/*

  * #%L

  * Receiver.java - mongodb-async-driver - Allanbank Consulting, Inc.

  * %%

  * Copyright (C) 2011 - 2014 Allanbank Consulting, Inc.

  * %%

  * 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.

  * #L%

  */

 package com.allanbank.mongodb.client.callback;

 /**

  * Receiver provides an interface for a class that receives messages from the

  * server so that blocking futures can try and periodically receive messages.

  * 

  * @copyright 2014, Allanbank Consulting, Inc., All Rights Reserved

  */

 public interface Receiver {

     /**

      * Tries to receive a message from the server. Every attempt should be made

      * to not block.

      */

     public void tryReceive();

 }