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java.lang.Objectjavax.servlet.jsp.tagext.TagSupport
org.apache.struts.taglib.logic.ConditionalTagBase
org.apache.struts.taglib.logic.PresentTag
org.apache.struts.taglib.logic.NotPresentTag
org.apache.strutsel.taglib.logic.ELNotPresentTag
Evaluates the nested body content of this tag if the specified value is not present for this request.
This class is a subclass of the class
org.apache.struts.taglib.logic.NotPresentTag
which
provides most of the described functionality. This subclass allows all
attribute values to be specified as expressions utilizing the JavaServer
Pages Standard Library expression language.
Field Summary | |
private java.lang.String |
cookieExpr
Instance variable mapped to "cookie" tag attribute. |
private java.lang.String |
headerExpr
Instance variable mapped to "header" tag attribute. |
private java.lang.String |
nameExpr
Instance variable mapped to "name" tag attribute. |
private java.lang.String |
parameterExpr
Instance variable mapped to "parameter" tag attribute. |
private java.lang.String |
propertyExpr
Instance variable mapped to "property" tag attribute. |
private java.lang.String |
roleExpr
Instance variable mapped to "role" tag attribute. |
private java.lang.String |
scopeExpr
Instance variable mapped to "scope" tag attribute. |
private java.lang.String |
userExpr
Instance variable mapped to "user" tag attribute. |
Fields inherited from class org.apache.struts.taglib.logic.PresentTag |
ROLE_DELIMITER |
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 |
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 | |
ELNotPresentTag()
|
Method Summary | |
int |
doStartTag()
Process the start tag. |
private void |
evaluateExpressions()
Processes all attribute values which use the JSTL expression evaluation engine to determine their values. |
java.lang.String |
getCookieExpr()
Getter method for "cookie" tag attribute. |
java.lang.String |
getHeaderExpr()
Getter method for "header" tag attribute. |
java.lang.String |
getNameExpr()
Getter method for "name" tag attribute. |
java.lang.String |
getParameterExpr()
Getter method for "parameter" tag attribute. |
java.lang.String |
getPropertyExpr()
Getter method for "property" tag attribute. |
java.lang.String |
getRoleExpr()
Getter method for "role" tag attribute. |
java.lang.String |
getScopeExpr()
Getter method for "scope" tag attribute. |
java.lang.String |
getUserExpr()
Getter method for "user" tag attribute. |
void |
release()
Resets attribute values for tag reuse. |
void |
setCookieExpr(java.lang.String cookieExpr)
Setter method for "cookie" tag attribute. |
void |
setHeaderExpr(java.lang.String headerExpr)
Setter method for "header" tag attribute. |
void |
setNameExpr(java.lang.String nameExpr)
Setter method for "name" tag attribute. |
void |
setParameterExpr(java.lang.String parameterExpr)
Setter method for "parameter" tag attribute. |
void |
setPropertyExpr(java.lang.String propertyExpr)
Setter method for "property" tag attribute. |
void |
setRoleExpr(java.lang.String roleExpr)
Setter method for "role" tag attribute. |
void |
setScopeExpr(java.lang.String scopeExpr)
Setter method for "scope" tag attribute. |
void |
setUserExpr(java.lang.String userExpr)
Setter method for "user" tag attribute. |
Methods inherited from class org.apache.struts.taglib.logic.NotPresentTag |
condition |
Methods inherited from class org.apache.struts.taglib.logic.PresentTag |
condition, isBeanPresent, isCookiePresent |
Methods inherited from class org.apache.struts.taglib.logic.ConditionalTagBase |
doEndTag, getCookie, getHeader, getName, getParameter, getProperty, getRole, getScope, getUser, 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 |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
private java.lang.String cookieExpr
private java.lang.String headerExpr
private java.lang.String nameExpr
private java.lang.String parameterExpr
private java.lang.String propertyExpr
private java.lang.String roleExpr
private java.lang.String scopeExpr
private java.lang.String userExpr
Constructor Detail |
public ELNotPresentTag()
Method Detail |
public java.lang.String getCookieExpr()
public java.lang.String getHeaderExpr()
public java.lang.String getNameExpr()
public java.lang.String getParameterExpr()
public java.lang.String getPropertyExpr()
public java.lang.String getRoleExpr()
public java.lang.String getScopeExpr()
public java.lang.String getUserExpr()
public void setCookieExpr(java.lang.String cookieExpr)
public void setHeaderExpr(java.lang.String headerExpr)
public void setNameExpr(java.lang.String nameExpr)
public void setParameterExpr(java.lang.String parameterExpr)
public void setPropertyExpr(java.lang.String propertyExpr)
public void setRoleExpr(java.lang.String roleExpr)
public void setScopeExpr(java.lang.String scopeExpr)
public void setUserExpr(java.lang.String userExpr)
public void release()
public int doStartTag() throws javax.servlet.jsp.JspException
javax.servlet.jsp.JspException
- if a JSP exception has occurredprivate void evaluateExpressions() throws javax.servlet.jsp.JspException
javax.servlet.jsp.JspException
- if a JSP exception has occurred
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