001package org.eclipse.aether.util.concurrency; 002 003/* 004 * Licensed to the Apache Software Foundation (ASF) under one 005 * or more contributor license agreements. See the NOTICE file 006 * distributed with this work for additional information 007 * regarding copyright ownership. The ASF licenses this file 008 * to you under the Apache License, Version 2.0 (the 009 * "License"); you may not use this file except in compliance 010 * with the License. You may obtain a copy of the License at 011 * 012 * http://www.apache.org/licenses/LICENSE-2.0 013 * 014 * Unless required by applicable law or agreed to in writing, 015 * software distributed under the License is distributed on an 016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 017 * KIND, either express or implied. See the License for the 018 * specific language governing permissions and limitations 019 * under the License. 020 */ 021 022import java.util.concurrent.Future; 023import java.util.concurrent.TimeUnit; 024 025/** 026 * Wraps a result value as a Future. 027 * 028 * @param <T> result type 029 */ 030public class FutureResult<T> 031 implements Future<T> 032{ 033 private final T value; 034 035 public FutureResult( T value ) 036 { 037 this.value = value; 038 } 039 040 @Override 041 public boolean cancel( boolean mayInterruptIfRunning ) 042 { 043 return false; 044 } 045 046 @Override 047 public boolean isCancelled() 048 { 049 return false; 050 } 051 052 @Override 053 public boolean isDone() 054 { 055 return true; 056 } 057 058 @Override 059 public T get() 060 { 061 return value; 062 } 063 064 @Override 065 public T get( long timeout, TimeUnit unit ) 066 { 067 return value; 068 } 069}