- /*
- * @(#)ActivationException.java 1.24 03/12/19
- *
- * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
- * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
- */
-
- package java.rmi.activation;
-
- /**
- * General exception used by the activation interfaces.
- *
- * <p>As of release 1.4, this exception has been retrofitted to conform to
- * the general purpose exception-chaining mechanism. The "detail exception"
- * that may be provided at construction time and accessed via the public
- * {@link #detail} field is now known as the <i>cause</i>, and may be
- * accessed via the {@link Throwable#getCause()} method, as well as
- * the aforementioned "legacy field."
- *
- * <p>Invoking the method {@link Throwable#initCause(Throwable)} on an
- * instance of <code>ActivationException</code> always throws {@link
- * IllegalStateException}.
- *
- * @author Ann Wollrath
- * @version 1.24, 12/19/03
- * @since 1.2
- */
- public class ActivationException extends Exception {
-
- /**
- * The cause of the activation exception.
- *
- * <p>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 Throwable detail;
-
- /** indicate compatibility with the Java 2 SDK v1.2 version of class */
- private static final long serialVersionUID = -4320118837291406071L;
-
- /**
- * Constructs an <code>ActivationException</code>.
- */
- public ActivationException() {
- initCause(null); // Disallow subsequent initCause
- }
-
- /**
- * Constructs an <code>ActivationException</code> with the specified
- * detail message.
- *
- * @param s the detail message
- */
- public ActivationException(String s) {
- super(s);
- initCause(null); // Disallow subsequent initCause
- }
-
- /**
- * Constructs an <code>ActivationException</code> with the specified
- * detail message and cause. This constructor sets the {@link #detail}
- * field to the specified <code>Throwable</code>.
- *
- * @param s the detail message
- * @param cause the cause
- */
- public ActivationException(String s, Throwable 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 <tt>null</tt>.
- * @since 1.4
- */
- public Throwable getCause() {
- return detail;
- }
- }