Merge pull request #1377 from cbornet/java_gradle_android

Add gradle files with android support to java templates

modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/JavaClientCodegen.java

@@ -156,6 +156,9 @@ public class JavaClientCodegen extends DefaultCodegen implements CodegenConfig {
 
         final String invokerFolder = (sourceFolder + File.separator + invokerPackage).replace(".", File.separator);
         supportingFiles.add(new SupportingFile("pom.mustache", "", "pom.xml"));
+        supportingFiles.add(new SupportingFile("build.gradle.mustache", "", "build.gradle"));
+        supportingFiles.add(new SupportingFile("settings.gradle.mustache", "", "settings.gradle"));
+        supportingFiles.add(new SupportingFile("gradle.properties.mustache", "", "gradle.properties"));
         supportingFiles.add(new SupportingFile("ApiClient.mustache", invokerFolder, "ApiClient.java"));
         supportingFiles.add(new SupportingFile("StringUtil.mustache", invokerFolder, "StringUtil.java"));
         
@@ -177,8 +180,6 @@ public class JavaClientCodegen extends DefaultCodegen implements CodegenConfig {
         if ("okhttp-gson".equals(getLibrary())) {
             // the "okhttp-gson" library template requires "ApiCallback.mustache" for async call
             supportingFiles.add(new SupportingFile("ApiCallback.mustache", invokerFolder, "ApiCallback.java"));
-            // "build.gradle" is for development with Gradle
-            supportingFiles.add(new SupportingFile("build.gradle.mustache", "", "build.gradle"));
             // "build.sbt" is for development with SBT
             supportingFiles.add(new SupportingFile("build.sbt.mustache", "", "build.sbt"));
         } else if ("retrofit".equals(getLibrary())) {

modules/swagger-codegen/src/main/resources/Java/build.gradle.mustache

@@ -0,0 +1,107 @@
+group = '{{groupId}}'
+version = '{{artifactVersion}}'
+
+buildscript {
+    repositories {
+        jcenter()
+    }
+    dependencies {
+        classpath 'com.android.tools.build:gradle:1.2.2'
+        classpath 'com.github.dcendents:android-maven-plugin:1.2'
+    }
+}
+
+repositories {
+    jcenter()
+}
+
+
+if(hasProperty('target') && target == 'android') {
+
+	apply plugin: 'com.android.library'
+	apply plugin: 'com.github.dcendents.android-maven'
+	
+	android {
+	    compileSdkVersion 22
+	    buildToolsVersion '22.0.0'
+	    defaultConfig {
+	        minSdkVersion 14
+	        targetSdkVersion 22
+	    }
+	    compileOptions {
+	        sourceCompatibility JavaVersion.VERSION_1_7
+	        targetCompatibility JavaVersion.VERSION_1_7
+	    }
+	
+	    // Rename the aar correctly
+	    libraryVariants.all { variant ->
+	        variant.outputs.each { output ->
+	            def outputFile = output.outputFile
+	            if (outputFile != null && outputFile.name.endsWith('.aar')) {
+	                def fileName = "${project.name}-${variant.baseName}-${version}.aar"
+	                output.outputFile = new File(outputFile.parent, fileName)
+	            }
+	        }
+	    }
+	}
+	
+	afterEvaluate {
+	    android.libraryVariants.all { variant ->
+	        def task = project.tasks.create "jar${variant.name.capitalize()}", Jar
+	        task.description = "Create jar artifact for ${variant.name}"
+	        task.dependsOn variant.javaCompile
+	        task.from variant.javaCompile.destinationDir
+	        task.destinationDir = project.file("${project.buildDir}/outputs/jar")
+	        task.archiveName = "${project.name}-${variant.baseName}-${version}.jar"
+	        artifacts.add('archives', task);
+	    }
+	}
+	
+	task sourcesJar(type: Jar) {
+	    from android.sourceSets.main.java.srcDirs
+	    classifier = 'sources'
+	}
+	
+	artifacts {
+	    archives sourcesJar
+	}
+
+} else {
+
+	apply plugin: 'java'
+	apply plugin: 'maven'
+	
+	sourceCompatibility = JavaVersion.VERSION_1_7
+	targetCompatibility = JavaVersion.VERSION_1_7
+	
+	install {
+	    repositories.mavenInstaller {
+	        pom.artifactId = '{{artifactId}}'
+	    }
+	}
+	
+	task execute(type:JavaExec) {
+	   main = System.getProperty('mainClass')
+	   classpath = sourceSets.main.runtimeClasspath
+	}
+}
+
+ext {
+    swagger_annotations_version = "1.5.0"
+    jackson_version = "2.4.2"
+    jersey_version = "1.18"
+    jodatime_version = "2.3"
+    junit_version = "4.8.1"
+}
+
+dependencies {
+    compile "io.swagger:swagger-annotations:$swagger_annotations_version"
+    compile "com.sun.jersey:jersey-client:$jersey_version"
+    compile "com.sun.jersey.contribs:jersey-multipart:$jersey_version"
+    compile "com.fasterxml.jackson.core:jackson-core:$jackson_version"
+    compile "com.fasterxml.jackson.core:jackson-annotations:$jackson_version"
+    compile "com.fasterxml.jackson.core:jackson-databind:$jackson_version"
+    compile "com.fasterxml.jackson.datatype:jackson-datatype-joda:2.1.5"
+    compile "joda-time:joda-time:$jodatime_version"
+    testCompile "junit:junit:$junit_version"
+}

