1 /* 2 * Copyright (C) 2024 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 android.util; 18 19 import java.util.ArrayList; 20 21 /** Stub for testing, we extend ArrayList to get indexOf() for free. */ 22 public final class ArraySet<K> extends ArrayList<K> { ArraySet(int capacity)23 public ArraySet(int capacity) { 24 super(capacity); 25 } 26 27 @Override add(K k)28 public boolean add(K k) { 29 if (!contains(k)) { 30 return super.add(k); 31 } 32 return false; 33 } 34 } 35