TelecomSystem.java revision d3182912911d167e4a5a8d379cef11c619d18d36 
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.server.telecom;
18
19import com.android.internal.annotations.VisibleForTesting;
20import com.android.server.telecom.components.UserCallIntentProcessor;
21import com.android.server.telecom.components.UserCallIntentProcessorFactory;
22import com.android.server.telecom.ui.MissedCallNotifierImpl.MissedCallNotifierImplFactory;
23import com.android.server.telecom.BluetoothPhoneServiceImpl.BluetoothPhoneServiceImplFactory;
24import com.android.server.telecom.CallAudioManager.AudioServiceFactory;
25
26import android.Manifest;
27import android.content.BroadcastReceiver;
28import android.content.Context;
29import android.content.Intent;
30import android.content.IntentFilter;
31import android.net.Uri;
32import android.os.UserHandle;
33
34import java.io.FileNotFoundException;
35import java.io.InputStream;
36
37/**
38 * Top-level Application class for Telecom.
39 */
40public final class TelecomSystem {
41
42    /**
43     * This interface is implemented by system-instantiated components (e.g., Services and
44     * Activity-s) that wish to use the TelecomSystem but would like to be testable. Such a
45     * component should implement the getTelecomSystem() method to return the global singleton,
46     * and use its own method. Tests can subclass the component to return a non-singleton.
47     *
48     * A refactoring goal for Telecom is to limit use of the TelecomSystem singleton to those
49     * system-instantiated components, and have all other parts of the system just take all their
50     * dependencies as explicit arguments to their constructor or other methods.
51     */
52    public interface Component {
53        TelecomSystem getTelecomSystem();
54    }
55
56
57    /**
58     * Tagging interface for the object used for synchronizing multi-threaded operations in
59     * the Telecom system.
60     */
61    public interface SyncRoot {
62    }
63
64    private static final IntentFilter USER_SWITCHED_FILTER =
65            new IntentFilter(Intent.ACTION_USER_SWITCHED);
66
67    private static final IntentFilter USER_STARTING_FILTER =
68            new IntentFilter(Intent.ACTION_USER_STARTING);
69
70    /** Intent filter for dialer secret codes. */
71    private static final IntentFilter DIALER_SECRET_CODE_FILTER;
72
73    /**
74     * Initializes the dialer secret code intent filter.  Setup to handle the various secret codes
75     * which can be dialed (e.g. in format *#*#code#*#*) to trigger various behavior in Telecom.
76     */
77    static {
78        DIALER_SECRET_CODE_FILTER = new IntentFilter(
79                "android.provider.Telephony.SECRET_CODE");
80        DIALER_SECRET_CODE_FILTER.addDataScheme("android_secret_code");
81        DIALER_SECRET_CODE_FILTER
82                .addDataAuthority(DialerCodeReceiver.TELECOM_SECRET_CODE_DEBUG_ON, null);
83        DIALER_SECRET_CODE_FILTER
84                .addDataAuthority(DialerCodeReceiver.TELECOM_SECRET_CODE_DEBUG_OFF, null);
85        DIALER_SECRET_CODE_FILTER
86                .addDataAuthority(DialerCodeReceiver.TELECOM_SECRET_CODE_MARK, null);
87    }
88
89    private static TelecomSystem INSTANCE = null;
90
91    private final SyncRoot mLock = new SyncRoot() { };
92    private final MissedCallNotifier mMissedCallNotifier;
93    private final PhoneAccountRegistrar mPhoneAccountRegistrar;
94    private final CallsManager mCallsManager;
95    private final RespondViaSmsManager mRespondViaSmsManager;
96    private final Context mContext;
97    private final BluetoothPhoneServiceImpl mBluetoothPhoneServiceImpl;
98    private final CallIntentProcessor mCallIntentProcessor;
99    private final TelecomBroadcastIntentProcessor mTelecomBroadcastIntentProcessor;
100    private final TelecomServiceImpl mTelecomServiceImpl;
101    private final ContactsAsyncHelper mContactsAsyncHelper;
102    private final DialerCodeReceiver mDialerCodeReceiver;
103
104    private final BroadcastReceiver mUserSwitchedReceiver = new BroadcastReceiver() {
105        @Override
106        public void onReceive(Context context, Intent intent) {
107            int userHandleId = intent.getIntExtra(Intent.EXTRA_USER_HANDLE, 0);
108            UserHandle currentUserHandle = new UserHandle(userHandleId);
109            mPhoneAccountRegistrar.setCurrentUserHandle(currentUserHandle);
110            mCallsManager.onUserSwitch(currentUserHandle);
111        }
112    };
113
114    private final BroadcastReceiver mUserStartingReceiver = new BroadcastReceiver() {
115        @Override
116        public void onReceive(Context context, Intent intent) {
117            int userHandleId = intent.getIntExtra(Intent.EXTRA_USER_HANDLE, 0);
118            UserHandle addingUserHandle = new UserHandle(userHandleId);
119            mCallsManager.onUserStarting(addingUserHandle);
120        }
121    };
122
123    public static TelecomSystem getInstance() {
124        return INSTANCE;
125    }
