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/*
* JBoss, Home of Professional Open Source.
* Copyright 2006, 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.aop.microcontainer.beans;

import org.jboss.aop.AspectManager;
import org.jboss.aop.Domain;
import org.jboss.metadata.plugins.scope.ApplicationScope;
import org.jboss.metadata.plugins.scope.DeploymentScope;
import org.jboss.metadata.spi.MetaData;
import org.jboss.metadata.spi.stack.MetaDataStack;
import org.jboss.util.JBossStringBuilder;

/**
 * 
 * @author Kabir Khan
 * @version $Revision: 1.1 $
 */
public class AspectManagerFactory
{
   public static AspectManager getAspectManager()
   {
      return getAspectManager(MetaDataStack.peek());
   }
   
   public static AspectManager getAspectManager(MetaData md)
   {
      AspectManager manager = AspectManager.instance();
      if (md != null)
      {
         AspectManager metaDataManager = md.getMetaData(AspectManager.class);
         
         if (metaDataManager != null)
         {
            return metaDataManager;
         }
            
         
         ApplicationScope app = md.getMetaData(ApplicationScope.class);
         DeploymentScope dep = md.getMetaData(DeploymentScope.class);
         if (app != null && dep != null)
         {
            JBossStringBuilder fqn = new JBossStringBuilder("/");
            AspectManager sub = null;
            if (app != null)
            {
               String name="APPLICATION=" + app.value();
               fqn.append(name);
               fqn.append("/");
               sub = manager.findManagerByName(fqn.toString());
               if (sub == null)
               {
                  sub = createNewDomain(manager, name);
               }
            }
            
            if (dep != null)
            {
               String name="DEPLOYMENT=" + dep.value();
               fqn.append(name);
               fqn.append("/");
               AspectManager parent = sub;
               sub = manager.findManagerByName(fqn.toString());
               if (sub == null)
               {
                  sub = createNewDomain(parent, name);
               }
            }
            return sub;
         }
      }
      return manager;
   }
   
   private static AspectManager createNewDomain(AspectManager parent, String name)
   {
      Domain domain = new Domain(parent, name, true);
      domain.setInheritsBindings(true);
      domain.setInheritsDeclarations(true);
      return domain;
   }
}