ContactsApplication.java revision 37a2684d1e47f6d78d757c437a187548f242ee13 
1/*
2 * Copyright (C) 2010 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.contacts;
18
19import com.android.contacts.model.AccountTypeManager;
20import com.android.contacts.test.InjectedServices;
21import com.google.common.annotations.VisibleForTesting;
22
23import android.app.Application;
24import android.app.LoaderManager;
25import android.content.ContentResolver;
26import android.content.Context;
27import android.content.SharedPreferences;
28import android.os.StrictMode;
29import android.preference.PreferenceManager;
30
31public final class ContactsApplication extends Application {
32
33    private static InjectedServices sInjectedServices;
34    private AccountTypeManager mAccountTypeManager;
35    private ContactPhotoManager mContactPhotoManager;
36
37    /**
38     * Overrides the system services with mocks for testing.
39     */
40    @VisibleForTesting
41    public static void injectServices(InjectedServices services) {
42        sInjectedServices = services;
43    }
44
45    public static InjectedServices getInjectedServices() {
46        return sInjectedServices;
47    }
48
49    @Override
50    public ContentResolver getContentResolver() {
51        if (sInjectedServices != null) {
52            ContentResolver resolver = sInjectedServices.getContentResolver();
53            if (resolver != null) {
54                return resolver;
55            }
56        }
57        return super.getContentResolver();
58    }
59
60    @Override
61    public SharedPreferences getSharedPreferences(String name, int mode) {
62        if (sInjectedServices != null) {
63            SharedPreferences prefs = sInjectedServices.getSharedPreferences();
64            if (prefs != null) {
65                return prefs;
66            }
67        }
68
69        return super.getSharedPreferences(name, mode);
70    }
71
72    @Override
73    public Object getSystemService(String name) {
74        if (sInjectedServices != null) {
75            Object service = sInjectedServices.getSystemService(name);
76            if (service != null) {
77                return service;
78            }
79        }
80
81        if (AccountTypeManager.ACCOUNT_TYPE_SERVICE.equals(name)) {
82            if (mAccountTypeManager == null) {
83                mAccountTypeManager = AccountTypeManager.createAccountTypeManager(this);
84            }
85            return mAccountTypeManager;
86        }
87
88        if (ContactPhotoManager.CONTACT_PHOTO_SERVICE.equals(name)) {
89            if (mContactPhotoManager == null) {
90                mContactPhotoManager = ContactPhotoManager.createContactPhotoManager(this);
91                mContactPhotoManager.preloadPhotosInBackground();
92            }
93            return mContactPhotoManager;
94        }
95
96        return super.getSystemService(name);
97    }
98
99    @Override
100    public void onCreate() {
101        super.onCreate();
102
103        // Priming caches to placate the StrictMode police
104        Context context = getApplicationContext();
105        PreferenceManager.getDefaultSharedPreferences(context);
106        AccountTypeManager.getInstance(context);
107        LoaderManager.enableDebugLogging(true);
108
109        StrictMode.setThreadPolicy(
110                new StrictMode.ThreadPolicy.Builder().detectAll().penaltyLog().build());
111    }
112}
113