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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.message;
29  
30  import org.apache.http.HttpRequest;
31  import org.apache.http.HttpVersion;
32  import org.apache.http.ProtocolVersion;
33  import org.apache.http.RequestLine;
34  import org.apache.http.annotation.NotThreadSafe;
35  import org.apache.http.util.Args;
36  
37  /**
38   * Basic implementation of {@link HttpRequest}.
39   *
40   * @since 4.0
41   */
42  @NotThreadSafe
43  public class BasicHttpRequest extends AbstractHttpMessage implements HttpRequest {
44  
45      private final String method;
46      private final String uri;
47  
48      private RequestLine requestline;
49  
50      /**
51       * Creates an instance of this class using the given request method
52       * and URI.
53       *
54       * @param method request method.
55       * @param uri request URI.
56       */
57      public BasicHttpRequest(final String method, final String uri) {
58          super();
59          this.method = Args.notNull(method, "Method name");
60          this.uri = Args.notNull(uri, "Request URI");
61          this.requestline = null;
62      }
63  
64      /**
65       * Creates an instance of this class using the given request method, URI
66       * and the HTTP protocol version.
67       *
68       * @param method request method.
69       * @param uri request URI.
70       * @param ver HTTP protocol version.
71       */
72      public BasicHttpRequest(final String method, final String uri, final ProtocolVersion ver) {
73          this(new BasicRequestLine(method, uri, ver));
74      }
75  
76      /**
77       * Creates an instance of this class using the given request line.
78       *
79       * @param requestline request line.
80       */
81      public BasicHttpRequest(final RequestLine requestline) {
82          super();
83          this.requestline = Args.notNull(requestline, "Request line");
84          this.method = requestline.getMethod();
85          this.uri = requestline.getUri();
86      }
87  
88      /**
89       * Returns the HTTP protocol version to be used for this request.
90       *
91       * @see #BasicHttpRequest(String, String)
92       */
93      @Override
94      public ProtocolVersion getProtocolVersion() {
95          return getRequestLine().getProtocolVersion();
96      }
97  
98      /**
99       * Returns the request line of this request.
100      *
101      * @see #BasicHttpRequest(String, String)
102      */
103     @Override
104     public RequestLine getRequestLine() {
105         if (this.requestline == null) {
106             this.requestline = new BasicRequestLine(this.method, this.uri, HttpVersion.HTTP_1_1);
107         }
108         return this.requestline;
109     }
110 
111     @Override
112     public String toString() {
113         return this.method + " " + this.uri + " " + this.headergroup;
114     }
115 
116 }