modules/swagger-codegen/src/main/resources/Java/gradle.properties.mustache

@@ -0,0 +1,2 @@
+# Uncomment to build for Android
+#target = android

modules/swagger-codegen/src/main/resources/Java/libraries/jersey2/build.gradle.mustache

@@ -0,0 +1,107 @@
+group = '{{groupId}}'
+version = '{{artifactVersion}}'
+
+buildscript {
+    repositories {
+        jcenter()
+    }
+    dependencies {
+        classpath 'com.android.tools.build:gradle:1.2.2'
+        classpath 'com.github.dcendents:android-maven-plugin:1.2'
+    }
+}
+
+repositories {
+    jcenter()
+}
+
+
+if(hasProperty('target') && target == 'android') {
+
+	apply plugin: 'com.android.library'
+	apply plugin: 'com.github.dcendents.android-maven'
+	
+	android {
+	    compileSdkVersion 22
+	    buildToolsVersion '22.0.0'
+	    defaultConfig {
+	        minSdkVersion 14
+	        targetSdkVersion 22
+	    }
+	    compileOptions {
+	        sourceCompatibility JavaVersion.VERSION_1_7
+	        targetCompatibility JavaVersion.VERSION_1_7
+	    }
+	
+	    // Rename the aar correctly
+	    libraryVariants.all { variant ->
+	        variant.outputs.each { output ->
+	            def outputFile = output.outputFile
+	            if (outputFile != null && outputFile.name.endsWith('.aar')) {
+	                def fileName = "${project.name}-${variant.baseName}-${version}.aar"
+	                output.outputFile = new File(outputFile.parent, fileName)
+	            }
+	        }
+	    }
+	}
+	
+	afterEvaluate {
+	    android.libraryVariants.all { variant ->
+	        def task = project.tasks.create "jar${variant.name.capitalize()}", Jar
+	        task.description = "Create jar artifact for ${variant.name}"
+	        task.dependsOn variant.javaCompile
+	        task.from variant.javaCompile.destinationDir
+	        task.destinationDir = project.file("${project.buildDir}/outputs/jar")
+	        task.archiveName = "${project.name}-${variant.baseName}-${version}.jar"
+	        artifacts.add('archives', task);
+	    }
+	}
+	
+	task sourcesJar(type: Jar) {
+	    from android.sourceSets.main.java.srcDirs
+	    classifier = 'sources'
+	}
+	
+	artifacts {
+	    archives sourcesJar
+	}
+
+} else {
+
+	apply plugin: 'java'
+	apply plugin: 'maven'
+	
+	sourceCompatibility = JavaVersion.VERSION_1_7
+	targetCompatibility = JavaVersion.VERSION_1_7
+	
+	install {
+	    repositories.mavenInstaller {
+	        pom.artifactId = '{{artifactId}}'
+	    }
+	}
+	
+	task execute(type:JavaExec) {
+	   main = System.getProperty('mainClass')
+	   classpath = sourceSets.main.runtimeClasspath
+	}
+}
+
+ext {
+    swagger_annotations_version = "1.5.0"
+    jackson_version = "2.4.2"
+    jersey_version = "2.6"
+    jodatime_version = "2.3"
+    junit_version = "4.8.1"
+}
+
+dependencies {
+    compile "io.swagger:swagger-annotations:$swagger_annotations_version"
+    compile "org.glassfish.jersey.core:jersey-client:$jersey_version"
+    compile "org.glassfish.jersey.media:jersey-media-multipart:$jersey_version"
+    compile "com.fasterxml.jackson.core:jackson-core:$jackson_version"
+    compile "com.fasterxml.jackson.core:jackson-annotations:$jackson_version"
+    compile "com.fasterxml.jackson.core:jackson-databind:$jackson_version"
+    compile "com.fasterxml.jackson.datatype:jackson-datatype-joda:2.1.5"
+    compile "joda-time:joda-time:$jodatime_version"
+    testCompile "junit:junit:$junit_version"
+}

