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 import com.android.documentsui.picker.LastAccessedProvider; 26 import com.android.documentsui.prefs.ScopedAccessLocalPreferences; 27 28 /** 29 * Clean up {@link LastAccessedProvider} and {@link ScopedAccessLocalPreferences} when packages 30 * are removed. 31 */ 32 public class PackageReceiver extends BroadcastReceiver { 33 @Override onReceive(Context context, Intent intent)34 public void onReceive(Context context, Intent intent) { 35 final ContentResolver resolver = context.getContentResolver(); 36 37 final String action = intent.getAction(); 38 final Uri data = intent.getData(); 39 final String packageName = data == null ? null : data.getSchemeSpecificPart(); 40 41 if (Intent.ACTION_PACKAGE_FULLY_REMOVED.equals(action)) { 42 resolver.call( 43 LastAccessedProvider.buildLastAccessed(packageName), 44 LastAccessedProvider.METHOD_PURGE, 45 null, 46 null); 47 if (packageName != null) { 48 ScopedAccessLocalPreferences.clearPackagePreferences(context, packageName); 49 } 50 } else if (Intent.ACTION_PACKAGE_DATA_CLEARED.equals(action)) { 51 if (packageName != null) { 52 resolver.call( 53 LastAccessedProvider.buildLastAccessed(packageName), 54 LastAccessedProvider.METHOD_PURGE_PACKAGE, 55 packageName, null); 56 ScopedAccessLocalPreferences.clearPackagePreferences(context, packageName); 57 } 58 } 59 } 60 } 61