diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.gradle.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.gradle.mustache
index c97cb873e97..2da65987703 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.gradle.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.gradle.mustache
@@ -116,6 +116,8 @@ dependencies {
     implementation 'com.squareup.okhttp3:logging-interceptor:4.9.1'
     implementation 'com.google.code.gson:gson:2.8.6'
     implementation 'io.gsonfire:gson-fire:1.8.4'
+    implementation 'javax.ws.rs:jsr311-api:1.1.1'
+    implementation 'javax.ws.rs:javax.ws.rs-api:2.0'
     {{#openApiNullable}}
     implementation 'org.openapitools:jackson-databind-nullable:0.2.1'
     {{/openApiNullable}}
diff --git a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.sbt.mustache b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.sbt.mustache
index 5e0c74c55c0..00dfb34384f 100644
--- a/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.sbt.mustache
+++ b/modules/openapi-generator/src/main/resources/Java/libraries/okhttp-gson/build.sbt.mustache
@@ -14,6 +14,8 @@ lazy val root = (project in file(".")).
       "com.squareup.okhttp3" % "logging-interceptor" % "4.9.1",
       "com.google.code.gson" % "gson" % "2.8.6",
       "org.apache.commons" % "commons-lang3" % "3.10",
+      "javax.ws.rs" % "jsr311-api" % "1.1.1",
+      "javax.ws.rs" % "javax.ws.rs-api" % "2.0",
       {{#openApiNullable}}
       "org.openapitools" % "jackson-databind-nullable" % "0.2.2",
       {{/openApiNullable}}
diff --git a/samples/client/others/java/okhttp-gson-streaming/build.gradle b/samples/client/others/java/okhttp-gson-streaming/build.gradle
index fe39242f70c..e379bd4c65d 100644
--- a/samples/client/others/java/okhttp-gson-streaming/build.gradle
+++ b/samples/client/others/java/okhttp-gson-streaming/build.gradle
@@ -112,6 +112,8 @@ dependencies {
     implementation 'com.squareup.okhttp3:logging-interceptor:4.9.1'
     implementation 'com.google.code.gson:gson:2.8.6'
     implementation 'io.gsonfire:gson-fire:1.8.4'
+    implementation 'javax.ws.rs:jsr311-api:1.1.1'
+    implementation 'javax.ws.rs:javax.ws.rs-api:2.0'
     implementation 'org.openapitools:jackson-databind-nullable:0.2.1'
     implementation group: 'org.apache.commons', name: 'commons-lang3', version: '3.10'
     implementation 'org.threeten:threetenbp:1.4.3'
diff --git a/samples/client/others/java/okhttp-gson-streaming/build.sbt b/samples/client/others/java/okhttp-gson-streaming/build.sbt
index f37a72fb4b8..bedd1f8bd62 100644
--- a/samples/client/others/java/okhttp-gson-streaming/build.sbt
+++ b/samples/client/others/java/okhttp-gson-streaming/build.sbt
@@ -14,6 +14,8 @@ lazy val root = (project in file(".")).
       "com.squareup.okhttp3" % "logging-interceptor" % "4.9.1",
       "com.google.code.gson" % "gson" % "2.8.6",
       "org.apache.commons" % "commons-lang3" % "3.10",
+      "javax.ws.rs" % "jsr311-api" % "1.1.1",
+      "javax.ws.rs" % "javax.ws.rs-api" % "2.0",
       "org.openapitools" % "jackson-databind-nullable" % "0.2.2",
       "org.threeten" % "threetenbp" % "1.4.3" % "compile",
       "io.gsonfire" % "gson-fire" % "1.8.3" % "compile",
diff --git a/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.gradle b/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.gradle
index 3344fafe8de..485b0ace31c 100644
--- a/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.gradle
@@ -112,6 +112,8 @@ dependencies {
     implementation 'com.squareup.okhttp3:logging-interceptor:4.9.1'
     implementation 'com.google.code.gson:gson:2.8.6'
     implementation 'io.gsonfire:gson-fire:1.8.4'
+    implementation 'javax.ws.rs:jsr311-api:1.1.1'
+    implementation 'javax.ws.rs:javax.ws.rs-api:2.0'
     implementation 'org.openapitools:jackson-databind-nullable:0.2.1'
     implementation group: 'org.apache.oltu.oauth2', name: 'org.apache.oltu.oauth2.client', version: '1.0.1'
     implementation group: 'org.apache.commons', name: 'commons-lang3', version: '3.10'
diff --git a/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.sbt b/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.sbt
index 7de5adcd583..18c2fc66cfd 100644
--- a/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson-dynamicOperations/build.sbt
@@ -14,6 +14,8 @@ lazy val root = (project in file(".")).