126
127    public static void setInstance(TelecomSystem instance) {
128        if (INSTANCE != null) {
129            throw new RuntimeException("Attempt to set TelecomSystem.INSTANCE twice");
130        }
131        Log.i(TelecomSystem.class, "TelecomSystem.INSTANCE being set");
132        INSTANCE = instance;
133    }
134
135    public TelecomSystem(
136            Context context,
137            MissedCallNotifierImplFactory missedCallNotifierImplFactory,
138            CallerInfoAsyncQueryFactory callerInfoAsyncQueryFactory,
139            HeadsetMediaButtonFactory headsetMediaButtonFactory,
140            ProximitySensorManagerFactory proximitySensorManagerFactory,
141            InCallWakeLockControllerFactory inCallWakeLockControllerFactory,
142            AudioServiceFactory audioServiceFactory,
143            BluetoothPhoneServiceImplFactory
144                    bluetoothPhoneServiceImplFactory) {
145        mContext = context.getApplicationContext();
146        Log.setContext(mContext);
147
148        mPhoneAccountRegistrar = new PhoneAccountRegistrar(mContext);
149        mContactsAsyncHelper = new ContactsAsyncHelper(
150                new ContactsAsyncHelper.ContentResolverAdapter() {
151                    @Override
152                    public InputStream openInputStream(Context context, Uri uri)
153                            throws FileNotFoundException {
154                        return context.getContentResolver().openInputStream(uri);
155                    }
156                });
157        BluetoothManager bluetoothManager = new BluetoothManager(mContext);
158        WiredHeadsetManager wiredHeadsetManager = new WiredHeadsetManager(mContext);
159        SystemStateProvider systemStateProvider = new SystemStateProvider(mContext);
160
161        mMissedCallNotifier = missedCallNotifierImplFactory
162                .makeMissedCallNotifierImpl(mContext, mPhoneAccountRegistrar);
163
164        mCallsManager = new CallsManager(
165                mContext,
166                mLock,
167                mContactsAsyncHelper,
168                callerInfoAsyncQueryFactory,
169                mMissedCallNotifier,
170                mPhoneAccountRegistrar,
171                headsetMediaButtonFactory,
172                proximitySensorManagerFactory,
173                inCallWakeLockControllerFactory,
174                audioServiceFactory,
175                bluetoothManager,
176                wiredHeadsetManager,
177                systemStateProvider);
178
179        mRespondViaSmsManager = new RespondViaSmsManager(mCallsManager, mLock);
180        mCallsManager.setRespondViaSmsManager(mRespondViaSmsManager);
181
182        mContext.registerReceiver(mUserSwitchedReceiver, USER_SWITCHED_FILTER);
183        mContext.registerReceiver(mUserStartingReceiver, USER_STARTING_FILTER);
184
185        mBluetoothPhoneServiceImpl = bluetoothPhoneServiceImplFactory.makeBluetoothPhoneServiceImpl(
186                mContext, mLock, mCallsManager, mPhoneAccountRegistrar);
187        mCallIntentProcessor = new CallIntentProcessor(mContext, mCallsManager);
188        mTelecomBroadcastIntentProcessor = new TelecomBroadcastIntentProcessor(
189                mContext, mCallsManager);
190
191        // Register the receiver for the dialer secret codes, used to enable extended logging.
192        mDialerCodeReceiver = new DialerCodeReceiver(mCallsManager);
193        mContext.registerReceiver(mDialerCodeReceiver, DIALER_SECRET_CODE_FILTER,
194                Manifest.permission.CONTROL_INCALL_EXPERIENCE, null);
195
196        mTelecomServiceImpl = new TelecomServiceImpl(
197                mContext, mCallsManager, mPhoneAccountRegistrar,
198                new CallIntentProcessor.AdapterImpl(),
199                new UserCallIntentProcessorFactory() {
200                    @Override
201                    public UserCallIntentProcessor create(Context context, UserHandle userHandle) {
202                        return new UserCallIntentProcessor(context, userHandle);
203                    }
204                },
205                new TelecomServiceImpl.DefaultDialerManagerAdapterImpl(),
206                new TelecomServiceImpl.SubscriptionManagerAdapterImpl(),
207                mLock);
208    }
209
210    @VisibleForTesting
211    public PhoneAccountRegistrar getPhoneAccountRegistrar() {
212        return mPhoneAccountRegistrar;
213    }
214
215    public BluetoothPhoneServiceImpl getBluetoothPhoneServiceImpl() {
216        return mBluetoothPhoneServiceImpl;
217    }
218
219    public CallIntentProcessor getCallIntentProcessor() {
220        return mCallIntentProcessor;
221    }
222
223    public TelecomBroadcastIntentProcessor getTelecomBroadcastIntentProcessor() {
224        return mTelecomBroadcastIntentProcessor;
225    }
226
227    public TelecomServiceImpl getTelecomServiceImpl() {
228        return mTelecomServiceImpl;
229    }
230
231    public Object getLock() {
232        return mLock;
233    }
234}
235