com.sun.faces.renderkit.html_basic.CompositeFacetRenderer Maven / Gradle / Ivy
/*
* Copyright (c) 1997, 2020 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package com.sun.faces.renderkit.html_basic;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import com.sun.faces.util.FacesLogger;
import com.sun.faces.util.Util;
import jakarta.faces.component.UIComponent;
import jakarta.faces.context.FacesContext;
import jakarta.faces.render.Renderer;
/**
*
* This Renderer
is responsible for rendering the content of a facet defined within the using page
* template in the desired location within the composite component implementation section.
*
*/
public class CompositeFacetRenderer extends Renderer {
private static final Logger logger = FacesLogger.RENDERKIT.getLogger();
// --------------------------------------------------- Methods from Renderer
@Override
public void encodeChildren(FacesContext context, UIComponent component) throws IOException {
Util.notNull("context", context);
Util.notNull("component", component);
String facetName = (String) component.getAttributes().get(UIComponent.FACETS_KEY);
if (null == facetName) {
return;
}
UIComponent currentCompositeComponent = UIComponent.getCurrentCompositeComponent(context);
if (null != currentCompositeComponent) {
UIComponent facet = currentCompositeComponent.getFacet(facetName);
if (null != facet) {
facet.encodeAll(context);
} else {
if (logger.isLoggable(Level.FINE)) {
logger.log(Level.FINE, "Could not find facet named {0}", facetName);
}
}
}
}
@Override
public boolean getRendersChildren() {
return true;
}
}