src/actors/scala/actors/threadpool/CancellationException.java


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/*
 * Written by Doug Lea with assistance from members of JCP JSR-166
 * Expert Group and released to the public domain, as explained at
 * http://creativecommons.org/licenses/publicdomain
 */

package scala.actors.threadpool;

/**
 * Exception indicating that the result of a value-producing task,
 * such as a {@link FutureTask}, cannot be retrieved because the task
 * was cancelled.
 *
 * @since 1.5
 * @author Doug Lea
 */
public class CancellationException extends IllegalStateException {
    private static final long serialVersionUID = -9202173006928992231L;

    /**
     * Constructs a <tt>CancellationException</tt> with no detail message.
     */
    public CancellationException() {}

    /**
     * Constructs a <tt>CancellationException</tt> with the specified detail
     * message.
     *
     * @param message the detail message
     */
    public CancellationException(String message) {
        super(message);
    }
}