/*
* Copyright (c) 1996, 2003, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*
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*/
package java.rmi.server;
/**
* A ServerCloneException
is thrown if a remote exception occurs
* during the cloning of a UnicastRemoteObject
.
*
*
As of release 1.4, this exception has been retrofitted to conform to * the general purpose exception-chaining mechanism. The "nested exception" * that may be provided at construction time and accessed via the public * {@link #detail} field is now known as the cause, and may be * accessed via the {@link Throwable#getCause()} method, as well as * the aforementioned "legacy field." * *
Invoking the method {@link Throwable#initCause(Throwable)} on an
* instance of ServerCloneException
always throws {@link
* IllegalStateException}.
*
* @author Ann Wollrath
* @since JDK1.1
* @see java.rmi.server.UnicastRemoteObject#clone()
*/
public class ServerCloneException extends CloneNotSupportedException {
/**
* The cause of the exception.
*
*
This field predates the general-purpose exception chaining facility.
* The {@link Throwable#getCause()} method is now the preferred means of
* obtaining this information.
*
* @serial
*/
public Exception detail;
/* indicate compatibility with JDK 1.1.x version of class */
private static final long serialVersionUID = 6617456357664815945L;
/**
* Constructs a ServerCloneException
with the specified
* detail message.
*
* @param s the detail message.
*/
public ServerCloneException(String s) {
super(s);
initCause(null); // Disallow subsequent initCause
}
/**
* Constructs a ServerCloneException
with the specified
* detail message and cause.
*
* @param s the detail message.
* @param cause the cause
*/
public ServerCloneException(String s, Exception cause) {
super(s);
initCause(null); // Disallow subsequent initCause
detail = cause;
}
/**
* Returns the detail message, including the message from the cause, if
* any, of this exception.
*
* @return the detail message
*/
public String getMessage() {
if (detail == null)
return super.getMessage();
else
return super.getMessage() +
"; nested exception is: \n\t" +
detail.toString();
}
/**
* Returns the cause of this exception. This method returns the value
* of the {@link #detail} field.
*
* @return the cause, which may be null.
* @since 1.4
*/
public Throwable getCause() {
return detail;
}
}