com.sun.faces.renderkit.html_basic.CompositeRenderer Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of jakarta.faces Show documentation

EE4J Compatible Implementation for Jakarta Faces API

The newest version!

/*
 * 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.Map;

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 children defined within the composite implementation
 * section of a composite component template.
 * 
 */
public class CompositeRenderer extends Renderer {

    // --------------------------------------------------- Methods from Renderer

    @Override
    public void encodeChildren(FacesContext context, UIComponent component) throws IOException {

        Util.notNull("context", context);
        Util.notNull("component", component);

        Map facets = component.getFacets();
        UIComponent compositeRoot = facets.get(UIComponent.COMPOSITE_FACET_NAME);
        if (null == compositeRoot) {
            throw new IOException("PENDING_I18N: Unable to find composite " + " component root for composite component with id " + component.getId()
                    + " and class " + component.getClass().getName());
        }
        compositeRoot.encodeAll(context);

    }

    @Override
    public boolean getRendersChildren() {
        return true;
    }

}