android install obb

build.gradle

task installObb() << {
    description = "Install all OBB packages"

    def stdout = new ByteArrayOutputStream()

    def obbFile = "main." + getVersionCode() + "." + getApplicationId() + ".obb"
    def source = "../" + obbFile + ".zip"
    def destination = "/sdcard/Android/obb/" + getApplicationId() + "/" + obbFile

    println("adb push " + source + " " + destination)

    exec {
        executable android.getAdbExe().toString()
        args = ['push', source.toString(), destination.toString()]
        standardOutput = stdout;
    }
    def result = stdout.toString().trim();

    println(result)
}