Class JspException

  • All Implemented Interfaces:
    java.io.Serializable
    Direct Known Subclasses:
    JspTagException

    public class JspException
    extends java.lang.Exception
    A generic exception known to the JSP engine; uncaught JspExceptions will result in an invocation of the errorpage machinery.
    See Also:
    Serialized Form
    • Constructor Summary

      Constructors 
      Constructor Description
      JspException()
      Construct a JspException
      JspException​(java.lang.String msg)
      Constructs a new JSP exception with the specified message.
      JspException​(java.lang.String message, java.lang.Throwable rootCause)
      Constructs a new JSP exception when the JSP needs to throw an exception and include a message about the "root cause" exception that interfered with its normal operation, including a description message.
      JspException​(java.lang.Throwable rootCause)
      Constructs a new JSP exception when the JSP needs to throw an exception and include a message about the "root cause" exception that interfered with its normal operation.
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      java.lang.Throwable getRootCause()
      Returns the exception that caused this JSP exception.
      • Methods inherited from class java.lang.Throwable

        addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
    • Constructor Detail

      • JspException

        public JspException()
        Construct a JspException
      • JspException

        public JspException​(java.lang.String msg)
        Constructs a new JSP exception with the specified message. The message can be written to the server log and/or displayed for the user.
        Parameters:
        msg - a String specifying the text of the exception message
      • JspException

        public JspException​(java.lang.String message,
                            java.lang.Throwable rootCause)
        Constructs a new JSP exception when the JSP needs to throw an exception and include a message about the "root cause" exception that interfered with its normal operation, including a description message.
        Parameters:
        message - a String containing the text of the exception message
        rootCause - the Throwable exception that interfered with the servlet's normal operation, making this servlet exception necessary
      • JspException

        public JspException​(java.lang.Throwable rootCause)
        Constructs a new JSP exception when the JSP needs to throw an exception and include a message about the "root cause" exception that interfered with its normal operation. The exception's message is based on the localized message of the underlying exception.

        This method calls the getLocalizedMessage method on the Throwable exception to get a localized exception message. When subclassing JspException, this method can be overridden to create an exception message designed for a specific locale.

        Parameters:
        rootCause - the Throwable exception that interfered with the JSP's normal operation, making the JSP exception necessary
    • Method Detail

      • getRootCause

        public java.lang.Throwable getRootCause()
        Returns the exception that caused this JSP exception.
        Returns:
        the Throwable that caused this JSP exception