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 23 import java.io.PrintWriter; 24 25 class BroadcastFilter extends IntentFilter { 26 // Back-pointer to the list this filter is in. 27 final ReceiverList receiverList; 28 final String requiredPermission; 29 30 BroadcastFilter(IntentFilter _filter, ReceiverList _receiverList, 31 String _requiredPermission) { 32 super(_filter); 33 receiverList = _receiverList; 34 requiredPermission = _requiredPermission; 35 } 36 37 public void dump(PrintWriter pw, String prefix) { 38 dumpInReceiverList(pw, new PrintWriterPrinter(pw), prefix); 39 receiverList.dumpLocal(pw, prefix); 40 } 41 42 public void dumpBrief(PrintWriter pw, String prefix) { 43 dumpBroadcastFilterState(pw, prefix); 44 } 45 46 public void dumpInReceiverList(PrintWriter pw, Printer pr, String prefix) { 47 super.dump(pr, prefix); 48 dumpBroadcastFilterState(pw, prefix); 49 } 50 51 void dumpBroadcastFilterState(PrintWriter pw, String prefix) { 52 if (requiredPermission != null) { 53 pw.print(prefix); pw.print("requiredPermission="); pw.println(requiredPermission); 54 } 55 } 56 57 public String toString() { 58 StringBuilder sb = new StringBuilder(); 59 sb.append("BroadcastFilter{"); 60 sb.append(Integer.toHexString(System.identityHashCode(this))); 61 sb.append(' '); 62 sb.append(receiverList); 63 sb.append('}'); 64 return sb.toString(); 65 } 66 } 67