scaffold API Documentation: Class ExistsAttributeAction











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org.apache.struts.scaffold

Class ExistsAttributeAction

java.lang.Object
|
+--org.apache.struts.action.Action
|
+--org.apache.struts.scaffold.BaseAction
|
+--org.apache.struts.scaffold.ExistsAttributeAction



public final class ExistsAttributeActionextends BaseAction


Remove an object from the user's session. The name of the attribute is passed via the parameter property.


Version: $Revision: 1.2 $ $Date: 2002/08/16 22:29:24 $
Author: Ted Husted











Fields inherited from class org.apache.struts.scaffold.BaseAction


CONFIRM_MAX, DETAILS, ERROR, REMOTE_SERVER_KEY, TOKEN_SEP


 

Fields inherited from class org.apache.struts.action.Action


ACTION_SERVLET_KEY, APPLICATION_KEY, DATA_SOURCE_KEY, defaultLocale, ERROR_KEY, EXCEPTION_KEY, FORM_BEANS_KEY, FORWARDS_KEY, LOCALE_KEY, MAPPING_KEY, MAPPINGS_KEY, MESSAGE_KEY, MESSAGES_KEY, MULTIPART_KEY, PLUG_INS_KEY, REQUEST_PROCESSOR_KEY, servlet, SERVLET_KEY, TRANSACTION_TOKEN_KEY


 





Constructor Summary


ExistsAttributeAction()


           


 





Method Summary



protected  org.apache.struts.action.ActionForward
findSuccess(org.apache.struts.action.ActionMapping mapping, org.apache.struts.action.ActionForm form, javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)


          Find "success" if attribute exists, or "failure" if not.


 

Methods inherited from class org.apache.struts.scaffold.BaseAction


catchException, createHelperBean, createHelperObject, execute, executeLogic, findFailure, getErrors, getException, getLocale, getMessageResources, getMessages, getProperties, getRemoteServer, getRemoteServerName, getTokenSep, isDebug, isErrors, isLogLevel, isMessages, isStruts_1_0, isVerbose, mergeAlerts, perform, postProcess, preProcess, saveErrors, saveMessages, setException, setLocale, tokenize


 

Methods inherited from class org.apache.struts.action.Action


, execute, generateToken, getDataSource, getDataSource, getResources, getResources, getResources, getServlet, isCancelled, isTokenValid, isTokenValid, perform, resetToken, saveErrors, saveMessages, saveToken, setServlet, toHex


 

Methods inherited from class java.lang.Object


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


 










Constructor Detail




ExistsAttributeAction

public ExistsAttributeAction()








Method Detail




findSuccess

protected org.apache.struts.action.ActionForward findSuccess(org.apache.struts.action.ActionMapping mapping, org.apache.struts.action.ActionForm form, javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)

Find "success" if attribute exists, or "failure" if not. The servlet context and attributes are specified as the parameters property, seperated by semi-colons [parameter="application;HOURS]. non-error state. To indicatethat all scopes are to be checked, specify an asterisk instead of the scope name [parameter="*;HOURS]. If both parameters are not given, an error is set.
Overrides:findSuccess in class BaseAction


Parameters:mapping - The ActionMapping used to select this instanceactionForm - The optional ActionForm bean for this requestrequest - The HTTP request we are processingresponse - The response we are creating











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