modules/swagger-codegen/src/main/resources/Java/libraries/okhttp-gson/build.gradle.mustache

@@ -1,11 +1,89 @@
-apply plugin: 'java'
-apply plugin: 'maven'
+group = '{{groupId}}'
+version = '{{artifactVersion}}'
 
-sourceCompatibility = JavaVersion.VERSION_1_7
-targetCompatibility = JavaVersion.VERSION_1_7
+buildscript {
+    repositories {
+        jcenter()
+    }
+    dependencies {
+        classpath 'com.android.tools.build:gradle:1.2.2'
+        classpath 'com.github.dcendents:android-maven-plugin:1.2'
+    }
+}
 
 repositories {
-    mavenCentral()
+    jcenter()
+}
+
+
+if(hasProperty('target') && target == 'android') {
+
+	apply plugin: 'com.android.library'
+	apply plugin: 'com.github.dcendents.android-maven'
+	
+	android {
+	    compileSdkVersion 22
+	    buildToolsVersion '22.0.0'
+	    defaultConfig {
+	        minSdkVersion 14
+	        targetSdkVersion 22
+	    }
+	    compileOptions {
+	        sourceCompatibility JavaVersion.VERSION_1_7
+	        targetCompatibility JavaVersion.VERSION_1_7
+	    }
+	
+	    // Rename the aar correctly
+	    libraryVariants.all { variant ->
+	        variant.outputs.each { output ->
+	            def outputFile = output.outputFile
+	            if (outputFile != null && outputFile.name.endsWith('.aar')) {
+	                def fileName = "${project.name}-${variant.baseName}-${version}.aar"
+	                output.outputFile = new File(outputFile.parent, fileName)
+	            }
+	        }
+	    }
+	}
+	
+	afterEvaluate {
+	    android.libraryVariants.all { variant ->
+	        def task = project.tasks.create "jar${variant.name.capitalize()}", Jar
+	        task.description = "Create jar artifact for ${variant.name}"
+	        task.dependsOn variant.javaCompile
+	        task.from variant.javaCompile.destinationDir
+	        task.destinationDir = project.file("${project.buildDir}/outputs/jar")
+	        task.archiveName = "${project.name}-${variant.baseName}-${version}.jar"
+	        artifacts.add('archives', task);
+	    }
+	}
+	
+	task sourcesJar(type: Jar) {
+	    from android.sourceSets.main.java.srcDirs
+	    classifier = 'sources'
+	}
+	
+	artifacts {
+	    archives sourcesJar
+	}
+
+} else {
+
+	apply plugin: 'java'
+	apply plugin: 'maven'
+	
+	sourceCompatibility = JavaVersion.VERSION_1_7
+	targetCompatibility = JavaVersion.VERSION_1_7
+	
+	install {
+	    repositories.mavenInstaller {
+	        pom.artifactId = '{{artifactId}}'
+	    }
+	}
+	
+	task execute(type:JavaExec) {
+	   main = System.getProperty('mainClass')
+	   classpath = sourceSets.main.runtimeClasspath
+	}
 }
 
