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1   /*
2    * ====================================================================
3    * Licensed to the Apache Software Foundation (ASF) under one
4    * or more contributor license agreements.  See the NOTICE file
5    * distributed with this work for additional information
6    * regarding copyright ownership.  The ASF licenses this file
7    * to you under the Apache License, Version 2.0 (the
8    * "License"); you may not use this file except in compliance
9    * with the License.  You may obtain a copy of the License at
10   *
11   *   http://www.apache.org/licenses/LICENSE-2.0
12   *
13   * Unless required by applicable law or agreed to in writing,
14   * software distributed under the License is distributed on an
15   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16   * KIND, either express or implied.  See the License for the
17   * specific language governing permissions and limitations
18   * under the License.
19   * ====================================================================
20   *
21   * This software consists of voluntary contributions made by many
22   * individuals on behalf of the Apache Software Foundation.  For more
23   * information on the Apache Software Foundation, please see
24   * <http://www.apache.org/>.
25   *
26   */
27  package org.apache.hc.core5.http.nio;
28  
29  import java.io.IOException;
30  
31  import org.apache.hc.core5.http.EntityDetails;
32  import org.apache.hc.core5.http.HttpException;
33  import org.apache.hc.core5.http.HttpResponse;
34  
35  /**
36   * Abstract asynchronous client side message exchange handler that acts as a request producer
37   * and a response consumer.
38   *
39   * @since 5.0
40   */
41  public interface AsyncClientExchangeHandler extends AsyncDataExchangeHandler {
42  
43      void produceRequest(RequestChannel channel) throws HttpException, IOException;
44  
45      void consumeResponse(HttpResponse response, EntityDetails entityDetails) throws HttpException, IOException;
46  
47      void consumeInformation(HttpResponse response) throws HttpException, IOException;
48  
49      void cancel();
50  
51  }