-parcelable.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate --artifact-id petstore-okhttp-gson-parcelableModel -t modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java -c bin/java-petstore-okhttp-gson.json -o samples/client/petstore/java/okhttp-gson-parcelableModel -DhideGenerationTimestamp=true,parcelableModel=true $@"
 
 rm -rf samples/client/petstore/java/okhttp-gson-parcelableModel/src/main

bin/java-petstore-okhttp-gson.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java -c bin/java-petstore-okhttp-gson.json -o samples/client/petstore/java/okhttp-gson -DhideGenerationTimestamp=true $@"
 
 rm -rf samples/client/petstore/java/okhttp-gson/src/main

bin/java-petstore-rest-assured.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/Java/libraries/rest-assured -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java -c bin/java-petstore-rest-assured.json -o samples/client/petstore/java/rest-assured -DhideGenerationTimestamp=true --additional-properties booleanGetterPrefix=is $@"
 
 echo "Removing files and folders under samples/client/petstore/java/rest-assured/src/main"

bin/java-petstore-resteasy.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java -c bin/java-petstore-resteasy.json -o samples/client/petstore/java/resteasy -DhideGenerationTimestamp=true $@"
 
 echo "Removing files and folders under samples/client/petstore/java/resteasy/src/main"

bin/java-petstore-resttemplate-withxml.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml --artifact-id pestore-resttemplate-withxml -g java -c bin/java-petstore-resttemplate.json -o samples/client/petstore/java/resttemplate-withXml -DhideGenerationTimestamp=true,withXml=true $@"
 
 echo "Removing files and folders under samples/client/petstore/java/resttemplate/src/main"

bin/java-petstore-resttemplate.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java -c bin/java-petstore-resttemplate.json -o samples/client/petstore/java/resttemplate -DhideGenerationTimestamp=true $@"
 
 echo "Removing files and folders under samples/client/petstore/java/resttemplate/src/main"

bin/java-petstore-retrofit.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java -c bin/java-petstore-retrofit.json -o samples/client/petstore/java/retrofit -DhideGenerationTimestamp=true,dateLibrary=joda $@"
 
 echo "Removing files and folders under samples/client/petstore/java/retrofit/src/main"

bin/java-petstore-retrofit2-play24.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate --artifact-id petstore-java-client-retrofit2-play24 -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java -c bin/java-petstore-retrofit2-play24.json -o samples/client/petstore/java/retrofit2-play24 -DhideGenerationTimestamp=true $@"
 
 echo "Removing files and folders under samples/client/petstore/java/retrofit2-play24/src/main"

bin/java-petstore-retrofit2-play25.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate --artifact-id petstore-java-client-retrofit2-play25 -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java -c bin/java-petstore-retrofit2-play25.json -o samples/client/petstore/java/retrofit2-play25 -DhideGenerationTimestamp=true $@"
 
 echo "Removing files and folders under samples/client/petstore/java/retrofit2-play25/src/main"

bin/java-petstore-retrofit2-play26.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate --artifact-id petstore-java-client-retrofit2-play26 -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java -c bin/java-petstore-retrofit2-play26.json -o samples/client/petstore/java/retrofit2-play26 -DhideGenerationTimestamp=true $@"
 
 echo "Removing files and folders under samples/client/petstore/java/retrofit2-play26/src/main"

bin/java-petstore-retrofit2.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/Java/libraries/retrofit2 -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java -c bin/java-petstore-retrofit2.json -o samples/client/petstore/java/retrofit2 -DhideGenerationTimestamp=true $@"
 
 echo "Removing files and folders under samples/client/petstore/java/retrofit2/src/main"

bin/java-petstore-retrofit2rx.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/Java/libraries/retrofit2 -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java -c bin/java-petstore-retrofit2rx.json -o samples/client/petstore/java/retrofit2rx -DuseRxJava=true,hideGenerationTimestamp=true $@"
 
 echo "Removing files and folders under samples/client/petstore/java/retrofit2rx/src/main"

bin/java-petstore-retrofit2rx2.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/Java/libraries/retrofit2 -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java -c bin/java-petstore-retrofit2rx2.json -o samples/client/petstore/java/retrofit2rx2 -DuseRxJava2=true,hideGenerationTimestamp=true $@"
 
