org.apache.struts.taglib.logic

Class PresentTag

Known Direct Subclasses:
NestedPresentTag, NotPresentTag

public class PresentTag
extends ConditionalTagBase

Evalute the nested body content of this tag if the specified value is present for this request.
Version:
$Rev: 54929 $ $Date: 2004-10-16 17:38:42 +0100 (Sat, 16 Oct 2004) $

Field Summary

static String
ROLE_DELIMITER

Fields inherited from class org.apache.struts.taglib.logic.ConditionalTagBase

cookie, header, messages, name, parameter, property, role, scope, user

Method Summary

protected boolean
condition()
Evaluate the condition that is being tested by this particular tag, and return true if the nested body content of this tag should be evaluated, or false if it should be skipped.
protected boolean
condition(boolean desired)
Evaluate the condition that is being tested by this particular tag, and return true if the nested body content of this tag should be evaluated, or false if it should be skipped.
protected boolean
isBeanPresent()
Returns true if the bean given in the name attribute is found.
protected boolean
isCookiePresent(HttpServletRequest request)
Returns true if the cookie is present in the request.

Methods inherited from class org.apache.struts.taglib.logic.ConditionalTagBase

condition, doEndTag, doStartTag, getCookie, getHeader, getName, getParameter, getProperty, getRole, getScope, getUser, release, setCookie, setHeader, setName, setParameter, setProperty, setRole, setScope, setUser

Field Details

ROLE_DELIMITER

public static final String ROLE_DELIMITER

Method Details

condition

protected boolean condition()
            throws JspException
Evaluate the condition that is being tested by this particular tag, and return true if the nested body content of this tag should be evaluated, or false if it should be skipped. This method must be implemented by concrete subclasses.
Overrides:
condition in interface ConditionalTagBase

condition

protected boolean condition(boolean desired)
            throws JspException
Evaluate the condition that is being tested by this particular tag, and return true if the nested body content of this tag should be evaluated, or false if it should be skipped. This method must be implemented by concrete subclasses.
Parameters:
desired - Desired outcome for a true result

isBeanPresent

protected boolean isBeanPresent()
Returns true if the bean given in the name attribute is found.
Since:
Struts 1.2

isCookiePresent

protected boolean isCookiePresent(HttpServletRequest request)
Returns true if the cookie is present in the request.
Since:
Struts 1.2

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