Java tutorial
//package com.java2s; //License from project: Apache License import android.content.Context; import android.provider.Settings.Secure; public class Main { /** * Gets device's Android ID. * @since 0.1.0 * @param aContext The context from which the ContentResolver is retrieved to read the Android ID. * @return The Android ID. */ public static String getAndroidId(Context aContext) { return Secure.getString(aContext.getContentResolver(), android.provider.Settings.Secure.ANDROID_ID); } }