1 // ======================================================================== 2 // Copyright (c) 2009-2009 Mort Bay Consulting Pty. Ltd. 3 // ------------------------------------------------------------------------ 4 // All rights reserved. This program and the accompanying materials 5 // are made available under the terms of the Eclipse Public License v1.0 6 // and Apache License v2.0 which accompanies this distribution. 7 // The Eclipse Public License is available at 8 // http://www.eclipse.org/legal/epl-v10.html 9 // The Apache License v2.0 is available at 10 // http://www.opensource.org/licenses/apache2.0.php 11 // You may elect to redistribute this code under either of these licenses. 12 // ======================================================================== 13 14 15 package org.eclipse.jetty.continuation; 16 17 18 /* ------------------------------------------------------------ */ 19 /** ContinuationThrowable 20 * <p> 21 * A ContinuationThrowable is throw by {@link Continuation#undispatch()} 22 * in order to exit the dispatch to a Filter or Servlet. Use of 23 * ContinuationThrowable is discouraged and it is preferable to 24 * allow return to be used. ContinuationThrowables should only be 25 * used when there is a Filter/Servlet which cannot be modified 26 * to avoid committing a response when {@link Continuation#isSuspended()} 27 * is true. 28 * </p> 29 * <p> 30 * ContinuationThrowable instances are often reused so that the 31 * stack trace may be entirely unrelated to the calling stack. 32 * A real stack trace may be obtained by enabling debug. 33 * </p> 34 * <p> 35 * ContinuationThrowable extends Error as this is more likely 36 * to be uncaught (or rethrown) by a Filter/Servlet. A ContinuationThrowable 37 * does not represent and error condition. 38 * </p> 39 */ 40 public class ContinuationThrowable extends Error 41 {}