1 /* 2 * Copyright (C) 2013 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.documentsui; 18 19 import android.content.BroadcastReceiver; 20 import android.content.ContentResolver; 21 import android.content.Context; 22 import android.content.Intent; 23 import android.net.Uri; 24 25 /** 26 * Cleans up {@link RecentsProvider} and {@link LocalPreferences} when packages are removed. 27 */ 28 public class PackageReceiver extends BroadcastReceiver { 29 @Override 30 public void onReceive(Context context, Intent intent) { 31 final ContentResolver resolver = context.getContentResolver(); 32 33 final String action = intent.getAction(); 34 final Uri data = intent.getData(); 35 final String packageName = data == null ? null : data.getSchemeSpecificPart(); 36 37 if (Intent.ACTION_PACKAGE_FULLY_REMOVED.equals(action)) { 38 resolver.call(RecentsProvider.buildRecent(), RecentsProvider.METHOD_PURGE, null, null); 39 if (packageName != null) { 40 LocalPreferences.clearPackagePreferences(context, packageName); 41 } 42 } else if (Intent.ACTION_PACKAGE_DATA_CLEARED.equals(action)) { 43 if (packageName != null) { 44 resolver.call(RecentsProvider.buildRecent(), RecentsProvider.METHOD_PURGE_PACKAGE, 45 packageName, null); 46 LocalPreferences.clearPackagePreferences(context, packageName); 47 } 48 } 49 } 50 } 51