org.apache.taglibs.request
Class ParameterValuesTag

java.lang.Object
  extended by javax.servlet.jsp.tagext.TagSupport
      extended by javax.servlet.jsp.tagext.BodyTagSupport
          extended by org.apache.taglibs.request.ParameterValuesTag
All Implemented Interfaces:
java.io.Serializable, javax.servlet.jsp.tagext.BodyTag, javax.servlet.jsp.tagext.IterationTag, javax.servlet.jsp.tagext.Tag

public class ParameterValuesTag
extends javax.servlet.jsp.tagext.BodyTagSupport

JSP Tag parameterValues, used to get HTTP parameter values for parameters which have multiple values using the standard JSP <jsp:getProperty> tag.

The script variable of name id is availble only within the body of the parameterValues tag.

Loops through all the parameter values for a parameter.

Must be nested within a parameters tag.

JSP Tag Lib Descriptor

 <name>parameterValues</name>
 <tagclass>org.apache.taglibs.request.ParameterValuesTag</tagclass>
 <teiclass>org.apache.taglibs.request.ParameterValuesTEI</teiclass>
 <bodycontent>JSP</bodycontent>
 <info>Used to get the name and values of a single parameter.</info>
   <attribute>
     <name>id</name>
     <required>true</required>
     <rtexprvalue>false</rtexprvalue>
   </attribute>
 

Author:
Glenn Nielsen
See Also:
Serialized Form

Field Summary
 
Fields inherited from class javax.servlet.jsp.tagext.BodyTagSupport
bodyContent
 
Fields inherited from class javax.servlet.jsp.tagext.TagSupport
id, pageContext
 
Fields inherited from interface javax.servlet.jsp.tagext.BodyTag
EVAL_BODY_BUFFERED, EVAL_BODY_TAG
 
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
ParameterValuesTag()
           
 
Method Summary
 int doAfterBody()
          Method called at end of each parameterValues tag.
 int doEndTag()
          Method called at end of Tag
 int doStartTag()
          Gets the parameter values for the current parameter.
 java.lang.String getValue()
          Returns the value of the parameter.
 
Methods inherited from class javax.servlet.jsp.tagext.BodyTagSupport
doInitBody, getBodyContent, getPreviousOut, release, setBodyContent
 
Methods inherited from class javax.servlet.jsp.tagext.TagSupport
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
 
Methods inherited from interface javax.servlet.jsp.tagext.Tag
getParent, setPageContext, setParent
 

Constructor Detail

ParameterValuesTag

public ParameterValuesTag()
Method Detail

doStartTag

public final int doStartTag()
                     throws javax.servlet.jsp.JspException
Gets the parameter values for the current parameter.

Specified by:
doStartTag in interface javax.servlet.jsp.tagext.Tag
Overrides:
doStartTag in class javax.servlet.jsp.tagext.BodyTagSupport
Returns:
SKIP_BODY if no parameter values exist, EVAL_BODY_TAG if parameter values exist
Throws:
javax.servlet.jsp.JspException

doAfterBody

public final int doAfterBody()
                      throws javax.servlet.jsp.JspException
Method called at end of each parameterValues tag.

Specified by:
doAfterBody in interface javax.servlet.jsp.tagext.IterationTag
Overrides:
doAfterBody in class javax.servlet.jsp.tagext.BodyTagSupport
Returns:
EVAL_BODY_TAG if there is another parameter value, or SKIP_BODY if there are no more parameter values
Throws:
javax.servlet.jsp.JspException

doEndTag

public final int doEndTag()
                   throws javax.servlet.jsp.JspException
Method called at end of Tag

Specified by:
doEndTag in interface javax.servlet.jsp.tagext.Tag
Overrides:
doEndTag in class javax.servlet.jsp.tagext.BodyTagSupport
Returns:
EVAL_PAGE
Throws:
javax.servlet.jsp.JspException

getValue

public final java.lang.String getValue()
Returns the value of the parameter.

<jsp:getProperty name="id" property="value"/>

Returns:
String - value of the parameter


Copyright ? 2000-2004 The Apache Software Foundation. All Rights Reserved.