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The source code/* * Copyright (c) 2003, Rafael Steil * All rights reserved. * Redistribution and use in source and binary forms, * with or without modification, are permitted provided * that the following conditions are met: * 1) Redistributions of source code must retain the above * copyright notice, this list of conditions and the * following disclaimer. * 2) Redistributions in binary form must reproduce the * above copyright notice, this list of conditions and * the following disclaimer in the documentation and/or * other materials provided with the distribution. * 3) Neither the name of "Rafael Steil" nor * the names of its contributors may be used to endorse * or promote products derived from this software without * specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT * HOLDERS AND CONTRIBUTORS "AS IS" AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL * THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER * IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE * * This file creation date: Jan 27, 2004 * net.jforum.util.concurrent.Result.java * The JForum Project * http://www.jforum.net * * $Id: Result.java,v 1.2 2004/04/21 23:57:27 rafaelsteil Exp $ */ package net.jforum.util.concurrent; /** * @author Rodrigo Kumpera */ public interface Result { /** * Returns if the task has thrown an exception or not * */ boolean hasThrown() throws IllegalStateException; /** * Returns the result of the task * */ Object getResult() throws IllegalStateException; /** * Returns the exception thrown by the task * */ Exception getException() throws IllegalStateException; /** * Waits the completion of the task * */ void waitResult() throws IllegalStateException, InterruptedException; /** * Waits the completion of the task * */ boolean poolResult(long timeout) throws IllegalStateException, InterruptedException; } |
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