Java tutorial
//package com.java2s; //License from project: Apache License import android.content.Context; import android.content.pm.PackageInfo; import android.content.pm.PackageManager; public class Main { public static int getAppVersionCode(Context context) { try { PackageInfo packageInfo = context.getApplicationContext().getPackageManager() .getPackageInfo(context.getPackageName(), 0); return packageInfo.versionCode; } catch (PackageManager.NameNotFoundException e) { e.printStackTrace(); } return 1; } public static PackageInfo getPackageInfo(Context context) { PackageInfo info = null; try { String packageName = context.getPackageName(); info = context.getPackageManager().getPackageInfo(packageName, 0); } catch (Exception e) { e.printStackTrace(); } return info; } }