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/**
 * Copyright (C) 2007  Bull S. A. S.
 * Bull, Rue Jean Jaures, B.P.68, 78340, Les Clayes-sous-Bois
 * 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
 * version 2.1 of the License.
 * 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
 * program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
 * Floor, Boston, MA  02110-1301, USA.
 **/
package org.ow2.bonita.env.binding;

import org.ow2.bonita.env.descriptor.ClassDescriptor;
import org.ow2.bonita.util.xml.Parse;
import org.ow2.bonita.util.xml.Parser;
import org.ow2.bonita.util.xml.XmlUtil;
import org.w3c.dom.Element;

/**
 * parses a descriptor for creating a {@link Class}.
 * 
 * See schema docs for more details.
 * 
 * @author Tom Baeyens
 * @author Guillaume Porcher (documentation)
 */
public class ClassBinding extends WireDescriptorBinding {

  public ClassBinding() {
    super("class");
  }

  public Object parse(Element element, Parse parse, Parser parser) {
    ClassDescriptor classDescriptor = null;
    String className = XmlUtil.attribute(element, "class-name");
    if (className != null) {
      classDescriptor = new ClassDescriptor();
      classDescriptor.setClassName(className);
    } else {
      parse.addProblem("class must have classname attribute: "
          + XmlUtil.toString(element));
    }
    return classDescriptor;
  }

}