Road to capture Android Home path from system env

Use below code to read Android_Home path which you have setup in your System.

    public static String getAndroidPath() {

        String androidHome = null;

        Map env = System.getenv();

        for (String envName : env.keySet()) {

            if (envName.equals("ANDROID_HOME"))

                androidHome = env.get(envName);

        }

        if (androidHome.equals(null))

            throw new NullPointerException(

                    "Android Home path not set in machine");

        return androidHome;

    }