/*
  * JBoss, Home of Professional Open Source
  * Copyright 2005, 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.test.classloading.vfs;

import java.security.PrivilegedAction;
import java.security.AccessController;
import java.net.URL;

/**
 @author Scott.Stark@jboss.org
 @version $Revision: 45764 $
 */
public class SecurityActions
{
   interface ClassLoaderActions
   {
      ClassLoaderActions PRIVILEGED = new ClassLoaderActions()
      {
         public VFSClassLoader newClassLoader(final URL[] urls)
         {
            PrivilegedAction<VFSClassLoader> action = new PrivilegedAction<VFSClassLoader>()
            {
               public VFSClassLoader run()
               {
                  return new VFSClassLoader(urls);
               }
            };
            return AccessController.doPrivileged(action);
         }
      };

      ClassLoaderActions NON_PRIVILEGED = new ClassLoaderActions()
      {
         public VFSClassLoader newClassLoader(URL[] urls)
         {
            return new VFSClassLoader(urls);
         }
      };

      VFSClassLoader newClassLoader(URL[] urls);
   }

   static VFSClassLoader newClassLoader(URL[] urls)
   {
      if(System.getSecurityManager() == null)
      {
         return ClassLoaderActions.NON_PRIVILEGED.newClassLoader(urls);
      }
      else
      {
         return ClassLoaderActions.PRIVILEGED.newClassLoader(urls);
      }
   }

}
