1/*
2 * Copyright (C) 2006 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
17package com.android.server.am;
18
19import android.content.IntentFilter;
20import android.util.PrintWriterPrinter;
21import android.util.Printer;
22import android.util.proto.ProtoOutputStream;
23
24import java.io.PrintWriter;
25
26final class BroadcastFilter extends IntentFilter {
27    // Back-pointer to the list this filter is in.
28    final ReceiverList receiverList;
29    final String packageName;
30    final String requiredPermission;
31    final int owningUid;
32    final int owningUserId;
33    final boolean instantApp;
34    final boolean visibleToInstantApp;
35
36    BroadcastFilter(IntentFilter _filter, ReceiverList _receiverList,
37            String _packageName, String _requiredPermission, int _owningUid, int _userId,
38            boolean _instantApp, boolean _visibleToInstantApp) {
39        super(_filter);
40        receiverList = _receiverList;
41        packageName = _packageName;
42        requiredPermission = _requiredPermission;
43        owningUid = _owningUid;
44        owningUserId = _userId;
45        instantApp = _instantApp;
46        visibleToInstantApp = _visibleToInstantApp;
47    }
48
49    public void writeToProto(ProtoOutputStream proto, long fieldId) {
50        long token = proto.start(fieldId);
51        super.writeToProto(proto, BroadcastFilterProto.INTENT_FILTER);
52        if (requiredPermission != null) {
53            proto.write(BroadcastFilterProto.REQUIRED_PERMISSION, requiredPermission);
54        }
55        proto.write(BroadcastFilterProto.HEX_HASH, Integer.toHexString(System.identityHashCode(this)));
56        proto.write(BroadcastFilterProto.OWNING_USER_ID, owningUserId);
57        proto.end(token);
58    }
59
60    public void dump(PrintWriter pw, String prefix) {
61        dumpInReceiverList(pw, new PrintWriterPrinter(pw), prefix);
62        receiverList.dumpLocal(pw, prefix);
63    }
64
65    public void dumpBrief(PrintWriter pw, String prefix) {
66        dumpBroadcastFilterState(pw, prefix);
67    }
68
69    public void dumpInReceiverList(PrintWriter pw, Printer pr, String prefix) {
70        super.dump(pr, prefix);
71        dumpBroadcastFilterState(pw, prefix);
72    }
73
74    void dumpBroadcastFilterState(PrintWriter pw, String prefix) {
75        if (requiredPermission != null) {
76            pw.print(prefix); pw.print("requiredPermission="); pw.println(requiredPermission);
77        }
78    }
79
80    public String toString() {
81        StringBuilder sb = new StringBuilder();
82        sb.append("BroadcastFilter{");
83        sb.append(Integer.toHexString(System.identityHashCode(this)));
84        sb.append(" u");
85        sb.append(owningUserId);
86        sb.append(' ');
87        sb.append(receiverList);
88        sb.append('}');
89        return sb.toString();
90    }
91}
92