 dependencies {
@@ -15,17 +93,3 @@ dependencies {
     compile 'com.brsanthu:migbase64:2.2'
     testCompile 'junit:junit:4.8.1'
 }
-
-group = '{{groupId}}'
-version = '{{artifactVersion}}'
-
-install {
-    repositories.mavenInstaller {
-        pom.artifactId = '{{artifactId}}'
-    }
-}
-
-task execute(type:JavaExec) {
-   main = System.getProperty('mainClass')
-   classpath = sourceSets.main.runtimeClasspath
-}

modules/swagger-codegen/src/main/resources/Java/libraries/retrofit/build.gradle.mustache

@@ -0,0 +1,103 @@
+group = '{{groupId}}'
+version = '{{artifactVersion}}'
+
+buildscript {
+    repositories {
+        jcenter()
+    }
+    dependencies {
+        classpath 'com.android.tools.build:gradle:1.2.2'
+        classpath 'com.github.dcendents:android-maven-plugin:1.2'
+    }
+}
+
+repositories {
+    jcenter()
+}
+
+
+if(hasProperty('target') && target == 'android') {
+
+	apply plugin: 'com.android.library'
+	apply plugin: 'com.github.dcendents.android-maven'
+	
+	android {
+	    compileSdkVersion 22
+	    buildToolsVersion '22.0.0'
+	    defaultConfig {
+	        minSdkVersion 14
+	        targetSdkVersion 22
+	    }
+	    compileOptions {
+	        sourceCompatibility JavaVersion.VERSION_1_7
+	        targetCompatibility JavaVersion.VERSION_1_7
+	    }
+	
+	    // Rename the aar correctly
+	    libraryVariants.all { variant ->
+	        variant.outputs.each { output ->
+	            def outputFile = output.outputFile
+	            if (outputFile != null && outputFile.name.endsWith('.aar')) {
+	                def fileName = "${project.name}-${variant.baseName}-${version}.aar"
+	                output.outputFile = new File(outputFile.parent, fileName)
+	            }
+	        }
+	    }
+	}
+	
+	afterEvaluate {
+	    android.libraryVariants.all { variant ->
+	        def task = project.tasks.create "jar${variant.name.capitalize()}", Jar
+	        task.description = "Create jar artifact for ${variant.name}"
+	        task.dependsOn variant.javaCompile
+	        task.from variant.javaCompile.destinationDir
+	        task.destinationDir = project.file("${project.buildDir}/outputs/jar")
+	        task.archiveName = "${project.name}-${variant.baseName}-${version}.jar"
+	        artifacts.add('archives', task);
+	    }
+	}
+	
+	task sourcesJar(type: Jar) {
+	    from android.sourceSets.main.java.srcDirs
+	    classifier = 'sources'
+	}
+	
+	artifacts {
+	    archives sourcesJar
+	}
+
+} else {
+
+	apply plugin: 'java'
+	apply plugin: 'maven'
+	
+	sourceCompatibility = JavaVersion.VERSION_1_7
+	targetCompatibility = JavaVersion.VERSION_1_7
+	
+	install {
+	    repositories.mavenInstaller {
+	        pom.artifactId = '{{artifactId}}'
+	    }
+	}
+	
+	task execute(type:JavaExec) {
+	   main = System.getProperty('mainClass')
+	   classpath = sourceSets.main.runtimeClasspath
+	}
+}
+
+ext {
+    okhttp_version = "2.3.0"
+    oltu_version = "1.0.0"
+    retrofit_version = "1.9.0"
+    swagger_annotations_version = "1.5.0"
+    junit_version = "4.12"
+}
+
+dependencies {
+    compile "com.squareup.okhttp:okhttp:$okhttp_version"
+    compile "com.squareup.retrofit:retrofit:$retrofit_version"
+    compile "io.swagger:swagger-annotations:$swagger_annotations_version"
+    compile "org.apache.oltu.oauth2:org.apache.oltu.oauth2.client:$oltu_version"
+    testCompile "junit:junit:$junit_version"
+}

