/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2008, Red Hat Middleware LLC, and individual contributors
 * as indicated by the @author tags. See the copyright.txt file 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.system.server.profileservice.persistence.xml;

import java.util.ArrayList;
import java.util.List;

import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlElements;

/**
 * The persisted collection value.
 * 
 * @author <a href="mailto:emuckenh@redhat.com">Emanuel Muckenhuber</a>
 * @version $Revision: 87407 $
 */
public class PersistedCollectionValue extends AbstractPersisitedValue implements PersistedValue
{
   /** The values. */
   private List<PersistedValue> values = new ArrayList<PersistedValue>();
   
   @XmlElements( value = {         
         @XmlElement(name = "null", type = NullValue.class),
         @XmlElement(name = "simple", type = PersistedSimpleValue.class),
         @XmlElement(name = "enum", type = PersistedEnumValue.class),
         @XmlElement(name = "generic", type = PersistedGenericValue.class),
         @XmlElement(name = "collection", type = PersistedCollectionValue.class),
         @XmlElement(name = "composite", type = PersistedCompositeValue.class),
         @XmlElement(name = "properties", type = PersistedPropertiesValue.class),
         @XmlElement(name = "table", type = PersistedTableValue.class),
         @XmlElement(name = "array", type = PersistedArrayValue.class)
   })
   public List<PersistedValue> getValues()
   {
      return this.values;
   }
   
   public void setValues(List<PersistedValue> collection)
   {
      this.values = collection;
   }
   
   public void addValue(PersistedValue value)
   {
      if(this.values == null)
         this.values = new ArrayList<PersistedValue>();
      
      this.values.add(value);
   }

   public int size()
   {
      if(values == null) return 0;
      return values.size();
   }
   
   protected void toString(StringBuilder builder)
   {
      builder.append(", values = ").append(getValues());
   }
   
   @Override
   public void visit(PersistedValueVisitor visitor)
   {
      if(this.values != null && this.values.isEmpty() == false)
      {
         for(PersistedValue value : this.values)
         {
            value.visit(visitor);
         }
      }
   }
}