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Diffstat (limited to 'java/com/android/contacts/common/Bindings.java')
-rw-r--r-- | java/com/android/contacts/common/Bindings.java | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/java/com/android/contacts/common/Bindings.java b/java/com/android/contacts/common/Bindings.java new file mode 100644 index 000000000..29cf7950a --- /dev/null +++ b/java/com/android/contacts/common/Bindings.java @@ -0,0 +1,52 @@ +/* + * Copyright (C) 2016 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.contacts.common; + +import android.content.Context; +import com.android.contacts.common.bindings.ContactsCommonBindings; +import com.android.contacts.common.bindings.ContactsCommonBindingsFactory; +import com.android.contacts.common.bindings.ContactsCommonBindingsStub; +import java.util.Objects; + +/** Accessor for the contacts common bindings. */ +public class Bindings { + + private static ContactsCommonBindings instance; + + private Bindings() {} + + public static ContactsCommonBindings get(Context context) { + Objects.requireNonNull(context); + if (instance != null) { + return instance; + } + + Context application = context.getApplicationContext(); + if (application instanceof ContactsCommonBindingsFactory) { + instance = ((ContactsCommonBindingsFactory) application).newContactsCommonBindings(); + } + + if (instance == null) { + instance = new ContactsCommonBindingsStub(); + } + return instance; + } + + public static void setForTesting(ContactsCommonBindings testInstance) { + instance = testInstance; + } +} |