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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  
28  package org.apache.hc.core5.http.impl.nio;
29  
30  import org.apache.hc.core5.annotation.Contract;
31  import org.apache.hc.core5.annotation.ThreadingBehavior;
32  import org.apache.hc.core5.http.HttpResponse;
33  import org.apache.hc.core5.http.config.Http1Config;
34  import org.apache.hc.core5.http.message.BasicLineFormatter;
35  import org.apache.hc.core5.http.message.LineFormatter;
36  import org.apache.hc.core5.http.nio.NHttpMessageWriter;
37  import org.apache.hc.core5.http.nio.NHttpMessageWriterFactory;
38  
39  /**
40   * Default factory for response message writers.
41   *
42   * @since 4.3
43   */
44  @Contract(threading = ThreadingBehavior.IMMUTABLE_CONDITIONAL)
45  public class DefaultHttpResponseWriterFactory implements NHttpMessageWriterFactory<HttpResponse> {
46  
47      public static final DefaultHttpResponseWriterFactory INSTANCE = new DefaultHttpResponseWriterFactory();
48  
49      private final Http1Config http1Config;
50      private final LineFormatter lineFormatter;
51  
52      /**
53       * @since 5.3
54       */
55      public DefaultHttpResponseWriterFactory(final Http1Config http1Config, final LineFormatter lineFormatter) {
56          super();
57          this.http1Config = http1Config != null ? http1Config : Http1Config.DEFAULT;
58          this.lineFormatter = lineFormatter != null ? lineFormatter : BasicLineFormatter.INSTANCE;
59      }
60  
61      /**
62       * @since 5.3
63       */
64      public DefaultHttpResponseWriterFactory(final Http1Config http1Config) {
65          this(http1Config, null);
66      }
67  
68      public DefaultHttpResponseWriterFactory(final LineFormatter lineFormatter) {
69          this(null, lineFormatter);
70      }
71  
72      public DefaultHttpResponseWriterFactory() {
73          this(null, null);
74      }
75  
76      @Override
77      public NHttpMessageWriter<HttpResponse> create() {
78          return new DefaultHttpResponseWriter<>(lineFormatter, http1Config);
79      }
80  
81  }