Android examples for App:Popular App
is Renren App Existed
//package com.java2s; import java.util.List; import android.content.Context; import android.content.pm.PackageInfo; import android.content.pm.PackageManager; public class Main { public static final String PACKAGE_NAME_RENREN = "com.renren.mobile.android"; public static boolean isRenrenExisted(Context context) { if (checkApp(context, PACKAGE_NAME_RENREN)) { return true; } else {/*from w w w . j a v a 2s . c om*/ return false; } } private static boolean checkApp(Context context, String packageName) { PackageManager pm = context.getPackageManager(); List<PackageInfo> packs = pm.getInstalledPackages(0); for (PackageInfo pi : packs) { if (pi.applicationInfo.packageName.equals(packageName)) { return true; } } return false; } }