The javax.servlet Package - Developing Java Servlets - page 451

The ServletException() Method
public ServletException()

B

The ServletException() method is the empty constructor. It has no parameters, returns no
value, and throws no exceptions.

The ServletException(java.lang.String message) Method
public ServletException(java.lang.String message)

This method creates a new ServletException object with the passed in string as the message.

It has one parameter:

• java.lang.String

N OTE

The ServletException() method always returns no value and throws no exceptions.

The ServletException(java.lang.String message,
java.lang.Throwable rootCause) Method
public ServletException(java.lang.String message,
java.lang.Throwable rootCause)

This method creates a ServletException object with a message and a Throwable object repre-
senting the cause of the exception.

It has two parameters:

• java.lang.String
• java.lang.Throwable

The ServletException() Method
public ServletException(java.lang.Throwable rootCause)

This method creates a new ServletException object with a Throwable object representing the
cause of the exception.

It has one parameter:

• java.lang.Throwable

The getRootCause() Method
public java.lang.Throwable getRootCause()