Java tutorial
//package com.java2s; //License from project: Open Source License import android.content.Context; import java.io.File; public class Main { public static boolean isFirstRun(Context context) { String dirname = getDataDirectory(context) + "shared_prefs"; File dir = new File(dirname); return !(dir.exists() && dir.isDirectory()); } public static String getDataDirectory(Context context) { String dirname = String.format("/data/data/%s/", context.getApplicationContext().getPackageName()); return dirname; } }