1 /* 2 * Copyright (C) 2011 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.cellbroadcastreceiver; 18 19 import android.annotation.NonNull; 20 import android.app.Application; 21 import android.telephony.SmsCbMessage; 22 23 import android.util.Log; 24 import java.util.ArrayList; 25 26 /** 27 * The application class loads the default preferences at first start, 28 * and remembers the time of the most recently received broadcast. 29 */ 30 public class CellBroadcastReceiverApp extends Application { 31 private static final String TAG = "CellBroadcastReceiverApp"; 32 private static final boolean VDBG = Log.isLoggable(TAG, Log.VERBOSE); 33 34 /** List of unread non-emergency alerts to show when user selects the notification. */ 35 private static final ArrayList<SmsCbMessage> sNewMessageList = new ArrayList<>(4); 36 37 /** Adds a new unread non-emergency message and returns the current list. */ addNewMessageToList(SmsCbMessage message)38 static ArrayList<SmsCbMessage> addNewMessageToList(SmsCbMessage message) { 39 if (VDBG) Log.v(TAG, "addNewMessageToList: " + message); 40 sNewMessageList.add(message); 41 return sNewMessageList; 42 } 43 44 /** Clears the list of unread non-emergency messages. */ clearNewMessageList()45 static void clearNewMessageList() { 46 if (VDBG) Log.v(TAG, "clearNewMessageList"); 47 sNewMessageList.clear(); 48 } 49 50 /** Remove the read message from the unread message list. */ removeReadMessage(@onNull SmsCbMessage message)51 static ArrayList<SmsCbMessage> removeReadMessage(@NonNull SmsCbMessage message) { 52 if (sNewMessageList.removeIf(msg -> msg.getReceivedTime() == message.getReceivedTime())) { 53 if (VDBG) Log.v(TAG, "removeReadMessage succeed, msg: " + message); 54 } else { 55 if (VDBG) Log.v(TAG, "removeReadMessage failed, no matching message: " + message); 56 } 57 return sNewMessageList; 58 } 59 60 /** Returns the latest unread message. */ getLatestMessage()61 static SmsCbMessage getLatestMessage() { 62 return sNewMessageList.isEmpty() ? null : sNewMessageList.get(sNewMessageList.size()-1); 63 } 64 65 /** Returns a list of unread non-emergency alerts */ getNewMessageList()66 static ArrayList<SmsCbMessage> getNewMessageList() { 67 return sNewMessageList; 68 } 69 } 70