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com.sun.facelets.tag.jsf
Class ConvertHandler  

java.lang.Object
  com.sun.facelets.tag.TagHandler
      com.sun.facelets.tag.MetaTagHandler
          com.sun.facelets.tag.jsf.ConvertHandler

All Implemented Interfaces:

com.sun.facelets.FaceletHandler

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public class ConvertHandler

extends com.sun.facelets.tag.MetaTagHandler

Handles setting a Converter instance on a ValueHolder. Will wire all attributes set to the Converter instance created/fetched. Uses the "binding" attribute for grabbing instances to apply attributes to.

Will only set/create Converter is the passed UIComponent's parent is null, signifying that it wasn't restored from an existing tree.

Version:

$Id: ConvertHandler.java,v 1.3 2005/08/24 04:38:51 jhook Exp $

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Field Summary
private  com.sun.facelets.tag.TagAttribute	binding
private  java.lang.String	converterId

 

Fields inherited from class com.sun.facelets.tag.MetaTagHandler

 

Fields inherited from class com.sun.facelets.tag.TagHandler

nextHandler, tag, tagId

 

Constructor Summary

ConvertHandler(ConverterConfig config)

ConvertHandler(com.sun.facelets.tag.TagConfig config)           Deprecated.

 

Method Summary
void	apply(com.sun.facelets.FaceletContext ctx, javax.faces.component.UIComponent parent)           Set Converter instance on parent ValueHolder if it's not being restored.
protected  javax.faces.convert.Converter	createConverter(com.sun.facelets.FaceletContext ctx)           Create a Converter instance
protected  com.sun.facelets.tag.MetaRuleset	createMetaRuleset(java.lang.Class type)           Extend this method in order to add your own rules.

 

Methods inherited from class com.sun.facelets.tag.MetaTagHandler

setAttributes

 

Methods inherited from class com.sun.facelets.tag.TagHandler

findNextByType, getAttribute, getRequiredAttribute, toString

 

Methods inherited from class java.lang.Object

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

 

Field Detail

binding

private final com.sun.facelets.tag.TagAttribute binding

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converterId

private java.lang.String converterId

Constructor Detail

ConvertHandler

public ConvertHandler(com.sun.facelets.tag.TagConfig config)

Deprecated.  

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ConvertHandler

public ConvertHandler(ConverterConfig config)

Method Detail

apply

public final void apply(com.sun.facelets.FaceletContext ctx,
                        javax.faces.component.UIComponent parent)
                 throws java.io.IOException,
                        javax.faces.FacesException,
                        com.sun.facelets.FaceletException,
                        ELException

Set Converter instance on parent ValueHolder if it's not being restored.

1. Cast to ValueHolder
2. If "binding" attribute was specified, fetch/create and re-bind to expression.
3. Otherwise, call createConverter 55 .
4. Call setAttributes on Converter instance.
5. Set the Converter on the ValueHolder
6. If the ValueHolder has a localValue, convert it and set the value

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createConverter

protected javax.faces.convert.Converter createConverter(com.sun.facelets.FaceletContext ctx)

Create a Converter instance

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createMetaRuleset

protected com.sun.facelets.tag.MetaRuleset createMetaRuleset(java.lang.Class type)

Description copied from class: com.sun.facelets.tag.MetaTagHandler

Extend this method in order to add your own rules.

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