| /* |
| * Copyright (C) 2006 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.am; |
| |
| import android.content.Intent; |
| import android.net.Uri; |
| |
| import java.io.PrintWriter; |
| import java.util.HashSet; |
| |
| class UriPermission { |
| final int uid; |
| final Uri uri; |
| int modeFlags = 0; |
| int globalModeFlags = 0; |
| final HashSet<HistoryRecord> readActivities = new HashSet<HistoryRecord>(); |
| final HashSet<HistoryRecord> writeActivities = new HashSet<HistoryRecord>(); |
| |
| UriPermission(int _uid, Uri _uri) { |
| uid = _uid; |
| uri = _uri; |
| } |
| |
| void clearModes(int modeFlags) { |
| if ((modeFlags&Intent.FLAG_GRANT_READ_URI_PERMISSION) != 0) { |
| globalModeFlags &= ~Intent.FLAG_GRANT_READ_URI_PERMISSION; |
| modeFlags &= ~Intent.FLAG_GRANT_READ_URI_PERMISSION; |
| if (readActivities.size() > 0) { |
| for (HistoryRecord r : readActivities) { |
| r.readUriPermissions.remove(this); |
| if (r.readUriPermissions.size() == 0) { |
| r.readUriPermissions = null; |
| } |
| } |
| readActivities.clear(); |
| } |
| } |
| if ((modeFlags&Intent.FLAG_GRANT_WRITE_URI_PERMISSION) != 0) { |
| globalModeFlags &= ~Intent.FLAG_GRANT_WRITE_URI_PERMISSION; |
| modeFlags &= ~Intent.FLAG_GRANT_WRITE_URI_PERMISSION; |
| if (readActivities.size() > 0) { |
| for (HistoryRecord r : readActivities) { |
| r.writeUriPermissions.remove(this); |
| if (r.writeUriPermissions.size() == 0) { |
| r.writeUriPermissions = null; |
| } |
| } |
| readActivities.clear(); |
| } |
| } |
| } |
| |
| public String toString() { |
| return "UriPermission{" |
| + Integer.toHexString(System.identityHashCode(this)) |
| + " " + uri + "}"; |
| } |
| |
| void dump(PrintWriter pw, String prefix) { |
| pw.println(prefix + this); |
| pw.println(prefix + " modeFlags=0x" + Integer.toHexString(modeFlags) |
| + " uid=" + uid |
| + " globalModeFlags=0x" |
| + Integer.toHexString(globalModeFlags)); |
| pw.println(prefix + " readActivities=" + readActivities); |
| pw.println(prefix + " writeActivities=" + writeActivities); |
| } |
| } |