modules/swagger-codegen/src/main/resources/Java/settings.gradle.mustache

@@ -0,0 +1 @@
+rootProject.name = "{{artifactId}}"

samples/client/petstore/java/default/build.gradle

@@ -0,0 +1,107 @@
+group = 'io.swagger'
+version = '1.0.0'
+
+buildscript {
+    repositories {
+        jcenter()
+    }
+    dependencies {
+        classpath 'com.android.tools.build:gradle:1.2.2'
+        classpath 'com.github.dcendents:android-maven-plugin:1.2'
+    }
+}
+
+repositories {
+    jcenter()
+}
+
+
+if(hasProperty('target') && target == 'android') {
+
+	apply plugin: 'com.android.library'
+	apply plugin: 'com.github.dcendents.android-maven'
+	
+	android {
+	    compileSdkVersion 22
+	    buildToolsVersion '22.0.0'
+	    defaultConfig {
+	        minSdkVersion 14
+	        targetSdkVersion 22
+	    }
+	    compileOptions {
+	        sourceCompatibility JavaVersion.VERSION_1_7
+	        targetCompatibility JavaVersion.VERSION_1_7
+	    }
+	
+	    // Rename the aar correctly
+	    libraryVariants.all { variant ->
+	        variant.outputs.each { output ->
+	            def outputFile = output.outputFile
+	            if (outputFile != null && outputFile.name.endsWith('.aar')) {
+	                def fileName = "${project.name}-${variant.baseName}-${version}.aar"
+	                output.outputFile = new File(outputFile.parent, fileName)
+	            }
+	        }
+	    }
+	}
+	
+	afterEvaluate {
+	    android.libraryVariants.all { variant ->
+	        def task = project.tasks.create "jar${variant.name.capitalize()}", Jar
+	        task.description = "Create jar artifact for ${variant.name}"
+	        task.dependsOn variant.javaCompile
+	        task.from variant.javaCompile.destinationDir
+	        task.destinationDir = project.file("${project.buildDir}/outputs/jar")
+	        task.archiveName = "${project.name}-${variant.baseName}-${version}.jar"
+	        artifacts.add('archives', task);
+	    }
+	}
+	
+	task sourcesJar(type: Jar) {
+	    from android.sourceSets.main.java.srcDirs
+	    classifier = 'sources'
+	}
+	
+	artifacts {
+	    archives sourcesJar
+	}
+
+} else {
+
+	apply plugin: 'java'
+	apply plugin: 'maven'
+	
+	sourceCompatibility = JavaVersion.VERSION_1_7
+	targetCompatibility = JavaVersion.VERSION_1_7
+	
+	install {
+	    repositories.mavenInstaller {
+	        pom.artifactId = 'swagger-java-client'
+	    }
+	}
+	
+	task execute(type:JavaExec) {
+	   main = System.getProperty('mainClass')
+	   classpath = sourceSets.main.runtimeClasspath
+	}
+}
+
+ext {
+    swagger_annotations_version = "1.5.0"
+    jackson_version = "2.4.2"
+    jersey_version = "1.18"
+    jodatime_version = "2.3"
+    junit_version = "4.8.1"
+}
+
+dependencies {
+    compile "io.swagger:swagger-annotations:$swagger_annotations_version"
+    compile "com.sun.jersey:jersey-client:$jersey_version"
+    compile "com.sun.jersey.contribs:jersey-multipart:$jersey_version"
+    compile "com.fasterxml.jackson.core:jackson-core:$jackson_version"
+    compile "com.fasterxml.jackson.core:jackson-annotations:$jackson_version"
+    compile "com.fasterxml.jackson.core:jackson-databind:$jackson_version"
+    compile "com.fasterxml.jackson.datatype:jackson-datatype-joda:2.1.5"
+    compile "joda-time:joda-time:$jodatime_version"
+    testCompile "junit:junit:$junit_version"
+}

