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1   /*
2    * $HeadURL: https://svn.apache.org/repos/asf/jakarta/commons/proper/httpclient/trunk/src/java/org/apache/commons/httpclient/methods/FileRequestEntity.java $
3    * $Revision: 410820 $
4    * $Date: 2006-06-01 12:01:33 +0200 (Thu, 01 Jun 2006) $
5    *
6    * ====================================================================
7    *
8    *  Copyright 1999-2006 The Apache Software Foundation
9    *
10   *  Licensed under the Apache License, Version 2.0 (the "License");
11   *  you may not use this file except in compliance with the License.
12   *  You may obtain a copy of the License at
13   *
14   *      http://www.apache.org/licenses/LICENSE-2.0
15   *
16   *  Unless required by applicable law or agreed to in writing, software
17   *  distributed under the License is distributed on an "AS IS" BASIS,
18   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
19   *  See the License for the specific language governing permissions and
20   *  limitations under the License.
21   * ====================================================================
22   *
23   * This software consists of voluntary contributions made by many
24   * individuals on behalf of the Apache Software Foundation.  For more
25   * information on the Apache Software Foundation, please see
26   * <http://www.apache.org/>.
27   *
28   */
29  package org.apache.commons.httpclient.methods;
30  
31  import java.io.File;
32  import java.io.FileInputStream;
33  import java.io.IOException;
34  import java.io.InputStream;
35  import java.io.OutputStream;
36  
37  import org.apache.commons.httpclient.methods.RequestEntity;
38  
39  /***
40   * A RequestEntity that represents a File.
41   * 
42   * @since 3.1
43   */
44  public class FileRequestEntity implements RequestEntity {
45  
46      final File file;
47      final String contentType;
48      
49      public FileRequestEntity(final File file, final String contentType) {
50          super();
51          if (file == null) {
52              throw new IllegalArgumentException("File may not be null");
53          }
54          this.file = file;
55          this.contentType = contentType;
56      }
57      public long getContentLength() {
58          return this.file.length();
59      }
60  
61      public String getContentType() {
62          return this.contentType;
63      }
64  
65      public boolean isRepeatable() {
66          return true;
67      }
68  
69      public void writeRequest(final OutputStream out) throws IOException {
70          byte[] tmp = new byte[4096];
71          int i = 0;
72          InputStream instream = new FileInputStream(this.file);
73          while ((i = instream.read(tmp)) >= 0) {
74              out.write(tmp, 0, i);
75          }        
76      }    
77      
78  }