1 /*
2  * Copyright (C) 2021 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 package com.android.car.rotary;
17 
18 import static org.mockito.internal.util.MockUtil.isMock;
19 
20 import android.view.accessibility.AccessibilityNodeInfo;
21 
22 import androidx.annotation.Nullable;
23 
24 /** A class that can provide a mock {@link NodeCopier}. */
25 class MockNodeCopierProvider {
26     private static final NodeCopier sNodeCopier = new NodeCopier() {
27         // NodeCopier#copyNode() doesn't work when passed a mock node, so we create the mock method
28         // which returns the passed node itself rather than a copy when the parameter is a mocked
29         // node. As a result, mocked nodes created by the mock method shouldn't be recycled.
30         @Override
31         AccessibilityNodeInfo copy(@Nullable AccessibilityNodeInfo node) {
32             if (isMock(node)) {
33                 return node;
34             }
35             return node == null ? null : AccessibilityNodeInfo.obtain(node);
36         }
37     };
38 
get()39     static NodeCopier get() {
40         return sNodeCopier;
41     }
42 }
43