org.apache.taglibs.request
Class HeaderValuesTag

java.lang.Object
  |
  +--javax.servlet.jsp.tagext.TagSupport
        |
        +--javax.servlet.jsp.tagext.BodyTagSupport
              |
              +--org.apache.taglibs.request.HeaderValuesTag

All Implemented Interfaces:

javax.servlet.jsp.tagext.BodyTag, java.io.Serializable, javax.servlet.jsp.tagext.Tag

public class HeaderValuesTag

extends javax.servlet.jsp.tagext.BodyTagSupport

JSP Tag headerValuess, used to get HTTP header values for headers which can have multiple values such as Language using the standard JSP <jsp:getProperty> tag.

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

Loops through all the header values for a header.

Must be nested within a headers tag.

JSP Tag Lib Descriptor

 <name>headerValues</name>
 <tagclass>org.apache.taglibs.request.HeaderValuesTag</tagclass>
 <teiclass>org.apache.taglibs.request.HeaderValuesTEI</teiclass>
 <bodycontent>JSP</bodycontent>
 <info>Loop through all the values for a header which has multiple values.</info>
   <attribute>
     <name>id</name>
     <required>true</required>
     <rtexprvalue>false</rtexprvalue>
   </attribute>
 

Author:

Glenn Nielsen

See Also:

HeadersTag, Serialized Form

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_TAG

Fields inherited from interface javax.servlet.jsp.tagext.Tag

EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE

Constructor Summary

HeaderValuesTag()

Method Summary

int	doAfterBody() Method called at end of each headerValues tag.
int	doEndTag() Method called at end of Tag
int	doStartTag() Gets the header values for the current header.
java.lang.String	getHeader() Returns the value of the header.

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

HeaderValuesTag

public HeaderValuesTag()

Method Detail

doStartTag

public final int doStartTag()
                     throws javax.servlet.jsp.JspException

Gets the header values for the current header.

Overrides:

doStartTag in class javax.servlet.jsp.tagext.BodyTagSupport

Returns:

SKIP_BODY if no header values exist, EVAL_BODY_TAG if header values exist

doAfterBody

public final int doAfterBody()
                      throws javax.servlet.jsp.JspException

Method called at end of each headerValues tag.

Overrides:

doAfterBody in class javax.servlet.jsp.tagext.BodyTagSupport

Returns:

EVAL_BODY_TAG if there is another header value, or SKIP_BODY if there are no more header values

doEndTag

public final int doEndTag()
                   throws javax.servlet.jsp.JspException

Method called at end of Tag

Overrides:

doEndTag in class javax.servlet.jsp.tagext.BodyTagSupport

Returns:

EVAL_PAGE

getHeader

public final java.lang.String getHeader()

Returns the value of the header.

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

Returns:

String - value of the header