| // CHECKSTYLE_OFF: Copyrighted to Guava Authors. |
| /* |
| * Copyright (C) 2017 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.lang; |
| |
| import java.util.function.Supplier; |
| |
| /** |
| * Provides an implementation of {@link java.lang.ThreadLocal} for GWT. |
| * |
| * @param <T> value type. |
| */ |
| public class ThreadLocal<T> { |
| |
| private T value; |
| |
| public T get() { |
| return value; |
| } |
| |
| public void set(T value) { |
| this.value = value; |
| } |
| |
| public void remove() { |
| value = null; |
| } |
| |
| public static <S> ThreadLocal<S> withInitial(Supplier<? extends S> supplier) { |
| ThreadLocal<S> threadLocal = new ThreadLocal<>(); |
| threadLocal.set(supplier.get()); |
| return threadLocal; |
| } |
| } |