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, boolean always)39 PreferredActivity(IntentFilter filter, int match, ComponentName[] set, ComponentName activity, 40 boolean always) { 41 super(filter); 42 mPref = new PreferredComponent(this, match, set, activity, always); 43 } 44 PreferredActivity(XmlPullParser parser)45 PreferredActivity(XmlPullParser parser) throws XmlPullParserException, IOException { 46 mPref = new PreferredComponent(this, parser); 47 } 48 writeToXml(XmlSerializer serializer, boolean full)49 public void writeToXml(XmlSerializer serializer, boolean full) throws IOException { 50 mPref.writeToXml(serializer, full); 51 serializer.startTag(null, "filter"); 52 super.writeToXml(serializer); 53 serializer.endTag(null, "filter"); 54 } 55 onReadTag(String tagName, XmlPullParser parser)56 public boolean onReadTag(String tagName, XmlPullParser parser) throws XmlPullParserException, 57 IOException { 58 if (tagName.equals("filter")) { 59 if (DEBUG_FILTERS) { 60 Log.i(TAG, "Starting to parse filter..."); 61 } 62 readFromXml(parser); 63 if (DEBUG_FILTERS) { 64 Log.i(TAG, "Finished filter: depth=" + parser.getDepth() + " tag=" 65 + parser.getName()); 66 } 67 } else { 68 PackageManagerService.reportSettingsProblem(Log.WARN, 69 "Unknown element under <preferred-activities>: " + parser.getName()); 70 XmlUtils.skipCurrentTag(parser); 71 } 72 return true; 73 } 74 75 @Override toString()76 public String toString() { 77 return "PreferredActivity{0x" + Integer.toHexString(System.identityHashCode(this)) 78 + " " + mPref.mComponent.flattenToShortString() + "}"; 79 } 80 } 81