Java tutorial
//package com.java2s; import android.content.Context; public class Main { public static int getAppVersionCode(Context context) { try { String pkName = getAppPackageName(context); int versionCode = context.getPackageManager().getPackageInfo(pkName, 0).versionCode; return versionCode; } catch (Exception e) { } return 1; } public static String getAppPackageName(Context context) { return context.getPackageName(); } }