org.mmbase.bridge.jsp.taglib
Class FieldInfoTag

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.FieldInfoTag
All Implemented Interfaces:
javax.servlet.jsp.tagext.BodyTag, javax.servlet.jsp.tagext.IterationTag, java.io.Serializable, javax.servlet.jsp.tagext.Tag, Writer

public class FieldInfoTag
extends FieldReferrerTag
implements Writer

The FieldInfoTag can be used as a child of a 'FieldProvider' to provide info about the field or fieldtype.

Version:
$Id: FieldInfoTag.java,v 1.53 2002/10/25 15:07:23 michiel Exp $
Author:
Michiel Meeuwissen, Jaco de Groot, Gerard van de Looi
See Also:
Serialized Form

Field Summary
protected  WriterHelper helper
           
 
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
FieldInfoTag()
           
 
Method Summary
 java.lang.String decode(java.lang.String value, Node n)
          decode and encode can be overriden.
 int doAfterBody()
           
 int doEndTag()
          Write the value of the fieldinfo.
 int doStartTag()
           
 java.lang.String encode(java.lang.String value, Field f)
           
 java.lang.String getOptions()
           
 java.lang.String getSessionName()
           
protected  TypeHandler getTypeHandler(int type)
          Answer the type handler for the given type.
 java.lang.Object getWriterValue()
          Subtags of 'Writer' tag can request the value.
 void haveBody()
          To be used by child tags.
 void setJspvar(java.lang.String j)
          JspVar to Create, and write to
 void setOptions(java.lang.String o)
           
 void setType(java.lang.String t)
           
 void setVartype(java.lang.String t)
          Type of the jspvar.
 void setWrite(java.lang.String w)
          Wether to write to page or not.
 
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, 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
doInitBody, 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
 

Field Detail

helper

protected WriterHelper helper
Constructor Detail

FieldInfoTag

public FieldInfoTag()
Method Detail

setVartype

public void setVartype(java.lang.String t)
                throws javax.servlet.jsp.JspTagException
Description copied from interface: Writer
Type of the jspvar.
Specified by:
setVartype in interface Writer

setJspvar

public void setJspvar(java.lang.String j)
Description copied from interface: Writer
JspVar to Create, and write to
Specified by:
setJspvar in interface Writer

setWrite

public void setWrite(java.lang.String w)
              throws javax.servlet.jsp.JspTagException
Description copied from interface: Writer
Wether to write to page or not. This has to default to 'false' if the tag has a body, and to 'true' if it hasn't.
Specified by:
setWrite in interface Writer

getWriterValue

public java.lang.Object getWriterValue()
Description copied from interface: Writer
Subtags of 'Writer' tag can request the value.
Specified by:
getWriterValue in interface Writer

haveBody

public void haveBody()
Description copied from interface: Writer
To be used by child tags. If they are present, they say to the writer tag that it has body, which it can use to determine a default for the write property.
Specified by:
haveBody in interface Writer

getSessionName

public java.lang.String getSessionName()

setType

public void setType(java.lang.String t)
             throws javax.servlet.jsp.JspTagException

setOptions

public void setOptions(java.lang.String o)
                throws javax.servlet.jsp.JspTagException

getOptions

public java.lang.String getOptions()
                            throws javax.servlet.jsp.JspTagException

getTypeHandler

protected TypeHandler getTypeHandler(int type)
Answer the type handler for the given type. The type handler is responsible for showing the html

doStartTag

public int doStartTag()
               throws javax.servlet.jsp.JspTagException
Overrides:
doStartTag in class javax.servlet.jsp.tagext.BodyTagSupport

doAfterBody

public int doAfterBody()
                throws javax.servlet.jsp.JspException
Overrides:
doAfterBody in class javax.servlet.jsp.tagext.BodyTagSupport

doEndTag

public int doEndTag()
             throws javax.servlet.jsp.JspTagException
Write the value of the fieldinfo.
Overrides:
doEndTag in class javax.servlet.jsp.tagext.BodyTagSupport

decode

public java.lang.String decode(java.lang.String value,
                               Node n)
                        throws javax.servlet.jsp.JspTagException
decode and encode can be overriden.

encode

public java.lang.String encode(java.lang.String value,
                               Field f)
                        throws javax.servlet.jsp.JspTagException


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