/*
    * 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.juddi.handler;
  
  import java.util.Vector;
  
  import org.apache.juddi.datatype.CategoryBag;
  import org.apache.juddi.datatype.Description;
  import org.apache.juddi.datatype.IdentifierBag;
  import org.apache.juddi.datatype.KeyedReference;
  import org.apache.juddi.datatype.Name;
  import org.apache.juddi.datatype.OverviewDoc;
  import org.apache.juddi.datatype.RegistryObject;
  import org.apache.juddi.datatype.tmodel.TModel;
  import org.apache.juddi.util.xml.XMLUtils;
  import org.w3c.dom.Element;
  
  /***
   * TModelHandler
   *
   * @author Steve Viens (sviens@apache.org)
   * @author Anou Mana (anou_mana@users.sourceforge.net)
   */
  public class TModelHandler extends AbstractHandler
  {
    public static final String TAG_NAME = "tModel";
  
    private HandlerMaker maker = null;
  
    protected TModelHandler(HandlerMaker maker)
    {
      this.maker = maker;
    }
  
    public RegistryObject unmarshal(Element element)
    {
      TModel obj = new TModel();
      Vector nodeList = null;
      AbstractHandler handler = null;
  
      // Attributes
      obj.setTModelKey(element.getAttribute("tModelKey"));
      obj.setOperator(element.getAttribute("operator"));
      obj.setAuthorizedName(element.getAttribute("authorizedName"));
  
      // Text Node Value
      // [none]
  
      // Child Elements
      nodeList = XMLUtils.getChildElementsByTagName(element,NameHandler.TAG_NAME);
      if (nodeList.size() > 0)
      {
        handler = maker.lookup(NameHandler.TAG_NAME);
        Name name = (Name )handler.unmarshal((Element)nodeList.elementAt(0));
        if (name != null)
          obj.setName(name);    
      }
  
      nodeList = XMLUtils.getChildElementsByTagName(element,DescriptionHandler.TAG_NAME);
      for (int i=0; i<nodeList.size(); i++)
      {
        handler = maker.lookup(DescriptionHandler.TAG_NAME);
        Description descr = (Description)handler.unmarshal((Element)nodeList.elementAt(i));
        if (descr != null)
          obj.addDescription(descr);
      }
  
      nodeList = XMLUtils.getChildElementsByTagName(element,OverviewDocHandler.TAG_NAME);
      if (nodeList.size() > 0)
      {
        handler = maker.lookup(OverviewDocHandler.TAG_NAME);
        obj.setOverviewDoc((OverviewDoc)handler.unmarshal((Element)nodeList.elementAt(0)));
      }
  
      nodeList = XMLUtils.getChildElementsByTagName(element,IdentifierBagHandler.TAG_NAME);
      if (nodeList.size() > 0)
      {
        handler = maker.lookup(IdentifierBagHandler.TAG_NAME);
        obj.setIdentifierBag((IdentifierBag)handler.unmarshal((Element)nodeList.elementAt(0)));
      }
  
      nodeList = XMLUtils.getChildElementsByTagName(element,CategoryBagHandler.TAG_NAME);
      if (nodeList.size() > 0)
      {
        handler = maker.lookup(CategoryBagHandler.TAG_NAME);
        obj.setCategoryBag((CategoryBag)handler.unmarshal((Element)nodeList.elementAt(0)));
     }
 
     return obj;
   }
 
   public void marshal(RegistryObject object,Element parent)
   {
     TModel tModel = (TModel)object;
     String generic = getGeneric(null);
     String namespace = getUDDINamespace(generic);
     Element element = parent.getOwnerDocument().createElementNS(namespace,TAG_NAME);
     AbstractHandler handler = null;
 
     String tModelKey = tModel.getTModelKey();
     if (tModelKey != null)
       element.setAttribute("tModelKey",tModelKey);
     else
       element.setAttribute("tModelKey","");
 
     String operator = tModel.getOperator();
     if (operator != null)
       element.setAttribute("operator",operator);
 
