Java tutorial
//package com.java2s; /** * Copyright (C) 2013-2014 EaseMob Technologies. All rights reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * http://www.apache.org/licenses/LICENSE-2.0 * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import android.content.Context; import android.content.pm.PackageInfo; import android.content.pm.PackageManager; public class Main { private static final int GET_VERSION_WRONG = 10000; public static int getVersionCode(Context context) { try { PackageManager manager = context.getPackageManager(); PackageInfo info = manager.getPackageInfo(context.getPackageName(), 0); int version = info.versionCode; return version; } catch (Exception e) { e.printStackTrace(); return GET_VERSION_WRONG; } } }