 echo "Removing files and folders under samples/client/petstore/java/retrofit2rx2/src/main"

bin/java-petstore-vertx.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/Java/libraries/vertx -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java -c bin/java-petstore-vertx.json -o samples/client/petstore/java/vertx -DhideGenerationTimestamp=true $@"
 
 echo "Removing files and folders under samples/client/petstore/java/vertx/src/main"

bin/java-petstore-webclient.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java -c bin/java-petstore-webclient.json -o samples/client/petstore/java/webclient -DhideGenerationTimestamp=true $@"
 
 echo "Removing files and folders under samples/client/petstore/java/webclient/src/main"

bin/java-pkmst-petstore-server.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/java-pkmst -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g java-pkmst -o samples/server/petstore/java-pkmst/ -DhideGenerationTimestamp=true $@"
 
 echo "Removing files and folders under samples/server/petstore/java-pkmst/src/main"

bin/java-play-framework-petstore-server-api-package-override.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/JavaPlayFramework -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g java-play-framework -o samples/server/petstore/java-play-framework-api-package-override -DhideGenerationTimestamp=true,apiPackage=com.puppies.store.apis $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/java-play-framework-petstore-server-async.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/JavaPlayFramework -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g java-play-framework -c bin/java-play-framework-petstore-server-async.json -o samples/server/petstore/java-play-framework-async -DhideGenerationTimestamp=true $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/java-play-framework-petstore-server-controller-only.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/JavaPlayFramework -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g java-play-framework -o samples/server/petstore/java-play-framework-controller-only -DhideGenerationTimestamp=true,controllerOnly=true $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/java-play-framework-petstore-server-fake-endpoints.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/JavaPlayFramework -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java-play-framework -o samples/server/petstore/java-play-framework-fake-endpoints -DhideGenerationTimestamp=true $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/java-play-framework-petstore-server-no-bean-validation.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/JavaPlayFramework -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g java-play-framework -o samples/server/petstore/java-play-framework-no-bean-validation -DhideGenerationTimestamp=true,useBeanValidation=false $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/java-play-framework-petstore-server-no-exception-handling.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/JavaPlayFramework -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g java-play-framework -o samples/server/petstore/java-play-framework-no-exception-handling -DhideGenerationTimestamp=true,handleExceptions=false $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/java-play-framework-petstore-server-no-interface.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/JavaPlayFramework -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g java-play-framework -o samples/server/petstore/java-play-framework-no-interface -DhideGenerationTimestamp=true,useInterfaces=false $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/java-play-framework-petstore-server-no-swagger-ui.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/JavaPlayFramework -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g java-play-framework -o samples/server/petstore/java-play-framework-no-swagger-ui -DhideGenerationTimestamp=true,useSwaggerUI=false $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/java-play-framework-petstore-server-no-wrap-calls.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/JavaPlayFramework -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g java-play-framework -o samples/server/petstore/java-play-framework-no-wrap-calls -DhideGenerationTimestamp=true,wrapCalls=false $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/java-play-framework-petstore-server.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/JavaPlayFramework -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g java-play-framework -o samples/server/petstore/java-play-framework -DhideGenerationTimestamp=true $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/java-undertow-petstore-server.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/undertow -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g java-undertow-server -o samples/server/petstore/undertow --additional-properties hideGenerationTimestamp=true $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/java-vertx-async-petstore-server.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g java-vertx -o samples/server/petstore/java-vertx/async -DvertxSwaggerRouterVersion=1.4.0 -DhideGenerationTimestamp=true $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/java-vertx-rx-petstore-server.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g java-vertx --artifact-id java-vertx-rx-server -o samples/server/petstore/java-vertx/rx -DvertxSwaggerRouterVersion=1.4.0,rxInterface=true -DhideGenerationTimestamp=true $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/java8-petstore-jersey2.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate --artifact-id petstore-jersey2-java8 -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g java -c bin/java8-petstore-jersey2.json -o samples/client/petstore/java/jersey2-java8 -DhideGenerationTimestamp=true --additional-properties serverPort=8082 $@"
 
