
org.springframework.jms.JmsException Maven / Gradle / Ivy
/*
* Copyright 2002-2005 the original author or authors.
*
* Licensed 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.springframework.jms;
import javax.jms.JMSException;
import org.springframework.core.NestedRuntimeException;
/**
* Base class for exception thrown by the framework whenever it
* encounters a problem related to JMS.
*
* @author Les Hazlewood
* @author Juergen Hoeller
* @since 1.1
*/
public abstract class JmsException extends NestedRuntimeException {
/**
* Constructor that takes a message.
* @param msg the detail message
*/
public JmsException(String msg) {
super(msg);
}
/**
* Constructor that allows a message and a root cause.
* @param msg the detail message
* @param cause the cause of the exception. This argument is generally
* expected to be a proper subclass of {@link javax.jms.JMSException},
* but can also be a JNDI NamingException or the like.
*/
public JmsException(String msg, Throwable cause) {
super(msg, cause);
}
/**
* Constructor that allows a plain root cause, intended for
* subclasses mirroring respective javax.jms exceptions.
* @param cause the cause of the exception. This argument is generally
* expected to be a proper subclass of {@link javax.jms.JMSException}.
*/
protected JmsException(Throwable cause) {
super(cause.getMessage(), cause);
}
/**
* Convenience method to get the vendor specific error code if
* the root cause was an instance of JMSException.
* @return a string specifying the vendor-specific error code if
* the root cause is an instance of JMSException. Otherwise return
* text indicating the root cause was not an instance of JMSException.
*/
public String getErrorCode() {
if (getCause() instanceof JMSException) {
return ((JMSException) getCause()).getErrorCode();
}
else {
return "Root cause not a JMSException";
}
}
/**
* Return the detail message, including the message from the linked exception
* if there is one.
* @see javax.jms.JMSException#getLinkedException
*/
public String getMessage() {
// Even if you cannot set the cause of this exception other than through
// the constructor, we check for the cause being "this" here, as the cause
// could still be set to "this" via reflection: for example, by a remoting
// deserializer like Hessian's.
if (getCause() == null || getCause() == this) {
return super.getMessage();
}
else {
if (getCause().getClass().isAssignableFrom(JMSException.class) &&
((JMSException)getCause()).getLinkedException() != null) {
Exception le = ((JMSException) getCause()).getLinkedException();
return super.getMessage() + "; nested exception is " + le.getClass().getName() +
": " + le.getMessage();
}
else {
return super.getMessage() + "; nested exception is " + getCause().getClass().getName() +
": " + getCause().getMessage();
}
}
}
}
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