/*
 * Copyright (c) 1998-2012 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 Software Foundation, Inc.
 *   59 Temple Place, Suite 330
 *   Boston, MA 02111-1307  USA
 *
 * @author Scott Ferguson
 */

package com.caucho.quercus.function;

import com.caucho.quercus.env.Env;
import com.caucho.quercus.env.Value;
import com.caucho.quercus.env.QuercusClass;
import com.caucho.quercus.expr.Expr;
import com.caucho.quercus.program.Arg;
import com.caucho.util.L10N;

import java.util.logging.Logger;

/**
 * Represents a compiled method with 2 args
 */
abstract public class CompiledMethod_2 extends CompiledMethod {
  private static final Logger log
    = Logger.getLogger(CompiledMethod_2.class.getName());
  private static final L10N L = new L10N(CompiledMethod_2.class);

  public CompiledMethod_2(String name,
                          Arg default_0,
                          Arg default_1)
  {
    super(name, new Arg[] {default_0, default_1});
  }

  /**
   * Evaluates the method with the given variable arguments.
   */
  @Override
  public Value callMethod(Env env, QuercusClass qClass, Value qThis,
                          Value []args)
  {
    switch (args.length) {
      case 0:
        return callMethod(env, qClass, qThis,
                          _args[0].eval(env),
                          _args[1].eval(env));
      case 1:
        return callMethod(env, qClass, qThis,
                          args[0],
                          _args[1].eval(env));
      case 2:
      default:
        return callMethod(env, qClass, qThis,
                          args[0],
                          args[1]);
    }
  }

  /**
   * Evaluates the method with the given variable arguments.
   */
  @Override
  public Value callMethod(Env env, QuercusClass qClass, Value qThis)
  {
    return callMethod(env, qClass, qThis,
                      _args[0].eval(env),
                      _args[1].eval(env));
  }

  /**
   * Evaluates the method with the given variable arguments.
   */
  @Override
  public Value callMethod(Env env, QuercusClass qClass, Value qThis,
                          Value a1)
  {
    return callMethod(env, qClass, qThis,
                      a1,
                      _args[1].eval(env));
  }

  @Override
  abstract public Value callMethod(Env env, QuercusClass qClass, Value qThis,
                                   Value a1, Value a2);
}

