src/share/jaxws_classes/com/sun/xml/internal/ws/util/CompletedFuture.java

Thu, 31 Aug 2017 15:18:52 +0800

author
aoqi
date
Thu, 31 Aug 2017 15:18:52 +0800
changeset 637
9c07ef4934dd
parent 368
0989ad8c0860
parent 0
373ffda63c9a
permissions
-rw-r--r--

merge

aoqi@0 1 /*
aoqi@0 2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
aoqi@0 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0 4 *
aoqi@0 5 * This code is free software; you can redistribute it and/or modify it
aoqi@0 6 * under the terms of the GNU General Public License version 2 only, as
aoqi@0 7 * published by the Free Software Foundation. Oracle designates this
aoqi@0 8 * particular file as subject to the "Classpath" exception as provided
aoqi@0 9 * by Oracle in the LICENSE file that accompanied this code.
aoqi@0 10 *
aoqi@0 11 * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0 14 * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0 15 * accompanied this code).
aoqi@0 16 *
aoqi@0 17 * You should have received a copy of the GNU General Public License version
aoqi@0 18 * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0 20 *
aoqi@0 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0 22 * or visit www.oracle.com if you need additional information or have any
aoqi@0 23 * questions.
aoqi@0 24 */
aoqi@0 25
aoqi@0 26 package com.sun.xml.internal.ws.util;
aoqi@0 27
aoqi@0 28 import java.util.concurrent.ExecutionException;
aoqi@0 29 import java.util.concurrent.Future;
aoqi@0 30 import java.util.concurrent.TimeUnit;
aoqi@0 31
aoqi@0 32 /**
aoqi@0 33 * {@link Future} implementation that obtains an already available value.
aoqi@0 34 *
aoqi@0 35 * @author Kohsuke Kawaguchi
aoqi@0 36 * @author Jitendra Kotamraju
aoqi@0 37 */
aoqi@0 38 public class CompletedFuture<T> implements Future<T> {
aoqi@0 39 private final T v;
aoqi@0 40 private final Throwable re;
aoqi@0 41
aoqi@0 42 public CompletedFuture(T v, Throwable re) {
aoqi@0 43 this.v = v;
aoqi@0 44 this.re = re;
aoqi@0 45 }
aoqi@0 46
aoqi@0 47 public boolean cancel(boolean mayInterruptIfRunning) {
aoqi@0 48 return false;
aoqi@0 49 }
aoqi@0 50
aoqi@0 51 public boolean isCancelled() {
aoqi@0 52 return false;
aoqi@0 53 }
aoqi@0 54
aoqi@0 55 public boolean isDone() {
aoqi@0 56 return true;
aoqi@0 57 }
aoqi@0 58
aoqi@0 59 public T get() throws ExecutionException {
aoqi@0 60 if (re != null) {
aoqi@0 61 throw new ExecutionException(re);
aoqi@0 62 }
aoqi@0 63 return v;
aoqi@0 64 }
aoqi@0 65
aoqi@0 66 public T get(long timeout, TimeUnit unit) throws ExecutionException {
aoqi@0 67 return get();
aoqi@0 68 }
aoqi@0 69 }

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