1 /* 2 * Copyright 2020 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 17 package com.android.car.rotary; 18 19 import android.view.accessibility.AccessibilityNodeInfo; 20 21 import androidx.annotation.Nullable; 22 23 /** 24 * A class to copy {@link AccessibilityNodeInfo}. 25 * <p> 26 * {@link AccessibilityNodeInfo#obtain(AccessibilityNodeInfo)} } doesn't work when passed a mock 27 * node. To mock it in unit tests, we create a non-static method {@link 28 * #copy(AccessibilityNodeInfo)} to wrap it. 29 */ 30 class NodeCopier { 31 32 /** Copies a node. The caller is responsible for recycling result. */ copy(@ullable AccessibilityNodeInfo node)33 AccessibilityNodeInfo copy(@Nullable AccessibilityNodeInfo node) { 34 return node == null ? null : AccessibilityNodeInfo.obtain(node); 35 } 36 } 37