AlreadyClosedException.java

// Copyright (c) 2007-Present Pivotal Software, Inc.  All rights reserved.
//
// This software, the RabbitMQ Java client library, is triple-licensed under the
// Mozilla Public License 1.1 ("MPL"), the GNU General Public License version 2
// ("GPL") and the Apache License version 2 ("ASL"). For the MPL, please see
// LICENSE-MPL-RabbitMQ. For the GPL, please see LICENSE-GPL2.  For the ASL,
// please see LICENSE-APACHE2.
//
// This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND,
// either express or implied. See the LICENSE file for specific language governing
// rights and limitations of this software.
//
// If you have any questions regarding licensing, please contact us at
// info@rabbitmq.com.


package com.rabbitmq.client;

/**
 * Thrown when application tries to perform an action on connection/channel
 * which was already closed
 */
public class AlreadyClosedException extends ShutdownSignalException {
    /** Default for suppressing warnings without version check. */
    private static final long serialVersionUID = 1L;

    public AlreadyClosedException(ShutdownSignalException sse) {
        this(sse, null);
    }

    public AlreadyClosedException(ShutdownSignalException sse, Throwable cause) {
        super(sse.isHardError(),
              sse.isInitiatedByApplication(),
              sse.getReason(),
              sse.getReference(),
              composeMessagePrefix(sse),
              ((cause == null) ? sse.getCause() : cause));
    }

    private static String composeMessagePrefix(ShutdownSignalException sse) {
        String connectionOrChannel = sse.isHardError() ? "connection " : "channel ";
        return connectionOrChannel + "is already closed due to ";
    }
}