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  /*
  * JBoss, Home of Professional Open Source
  * Copyright 2006, JBoss Inc., and individual contributors as indicated
  * by the @authors tag. See the copyright.txt in the distribution for a
  * full listing of individual contributors.
  *
  * This 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; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software 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 software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
 package org.jboss.xb.builder.runtime;
 
 
BuilderParticleHandler.

Author(s):
Adrian Brock
Version:
$Revision: 1.1 $
 
 public class BuilderParticleHandler implements ParticleHandler
 {
   
The singleton instance
 
    public static final BuilderParticleHandler INSTANCE = new BuilderParticleHandler();
    
    public Object startParticle(Object parentQName elementNameParticleBinding particleAttributes attrsNamespaceContext nsCtx)
    {
       TermBinding term = particle.getTerm();
       if (term instanceof ArraySequenceBinding)
          return new ArrayWrapper(parentelementName);
       return parent;
    }
 
    public void setParent(Object parentObject oQName elementNameParticleBinding particleParticleBinding parentParticle)
    {
       TermBinding term = particle.getTerm();
       TermBinding parentTerm = parentParticle.getTerm();
       if (term.isModelGroup() == false)
       {
          ParticleHandler particleHandler = null;
          if(parentTerm.isElement())
          {
             particleHandler = ((ElementBinding)parentTerm).getType().getHandler();            
          }
          else if (!parentTerm.isSkip() && parentTerm.isModelGroup())
          {
             particleHandler = ((ModelGroupBinding)parentTerm).getHandler();
          }
          
          if(particleHandler != null)
          {
             if (parent != null && parent instanceof ArrayWrapper)
             {
                ArrayWrapper wrapper = (ArrayWrapperparent;
                wrapper.add(o);
                wrapper.setChildParticle(particle);
                wrapper.setParentParticle(parentParticle);
                return;
             }
 
             particleHandler.setParent(parentoelementNameparticleparentParticle);
          }
       }
    }
 
    public Object endParticle(Object oQName elementNameParticleBinding particle)
    {
       TermBinding term = particle.getTerm();
       if (term instanceof ArraySequenceBinding)
       {
          ArrayWrapper wrapper = (ArrayWrappero;
          Object parent = wrapper.getParent();
          ParticleBinding childParticle = wrapper.getChildParticle();
          ParticleBinding parentParticle = wrapper.getParentParticle();
          ElementBinding elementBinding = (ElementBindingparentParticle.getTerm();
          ParticleHandler particleHandler = elementBinding.getType().getHandler();
          particleHandler.setParent(parentwrapperwrapper.getElementName(), childParticleparentParticle);
          return parent;
       }
       return o;
   }
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