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      1 /*
      2  * Copyright (C) 2014 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.services.telephony;
     18 
     19 import android.content.Context;
     20 
     21 import com.android.internal.telephony.Phone;
     22 import com.android.internal.telephony.PhoneFactory;
     23 
     24 import java.util.ArrayList;
     25 import java.util.List;
     26 
     27 /**
     28  * Singleton entry point for the telephony-services app. Initializes ongoing systems relating to
     29  * PSTN calls. This is started when the device starts and will be restarted automatically
     30  * if it goes away for any reason (e.g., crashes).
     31  * This is separate from the actual Application class because we only support one instance of this
     32  * app - running as the default user. {@link com.android.phone.PhoneApp} determines whether or not
     33  * we are running as the default user and if we are, then initializes and runs this class's
     34  * {@link #onCreate}.
     35  */
     36 public class TelephonyGlobals {
     37     private static TelephonyGlobals sInstance;
     38 
     39     /** The application context. */
     40     private final Context mContext;
     41 
     42     // For supporting MSIM phone, change Phone and TtyManager as 1 to 1
     43     private List<TtyManager> mTtyManagers = new ArrayList<>();
     44 
     45     /**
     46      * Persists the specified parameters.
     47      *
     48      * @param context The application context.
     49      */
     50     public TelephonyGlobals(Context context) {
     51         mContext = context.getApplicationContext();
     52     }
     53 
     54     public static synchronized TelephonyGlobals getInstance(Context context) {
     55         if (sInstance == null) {
     56             sInstance = new TelephonyGlobals(context);
     57         }
     58         return sInstance;
     59     }
     60 
     61     public void onCreate() {
     62         // Make this work with Multi-SIM devices
     63         Phone[] phones = PhoneFactory.getPhones();
     64         for (Phone phone : phones) {
     65             mTtyManagers.add(new TtyManager(mContext, phone));
     66         }
     67 
     68         TelecomAccountRegistry.getInstance(mContext).setupOnBoot();
     69     }
     70 }
     71