org.mmbase.bridge.jsp.taglib
Class FieldTag

java.lang.Object
  javax.servlet.jsp.tagext.TagSupport
      javax.servlet.jsp.tagext.BodyTagSupport
          org.mmbase.bridge.jsp.taglib.ContextReferrerTag
              org.mmbase.bridge.jsp.taglib.CloudReferrerTag
                  org.mmbase.bridge.jsp.taglib.NodeReferrerTag
                      org.mmbase.bridge.jsp.taglib.FieldReferrerTag
                          org.mmbase.bridge.jsp.taglib.FieldTag

All Implemented Interfaces:

javax.servlet.jsp.tagext.BodyTag, FieldProvider, javax.servlet.jsp.tagext.IterationTag, java.io.Serializable, javax.servlet.jsp.tagext.Tag, TagIdentifier, Writer

Direct Known Subclasses:

ImageTag, NodeFieldTag, SetFieldTag

public class FieldTag

extends FieldReferrerTag

implements FieldProvider, Writer

The FieldTag can be used as a child of a 'NodeProvider' tag.

Version:

$Id: FieldTag.java,v 1.42.2.2 2004/07/05 17:19:58 michiel Exp $

Author:

Michiel Meeuwissen

See Also:

Serialized Form

Field Summary

protected Field	field
protected java.lang.String	fieldName
protected Attribute	name
protected Node	node
protected NodeProvider	nodeProvider

Fields inherited from class org.mmbase.bridge.jsp.taglib.NodeReferrerTag

parentNodeId

Fields inherited from class org.mmbase.bridge.jsp.taglib.ContextReferrerTag

contextId, EVAL_BODY, helper, id, pageContextTag, referid, writerid

Fields inherited from class javax.servlet.jsp.tagext.BodyTagSupport

bodyContent

Fields inherited from class javax.servlet.jsp.tagext.TagSupport

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

FieldTag()

Method Summary

protected java.lang.String	convert(java.lang.String s) Does something with the generated output.
int	doAfterBody()
int	doEndTag() write the value of the field.
int	doStartTag()
Field	getFieldVar()
Node	getNodeVar() A fieldprovider also provides a node.
protected void	setFieldVar()
protected void	setFieldVar(java.lang.String n)
void	setModified()
void	setName(java.lang.String n)

Methods inherited from class org.mmbase.bridge.jsp.taglib.FieldReferrerTag

findFieldProvider, getField, setField

Methods inherited from class org.mmbase.bridge.jsp.taglib.NodeReferrerTag

findNodeProvider, findNodeProvider, getNode, setNode

Methods inherited from class org.mmbase.bridge.jsp.taglib.CloudReferrerTag

findCloudProvider, findCloudProvider, getCloud, getCloudContext, getCloudVar, getNode, getNodeOrNull, setCloud

Methods inherited from class org.mmbase.bridge.jsp.taglib.ContextReferrerTag

findParentTag, findParentTag, findParentTag, findParentTag, findWriter, findWriter, getAttribute, getAttributeBoolean, getAttributeInteger, getAttributeInteger, getAttributeValue, getContentTag, getContextProvider, getContextTag, getId, getLocale, getObject, getPageContext, getReferid, getString, getWriterValue, haveBody, release, setContext, setEscape, setId, setJspvar, setPageContext, setReferid, setVartype, setWrite, setWriter

Methods inherited from class javax.servlet.jsp.tagext.BodyTagSupport

doInitBody, getBodyContent, getPreviousOut, setBodyContent

Methods inherited from class javax.servlet.jsp.tagext.TagSupport

findAncestorWithClass, getParent, getValue, getValues, removeValue, setParent, setValue

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.mmbase.bridge.jsp.taglib.TagIdentifier

getId

Methods inherited from interface org.mmbase.bridge.jsp.taglib.Writer

getWriterValue, haveBody, setEscape, setJspvar, setVartype, setWrite

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

getParent, setParent

Field Detail

node

protected Node node

nodeProvider

protected NodeProvider nodeProvider

field

protected Field field

fieldName

protected java.lang.String fieldName

name

protected Attribute name

Constructor Detail

FieldTag

public FieldTag()

Method Detail

setName

public void setName(java.lang.String n)
             throws javax.servlet.jsp.JspTagException

Throws:

javax.servlet.jsp.JspTagException

getNodeVar

public Node getNodeVar()
                throws javax.servlet.jsp.JspTagException

A fieldprovider also provides a node.

Specified by:

getNodeVar in interface FieldProvider

Throws:

javax.servlet.jsp.JspTagException

setModified

public void setModified()

Specified by:

setModified in interface FieldProvider

getFieldVar

public Field getFieldVar()

Specified by:

getFieldVar in interface FieldProvider

Returns:

the field contained in the tag

setFieldVar

protected void setFieldVar(java.lang.String n)
                    throws javax.servlet.jsp.JspTagException

Throws:

javax.servlet.jsp.JspTagException

setFieldVar

protected void setFieldVar()
                    throws javax.servlet.jsp.JspTagException

Throws:

javax.servlet.jsp.JspTagException

convert

protected java.lang.String convert(java.lang.String s)
                            throws javax.servlet.jsp.JspTagException

Does something with the generated output. This default implementation does nothing, but extending classes could override this function.

Throws:

javax.servlet.jsp.JspTagException

doStartTag

public int doStartTag()
               throws javax.servlet.jsp.JspTagException

Specified by:

doStartTag in interface javax.servlet.jsp.tagext.Tag

Throws:

javax.servlet.jsp.JspTagException

doAfterBody

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

Specified by:

doAfterBody in interface javax.servlet.jsp.tagext.IterationTag

Throws:

javax.servlet.jsp.JspException

doEndTag

public int doEndTag()
             throws javax.servlet.jsp.JspTagException

write the value of the field.

Specified by:

doEndTag in interface javax.servlet.jsp.tagext.Tag

Overrides:

doEndTag in class ContextReferrerTag

Throws:

javax.servlet.jsp.JspTagException