samples/client/petstore/java/default/gradle.properties

@@ -0,0 +1,2 @@
+# Uncomment to build for Android
+#target = android

samples/client/petstore/java/default/settings.gradle

@@ -0,0 +1 @@
+rootProject.name = "swagger-java-client"

samples/client/petstore/java/jersey2/build.gradle

@@ -0,0 +1,107 @@
+group = 'io.swagger'
+version = '1.0.0'
+
+buildscript {
+    repositories {
+        jcenter()
+    }
+    dependencies {
+        classpath 'com.android.tools.build:gradle:1.2.2'
+        classpath 'com.github.dcendents:android-maven-plugin:1.2'
+    }
+}
+
+repositories {
+    jcenter()
+}
+
+
+if(hasProperty('target') && target == 'android') {
+
+	apply plugin: 'com.android.library'
+	apply plugin: 'com.github.dcendents.android-maven'
+	
+	android {
+	    compileSdkVersion 22
+	    buildToolsVersion '22.0.0'
+	    defaultConfig {
+	        minSdkVersion 14
+	        targetSdkVersion 22
+	    }
+	    compileOptions {
+	        sourceCompatibility JavaVersion.VERSION_1_7
+	        targetCompatibility JavaVersion.VERSION_1_7
+	    }
+	
+	    // Rename the aar correctly
+	    libraryVariants.all { variant ->
+	        variant.outputs.each { output ->
+	            def outputFile = output.outputFile
+	            if (outputFile != null && outputFile.name.endsWith('.aar')) {
+	                def fileName = "${project.name}-${variant.baseName}-${version}.aar"
+	                output.outputFile = new File(outputFile.parent, fileName)
+	            }
+	        }
+	    }
+	}
+	
+	afterEvaluate {
+	    android.libraryVariants.all { variant ->
+	        def task = project.tasks.create "jar${variant.name.capitalize()}", Jar
+	        task.description = "Create jar artifact for ${variant.name}"
+	        task.dependsOn variant.javaCompile
+	        task.from variant.javaCompile.destinationDir
+	        task.destinationDir = project.file("${project.buildDir}/outputs/jar")
+	        task.archiveName = "${project.name}-${variant.baseName}-${version}.jar"
+	        artifacts.add('archives', task);
+	    }
+	}
+	
+	task sourcesJar(type: Jar) {
+	    from android.sourceSets.main.java.srcDirs
+	    classifier = 'sources'
+	}
+	
+	artifacts {
+	    archives sourcesJar
+	}
+
+} else {
+
+	apply plugin: 'java'
+	apply plugin: 'maven'
+	
+	sourceCompatibility = JavaVersion.VERSION_1_7
+	targetCompatibility = JavaVersion.VERSION_1_7
+	
+	install {
+	    repositories.mavenInstaller {
+	        pom.artifactId = 'swagger-petstore-jersey2'
+	    }
+	}
+	
+	task execute(type:JavaExec) {
+	   main = System.getProperty('mainClass')
+	   classpath = sourceSets.main.runtimeClasspath
+	}
+}
+
+ext {
+    swagger_annotations_version = "1.5.0"
+    jackson_version = "2.4.2"
+    jersey_version = "2.6"
+    jodatime_version = "2.3"
+    junit_version = "4.8.1"
+}
+
+dependencies {
+    compile "io.swagger:swagger-annotations:$swagger_annotations_version"
+    compile "org.glassfish.jersey.core:jersey-client:$jersey_version"
+    compile "org.glassfish.jersey.media:jersey-media-multipart:$jersey_version"
+    compile "com.fasterxml.jackson.core:jackson-core:$jackson_version"
+    compile "com.fasterxml.jackson.core:jackson-annotations:$jackson_version"
+    compile "com.fasterxml.jackson.core:jackson-databind:$jackson_version"
+    compile "com.fasterxml.jackson.datatype:jackson-datatype-joda:2.1.5"
+    compile "joda-time:joda-time:$jodatime_version"
+    testCompile "junit:junit:$junit_version"
+}