 echo "Removing files and folders under samples/client/petstore/java/jersey2-java8/src/main"

bin/javascript-closure-angular.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g javascript-closure-angular -o samples/client/petstore/javascript-closure-angular $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/javascript-es6-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/Javascript/es6 \
 -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g javascript \
 -o samples/client/petstore/javascript-es6 $@"

bin/javascript-flowtyped-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/Javascript-Flowtyped -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g javascript-flowtyped -o samples/client/petstore/javascript-flowtyped -DappName=PetstoreClient $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/javascript-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/Javascript -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g javascript -o samples/client/petstore/javascript  -DappName=PetstoreClient --additional-properties useES6=false $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/javascript-promise-es6-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/Javascript/es6 \
 -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g javascript \
 -o samples/client/petstore/javascript-promise-es6 \

bin/javascript-promise-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate \
 -t modules/openapi-generator/src/main/resources/Javascript \
 -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml \

bin/jaxrs-cxf-cdi-petstore-server.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/JavaJaxRS/cxf-cdi -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g jaxrs-cxf-cdi -o samples/server/petstore/jaxrs-cxf-cdi -DhideGenerationTimestamp=true $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/jaxrs-cxf-client-petstore.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate --artifact-id "jaxrs-cxf-petstore-client" -t modules/openapi-generator/src/main/resources/JavaJaxRS/cxf/ -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g jaxrs-cxf-client -o samples/client/petstore/jaxrs-cxf-client $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/jaxrs-cxf-petstore-server-annotated-base-path.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate --artifact-id cxf-annotated-basepath -t modules/openapi-generator/src/main/resources/JavaJaxRS/cxf -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g jaxrs-cxf -o samples/server/petstore/jaxrs-cxf-annotated-base-path -DhideGenerationTimestamp=true,useAnnotatedBasePath=true --additional-properties serverPort=8082 $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/jaxrs-cxf-petstore-server-non-spring-application.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate --artifact-id cxf-server-non-spring -t modules/openapi-generator/src/main/resources/JavaJaxRS/cxf -i modules/openapi-generator/src/test/resources/2_0/petstore.yaml -g jaxrs-cxf -o samples/server/petstore/jaxrs-cxf-non-spring-app -DhideGenerationTimestamp=true,generateNonSpringApplication=true --additional-properties serverPort=8082 $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/jaxrs-cxf-petstore-server-test-data.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate --artifact-id cxf-test-data -t modules/openapi-generator/src/main/resources/JavaJaxRS/cxf-ext -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g jaxrs-cxf-extended -o samples/server/petstore/jaxrs-cxf-test-data -DhideGenerationTimestamp=true -DuseAnnotatedBasePath=true --generate-alias-as-model --additional-properties java8=true,generateSpringApplication=true,generateSpringBootApplication=true,generateOperationBody=true,loadTestDataFromFile=true $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/jaxrs-cxf-petstore-server.sh

@@ -29,7 +29,7 @@ echo "Removing files and folders under samples/server/petstore/jaxrs-cxf"
 rm -rf samples/server/petstore/jaxrs-cxf
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/JavaJaxRS/cxf -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g jaxrs-cxf -o samples/server/petstore/jaxrs-cxf -DhideGenerationTimestamp=true --additional-properties serverPort=8082 $@"
 
 java $JAVA_OPTS -jar $executable $ags

bin/jaxrs-jersey1-petstore-server.sh

@@ -26,7 +26,7 @@ then
 fi
 
 # if you've executed sbt assembly previously it will use that instead.
-export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+export JAVA_OPTS="${JAVA_OPTS} -Xmx1024M -DloggerPath=conf/log4j.properties"
 ags="generate -t modules/openapi-generator/src/main/resources/JavaJaxRS -i modules/openapi-generator/src/test/resources/2_0/petstore-with-fake-endpoints-models-for-testing.yaml -g jaxrs-jersey -o samples/server/petstore/jaxrs/jersey1 -DhideGenerationTimestamp=true,serverPort=8082 --library=jersey1 --artifact-id=jaxrs-jersey1-server $@"
 
 echo "Removing files and folders under samples/server/petstore/jaxrs/jersey1/src/main"