javax.servlet
Class ServletException

java.lang.Object
  |
  +--java.lang.Throwable
        |
        +--java.lang.Exception
              |
              +--javax.servlet.ServletException

Direct Known Subclasses:

UnavailableException

public class ServletException

extends java.lang.Exception

This exception is thrown by a servlet when a servlet related problem occurs.

Since:

Servlet API 1.0

Version:

Servlet API 2.1

See Also:

Serialized Form

Constructor Summary

ServletException()
Creates a new ServletException.

ServletException(java.lang.String message)
Creates a new ServletException with a message.

ServletException(java.lang.String message, java.lang.Throwable cause)
Creates a new ServletException with a message and what caused the exception.

Method Summary

java.lang.Throwable

getRootCause() Gives the Throwable that caused this exception if known, otherwise null.

Methods inherited from class java.lang.Throwable

fillInStackTrace, getLocalizedMessage, getMessage, printStackTrace, printStackTrace, printStackTrace, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

ServletException

public ServletException()

Creates a new ServletException.

Since:

Servlet API 2.0

ServletException

public ServletException(java.lang.String message)

Creates a new ServletException with a message.

Parameters:

message - why this exception occured

Since:

Servlet API 1.0

ServletException

public ServletException(java.lang.String message,
                        java.lang.Throwable cause)

Creates a new ServletException with a message and what caused the exception.

Parameters:

message - why this exception occured

cause - what made this exception occur

Since:

Servlet API 2.1

Method Detail

getRootCause

public java.lang.Throwable getRootCause()

Gives the Throwable that caused this exception if known, otherwise null.

Returns:

Throwable that caused this exception

Since:

Servlet API 2.1