org.apache.wicket.markup.html.pages
Class ExceptionErrorPage

java.lang.Object
  org.apache.wicket.Component
      org.apache.wicket.MarkupContainer
          org.apache.wicket.Page
              org.apache.wicket.markup.html.WebPage
                  org.apache.wicket.markup.html.pages.AbstractErrorPage
                      org.apache.wicket.markup.html.pages.ExceptionErrorPage

All Implemented Interfaces:

java.io.Serializable, java.lang.Iterable<Component>, IEventSink, IEventSource, IClusterable, IConverterLocator, IRedirectListener, IRequestListener, IHeaderContributor, IManageablePage, IRequestableComponent, IRequestablePage, IHierarchical<Component>

public class ExceptionErrorPage
extends AbstractErrorPage

Shows a runtime exception on a nice HTML page.

Author:

Jonathan Locke

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.wicket.Component

ENABLE, FLAG_INITIALIZED, FLAG_REMOVING_FROM_HIERARCHY, FLAG_RESERVED1, FLAG_RESERVED2, FLAG_RESERVED3, FLAG_RESERVED4, FLAG_RESERVED5, FLAG_RESERVED8, PARENT_PATH, PATH_SEPARATOR, RENDER

Fields inherited from interface org.apache.wicket.IRedirectListener

INTERFACE

Constructor Summary

ExceptionErrorPage(java.lang.Throwable throwable, Page page)
Constructor.

Method Summary

java.lang.String	getErrorMessage(java.lang.Throwable throwable) Converts a Throwable to a string.
java.lang.String	getStackTrace(java.lang.Throwable throwable) Converts a Throwable to a string.
java.lang.Throwable	getThrowable() Get access to the exception
protected void	setHeaders(WebResponse response) Subclasses can override this to set there headers when the Page is being served.

Methods inherited from class org.apache.wicket.markup.html.pages.AbstractErrorPage

isErrorPage, isVersioned

Methods inherited from class org.apache.wicket.markup.html.WebPage

configureResponse, dirty, getMarkupType, homePageLink, onAfterRender, onRender, renderXmlDecl

Methods inherited from class org.apache.wicket.Page

componentChanged, componentRendered, detachModels, dirty, endComponentRender, getAutoIndex, getId, getPageClass, getPageId, getPageParameters, getPageReference, getRenderCount, getSizeInBytes, getStatelessHint, hierarchyAsString, internalOnModelChanged, internalPrepareForRender, isBookmarkable, isPageStateless, onBeforeRender, onDetach, onRedirect, renderPage, setFreezePageId, setNumericId, setStatelessHint, setWasCreatedBookmarkable, startComponentRender, toString, wasCreatedBookmarkable, wasRendered

Methods inherited from class org.apache.wicket.MarkupContainer

add, addOrReplace, autoAdd, contains, get, get, getAssociatedMarkup, getAssociatedMarkupStream, getMarkup, hasAssociatedMarkup, internalAdd, internalInitialize, iterator, iterator, onAfterRenderChildren, onComponentTagBody, onMarkupAttached, remove, remove, removeAll, renderAll, renderAssociatedMarkup, renderNext, replace, setDefaultModel, size, swap, toString, visitChildren, visitChildren, visitChildren, visitChildren

Methods inherited from class org.apache.wicket.Component

add, addStateChange, afterRender, beforeRender, canCallListenerInterface, checkComponentTag, checkComponentTagAttribute, checkHierarchyChange, configure, continueToOriginalDestination, debug, detach, detachModel, determineVisibility, error, exceptionMessage, fatal, findMarkupStream, findPage, findParent, findParentWithAssociatedMarkup, getAjaxRegionMarkupId, getApplication, getBehaviorById, getBehaviorId, getBehaviors, getBehaviors, getClassRelativePath, getConverter, getDefaultModel, getDefaultModelObject, getDefaultModelObjectAsString, getDefaultModelObjectAsString, getEscapeModelStrings, getFeedbackMessage, getFeedbackMessages, getFlag, getInnermostModel, getInnermostModel, getLocale, getLocalizer, getMarkup, getMarkupAttributes, getMarkupId, getMarkupId, getMarkupIdFromMarkup, getMarkupIdImpl, getMarkupSourcingStrategy, getMetaData, getModelComparator, getOutputMarkupId, getOutputMarkupPlaceholderTag, getPage, getPageRelativePath, getParent, getPath, getRenderBodyOnly, getRequest, getRequestCycle, getRequestFlag, getResponse, getSession, getString, getString, getString, getStyle, getVariation, hasBeenRendered, hasErrorMessage, hasFeedbackMessage, info, initModel, internalRenderComponent, isActionAuthorized, isAuto, isBehaviorAccepted, isEnableAllowed, isEnabled, isEnabledInHierarchy, isIgnoreAttributeModifier, isRenderAllowed, isStateless, isVisibilityAllowed, isVisible, isVisibleInHierarchy, locateMarkupStream, markRendering, modelChanged, modelChanging, newMarkupSourcingStrategy, onComponentTag, onConfigure, onEvent, onInitialize, onModelChanged, onModelChanging, onRemove, prepareForRender, redirectToInterceptPage, remove, remove, render, renderComponentTag, rendered, renderHead, renderHead, renderHead, renderPlaceholderTag, replaceComponentTagBody, replaceWith, sameInnermostModel, sameInnermostModel, send, setAuto, setDefaultModelObject, setEnabled, setEscapeModelStrings, setFlag, setIgnoreAttributeModifier, setMarkup, setMarkupId, setMarkupIdImpl, setMetaData, setOutputMarkupId, setOutputMarkupPlaceholderTag, setParent, setRenderBodyOnly, setRequestFlag, setResponsePage, setResponsePage, setResponsePage, setVersioned, setVisibilityAllowed, setVisible, success, urlFor, urlFor, urlFor, urlFor, urlFor, visitParents, warn, wrap

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.wicket.request.component.IRequestableComponent

canCallListenerInterface, detach, get, getBehaviorById, getBehaviorId, getPage, getPageRelativePath

Methods inherited from interface org.apache.wicket.page.IManageablePage

detach

Constructor Detail

ExceptionErrorPage

public ExceptionErrorPage(java.lang.Throwable throwable,
                          Page page)

Constructor.

Parameters:

throwable - The exception to show

page - The page being rendered when the exception was thrown

Method Detail

getErrorMessage

public java.lang.String getErrorMessage(java.lang.Throwable throwable)

Converts a Throwable to a string.

Parameters:

throwable - The throwable

Returns:

The string

getStackTrace

public java.lang.String getStackTrace(java.lang.Throwable throwable)

Converts a Throwable to a string.

Parameters:

throwable - The throwable

Returns:

The string

setHeaders

protected void setHeaders(WebResponse response)

Description copied from class: WebPage

Subclasses can override this to set there headers when the Page is being served. By default these headers are set:

 response.setHeader("Date", "[now]");
 response.setHeader("Expires", "[0]");
 response.setHeader("Pragma", "no-cache");
 response.setHeader("Cache-Control", "no-cache");
 

So if a Page wants to control this or doesn't want to set this info it should override this method and don't call super.

Overrides:

setHeaders in class WebPage

Parameters:

response - The WebResponse where set(Date)Header can be called on.

getThrowable

public java.lang.Throwable getThrowable()

Get access to the exception

Returns:

The exception