/*
    * 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../../../../../../org/apache/ws/scout/registry/infomodel/ConceptImpl.html#ConceptImpl">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();
     }
 
 }