Java tutorial
/* * Copyright (C) 2010 The Android Open Source Project * * 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. */ package android.app; import android.annotation.UnsupportedAppUsage; import android.content.pm.IPackageManager; /** * Special private access for certain globals related to a process. * @hide */ public class AppGlobals { /** * Return the first Application object made in the process. * NOTE: Only works on the main thread. */ @UnsupportedAppUsage public static Application getInitialApplication() { return ActivityThread.currentApplication(); } /** * Return the package name of the first .apk loaded into the process. * NOTE: Only works on the main thread. */ @UnsupportedAppUsage public static String getInitialPackage() { return ActivityThread.currentPackageName(); } /** * Return the raw interface to the package manager. * @return The package manager. */ @UnsupportedAppUsage public static IPackageManager getPackageManager() { return ActivityThread.getPackageManager(); } /** * Gets the value of an integer core setting. * * @param key The setting key. * @param defaultValue The setting default value. * @return The core settings. */ public static int getIntCoreSetting(String key, int defaultValue) { ActivityThread currentActivityThread = ActivityThread.currentActivityThread(); if (currentActivityThread != null) { return currentActivityThread.getIntCoreSetting(key, defaultValue); } else { return defaultValue; } } }