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/*
 * Copyright (c) 1998-2015 Caucho Technology -- all rights reserved
 *
 * This file is part of Baratine(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 Scott Ferguson
 */

package com.caucho.v5.amp.remote;

import io.baratine.service.Result;
import io.baratine.stream.ResultStream;

import com.caucho.v5.amp.spi.HeadersAmp;

/**
 * Interface for a reply to a gateway query.
 */
public interface GatewayReply
{
  void queryOk(HeadersAmp headers, long callerId, Object value);

  void queryFail(HeadersAmp headers, long callerId, Throwable exn);
  
  default ResultStream stream(HeadersAmp headers, long callerId)
  {
    System.err.println("Gateway stream: " + this);
    //Thread.dumpStack();
    
    throw new UnsupportedOperationException(getClass().getName());
  }

  default void streamCancel(long qid)
  {
    System.err.println("Gateway streamCancel: " + this + " " + qid);
    //Thread.dumpStack();
    
    throw new UnsupportedOperationException(getClass().getName());
  }

  boolean isAsync();
  
  default  void completeAsync(Result result, U value)
  {
    System.err.println("INVALID_ASYNC: " + this);
    //Thread.dumpStack();
    
    throw new UnsupportedOperationException(getClass().getName());
  }
}