1 /* 2 * Copyright (C) 2011 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.server.pm; 18 19 import com.android.internal.util.XmlUtils; 20 import com.android.server.PreferredComponent; 21 22 import org.xmlpull.v1.XmlPullParser; 23 import org.xmlpull.v1.XmlPullParserException; 24 import org.xmlpull.v1.XmlSerializer; 25 26 import android.content.ComponentName; 27 import android.content.IntentFilter; 28 import android.util.Log; 29 30 import java.io.IOException; 31 32 class PreferredActivity extends IntentFilter implements PreferredComponent.Callbacks { 33 private static final String TAG = "PreferredActivity"; 34 35 private static final boolean DEBUG_FILTERS = false; 36 37 final PreferredComponent mPref; 38 PreferredActivity(IntentFilter filter, int match, ComponentName[] set, ComponentName activity)39 PreferredActivity(IntentFilter filter, int match, ComponentName[] set, ComponentName activity) { 40 super(filter); 41 mPref = new PreferredComponent(this, match, set, activity); 42 } 43 PreferredActivity(XmlPullParser parser)44 PreferredActivity(XmlPullParser parser) throws XmlPullParserException, IOException { 45 mPref = new PreferredComponent(this, parser); 46 } 47 writeToXml(XmlSerializer serializer)48 public void writeToXml(XmlSerializer serializer) throws IOException { 49 mPref.writeToXml(serializer); 50 serializer.startTag(null, "filter"); 51 super.writeToXml(serializer); 52 serializer.endTag(null, "filter"); 53 } 54 onReadTag(String tagName, XmlPullParser parser)55 public boolean onReadTag(String tagName, XmlPullParser parser) throws XmlPullParserException, 56 IOException { 57 if (tagName.equals("filter")) { 58 if (DEBUG_FILTERS) { 59 Log.i(TAG, "Starting to parse filter..."); 60 } 61 readFromXml(parser); 62 if (DEBUG_FILTERS) { 63 Log.i(TAG, "Finished filter: depth=" + parser.getDepth() + " tag=" 64 + parser.getName()); 65 } 66 } else { 67 PackageManagerService.reportSettingsProblem(Log.WARN, 68 "Unknown element under <preferred-activities>: " + parser.getName()); 69 XmlUtils.skipCurrentTag(parser); 70 } 71 return true; 72 } 73 } 74