       "com.squareup.okhttp3" % "logging-interceptor" % "4.9.1",
       "com.google.code.gson" % "gson" % "2.8.6",
       "org.apache.commons" % "commons-lang3" % "3.10",
+      "javax.ws.rs" % "jsr311-api" % "1.1.1",
+      "javax.ws.rs" % "javax.ws.rs-api" % "2.0",
       "org.openapitools" % "jackson-databind-nullable" % "0.2.2",
       "org.apache.oltu.oauth2" % "org.apache.oltu.oauth2.client" % "1.0.1",
       "org.threeten" % "threetenbp" % "1.4.3" % "compile",
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/build.gradle b/samples/client/petstore/java/okhttp-gson-parcelableModel/build.gradle
index 2f389381242..dff8053e1cc 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/build.gradle
@@ -112,6 +112,8 @@ dependencies {
     implementation 'com.squareup.okhttp3:logging-interceptor:4.9.1'
     implementation 'com.google.code.gson:gson:2.8.6'
     implementation 'io.gsonfire:gson-fire:1.8.4'
+    implementation 'javax.ws.rs:jsr311-api:1.1.1'
+    implementation 'javax.ws.rs:javax.ws.rs-api:2.0'
     implementation 'org.openapitools:jackson-databind-nullable:0.2.1'
     implementation group: 'org.apache.oltu.oauth2', name: 'org.apache.oltu.oauth2.client', version: '1.0.1'
     implementation group: 'org.apache.commons', name: 'commons-lang3', version: '3.10'
diff --git a/samples/client/petstore/java/okhttp-gson-parcelableModel/build.sbt b/samples/client/petstore/java/okhttp-gson-parcelableModel/build.sbt
index a90f98e2152..4a60fdd08d3 100644
--- a/samples/client/petstore/java/okhttp-gson-parcelableModel/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson-parcelableModel/build.sbt
@@ -14,6 +14,8 @@ lazy val root = (project in file(".")).
       "com.squareup.okhttp3" % "logging-interceptor" % "4.9.1",
       "com.google.code.gson" % "gson" % "2.8.6",
       "org.apache.commons" % "commons-lang3" % "3.10",
+      "javax.ws.rs" % "jsr311-api" % "1.1.1",
+      "javax.ws.rs" % "javax.ws.rs-api" % "2.0",
       "org.openapitools" % "jackson-databind-nullable" % "0.2.2",
       "org.apache.oltu.oauth2" % "org.apache.oltu.oauth2.client" % "1.0.1",
       "org.threeten" % "threetenbp" % "1.4.3" % "compile",
diff --git a/samples/client/petstore/java/okhttp-gson/build.gradle b/samples/client/petstore/java/okhttp-gson/build.gradle
index c88a30679cf..2c1a962ea63 100644
--- a/samples/client/petstore/java/okhttp-gson/build.gradle
+++ b/samples/client/petstore/java/okhttp-gson/build.gradle
@@ -112,6 +112,8 @@ dependencies {
     implementation 'com.squareup.okhttp3:logging-interceptor:4.9.1'
     implementation 'com.google.code.gson:gson:2.8.6'
     implementation 'io.gsonfire:gson-fire:1.8.4'
+    implementation 'javax.ws.rs:jsr311-api:1.1.1'
+    implementation 'javax.ws.rs:javax.ws.rs-api:2.0'
     implementation 'org.openapitools:jackson-databind-nullable:0.2.1'
     implementation group: 'org.apache.oltu.oauth2', name: 'org.apache.oltu.oauth2.client', version: '1.0.1'
     implementation group: 'org.apache.commons', name: 'commons-lang3', version: '3.10'
diff --git a/samples/client/petstore/java/okhttp-gson/build.sbt b/samples/client/petstore/java/okhttp-gson/build.sbt
index 95fad49a330..3c38b615358 100644
--- a/samples/client/petstore/java/okhttp-gson/build.sbt
+++ b/samples/client/petstore/java/okhttp-gson/build.sbt
@@ -14,6 +14,8 @@ lazy val root = (project in file(".")).
       "com.squareup.okhttp3" % "logging-interceptor" % "4.9.1",
       "com.google.code.gson" % "gson" % "2.8.6",
       "org.apache.commons" % "commons-lang3" % "3.10",
+      "javax.ws.rs" % "jsr311-api" % "1.1.1",
+      "javax.ws.rs" % "javax.ws.rs-api" % "2.0",
       "org.openapitools" % "jackson-databind-nullable" % "0.2.2",
       "org.apache.oltu.oauth2" % "org.apache.oltu.oauth2.client" % "1.0.1",
       "org.threeten" % "threetenbp" % "1.4.3" % "compile",