/*
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*
* Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
*
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* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can obtain
* a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
* or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
* Sun designates this particular file as subject to the "Classpath" exception
* as provided by Sun in the GPL Version 2 section of the License file that
* accompanied this code. If applicable, add the following below the License
* Header, with the fields enclosed by brackets [] replaced by your own
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* [name of copyright owner]"
*
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*
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
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*/
package javax.ejb;
/**
* The EJBException exception is thrown by an enterprise Bean instance to
* its container to report that the invoked business method or callback method
* could not be completed because of an unexpected error (e.g. the instance
* failed to open a database connection).
*/
public class EJBException extends java.lang.RuntimeException {
/**
* @serial
*/
private Exception causeException = null;
/**
* Constructs an EJBException with no detail message.
*/
public EJBException() {
}
/**
* Constructs an EJBException with the specified
* detailed message.
*/
public EJBException(String message) {
super(message);
}
/**
* Constructs an EJBException that embeds the originally thrown exception.
*/
public EJBException(Exception ex) {
super();
causeException = ex;
}
/**
* Constructs an EJBException that embeds the originally thrown exception
* with the specified detail message.
*/
public EJBException(String message, Exception ex) {
super(message);
causeException = ex;
}
/**
* Obtain the exception that caused the EJBException being thrown.
*/
public Exception getCausedByException() {
return causeException;
}
/**
* Returns the detail message, including the message from the nested
* exception if there is one.
*/
public String getMessage() {
String msg = super.getMessage();
if (causeException == null)
return msg;
else if ( msg == null ) {
return "nested exception is: " + causeException.toString();
}
else {
return msg + "; nested exception is: " + causeException.toString();
}
}
/**
* Prints the composite message and the embedded stack trace to
* the specified stream <code>ps</code>.
* @param ps the print stream
*/
public void printStackTrace(java.io.PrintStream ps)
{
if (causeException == null) {
super.printStackTrace(ps);
} else {
synchronized(ps) {
ps.println(this);
// Print the cause exception first, so that the output
// appears in stack order (i.e. innermost exception first)
causeException.printStackTrace(ps);
super.printStackTrace(ps);
}
}
}
/**
* Prints the composite message to <code>System.err</code>.
*/
public void printStackTrace()
{
printStackTrace(System.err);
}
/**
* Prints the composite message and the embedded stack trace to
* the specified print writer <code>pw</code>.
* @param pw the print writer
*/
public void printStackTrace(java.io.PrintWriter pw)
{
if (causeException == null) {
super.printStackTrace(pw);
} else {
synchronized(pw) {
pw.println(this);
// Print the cause exception first, so that the output
// appears in stack order (i.e. innermost exception first)
causeException.printStackTrace(pw);
super.printStackTrace(pw);
}
}
}
}
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