     String authName = tModel.getAuthorizedName();
     if (authName != null)
       element.setAttribute("authorizedName",authName);
 
     Name name = tModel.getName();
     if (name != null)
     {
       handler = maker.lookup(NameHandler.TAG_NAME);
       handler.marshal(name,element);
     }
 
     Vector descrVector = tModel.getDescriptionVector();
     if ((descrVector!=null) && (descrVector.size() > 0))
     {
       handler = maker.lookup(DescriptionHandler.TAG_NAME);
       for (int i=0; i < descrVector.size(); i++)
         handler.marshal((Description)descrVector.elementAt(i),element);
     }
 
     OverviewDoc overDoc = tModel.getOverviewDoc();
     if (overDoc != null)
     {
       handler = maker.lookup(OverviewDocHandler.TAG_NAME);
       handler.marshal(overDoc,element);
     }
 
     IdentifierBag identifierBag = tModel.getIdentifierBag();
     if ((identifierBag != null) && (identifierBag.getKeyedReferenceVector() != null) && (!identifierBag.getKeyedReferenceVector().isEmpty()))
     {
       handler = maker.lookup(IdentifierBagHandler.TAG_NAME);
       handler.marshal(identifierBag,element);
     }
 
     CategoryBag categoryBag = tModel.getCategoryBag();
     if ((categoryBag != null) && (categoryBag.getKeyedReferenceVector() != null) && (!categoryBag.getKeyedReferenceVector().isEmpty()))
     {
       handler = maker.lookup(CategoryBagHandler.TAG_NAME);
       handler.marshal(categoryBag,element);
     }
 
     parent.appendChild(element);
   }
 
 
   /****************************************************************************/
   /****************************** TEST DRIVER *********************************/
   /****************************************************************************/
 
 
   public static void main(String args[])
     throws Exception
   {
     HandlerMaker maker = HandlerMaker.getInstance();
     AbstractHandler handler = maker.lookup(TModelHandler.TAG_NAME);
 
     Element parent = XMLUtils.newRootElement();
     Element child = null;
 
     OverviewDoc overDoc = new OverviewDoc();
     overDoc.setOverviewURL("http://www.sviens.com/service.html");
     overDoc.addDescription(new Description("over-doc Descr"));
     overDoc.addDescription(new Description("over-doc Descr Two","en"));
 
     CategoryBag catBag = new CategoryBag();
     catBag.addKeyedReference(new KeyedReference("catBagKeyName","catBagKeyValue"));
     catBag.addKeyedReference(new KeyedReference("uuid:dfddb58c-4853-4a71-865c-f84509017cc7","catBagKeyName2","catBagKeyValue2"));
 
     IdentifierBag idBag = new IdentifierBag();
     idBag.addKeyedReference(new KeyedReference("idBagKeyName","idBagkeyValue"));
     idBag.addKeyedReference(new KeyedReference("uuid:f78a135a-4769-4e79-8604-54d440314bc0","idBagKeyName2","idBagkeyValue2"));
 
     TModel tModel = new TModel();
     tModel.setTModelKey("uuid:269855db-62eb-4862-8e5a-1b06f2753038");
     tModel.setOperator("jUDDI");
     tModel.setAuthorizedName("Steve Viens");
     tModel.setName("jUDDI TModel");
     tModel.addDescription(new Description("tModel whatever"));
     tModel.addDescription(new Description("tModel whatever too","fr"));
     tModel.setCategoryBag(catBag);
     tModel.setIdentifierBag(idBag);
     tModel.setOverviewDoc(overDoc);
 
     System.out.println();
 
     RegistryObject regObject = tModel;
     handler.marshal(regObject,parent);
     child = (Element)parent.getFirstChild();
     parent.removeChild(child);
     XMLUtils.writeXML(child,System.out);
 
     System.out.println();
 
     regObject = handler.unmarshal(child);
     handler.marshal(regObject,parent);
     child = (Element)parent.getFirstChild();
     parent.removeChild(child);
     XMLUtils.writeXML(child,System.out);
   }
 }