Java tutorial
//package com.java2s; import android.content.Context; import android.content.pm.ApplicationInfo; import android.content.pm.PackageManager; import android.os.Bundle; public class Main { public static String getAppKey(Context paramContext) { String str = null; try { ApplicationInfo localApplicationInfo = paramContext.getPackageManager() .getApplicationInfo(paramContext.getPackageName(), 128); Bundle localBundle = null; str = null; if (localApplicationInfo != null) localBundle = localApplicationInfo.metaData; str = null; if (localBundle != null) { str = localBundle.getString("JPUSH_APPKEY"); if (str != null) { int i = str.length(); if (i == 24) ; } else { str = null; } } return str; } catch (PackageManager.NameNotFoundException localNameNotFoundException) { } return str; } }