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Ajax4jsf is an open source extension to the JavaServer Faces standard that adds AJAX capability to JSF applications without requiring the writing of any JavaScript.

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/**
 * Licensed under the Common Development and Distribution License,
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *   http://www.sun.com/cddl/
 *   
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or 
 * implied. See the License for the specific language governing
 * permissions and limitations under the License.
 */
package org.ajax4jsf.framework.renderer.compiler;

import java.io.IOException;

import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;

import org.ajax4jsf.framework.renderer.RendererBase;
import org.xml.sax.SAXException;


public class MethodParameterElement extends ElementBase {

	/**
	 * 
	 */
	public MethodParameterElement() {
		// TODO Auto-generated constructor stub
	}

	/* (non-Javadoc)
	 * @see org.ajax4jsf.framework.renderer.compiler.RootElement#encode(javax.faces.render.Renderer, javax.faces.context.FacesContext, javax.faces.component.UIComponent)
	 */
	public void encode(RendererBase renderer, FacesContext context, UIComponent component) throws IOException {
		// DO Nothing !
	}

	/* (non-Javadoc)
	 * @see org.ajax4jsf.framework.renderer.compiler.ElementBase#encode(org.ajax4jsf.framework.renderer.compiler.TemplateContext, java.lang.String)
	 */
	public void encode(TemplateContext context, String breakPoint) throws IOException {
		// DO Nothing !
	}

	/* (non-Javadoc)
	 * @see org.ajax4jsf.framework.renderer.compiler.ElementBase#encode(org.ajax4jsf.framework.renderer.compiler.TemplateContext)
	 */
	public void encode(TemplateContext context) throws IOException {
		// DO Nothing !
	}

	/* (non-Javadoc)
	 * @see org.ajax4jsf.framework.renderer.compiler.ElementBase#addChild(org.ajax4jsf.framework.renderer.compiler.PreparedTemplate)
	 */
	public void addChild(PreparedTemplate child) throws SAXException {
		// TODO Auto-generated method stub
		super.addChild(child);
		if (child instanceof ResourceElement) {
			final ResourceElement res = (ResourceElement) child;
			this.valueGetter = new ValueGetter(){

				/* (non-Javadoc)
				 * @see org.ajax4jsf.framework.renderer.compiler.ElementBase.ValueGetter#getValue(org.ajax4jsf.framework.renderer.compiler.TemplateContext)
				 */
				Object getValue(TemplateContext context) {
					return context.getRenderer().getResource(res.getValue(context).toString());
				}
				
			};
		}
	}

	public String getTag() {
		// TODO Auto-generated method stub
		return HtmlCompiler.NS_PREFIX+HtmlCompiler.CALL_PARAM_TAG;
	}
	/* (non-Javadoc)
	 * @see org.ajax4jsf.framework.renderer.compiler.ElementBase#getAllowedClasses()
	 */
	protected Class[] getAllowedClasses() {
		// TODO Auto-generated method stub
		return new Class[]{
				ResourceElement.class
		};
	}

	
}