|
|||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||
SUMMARY: INNER | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Object | +--javax.servlet.jsp.tagext.TagSupport | +--org.apache.struts.taglib.logic.ConditionalTagBase | +--org.apache.struts.taglib.logic.PresentTag
Evalute the nested body content of this tag if the specified value is present for this request.
Fields inherited from class org.apache.struts.taglib.logic.ConditionalTagBase |
cookie, header, messages, name, parameter, property, role, scope, user |
Fields inherited from class javax.servlet.jsp.tagext.TagSupport |
id, pageContext, parent, values |
Fields inherited from interface javax.servlet.jsp.tagext.IterationTag |
EVAL_BODY_AGAIN |
Fields inherited from interface javax.servlet.jsp.tagext.Tag |
EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE |
Constructor Summary | |
PresentTag()
|
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. |
Methods inherited from class org.apache.struts.taglib.logic.ConditionalTagBase |
doEndTag, doStartTag, getCookie, getHeader, getName, getParameter, getProperty, getRole, getScope, getUser, release, setCookie, setHeader, setName, setParameter, setProperty, setRole, setScope, setUser |
Methods inherited from class javax.servlet.jsp.tagext.TagSupport |
doAfterBody, findAncestorWithClass, getId, getParent, getValue, getValues, removeValue, setId, setPageContext, setParent, setValue |
Methods inherited from class java.lang.Object |
|
Constructor Detail |
public PresentTag()
Method Detail |
protected boolean condition() throws javax.servlet.jsp.JspException
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.condition
in class ConditionalTagBase
javax.servlet.jsp.JspException
- if a JSP exception occursprotected boolean condition(boolean desired) throws javax.servlet.jsp.JspException
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.desired
- Desired outcome for a true resultjavax.servlet.jsp.JspException
- if a JSP exception occurs
|
|||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||
SUMMARY: INNER | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |