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/*
 * Copyright © 2016, Rex Hoffman
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the  nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL  BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package org.ehoffman.aop.context.internal;

import java.util.List;
import java.util.Map;

import org.ehoffman.advised.ObjectFactory;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;

public class SpringContextObjectFactory implements ObjectFactory {

  @SuppressWarnings("unchecked")
  @Override
  public  T getObject(Class type) {
    if (ApplicationContext.class.isAssignableFrom(type)) {
      return (T) context;
    }
    if (ObjectFactory.class.isAssignableFrom(type)) {
      return (T) this;
    }
    return context.getBean(type);
  }

  @Override
  public  T getObject(String name, Class type) {
    return context.getBean(name, type);
  }

  @Override
  public  Map getAllObjects(Class type) {
    return context.getBeansOfType(type);
  }

  private ApplicationContext context;

  public SpringContextObjectFactory(Class... classes) {
    AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext();
    context.register(classes);
    context.setClassLoader(Thread.currentThread().getContextClassLoader());
    context.refresh();
    this.context = context;
  }

  public SpringContextObjectFactory(List> classes) {
    this(classes.toArray(new Class[] {}));
  }

}