package org.jtheque.primary.utils.web.analyzers.generic;

 import org.jdom.Element;

 import org.jtheque.core.utils.file.XMLException;

 import org.jtheque.core.utils.file.XMLReader;

 import java.util.ArrayList;

 import java.util.Collection;

 /*

  * This file is part of JTheque.

  *            

  * JTheque is free software: you can redistribute it and/or modify

  * it under the terms of the GNU General Public License as published by

  * the Free Software Foundation, either version 3 of the License. 

  *

  * JTheque 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 General Public License for more details.

  *

  * You should have received a copy of the GNU General Public License

  * along with JTheque.  If not, see <http://www.gnu.org/licenses/>.

  */

 /**

  * A container for factories.

  *

  * @author Baptiste Wicht

  */

 public final class FactoryContainer<T> {

         private final Collection<Factory<T>> factories = new ArrayList<Factory<T>>(10);

         /**

          * Add a factory to the container.

          *

          * @param factory The factory to add to the container.

          */

         public void add(Factory<T> factory){

                 factories.add(factory);

         }

         /**

          * Return the factored element

          *

          * @param element The element to get the factored object from.

          * @param reader The reader to use.

          *

          * @return The factored object.

          *

          * @throws XMLException If an error occurs during the XML processing.

          */

         public T getFactoredObject(Element element, XMLReader reader) throws XMLException{

                 for (Factory<T> factory : factories){

                         if (factory.canFactor(element, reader)){

                                 return factory.factor(element, reader);

                         }

                 }

                 return null;

         }

 }