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/*
 * jabsorb - a Java to JavaScript Advanced Object Request Broker
 * http://www.jabsorb.org
 *
 * Copyright 2007-2009 The jabsorb team
 *
 * based on original code from
 * JSON-RPC-Client, a Java client extension to JSON-RPC-Java
 * (C) Copyright CodeBistro 2007, Sasha Ovsankin 
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
package org.jabsorb.client;

import org.json.JSONObject;

/**
 * Transport session. May have state associated with it.
 */
public interface Session
{
  /**
   * Synchronously send JSON message and receive the result
   * 
   * @param message
   *          A JSON message to send
   * @return the JSON result message
   */
  JSONObject sendAndReceive(JSONObject message);

  /**
   * Close the session and release the resources if necessary
   */
  void close();
}