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/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
package org.apache.qpid;
import org.apache.qpid.protocol.AMQConstant;
/**
* AMQException forms the root exception of all exceptions relating to the AMQ protocol. It provides space to associate
* a required AMQ error code with the exception, which is a numeric value, with a meaning defined by the protocol.
*
* <p/><table id="crc"><caption>CRC Card</caption>
* <tr><th> Responsibilities <th> Collaborations
* <tr><td> Represents an exception condition associated with an AMQ protocol status code.
* </table>
*
* @todo This exception class is also used as a generic exception throughout Qpid code. This usage may not be strictly
* correct if this is to signify a protocol exception. Should review.
*/
public class AMQException extends Exception
{
/** Holds the AMQ error code constant associated with this exception. */
private AMQConstant _errorCode;
/**
* Creates an exception with an optional error code, optional message and optional underlying cause.
*
* @param errorCode The error code. May be null if not to be set.
* @param msg The exception message. May be null if not to be set.
* @param cause The underlying cause of the exception. May be null if not to be set.
*/
public AMQException(AMQConstant errorCode, String msg, Throwable cause)
{
super(((msg == null) ? "" : msg) + ((errorCode == null) ? "" : (" [error code " + errorCode + "]")), cause);
_errorCode = errorCode;
}
/**
* Gets the AMQ protocol exception code associated with this exception.
*
* @return The AMQ protocol exception code associated with this exception.
*/
public AMQConstant getErrorCode()
{
return _errorCode;
}
}
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