/**
* License Agreement.
*
* Rich Faces - Natural Ajax for Java Server Faces (JSF)
*
* Copyright (C) 2007 Exadel, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1 as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package org.ajax4jsf.renderkit;
import java.io.IOException;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import javax.faces.FacesException;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import org.ajax4jsf.component.UIResource;
import org.ajax4jsf.renderkit.RendererUtils.HTML;
import org.ajax4jsf.resource.InternetResource;
import org.ajax4jsf.resource.InternetResourceBuilder;
import org.ajax4jsf.resource.ResourceRenderer;
import org.ajax4jsf.resource.URIInternetResource;
/**
* @author shura
*
*/
public class LoadResourceRendererBase extends RendererBase implements UserResourceRenderer2 {
private static final String SCRIPT_COMPONENT_FAMILY="org.ajax4jsf.LoadScript";
private static final String STYLE_COMPONENT_FAMILY="org.ajax4jsf.LoadStyle";
/* (non-Javadoc)
* @see org.ajax4jsf.renderkit.RendererBase#getComponentClass()
*/
protected Class getComponentClass() {
return UIResource.class;
}
public void encodeToHead(FacesContext context, UIComponent component) throws IOException {
UIResource resource = (UIResource) component;
Object src = resource.getSrc();
if(null == src) {
throw new FacesException("Source for resource is null for component "+resource.getClientId(context));
}
String family = resource.getFamily();
ResourceRenderer renderer = null;
InternetResource internetResource = null;
Map<String, Object> attributes = Collections.EMPTY_MAP;
if (SCRIPT_COMPONENT_FAMILY.equals(family)) {
renderer = InternetResourceBuilder.getInstance().getScriptRenderer();
} else if (STYLE_COMPONENT_FAMILY.equals(family)) {
renderer = InternetResourceBuilder.getInstance().getStyleRenderer();
String media = (String) resource.getAttributes().get(HTML.media_ATTRIBUTE);
if (media != null && media.length() != 0) {
attributes = new HashMap<String, Object>();
attributes.put(HTML.media_ATTRIBUTE, media);
}
}
if (src instanceof InternetResource) {
internetResource = (InternetResource) src;
} else {
if(resource.isRendered()){
String uri = context.getApplication().getViewHandler().
getResourceURL(context, src.toString());
uri = context.getExternalContext().encodeResourceURL(uri);
internetResource = new URIInternetResource(uri);
}
}
if (internetResource != null) {
renderer.encode(internetResource, context, null, attributes);
}
}
}