org.mmbase.bridge.jsp.taglib
Class FieldReferrerTag

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

All Implemented Interfaces:

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

Direct Known Subclasses:

FieldInfoTag, FieldListTag, FieldTag

public abstract class FieldReferrerTag

extends NodeReferrerTag

A fieldreferrer tag is a tag which needs (or can use) a 'field' to operate on. The most evident example is the FieldInfo tag. Field itself is a FieldReferrer too (it can reuse another one)

Author:

Michiel Meeuwissen

See Also:

FieldInfoTag, Serialized Form

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

contextId, PAGE_CATEGORY, pageContextTag, referid, writerid

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

FieldReferrerTag()

Method Summary

FieldProvider	findFieldProvider() This method tries to find an ancestor object of type NodeProvider
protected Field	getField()
void	setField(java.lang.String field)

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, getNode, getNodeOrNull, setCloud

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

findParentTag, findParentTag, findWriter, findWriter, getAttributeBoolean, getAttributeInteger, getAttributeInteger, getAttributeValue, getContextTag, getObject, getReferid, getString, release, setContext, setPageContext, setReferid, setWriter

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

doAfterBody, doEndTag, doInitBody, doStartTag, getBodyContent, getPreviousOut, setBodyContent

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

findAncestorWithClass, getId, getParent, getValue, getValues, removeValue, setId, 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, setParent

Constructor Detail

FieldReferrerTag

public FieldReferrerTag()

Method Detail

setField

public void setField(java.lang.String field)

findFieldProvider

public FieldProvider findFieldProvider()
                                throws javax.servlet.jsp.JspTagException

This method tries to find an ancestor object of type NodeProvider

Returns:

the FieldProvider if found else an exception.

getField

protected Field getField()
                  throws javax.servlet.jsp.JspTagException