1/*
2 * Copyright (C) 2016 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.common;
18
19import android.content.Context;
20import com.android.contacts.common.bindings.ContactsCommonBindings;
21import com.android.contacts.common.bindings.ContactsCommonBindingsFactory;
22import com.android.contacts.common.bindings.ContactsCommonBindingsStub;
23import java.util.Objects;
24
25/** Accessor for the contacts common bindings. */
26public class Bindings {
27
28  private static ContactsCommonBindings instance;
29
30  private Bindings() {}
31
32  public static ContactsCommonBindings get(Context context) {
33    Objects.requireNonNull(context);
34    if (instance != null) {
35      return instance;
36    }
37
38    Context application = context.getApplicationContext();
39    if (application instanceof ContactsCommonBindingsFactory) {
40      instance = ((ContactsCommonBindingsFactory) application).newContactsCommonBindings();
41    }
42
43    if (instance == null) {
44      instance = new ContactsCommonBindingsStub();
45    }
46    return instance;
47  }
48
49  public static void setForTesting(ContactsCommonBindings testInstance) {
50    instance = testInstance;
51  }
52}
53