/*
 * Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
 *
 * This file is part of Resin(R) Open Source
 *
 * Each copy or derived work must preserve the copyright notice and this
 * notice unmodified.
 *
 * Resin Open Source 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.
 *
 * Resin Open Source 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 Resin Open Source; if not, write to the
 *
 *   Free SoftwareFoundation, Inc.
 *   59 Temple Place, Suite 330
 *   Boston, MA 02111-1307  USA
 *
 * @author Rodrigo Westrupp
 */

package com.caucho.ejb.cfg;

import java.lang.reflect.Method;
import java.util.ArrayList;

import javax.enterprise.inject.spi.AnnotatedMethod;

import com.caucho.inject.Module;

/**
 * Configuration for method-params.
 */
@Module
public class MethodParams {
  private ArrayList<Class<?>> _methodParams
    = new ArrayList<Class<?>>();

  public MethodParams()
  {
  }

  public void addMethodParam(Class<?> methodParam)
  {
    _methodParams.add(methodParam);
  }

  public boolean isMatch(AnnotatedMethod<?> otherMethod)
  {
    Class<?> otherParams[] = otherMethod.getJavaMember().getParameterTypes();

    return isMatch(otherParams);
  }

  public boolean isMatch(Method otherMethod)
  {
    Class<?> otherParams[] = otherMethod.getParameterTypes();

    return isMatch(otherParams);
  }
  
  private boolean isMatch(Class<?> []otherParams)
  {
    if (otherParams.length != _methodParams.size())
      return false;
    
    for (int i = 0; i < otherParams.length; i++) {
      if (! otherParams[i].equals(_methodParams.get(i)))
        return false;
    }
    
    return true;
  }
}