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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.lang.reflect.Method;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;

import org.apache.commons.digester.Digester;
import org.apache.commons.digester.Rule;
import org.xml.sax.Attributes;

/**
 * @author [email protected] (latest modification by $Author: sergeysmirnov $)
 * @version $Revision: 1.1 $ $Date: 2006/04/28 02:04:21 $
 *
 */
public class PutAttributesRule extends Rule {

	private List toSkip = Collections.EMPTY_LIST;
	private String methodName = "put";
	/**
	 * @param digestr
	 * @param toSkip
	 */
	public PutAttributesRule(Digester digestr, String[] toSkip) {
		// TODO Auto-generated constructor stub
		this.digester = digestr;
//		Arrays.asList(toSkip);
		this.toSkip = Arrays.asList(toSkip);
	}

	/**
	 * @param digestr
	 * @param methodName
	 */
	public PutAttributesRule(Digester digestr, String methodName) {
		// TODO Auto-generated constructor stub
		this.digester = digestr;
//		Arrays.asList(toSkip);
		this.methodName = methodName;
	}
	
	/**
	 * @param digestr
	 * @param methodName
	 * @param toSkip
	 */
	public PutAttributesRule(Digester digestr, String methodName, String[] toSkip) {
		// TODO Auto-generated constructor stub
		this.digester = digestr;
		this.methodName = methodName;
		this.toSkip = Arrays.asList(toSkip);
	}
	/* (non-Javadoc)
	 * @see org.apache.commons.digester.Rule#begin(java.lang.String, java.lang.String, org.xml.sax.Attributes)
	 */
	public void begin(String namespace, String element, Attributes attrs) throws Exception {
		Object top = digester.peek();
		if(null != top){
			Method put = top.getClass().getDeclaredMethod(methodName,new Class[]{Object.class,Object.class});
			for (int i = 0; i < attrs.getLength(); i++) {
				String qName = attrs.getQName(i);
				String value = attrs.getValue(i);
				if (!toSkip.contains(qName)) {
					put.invoke(top,new Object[]{qName,value});
				}
			}
		}
	}

}