| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.internal.telephony; |
| |
| import android.app.ActivityManager; |
| import android.content.BroadcastReceiver; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.os.UserHandle; |
| import android.util.Log; |
| |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.Map; |
| |
| /** |
| * This class is used to broadcast intents that need to be rebroadcast after the device is unlocked. |
| * NOTE: Currently this is used only for SIM_STATE_CHANGED so logic is hardcoded for that; |
| * for example broadcasts are always sticky, only the last intent for the slotId is rebroadcast, |
| * etc. |
| */ |
| public class IntentBroadcaster { |
| private static final String TAG = "IntentBroadcaster"; |
| |
| private Map<Integer, Intent> mRebroadcastIntents = new HashMap<>(); |
| private static IntentBroadcaster sIntentBroadcaster; |
| |
| private final BroadcastReceiver mReceiver = new BroadcastReceiver() { |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| String action = intent.getAction(); |
| if (action.equals(Intent.ACTION_USER_UNLOCKED)) { |
| synchronized (mRebroadcastIntents) { |
| // rebroadcast intents |
| Iterator iterator = mRebroadcastIntents.entrySet().iterator(); |
| while (iterator.hasNext()) { |
| Map.Entry pair = (Map.Entry) iterator.next(); |
| Intent i = (Intent) pair.getValue(); |
| i.putExtra(TelephonyIntents.EXTRA_REBROADCAST_ON_UNLOCK, true); |
| iterator.remove(); |
| logd("Rebroadcasting intent " + i.getAction() + " " |
| + i.getStringExtra(IccCardConstants.INTENT_KEY_ICC_STATE) |
| + " for slotId " + pair.getKey()); |
| ActivityManager.broadcastStickyIntent(i, UserHandle.USER_ALL); |
| } |
| } |
| } |
| } |
| }; |
| |
| private IntentBroadcaster(Context context) { |
| context.registerReceiver(mReceiver, new IntentFilter(Intent.ACTION_USER_UNLOCKED)); |
| } |
| |
| /** |
| * Method to get an instance of IntentBroadcaster after creating one if needed. |
| * @return IntentBroadcaster instance |
| */ |
| public static IntentBroadcaster getInstance(Context context) { |
| if (sIntentBroadcaster == null) { |
| sIntentBroadcaster = new IntentBroadcaster(context); |
| } |
| return sIntentBroadcaster; |
| } |
| |
| public static IntentBroadcaster getInstance() { |
| return sIntentBroadcaster; |
| } |
| |
| /** |
| * Wrapper for ActivityManager.broadcastStickyIntent() that also stores intent to be rebroadcast |
| * on USER_UNLOCKED |
| */ |
| public void broadcastStickyIntent(Intent intent, int slotId) { |
| logd("Broadcasting and adding intent for rebroadcast: " + intent.getAction() + " " |
| + intent.getStringExtra(IccCardConstants.INTENT_KEY_ICC_STATE) |
| + " for slotId " + slotId); |
| synchronized (mRebroadcastIntents) { |
| ActivityManager.broadcastStickyIntent(intent, UserHandle.USER_ALL); |
| mRebroadcastIntents.put(slotId, intent); |
| } |
| } |
| |
| private void logd(String s) { |
| Log.d(TAG, s); |
| } |
| } |