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A reactive Java web server.

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/*
 * Copyright (c) 1998-2015 Caucho Technology -- all rights reserved
 *
 * This file is part of Baratine(TM)(TM)
 *
 * Each copy or derived work must preserve the copyright notice and this
 * notice unmodified.
 *
 * Baratine is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Baratine 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, or any warranty
 * of NON-INFRINGEMENT.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Baratine; if not, write to the
 *
 *   Free Software Foundation, Inc.
 *   59 Temple Place, Suite 330
 *   Boston, MA 02111-1307  USA
 *
 * @author Alex Rojkov
 */
package com.caucho.v5.config.util;

import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;

import sun.reflect.ReflectionFactory;

@SuppressWarnings("restriction")
public class ObjectFactoryBuilderReflection extends ObjectFactoryBuilder
{
  private final Constructor _baseConstructor;
  private ReflectionFactory _reflectionFactory;

  ObjectFactoryBuilderReflection() throws NoSuchMethodException
  {
    _reflectionFactory = ReflectionFactory.getReflectionFactory();
    _baseConstructor = Object.class.getDeclaredConstructor();
  }

  @Override
  public  ObjectFactory build(Class c)
  {
    Constructor ctor;

    ctor = (Constructor) _reflectionFactory.newConstructorForSerialization(c,
                                                             _baseConstructor);

    ctor.setAccessible(true);

    return new ReflectionObjectFactory(ctor);
  }

  @Override
  public String toString()
  {
    return getClass().getSimpleName() + "[]";
  }
  
  static class ReflectionObjectFactory extends ObjectFactory
  {
    private final Constructor _ctor;
    
    ReflectionObjectFactory(Constructor ctor)
    {
      _ctor = ctor;
    }
    
    public X allocate() 
      throws InstantiationException, 
             IllegalAccessException, 
             IllegalArgumentException, 
             InvocationTargetException
    {
      return (X) _ctor.newInstance();
    }
  }
}