Added android-maven plugin

build.gradle

@@ -6,7 +6,7 @@ buildscript {
     }
     dependencies {
         classpath 'com.android.tools.build:gradle:0.12.+'
-
+	classpath 'com.github.dcendents:android-maven-plugin:1.2'
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
     }

library/build.gradle

@@ -1,4 +1,5 @@
 apply plugin: 'com.android.library'
+apply plugin: 'android-maven'
 
 android {
     compileSdkVersion 20
@@ -24,3 +25,21 @@ dependencies {
     compile fileTree(include: ['*.jar'], dir: 'libs')
     compile 'com.nineoldandroids:library:2.4.0'
 }
+
+// build a jar with source files
+task sourcesJar(type: Jar) {
+    from android.sourceSets.main.java.srcDirs
+    classifier = 'sources'
+}
+artifacts {
+    archives sourcesJar
+}
+
+// to build a jar file in addition to the default aar file
+android.libraryVariants.all { variant ->
+    def name = variant.buildType.name
+    def task = project.tasks.create "jar${name.capitalize()}", Jar
+    task.dependsOn variant.javaCompile
+    task.from variant.javaCompile.destinationDir
+    artifacts.add('archives', task);
+}