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      1 /*
      2  * $HeadURL: http://svn.apache.org/repos/asf/httpcomponents/httpcore/trunk/module-main/src/main/java/org/apache/http/message/BasicHttpRequest.java $
      3  * $Revision: 573864 $
      4  * $Date: 2007-09-08 08:53:25 -0700 (Sat, 08 Sep 2007) $
      5  *
      6  * ====================================================================
      7  * Licensed to the Apache Software Foundation (ASF) under one
      8  * or more contributor license agreements.  See the NOTICE file
      9  * distributed with this work for additional information
     10  * regarding copyright ownership.  The ASF licenses this file
     11  * to you under the Apache License, Version 2.0 (the
     12  * "License"); you may not use this file except in compliance
     13  * with the License.  You may obtain a copy of the License at
     14  *
     15  *   http://www.apache.org/licenses/LICENSE-2.0
     16  *
     17  * Unless required by applicable law or agreed to in writing,
     18  * software distributed under the License is distributed on an
     19  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
     20  * KIND, either express or implied.  See the License for the
     21  * specific language governing permissions and limitations
     22  * under the License.
     23  * ====================================================================
     24  *
     25  * This software consists of voluntary contributions made by many
     26  * individuals on behalf of the Apache Software Foundation.  For more
     27  * information on the Apache Software Foundation, please see
     28  * <http://www.apache.org/>.
     29  *
     30  */
     31 
     32 package org.apache.http.message;
     33 
     34 import org.apache.http.HttpRequest;
     35 import org.apache.http.ProtocolVersion;
     36 import org.apache.http.RequestLine;
     37 import org.apache.http.params.HttpProtocolParams;
     38 
     39 /**
     40  * Basic implementation of an HTTP request that can be modified.
     41  *
     42  * @author <a href="mailto:oleg at ural.ru">Oleg Kalnichevski</a>
     43  *
     44  * @version $Revision: 573864 $
     45  *
     46  * @since 4.0
     47  */
     48 public class BasicHttpRequest extends AbstractHttpMessage implements HttpRequest {
     49 
     50     private final RequestLine requestline;
     51     private final String method;
     52     private final String uri;
     53 
     54     public BasicHttpRequest(final String method, final String uri) {
     55         super();
     56         if (method == null) {
     57             throw new IllegalArgumentException("Method name may not be null");
     58         }
     59         if (uri == null) {
     60             throw new IllegalArgumentException("Request URI may not be null");
     61         }
     62         this.method = method;
     63         this.uri = uri;
     64         this.requestline = null;
     65     }
     66 
     67     public BasicHttpRequest(final String method, final String uri, final ProtocolVersion ver) {
     68         this(new BasicRequestLine(method, uri, ver));
     69     }
     70 
     71     public BasicHttpRequest(final RequestLine requestline) {
     72         super();
     73         if (requestline == null) {
     74             throw new IllegalArgumentException("Request line may not be null");
     75         }
     76         this.requestline = requestline;
     77         this.method = requestline.getMethod();
     78         this.uri = requestline.getUri();
     79     }
     80 
     81     public ProtocolVersion getProtocolVersion() {
     82         if (this.requestline != null) {
     83             return this.requestline.getProtocolVersion();
     84         } else {
     85             return HttpProtocolParams.getVersion(getParams());
     86         }
     87     }
     88 
     89     public RequestLine getRequestLine() {
     90         if (this.requestline != null) {
     91             return this.requestline;
     92         } else {
     93             ProtocolVersion ver = HttpProtocolParams.getVersion(getParams());
     94             return new BasicRequestLine(this.method, this.uri, ver);
     95         }
     96     }
     97 
     98 }
     99