build.gradle

apply plugin: 'com.android.library'
apply plugin: 'android-maven'

android {
    compileSdkVersion 20
    buildToolsVersion '20.0.0'
    defaultConfig {
        applicationId 'com.gitonway.lee.niftynotification.lib'
        minSdkVersion 10
        targetSdkVersion 19
        versionCode 1
        versionName '1.0'
    }
    buildTypes {
        release {
            runProguard false
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        }
    }
    productFlavors {
    }
}

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);
}