/* * Copyright (C) 2008 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.content.res; import com.android.layoutlib.bridge.Bridge; import android.content.res.AssetManager; public class BridgeAssetManager extends AssetManager { /** * This initializes the static field {@link AssetManager#mSystem} which is used * by methods who get a global asset manager using {@link AssetManager#getSystem()}. *
* They will end up using our bridge asset manager. * * {@link Bridge} calls this method after setting up a new bridge. */ public static AssetManager initSystem() { if (!(AssetManager.sSystem instanceof BridgeAssetManager)) { // Note that AssetManager() creates a system AssetManager and we override it // with our BridgeAssetManager. AssetManager.sSystem = new BridgeAssetManager(); AssetManager.sSystem.makeStringBlocks(null); } return AssetManager.sSystem; } /** * Clears the static {@link AssetManager#sSystem} to make sure we don't leave objects * around that would prevent us from unloading the library. */ public static void clearSystem() { AssetManager.sSystem = null; } private BridgeAssetManager() { } }