Java tutorial
//package com.java2s; //License from project: Open Source License import android.content.Context; import android.content.pm.PackageManager; public class Main { private static int getVersionCode(Context context) { try { return context.getPackageManager().getPackageInfo(context.getPackageName(), 0).versionCode; } catch (PackageManager.NameNotFoundException e) { return -1; } } }