samples/client/petstore/java/jersey2/gradle.properties

@@ -0,0 +1,2 @@
+# Uncomment to build for Android
+#target = android

samples/client/petstore/java/jersey2/settings.gradle

@@ -0,0 +1 @@
+rootProject.name = "swagger-petstore-jersey2"

samples/client/petstore/java/okhttp-gson/build.gradle

@@ -1,11 +1,89 @@
-apply plugin: 'java'
-apply plugin: 'maven'
+group = 'io.swagger'
+version = '1.0.0'
 
-sourceCompatibility = JavaVersion.VERSION_1_7
-targetCompatibility = JavaVersion.VERSION_1_7
+buildscript {
+    repositories {
+        jcenter()
+    }
+    dependencies {
+        classpath 'com.android.tools.build:gradle:1.2.2'
+        classpath 'com.github.dcendents:android-maven-plugin:1.2'
+    }
+}
 
 repositories {
-    mavenCentral()
+    jcenter()
+}
+
+
+if(hasProperty('target') && target == 'android') {
+
+	apply plugin: 'com.android.library'
+	apply plugin: 'com.github.dcendents.android-maven'
+	
+	android {
+	    compileSdkVersion 22
+	    buildToolsVersion '22.0.0'
+	    defaultConfig {
+	        minSdkVersion 14
+	        targetSdkVersion 22
+	    }
+	    compileOptions {
+	        sourceCompatibility JavaVersion.VERSION_1_7
+	        targetCompatibility JavaVersion.VERSION_1_7
+	    }
+	
+	    // Rename the aar correctly
+	    libraryVariants.all { variant ->
+	        variant.outputs.each { output ->
+	            def outputFile = output.outputFile
+	            if (outputFile != null && outputFile.name.endsWith('.aar')) {
+	                def fileName = "${project.name}-${variant.baseName}-${version}.aar"
+	                output.outputFile = new File(outputFile.parent, fileName)
+	            }
+	        }
+	    }
+	}
+	
+	afterEvaluate {
+	    android.libraryVariants.all { variant ->
+	        def task = project.tasks.create "jar${variant.name.capitalize()}", Jar
+	        task.description = "Create jar artifact for ${variant.name}"
+	        task.dependsOn variant.javaCompile
+	        task.from variant.javaCompile.destinationDir
+	        task.destinationDir = project.file("${project.buildDir}/outputs/jar")
+	        task.archiveName = "${project.name}-${variant.baseName}-${version}.jar"
+	        artifacts.add('archives', task);
+	    }
+	}
+	
+	task sourcesJar(type: Jar) {
+	    from android.sourceSets.main.java.srcDirs
+	    classifier = 'sources'
+	}
+	
+	artifacts {
+	    archives sourcesJar
+	}
+
+} else {
+
+	apply plugin: 'java'
+	apply plugin: 'maven'
+	
+	sourceCompatibility = JavaVersion.VERSION_1_7
+	targetCompatibility = JavaVersion.VERSION_1_7
+	
+	install {
+	    repositories.mavenInstaller {
+	        pom.artifactId = 'swagger-petstore-okhttp-gson'
+	    }
+	}
+	
+	task execute(type:JavaExec) {
+	   main = System.getProperty('mainClass')
+	   classpath = sourceSets.main.runtimeClasspath
+	}
 }
 
 dependencies {
@@ -15,17 +93,3 @@ dependencies {
     compile 'com.brsanthu:migbase64:2.2'
     testCompile 'junit:junit:4.8.1'
 }
-
-group = 'io.swagger'
-version = '1.0.0'
-
-install {
-    repositories.mavenInstaller {
-        pom.artifactId = 'swagger-petstore-okhttp-gson'
-    }
-}
-
-task execute(type:JavaExec) {
-   main = System.getProperty('mainClass')
-   classpath = sourceSets.main.runtimeClasspath
-}

