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java.lang.Objectjavax.servlet.jsp.tagext.TagSupport
org.apache.struts.taglib.html.OptionsTag
org.apache.strutsel.taglib.html.ELOptionsTag
Tag for creating multiple <select> options from a collection. The associated values displayed to the user may optionally be specified by a second collection, or will be the same as the values themselves. Each collection may be an array of objects, a Collection, an Enumeration, an Iterator, or a Map. NOTE - This tag requires a Java2 (JDK 1.2 or later) platform.
This class is a subclass of the class
org.apache.struts.taglib.html.OptionsTag
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 |
collectionExpr
Instance variable mapped to "collection" tag attribute. |
private java.lang.String |
filterExpr
Instance variable mapped to "filter" tag attribute. |
private java.lang.String |
labelNameExpr
Instance variable mapped to "labelName" tag attribute. |
private java.lang.String |
labelPropertyExpr
Instance variable mapped to "labelProperty" tag attribute. |
private java.lang.String |
nameExpr
Instance variable mapped to "name" tag attribute. |
private java.lang.String |
propertyExpr
Instance variable mapped to "property" tag attribute. |
private java.lang.String |
styleClassExpr
Instance variable mapped to "styleClass" tag attribute. |
private java.lang.String |
styleExpr
Instance variable mapped to "style" tag attribute. |
Fields inherited from class org.apache.struts.taglib.html.OptionsTag |
collection, filter, labelName, labelProperty, messages, name, property |
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 | |
ELOptionsTag()
|
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 |
getCollectionExpr()
Getter method for "collection" tag attribute. |
java.lang.String |
getFilterExpr()
Getter method for "filter" tag attribute. |
java.lang.String |
getLabelNameExpr()
Getter method for "labelName" tag attribute. |
java.lang.String |
getLabelPropertyExpr()
Getter method for "labelProperty" tag attribute. |
java.lang.String |
getNameExpr()
Getter method for "name" tag attribute. |
java.lang.String |
getPropertyExpr()
Getter method for "property" tag attribute. |
java.lang.String |
getStyleClassExpr()
Getter method for "styleClass" tag attribute. |
java.lang.String |
getStyleExpr()
Getter method for "style" tag attribute. |
void |
release()
Resets attribute values for tag reuse. |
void |
setCollectionExpr(java.lang.String collectionExpr)
Setter method for "collection" tag attribute. |
void |
setFilterExpr(java.lang.String filterExpr)
Setter method for "filter" tag attribute. |
void |
setLabelNameExpr(java.lang.String labelNameExpr)
Setter method for "labelName" tag attribute. |
void |
setLabelPropertyExpr(java.lang.String labelPropertyExpr)
Setter method for "labelProperty" tag attribute. |
void |
setNameExpr(java.lang.String nameExpr)
Setter method for "name" tag attribute. |
void |
setPropertyExpr(java.lang.String propertyExpr)
Setter method for "property" tag attribute. |
void |
setStyleClassExpr(java.lang.String styleClassExpr)
Setter method for "styleClass" tag attribute. |
void |
setStyleExpr(java.lang.String styleExpr)
Setter method for "style" tag attribute. |
Methods inherited from class org.apache.struts.taglib.html.OptionsTag |
addOption, doEndTag, getCollection, getFilter, getIterator, getLabelName, getLabelProperty, getName, getProperty, getStyle, getStyleClass, setCollection, setFilter, setLabelName, setLabelProperty, setName, setProperty, setStyle, setStyleClass |
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 collectionExpr
private java.lang.String filterExpr
private java.lang.String labelNameExpr
private java.lang.String labelPropertyExpr
private java.lang.String nameExpr
private java.lang.String propertyExpr
private java.lang.String styleExpr
private java.lang.String styleClassExpr
Constructor Detail |
public ELOptionsTag()
Method Detail |
public java.lang.String getCollectionExpr()
public java.lang.String getFilterExpr()
public java.lang.String getLabelNameExpr()
public java.lang.String getLabelPropertyExpr()
public java.lang.String getNameExpr()
public java.lang.String getPropertyExpr()
public java.lang.String getStyleExpr()
public java.lang.String getStyleClassExpr()
public void setCollectionExpr(java.lang.String collectionExpr)
public void setFilterExpr(java.lang.String filterExpr)
public void setLabelNameExpr(java.lang.String labelNameExpr)
public void setLabelPropertyExpr(java.lang.String labelPropertyExpr)
public void setNameExpr(java.lang.String nameExpr)
public void setPropertyExpr(java.lang.String propertyExpr)
public void setStyleExpr(java.lang.String styleExpr)
public void setStyleClassExpr(java.lang.String styleClassExpr)
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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