/*

  * Copyright 2001-2004 The Apache Software Foundation.

  *

  * Licensed under the Apache License, Version 2.0 (the "License");

  * you may not use this file except in compliance with the License.

  * You may obtain a copy of the License at

  *

  *      http://www.apache.org/licenses/LICENSE-2.0

  *

  * 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.apache.ws.scout.registry.infomodel;

 import java.util.ArrayList;

 import java.util.Collection;

 import java.util.Iterator;

 import javax.xml.registry.JAXRException;

 import javax.xml.registry.LifeCycleManager;

 import javax.xml.registry.UnsupportedCapabilityException;

 import javax.xml.registry.infomodel.ClassificationScheme;

 import javax.xml.registry.infomodel.Concept;

 /**

  * Implements JAXR Interface.

  * For futher details, look into the JAXR API Javadoc.

  *

  * @author <a href="mailto:anil@apache.org">Anil Saldhana</a>

  * @author <a href="mailto:geirm@apache.org">Geir Magnusson Jr.</a>

  */

 public class ClassificationSchemeImpl

         extends RegistryEntryImpl

         implements ClassificationScheme

 {

     private Collection<Concept> childConcepts = new ArrayList<Concept>();

     //private int valueType = 1; KS: not used.

     private boolean external = false;

     /**

      * Creates a new instance of ClassificationSchemeImpl

      */

     public ClassificationSchemeImpl(LifeCycleManager lifeCycleManager)

     {

         super(lifeCycleManager);

     }

     public void addChildConcept(Concept concept)

             throws JAXRException

     {

         childConcepts.add(concept);

     }

     public void addChildConcepts(Collection collection)

             throws JAXRException

     {

         childConcepts.addAll(collection);

     }

     public int getChildConceptCount()

             throws JAXRException

     {

         return childConcepts.size();

     }

     public Collection getChildrenConcepts() throws JAXRException

     {

         return childConcepts;

     }

     public Collection getDescendantConcepts() throws JAXRException

     {

         Collection<Concept> coll = new ArrayList<Concept>();

         Iterator iter = childConcepts.iterator();

         while(iter != null && iter.hasNext())

         {

             ConceptImpl c = (ConceptImpl)iter.next();

             coll.add(c);

             coll.addAll(c.getDescendantConcepts());

         }

         return coll;

     }

     public int getValueType()

         throws JAXRException

     {

         /*

          * we are a level 0 provider

          */

         throw new UnsupportedCapabilityException();

     }

     protected void setExternal(boolean b) {

         this.external = b;

     }

     public boolean isExternal() throws JAXRException

     {

         return this.external;

     }

     public void removeChildConcept(Concept concept)

             throws JAXRException

     {

         this.childConcepts.remove(concept);

     }

     public void removeChildConcepts(Collection collection)

             throws JAXRException

     {

         this.childConcepts.removeAll(collection);

     }

     public void setValueType(int param)

         throws JAXRException

     {

         /*

          * we are a level 0 provider

          */

         throw new UnsupportedCapabilityException();

     }

 }