org.archive.wayback.exception
Class BaseExceptionRenderer

java.lang.Object
  org.archive.wayback.exception.BaseExceptionRenderer

All Implemented Interfaces:

ExceptionRenderer

Direct Known Subclasses:

AnnotationExceptionRenderer, CustomNotInArchiveExceptionRenderer

public class BaseExceptionRenderer
extends Object
implements ExceptionRenderer

Default implementation responsible for outputting error responses to users for expected failure situations, for both Replay and Query requests. Has logic to return errors as XML, if in query mode, and if user requested XML. Has logic to render errors as CSS, Javascript, and blank images, if the request is Replay mode, embedded, and of an obvious type from the request URL

Version:

$Date: 2010-09-29 05:28:38 +0700 (Wed, 29 Sep 2010) $, $Revision: 3262 $

Author:

brad

Field Summary

protected Pattern

IMAGE_REGEX

Constructor Summary

BaseExceptionRenderer()

Method Summary

String	getCssErrorJsp()
String	getErrorJsp()
String	getImageErrorJsp()
String	getJavascriptErrorJsp()
String	getXmlErrorJsp()
void	renderException(javax.servlet.http.HttpServletRequest httpRequest, javax.servlet.http.HttpServletResponse httpResponse, WaybackRequest wbRequest, WaybackException exception, ResultURIConverter uriConverter) Render the contents of a WaybackException in either html, javascript, or css format, depending on the guessed context, so errors in embedded documents do not cause unneeded errors in the embedding document.
protected boolean	requestIsCSS(javax.servlet.http.HttpServletRequest httpRequest, WaybackRequest wbRequest)
protected boolean	requestIsEmbedded(javax.servlet.http.HttpServletRequest httpRequest, WaybackRequest wbRequest)
protected boolean	requestIsImage(javax.servlet.http.HttpServletRequest httpRequest, WaybackRequest wbRequest)
protected boolean	requestIsJavascript(javax.servlet.http.HttpServletRequest httpRequest, WaybackRequest wbRequest)
void	setCssErrorJsp(String cssErrorJsp)
void	setErrorJsp(String errorJsp)
void	setImageErrorJsp(String imageErrorJsp)
void	setJavascriptErrorJsp(String javascriptErrorJsp)
void	setXmlErrorJsp(String xmlErrorJsp)

Methods inherited from class java.lang.Object

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

Field Detail

IMAGE_REGEX

protected final Pattern IMAGE_REGEX

Constructor Detail

BaseExceptionRenderer

public BaseExceptionRenderer()

Method Detail

requestIsEmbedded

protected boolean requestIsEmbedded(javax.servlet.http.HttpServletRequest httpRequest,
                                    WaybackRequest wbRequest)

requestIsImage

protected boolean requestIsImage(javax.servlet.http.HttpServletRequest httpRequest,
                                 WaybackRequest wbRequest)

requestIsJavascript

protected boolean requestIsJavascript(javax.servlet.http.HttpServletRequest httpRequest,
                                      WaybackRequest wbRequest)

requestIsCSS

protected boolean requestIsCSS(javax.servlet.http.HttpServletRequest httpRequest,
                               WaybackRequest wbRequest)

renderException

public void renderException(javax.servlet.http.HttpServletRequest httpRequest,
                            javax.servlet.http.HttpServletResponse httpResponse,
                            WaybackRequest wbRequest,
                            WaybackException exception,
                            ResultURIConverter uriConverter)
                     throws javax.servlet.ServletException,
                            IOException

Description copied from interface: ExceptionRenderer

Render the contents of a WaybackException in either html, javascript, or css format, depending on the guessed context, so errors in embedded documents do not cause unneeded errors in the embedding document.

Specified by:

renderException in interface ExceptionRenderer

Parameters:

httpRequest - from Servlet handling

httpResponse - from Servlet handling

wbRequest - as parsed by RequestParser

exception - specific WaybackException subclass thrown

uriConverter - for the AccessPoint handling the request

Throws:

javax.servlet.ServletException - per usual

IOException - per usual

getErrorJsp

public String getErrorJsp()

setErrorJsp

public void setErrorJsp(String errorJsp)

getXmlErrorJsp

public String getXmlErrorJsp()

Returns:

the xmlErrorJsp

setXmlErrorJsp

public void setXmlErrorJsp(String xmlErrorJsp)

Parameters:

xmlErrorJsp - the xmlErrorJsp to set

getImageErrorJsp

public String getImageErrorJsp()

setImageErrorJsp

public void setImageErrorJsp(String imageErrorJsp)

getJavascriptErrorJsp

public String getJavascriptErrorJsp()

setJavascriptErrorJsp

public void setJavascriptErrorJsp(String javascriptErrorJsp)

getCssErrorJsp

public String getCssErrorJsp()

setCssErrorJsp

public void setCssErrorJsp(String cssErrorJsp)