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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.support;
28  
29  import java.io.IOException;
30  
31  import org.apache.hc.core5.http.HttpException;
32  import org.apache.hc.core5.http.HttpRequest;
33  import org.apache.hc.core5.http.nio.AsyncRequestConsumer;
34  import org.apache.hc.core5.http.nio.AsyncServerRequestHandler;
35  import org.apache.hc.core5.http.protocol.HttpContext;
36  import org.apache.hc.core5.util.Args;
37  
38  /**
39   * @since 5.0
40   */
41  public class BasicServerExchangeHandler<T> extends AbstractServerExchangeHandler<T> {
42  
43      private final AsyncServerRequestHandler<T> requestHandler;
44  
45      public BasicServerExchangeHandler(final AsyncServerRequestHandler<T> requestHandler) {
46          super();
47          this.requestHandler = Args.notNull(requestHandler, "Response handler");
48      }
49  
50      @Override
51      protected AsyncRequestConsumer<T> supplyConsumer(
52              final HttpRequest request,
53              final HttpContext context) throws HttpException {
54          return requestHandler.prepare(request, context);
55      }
56  
57      @Override
58      protected void handle(
59              final T requestMessage,
60              final AsyncServerRequestHandler.ResponseTrigger responseTrigger,
61              final HttpContext context) throws HttpException, IOException {
62          requestHandler.handle(requestMessage, responseTrigger, context);
63      }
64  
65  }