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
17package com.android.services.telephony;
18
19import android.content.Context;
20
21import com.android.internal.telephony.Phone;
22import com.android.internal.telephony.PhoneFactory;
23
24/**
25 * Singleton entry point for the telephony-services app. Initializes ongoing systems relating to
26 * PSTN calls. This is started when the device starts and will be restarted automatically
27 * if it goes away for any reason (e.g., crashes).
28 * This is separate from the actual Application class because we only support one instance of this
29 * app - running as the default user. {@link com.android.phone.PhoneApp} determines whether or not
30 * we are running as the default user and if we are, then initializes and runs this class's
31 * {@link #onCreate}.
32 */
33public class TelephonyGlobals {
34    private static TelephonyGlobals sInstance;
35
36    /** The application context. */
37    private final Context mContext;
38
39    private TtyManager mTtyManager;
40
41    /**
42     * Persists the specified parameters.
43     *
44     * @param context The application context.
45     */
46    public TelephonyGlobals(Context context) {
47        mContext = context.getApplicationContext();
48    }
49
50    public static synchronized TelephonyGlobals getInstance(Context context) {
51        if (sInstance == null) {
52            sInstance = new TelephonyGlobals(context);
53        }
54        return sInstance;
55    }
56
57    public void onCreate() {
58        // TODO: Make this work with Multi-SIM devices
59        Phone phone = PhoneFactory.getDefaultPhone();
60        if (phone != null) {
61            mTtyManager = new TtyManager(mContext, phone);
62        }
63
64        TelecomAccountRegistry.getInstance(mContext).setupOnBoot();
65    }
66}
67