samples/client/petstore/java/okhttp-gson/gradle.properties

@@ -0,0 +1,2 @@
+# Uncomment to build for Android
+#target = android

samples/client/petstore/java/okhttp-gson/settings.gradle

@@ -0,0 +1 @@
+rootProject.name = "swagger-petstore-okhttp-gson"

samples/client/petstore/java/retrofit/build.gradle

@@ -0,0 +1,103 @@
+group = 'io.swagger'
+version = '1.0.0'
+
+buildscript {
+    repositories {
+        jcenter()
+    }
+    dependencies {
+        classpath 'com.android.tools.build:gradle:1.2.2'
+        classpath 'com.github.dcendents:android-maven-plugin:1.2'
+    }
+}
+
+repositories {
+    jcenter()
+}
+
+
+if(hasProperty('target') && target == 'android') {
+
+	apply plugin: 'com.android.library'
+	apply plugin: 'com.github.dcendents.android-maven'
+	
+	android {
+	    compileSdkVersion 22
+	    buildToolsVersion '22.0.0'
+	    defaultConfig {
+	        minSdkVersion 14
+	        targetSdkVersion 22
+	    }
+	    compileOptions {
+	        sourceCompatibility JavaVersion.VERSION_1_7
+	        targetCompatibility JavaVersion.VERSION_1_7
+	    }
+	
+	    // Rename the aar correctly
+	    libraryVariants.all { variant ->
+	        variant.outputs.each { output ->
+	            def outputFile = output.outputFile
+	            if (outputFile != null && outputFile.name.endsWith('.aar')) {
+	                def fileName = "${project.name}-${variant.baseName}-${version}.aar"
+	                output.outputFile = new File(outputFile.parent, fileName)
+	            }
+	        }
+	    }
+	}
+	
+	afterEvaluate {
+	    android.libraryVariants.all { variant ->
+	        def task = project.tasks.create "jar${variant.name.capitalize()}", Jar
+	        task.description = "Create jar artifact for ${variant.name}"
+	        task.dependsOn variant.javaCompile
+	        task.from variant.javaCompile.destinationDir
+	        task.destinationDir = project.file("${project.buildDir}/outputs/jar")
+	        task.archiveName = "${project.name}-${variant.baseName}-${version}.jar"
+	        artifacts.add('archives', task);
+	    }
+	}
+	
+	task sourcesJar(type: Jar) {
+	    from android.sourceSets.main.java.srcDirs
+	    classifier = 'sources'
+	}
+	
+	artifacts {
+	    archives sourcesJar
+	}
+
+} else {
+
+	apply plugin: 'java'
+	apply plugin: 'maven'
+	
+	sourceCompatibility = JavaVersion.VERSION_1_7
+	targetCompatibility = JavaVersion.VERSION_1_7
+	
+	install {
+	    repositories.mavenInstaller {
+	        pom.artifactId = 'swagger-petstore-retrofit'
+	    }
+	}
+	
+	task execute(type:JavaExec) {
+	   main = System.getProperty('mainClass')
+	   classpath = sourceSets.main.runtimeClasspath
+	}
+}
+
+ext {
+    okhttp_version = "2.3.0"
+    oltu_version = "1.0.0"
+    retrofit_version = "1.9.0"
+    swagger_annotations_version = "1.5.0"
+    junit_version = "4.12"
+}
+
+dependencies {
+    compile "com.squareup.okhttp:okhttp:$okhttp_version"
+    compile "com.squareup.retrofit:retrofit:$retrofit_version"
+    compile "io.swagger:swagger-annotations:$swagger_annotations_version"
+    compile "org.apache.oltu.oauth2:org.apache.oltu.oauth2.client:$oltu_version"
+    testCompile "junit:junit:$junit_version"
+}

samples/client/petstore/java/retrofit/gradle.properties

@@ -0,0 +1,2 @@
+# Uncomment to build for Android
+#target = android

samples/client/petstore/java/retrofit/settings.gradle

@@ -0,0 +1 @@
+rootProject.name = "swagger-petstore-retrofit"