| /* |
| * Copyright 2014, The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.server.pm; |
| |
| import com.android.internal.util.XmlUtils; |
| import org.xmlpull.v1.XmlPullParser; |
| import org.xmlpull.v1.XmlPullParserException; |
| import org.xmlpull.v1.XmlSerializer; |
| import android.content.IntentFilter; |
| import android.util.Log; |
| import java.io.IOException; |
| import android.os.UserHandle; |
| |
| /** |
| * The {@link PackageManagerService} maintains some {@link CrossProfileIntentFilter}s for each user. |
| * If an {@link Intent} matches the {@link CrossProfileIntentFilter}, then activities in the user |
| * {@link #mTargetUserId} can access it. |
| */ |
| class CrossProfileIntentFilter extends IntentFilter { |
| private static final String ATTR_TARGET_USER_ID = "targetUserId"; |
| private static final String ATTR_USER_ID_DEST = "userIdDest";//Old name. Kept for compatibility. |
| private static final String ATTR_REMOVABLE = "removable"; |
| private static final String ATTR_FILTER = "filter"; |
| |
| private static final String TAG = "CrossProfileIntentFilter"; |
| |
| // If the intent matches the IntentFilter, then it can be forwarded to this userId. |
| final int mTargetUserId; |
| boolean mRemovable; |
| |
| CrossProfileIntentFilter(IntentFilter filter, boolean removable, int targetUserId) { |
| super(filter); |
| mTargetUserId = targetUserId; |
| mRemovable = removable; |
| } |
| |
| public int getTargetUserId() { |
| return mTargetUserId; |
| } |
| |
| public boolean isRemovable() { |
| return mRemovable; |
| } |
| |
| CrossProfileIntentFilter(XmlPullParser parser) throws XmlPullParserException, IOException { |
| String targetUserIdString = parser.getAttributeValue(null, ATTR_TARGET_USER_ID); |
| if (targetUserIdString == null) { |
| targetUserIdString = parser.getAttributeValue(null, ATTR_USER_ID_DEST); |
| } |
| if (targetUserIdString == null) { |
| String msg = "Missing element under " + TAG +": " + ATTR_TARGET_USER_ID + " at " + |
| parser.getPositionDescription(); |
| PackageManagerService.reportSettingsProblem(Log.WARN, msg); |
| mTargetUserId = UserHandle.USER_NULL; |
| } else { |
| mTargetUserId = Integer.parseInt(targetUserIdString); |
| } |
| String removableString = parser.getAttributeValue(null, ATTR_REMOVABLE); |
| if (removableString != null) { |
| mRemovable = Boolean.parseBoolean(removableString); |
| } |
| int outerDepth = parser.getDepth(); |
| String tagName = parser.getName(); |
| int type; |
| while ((type = parser.next()) != XmlPullParser.END_DOCUMENT |
| && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { |
| tagName = parser.getName(); |
| if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { |
| continue; |
| } else if (type == XmlPullParser.START_TAG) { |
| if (tagName.equals(ATTR_FILTER)) { |
| break; |
| } else { |
| String msg = "Unknown element under " + Settings.TAG_FORWARDING_INTENT_FILTERS |
| + ": " + tagName + " at " + parser.getPositionDescription(); |
| PackageManagerService.reportSettingsProblem(Log.WARN, msg); |
| XmlUtils.skipCurrentTag(parser); |
| } |
| } |
| } |
| if (tagName.equals(ATTR_FILTER)) { |
| readFromXml(parser); |
| } else { |
| String msg = "Missing element under " + TAG + ": " + ATTR_FILTER + |
| " at " + parser.getPositionDescription(); |
| PackageManagerService.reportSettingsProblem(Log.WARN, msg); |
| XmlUtils.skipCurrentTag(parser); |
| } |
| } |
| |
| public void writeToXml(XmlSerializer serializer) throws IOException { |
| serializer.attribute(null, ATTR_TARGET_USER_ID, Integer.toString(mTargetUserId)); |
| serializer.attribute(null, ATTR_REMOVABLE, Boolean.toString(mRemovable)); |
| serializer.startTag(null, ATTR_FILTER); |
| super.writeToXml(serializer); |
| serializer.endTag(null, ATTR_FILTER); |
| } |
| |
| @Override |
| public String toString() { |
| return "CrossProfileIntentFilter{0x" + Integer.toHexString(System.identityHashCode(this)) |
| + " " + Integer.toString(mTargetUserId) + "}"; |
| } |
| } |