Home | History | Annotate | Download | only in am 
      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 
     17 package com.android.server.am;
     18 
     19 import android.content.IntentFilter;
     20 import android.util.PrintWriterPrinter;
     21 import android.util.Printer;
     22 import android.util.proto.ProtoOutputStream;
     23 
     24 import java.io.PrintWriter;
     25 
     26 final 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