| // CHECKSTYLE_OFF: Copyrighted to Guava Authors. |
| /* |
| * Copyright (C) 2009 The Guava Authors |
| * |
| * 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. |
| */ |
| // CHECKSTYLE_ON |
| |
| package java.util.concurrent; |
| |
| import java.util.Map; |
| |
| /** |
| * Minimal GWT emulation of a map providing atomic operations. |
| * |
| * @param <K> key type |
| * @param <V> value type |
| */ |
| public interface ConcurrentMap<K, V> extends Map<K, V> { |
| |
| V putIfAbsent(K key, V value); |
| |
| boolean remove(Object key, Object value); |
| |
| V replace(K key, V value); |
| |
| boolean replace(K key, V oldValue, V newValue); |
| } |