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package com.sun.faces.cdi;
import static com.sun.faces.component.CompositeComponentStackManager.getManager;
import static javax.faces.component.UIComponent.getCurrentCompositeComponent;
import static javax.faces.context.FacesContext.getCurrentInstance;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
/**
* <p class="changed_added_2_3">
* The Composite Component producer is the CDI producer that allows EL resolving of
* <code>#{cc}</code>
* </p>
*
* @since 2.3
*/
public class CompositeComponentProducer extends CdiProducer<Object> {
/**
* Serialization version
*/
private static final long serialVersionUID = 1L;
public CompositeComponentProducer() {
super.name("cc")
.beanClassAndType(UIComponent.class)
.create(e -> {
FacesContext context = getCurrentInstance();
// The following five lines violate the specification.
// The specification states that the 'cc' implicit object
// always evaluates to the current composite component,
// however, this isn't desirable behavior when passing
// attributes between nested composite components, so we
// need to alter the behavior so that the components behave
// as the user would expect.
/* BEGIN DEVIATION */
UIComponent component = getManager(context).peek();
/* END DEVIATION */
if (component == null) {
component = getCurrentCompositeComponent(context);
}
return component;
});
}
}