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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.context.ResponseWriter;

import org.xml.sax.Attributes;

/**
 * @author [email protected] (latest modification by $Author: sergeysmirnov $)
 * @version $Revision: 1.1 $ $Date: 2006/04/28 02:04:20 $
 *
 */
public class PlainElement extends ElementBase {


	private String namespace = "";
	private String tag = null;
	
	private String[][] attrs = null;
	
	private boolean encodeStart = true;

	private boolean encodeEnd = true;
	/**
	 * @param attrs
	 */
	public PlainElement(String namespace, String tag, Attributes attrs) {
		// Set modifable attributes implementation to ability of
		// modifications.
		this.attrs = new String[attrs.getLength()][2];
		this.namespace = namespace;
		this.tag = tag;
		int currentAttribute = 0;
		// remove non-passed attributes, parse special.
		for (int i = 0; i < attrs.getLength(); i++) {
			String qName = attrs.getQName(i); 
			String value = attrs.getValue(i);
			if (qName.equals(HtmlCompiler.NS_PREFIX+"start")) {
				this.encodeStart = "true".equals(value);
			} else if (qName.equals(HtmlCompiler.NS_PREFIX+"end")) {
				this.encodeEnd = "true".equals(value);
			} else {
				this.attrs[currentAttribute][0]=qName;
				this.attrs[currentAttribute++][1]=value;
			}
			
		}
		// squize array if nessesary.
		if (currentAttribute < attrs.getLength()) {
			String[][] newattrs = new String[currentAttribute][2];
			System.arraycopy(this.attrs,0,newattrs,0,currentAttribute);
			this.attrs = newattrs;
		}
	}

	/* (non-Javadoc)
	 * @see org.ajax4jsf.framework.renderer.compiler.CompiledXML#encode(javax.faces.render.Renderer, javax.faces.context.FacesContext, javax.faces.component.UIComponent)
	 */
	public void encodeBegin(TemplateContext context) throws IOException {
		ResponseWriter writer = context.getWriter();
		if (this.encodeStart) {
			writer.startElement(getTag(), context.getComponent());
			// write attributes
			for (int i = 0; i < attrs.length; i++) {
				writer.writeAttribute(attrs[i][0], attrs[i][1], null);
			}
		}
	}

	public void encodeEnd(TemplateContext context) throws IOException {
		ResponseWriter writer = context.getWriter();

		if (this.encodeEnd) {
			writer.endElement(getTag());
		}

	}

	/**
	 * @return Returns the tag.
	 */
	public String getTag() {
		return tag;
	}

	/**
	 * @param tag The tag to set.
	 */
	public void setTag(String tag) {
		this.tag = tag;
	}

	/**
	 * @return Returns the attrs.
	 */
	public String[][] getAttrs() {
		return attrs;
	}

	/**
	 * @return Returns the encodeEnd.
	 */
	public boolean isEncodeEnd() {
		return encodeEnd;
	}

	/**
	 * @param encodeEnd The encodeEnd to set.
	 */
	public void setEncodeEnd(boolean encodeEnd) {
		this.encodeEnd = encodeEnd;
	}

	/**
	 * @return Returns the encodeStart.
	 */
	public boolean isEncodeStart() {
		return encodeStart;
	}

	/**
	 * @param encodeStart The encodeStart to set.
	 */
	public void setEncodeStart(boolean encodeStart) {
		this.encodeStart = encodeStart;
	}

	/**
	 * @return Returns the namespace.
	 */
	public String getNamespace() {
		return namespace;
	}

}