1 /* 2 * Copyright (C) 2013 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.bluetooth.gatt; 18 19 import java.util.ArrayList; 20 import java.util.Iterator; 21 import java.util.List; 22 23 /** 24 * Helper class to store characteristics and descriptors that will be 25 * queued up for future exploration. 26 * @hide 27 */ 28 /*package*/ class SearchQueue { 29 class Entry { 30 public int connId; 31 public int srvcType; 32 public int srvcInstId; 33 public long srvcUuidLsb; 34 public long srvcUuidMsb; 35 public int charInstId; 36 public long charUuidLsb; 37 public long charUuidMsb; 38 } 39 40 private List<Entry> mEntries = new ArrayList<Entry>(); 41 42 void add(int connId, int srvcType, 43 int srvcInstId, long srvcUuidLsb, long srvcUuidMsb) { 44 Entry entry = new Entry(); 45 entry.connId = connId; 46 entry.srvcType = srvcType; 47 entry.srvcInstId = srvcInstId; 48 entry.srvcUuidLsb = srvcUuidLsb; 49 entry.srvcUuidMsb = srvcUuidMsb; 50 entry.charUuidLsb = 0; 51 mEntries.add(entry); 52 } 53 54 void add(int connId, int srvcType, 55 int srvcInstId, long srvcUuidLsb, long srvcUuidMsb, 56 int charInstId, long charUuidLsb, long charUuidMsb) 57 { 58 Entry entry = new Entry(); 59 entry.connId = connId; 60 entry.srvcType = srvcType; 61 entry.srvcInstId = srvcInstId; 62 entry.srvcUuidLsb = srvcUuidLsb; 63 entry.srvcUuidMsb = srvcUuidMsb; 64 entry.charInstId = charInstId; 65 entry.charUuidLsb = charUuidLsb; 66 entry.charUuidMsb = charUuidMsb; 67 mEntries.add(entry); 68 } 69 70 Entry pop() { 71 Entry entry = mEntries.get(0); 72 mEntries.remove(0); 73 return entry; 74 } 75 76 void removeConnId(int connId) { 77 for (Iterator<Entry> it = mEntries.iterator(); it.hasNext();) { 78 Entry entry = it.next(); 79 if (entry.connId == connId) { 80 it.remove(); 81 } 82 } 83 } 84 85 boolean isEmpty() { 86 return mEntries.isEmpty(); 87 } 88 89 void clear() { 90 mEntries.clear(); 91 } 92 } 93