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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.http.impl.io;
29  
30  import org.apache.http.HttpResponse;
31  import org.apache.http.HttpResponseFactory;
32  import org.apache.http.annotation.ThreadingBehavior;
33  import org.apache.http.annotation.Contract;
34  import org.apache.http.config.MessageConstraints;
35  import org.apache.http.impl.DefaultHttpResponseFactory;
36  import org.apache.http.io.HttpMessageParser;
37  import org.apache.http.io.HttpMessageParserFactory;
38  import org.apache.http.io.SessionInputBuffer;
39  import org.apache.http.message.BasicLineParser;
40  import org.apache.http.message.LineParser;
41  
42  /**
43   * Default factory for response message parsers.
44   *
45   * @since 4.3
46   */
47  @Contract(threading = ThreadingBehavior.IMMUTABLE_CONDITIONAL)
48  public class DefaultHttpResponseParserFactory implements HttpMessageParserFactory<HttpResponse> {
49  
50      public static final DefaultHttpResponseParserFactory INSTANCE = new DefaultHttpResponseParserFactory();
51  
52      private final LineParser lineParser;
53      private final HttpResponseFactory responseFactory;
54  
55      public DefaultHttpResponseParserFactory(final LineParser lineParser,
56              final HttpResponseFactory responseFactory) {
57          super();
58          this.lineParser = lineParser != null ? lineParser : BasicLineParser.INSTANCE;
59          this.responseFactory = responseFactory != null ? responseFactory
60                  : DefaultHttpResponseFactory.INSTANCE;
61      }
62  
63      public DefaultHttpResponseParserFactory() {
64          this(null, null);
65      }
66  
67      @Override
68      public HttpMessageParser<HttpResponse> create(final SessionInputBuffer buffer,
69              final MessageConstraints constraints) {
70          return new DefaultHttpResponseParser(buffer, lineParser, responseFactory, constraints);
71      }
72  
73  }