Sander Alewijnse | f475ca3 | 2014-02-17 15:13:58 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2014 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 | |
| 21 | import org.xmlpull.v1.XmlPullParser; |
| 22 | import org.xmlpull.v1.XmlPullParserException; |
| 23 | import org.xmlpull.v1.XmlSerializer; |
| 24 | |
| 25 | import android.content.ComponentName; |
| 26 | import android.content.IntentFilter; |
| 27 | import android.util.Log; |
| 28 | |
| 29 | import java.io.IOException; |
| 30 | |
| 31 | class PersistentPreferredActivity extends IntentFilter { |
| 32 | private static final String ATTR_NAME = "name"; // component name |
| 33 | private static final String ATTR_FILTER = "filter"; // filter |
| 34 | |
| 35 | private static final String TAG = "PersistentPreferredActivity"; |
| 36 | |
| 37 | private static final boolean DEBUG_FILTERS = false; |
| 38 | |
| 39 | final ComponentName mComponent; |
| 40 | |
| 41 | PersistentPreferredActivity(IntentFilter filter, ComponentName activity) { |
| 42 | super(filter); |
| 43 | mComponent = activity; |
| 44 | } |
| 45 | |
| 46 | PersistentPreferredActivity(XmlPullParser parser) throws XmlPullParserException, IOException { |
| 47 | String shortComponent = parser.getAttributeValue(null, ATTR_NAME); |
| 48 | mComponent = ComponentName.unflattenFromString(shortComponent); |
| 49 | if (mComponent == null) { |
| 50 | PackageManagerService.reportSettingsProblem(Log.WARN, |
Sander Alewijnse | af59762 | 2014-03-20 18:44:57 +0000 | [diff] [blame] | 51 | "Error in package manager settings: " + |
Sander Alewijnse | f475ca3 | 2014-02-17 15:13:58 +0000 | [diff] [blame] | 52 | "Bad activity name " + shortComponent + |
| 53 | " at " + parser.getPositionDescription()); |
| 54 | } |
| 55 | int outerDepth = parser.getDepth(); |
| 56 | String tagName = parser.getName(); |
| 57 | int type; |
| 58 | while ((type = parser.next()) != XmlPullParser.END_DOCUMENT |
| 59 | && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { |
| 60 | tagName = parser.getName(); |
| 61 | if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { |
| 62 | continue; |
| 63 | } else if (type == XmlPullParser.START_TAG) { |
| 64 | if (tagName.equals(ATTR_FILTER)) { |
| 65 | break; |
| 66 | } else { |
| 67 | PackageManagerService.reportSettingsProblem(Log.WARN, |
Sander Alewijnse | af59762 | 2014-03-20 18:44:57 +0000 | [diff] [blame] | 68 | "Unknown element: " + tagName + |
Sander Alewijnse | f475ca3 | 2014-02-17 15:13:58 +0000 | [diff] [blame] | 69 | " at " + parser.getPositionDescription()); |
| 70 | XmlUtils.skipCurrentTag(parser); |
| 71 | } |
| 72 | } |
| 73 | } |
| 74 | if (tagName.equals(ATTR_FILTER)) { |
| 75 | readFromXml(parser); |
| 76 | } else { |
| 77 | PackageManagerService.reportSettingsProblem(Log.WARN, |
Sander Alewijnse | af59762 | 2014-03-20 18:44:57 +0000 | [diff] [blame] | 78 | "Missing element filter at " + |
Sander Alewijnse | f475ca3 | 2014-02-17 15:13:58 +0000 | [diff] [blame] | 79 | parser.getPositionDescription()); |
| 80 | XmlUtils.skipCurrentTag(parser); |
| 81 | } |
| 82 | } |
| 83 | |
| 84 | public void writeToXml(XmlSerializer serializer) throws IOException { |
| 85 | serializer.attribute(null, ATTR_NAME, mComponent.flattenToShortString()); |
| 86 | serializer.startTag(null, ATTR_FILTER); |
| 87 | super.writeToXml(serializer); |
| 88 | serializer.endTag(null, ATTR_FILTER); |
| 89 | } |
| 90 | |
| 91 | @Override |
| 92 | public String toString() { |
| 93 | return "PersistentPreferredActivity{0x" + Integer.toHexString(System.identityHashCode(this)) |
| 94 | + " " + mComponent.flattenToShortString() + "}"; |
| 95 | } |
| 96 | } |