/*
* 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.beans.info.plugins;

import org.jboss.reflect.spi.FieldInfo;

/**
 * Simple field filter.
 *
 * @author <a href="mailto:ales.justin@jboss.com">Ales Justin</a>
 */
interface FieldFilter
{
   static final FieldFilter PUBLIC = new IsPublicFieldFilter();
   static final FieldFilter ALL = new AllFieldFilter();

   /**
    * Should we use the field.
    *
    * @param field the field info
    * @return true if field should be used
    */
   boolean useField(FieldInfo field);

   /**
    * All field filter.
    */
   class AllFieldFilter implements FieldFilter
   {
      public boolean useField(FieldInfo field)
      {
         return true;
      }
   }

   /**
    * Just public field filter.
    */
   class IsPublicFieldFilter implements FieldFilter
   {
      public boolean useField(FieldInfo field)
      {
         return field.isPublic();
      }
   }
}
