1/* 2 * Copyright (C) 2023 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 17import {Operation} from 'trace/tree_node/operations/operation'; 18import {TreeNode} from 'trace/tree_node/tree_node'; 19 20export abstract class AddOperation<T extends TreeNode> implements Operation<T> { 21 apply(value: T): void { 22 const newProperties = this.makeProperties(value); 23 24 newProperties.forEach((property) => { 25 value.addOrReplaceChild(property); 26 }); 27 } 28 29 protected abstract makeProperties(value: T): T[]; 30} 31