com.sun.faces.facelets.tag.jsf.core

Class ValueChangeListenerHandler

java.lang.Object

jakarta.faces.view.facelets.TagHandler

com.sun.faces.facelets.tag.TagHandlerImpl

com.sun.faces.facelets.tag.jsf.core.ValueChangeListenerHandler

All Implemented Interfaces:

jakarta.faces.view.AttachedObjectHandler, jakarta.faces.view.EditableValueHolderAttachedObjectHandler, jakarta.faces.view.facelets.FaceletHandler, jakarta.faces.view.ValueHolderAttachedObjectHandler

public final class ValueChangeListenerHandler
extends TagHandlerImpl
implements jakarta.faces.view.EditableValueHolderAttachedObjectHandler

Register an ValueChangeListener instance on the UIComponent associated with the closest parent UIComponent custom action.

See tag documentation.

Author:

Jacob Hookom

Field Summary

Fields inherited from class jakarta.faces.view.facelets.TagHandler

nextHandler, tag, tagId

Constructor Summary

Constructors

Constructor and Description
ValueChangeListenerHandler(jakarta.faces.view.facelets.TagConfig config)

Method Summary

Modifier and Type	Method and Description
void	apply(jakarta.faces.view.facelets.FaceletContext ctx, jakarta.faces.component.UIComponent parent) See taglib documentation.
void	applyAttachedObject(jakarta.faces.context.FacesContext context, jakarta.faces.component.UIComponent parent) Take the argument parent and apply this attached object to it.
String	getFor() Return the value of the "for" attribute specified by the page author on the tag for this AttachedObjectHandler.

Methods inherited from class com.sun.faces.facelets.tag.TagHandlerImpl

findNextByType, findNextByType

Methods inherited from class jakarta.faces.view.facelets.TagHandler

getAttribute, getRequiredAttribute, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

ValueChangeListenerHandler

public ValueChangeListenerHandler(jakarta.faces.view.facelets.TagConfig config)

Method Detail

apply

public void apply(jakarta.faces.view.facelets.FaceletContext ctx,
                  jakarta.faces.component.UIComponent parent)
           throws IOException

See taglib documentation.

Specified by:

apply in interface jakarta.faces.view.facelets.FaceletHandler

Parameters:

ctx - the current FaceletContext instance for this execution

parent - the parent UIComponent to operate upon

Throws:

IOException - if unable to load relativePath

applyAttachedObject

public void applyAttachedObject(jakarta.faces.context.FacesContext context,
                                jakarta.faces.component.UIComponent parent)

Description copied from interface: jakarta.faces.view.AttachedObjectHandler

Take the argument parent and apply this attached object to it. The action taken varies with class that implements one of the subinterfaces of this interface.

Specified by:

applyAttachedObject in interface jakarta.faces.view.AttachedObjectHandler

Parameters:

context - The FacesContext for this request

parent - The UIComponent to which this particular attached object must be applied.

getFor

public String getFor()

Description copied from interface: jakarta.faces.view.AttachedObjectHandler

Return the value of the "for" attribute specified by the page author on the tag for this AttachedObjectHandler.

Specified by:

getFor in interface jakarta.faces.view.AttachedObjectHandler

Returns:

the value of the "for" attribute for this attached object