/* ================================================================

  * Cewolf : Chart enabling Web Objects Framework

  * ================================================================

  *

  * Project Info:  http://cewolf.sourceforge.net

  * Project Lead:  Guido Laures (guido@laures.de);

  *

  * (C) Copyright 2002, by Guido Laures

  *

  * This library is free software; you can redistribute it and/or modify it under the terms

  * of the GNU Lesser General Public License as published by the Free Software Foundation;

  * either version 2.1 of

  * the License, or (at your option) any later version.

  *

  * 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., 59 Temple Place, Suite 330,

  * Boston, MA 02111-1307, USA.

  */

 package de.laures.cewolf.taglib.tags;

 import javax.servlet.jsp.tagext.TagData;

 import javax.servlet.jsp.tagext.TagExtraInfo;

 import javax.servlet.jsp.tagext.VariableInfo;

 /**

  * TagExxtraInfo for the ChartImgURLTag

  * @see ChartImgURLTag

  * @author glaures

  */

 public class ChartImgURLTagEI extends TagExtraInfo {

 	/**

 	 * @see javax.servlet.jsp.tagext.TagExtraInfo#getVariableInfo(TagData)

 	 */

 	public VariableInfo[] getVariableInfo(TagData tagData) {

 		String varName = (String)(tagData.getAttribute(ChartImgURLTag.VAR_NAME));

 		if(varName == null){

 			return new VariableInfo[] {};

 		}

 		VariableInfo info = new VariableInfo(varName, "java.lang.String", true, VariableInfo.AT_END);

 		return new VariableInfo[] {info};

 	}

 }