##### Coverage Report - org.melati.servlet.MemoryFormDataAdaptor

Classes in this File | Line Coverage | Branch Coverage | Complexity
MemoryFormDataAdaptor |
62% | 15/24
75% | 3/4
| 2.2;2.2

1 |  |
     /*
2 |  |
      * $Source: /usr/cvsroot/melati/melati/src/site/resources/withWebmacro/org.melati.servlet.MemoryFormDataAdaptor.html,v $
3 |  |
      * $Revision: 1.1 $
4 |  |
      *
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      * Copyright (C) 2000 Myles Chippendale
6 |  |
      *
7 |  |
      * Part of Melati (http://melati.org), a framework for the rapid
8 |  |
      * development of clean, maintainable web applications.
9 |  |
      *
10 |  |
      * Melati is free software; Permission is granted to copy, distribute
11 |  |
      * and/or modify this software under the terms either:
12 |  |
      *
13 |  |
      * a) the GNU General Public License as published by the Free Software
14 |  |
      *    Foundation; either version 2 of the License, or (at your option)
15 |  |
      *    any later version,
16 |  |
      *
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      *    or
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      *
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      * b) any version of the Melati Software License, as published
20 |  |
      *    at http://melati.org
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      *
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      * You should have received a copy of the GNU General Public License and
23 |  |
      * the Melati Software License along with this program;
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      * if not, write to the Free Software Foundation, Inc.,
25 |  |
      * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA to obtain the
26 |  |
      * GNU General Public License and visit http://melati.org to obtain the
27 |  |
      * Melati Software License.
28 |  |
      *
29 |  |
      * Feel free to contact the Developers of Melati (http://melati.org),
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      * if you would like to work out a different arrangement than the options
31 |  |
      * outlined here.  It is our intention to allow Melati to be used by as
32 |  |
      * wide an audience as possible.
33 |  |
      *
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      * This program is distributed in the hope that it will be useful,
35 |  |
      * but WITHOUT ANY WARRANTY; without even the implied warranty of
36 |  |
      * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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      * GNU General Public License for more details.
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      *
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      * Contact details for copyright holder:
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      *
41 |  |
      *     Mylesc Chippendale <mylesc At paneris.org>
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      *     http://paneris.org/
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      *     29 Stanley Road, Oxford, OX4 1QY, UK
44 |  |
      */
45 |  |
46 |  |
     package org.melati.servlet;
47 |  |
48 |  |
     import java.io.File;
49 |  |
     import java.io.ByteArrayOutputStream;
50 |  |
     import java.io.IOException;
51 |  |
     import org.melati.util.DelimitedBufferedInputStream;
52 |  |
53 |  |
     /**
54 |  |
      * Store the uploaded data in a byte array in memory.
55 |  |
      */
56 | 106 |
     public class MemoryFormDataAdaptor implements FormDataAdaptor {
57 |  |
       /** Size for byte buffers */
58 | 106 |
       protected int BUFSIZE = 512;
59 |  |
60 | 106 |
       private byte[] data = new byte[0];
61 |  |
62 |  |
       /**
63 |  |
        * Return the data as a byte array.
64 |  |
        * @return the data as a byte array
65 |  |
        */
66 |  |
       public byte[] getData() {
67 | 34 |
         return data;
68 |  |
       }
69 |  |
70 |  |
       /**
71 |  |
        * Return the size of the data.
72 |  |
        * @return the size of the data
73 |  |
        */
74 |  |
       public long getSize() {
75 | 0 |
         return data.length;
76 |  |
       }
77 |  |
78 |  |
       /**
79 |  |
        * Return a File object pointing to the saved data (if one exists).
80 |  |
        * @return always <code>null</code>
81 |  |
        */
82 |  |
       public File getFile() {
83 | 8 |
         return null;
84 |  |
       }
85 |  |
86 |  |
       /**
87 |  |
        * Return a url to the object.
88 |  |
        * @return always null
89 |  |
        */
90 |  |
       public String getURL() {
91 | 0 |
         return null;
92 |  |
       }
93 |  |
94 |  |
       /**
95 |  |
        * Read data from in until the delim and save it
96 |  |
        * in an internal buffer for later use.
97 |  |
        *
98 |  |
        * @param field   a {@link MultipartFormField} to be read
99 |  |
        * @param in      a {@link DelimitedBufferedInputStream} to read from
100 |  |
        * @param delim   the delimitor to differentiate elements
101 |  |
        * @throws IOException if there is a problem reading the input
102 |  |
        */
103 |  |
       public void readData(MultipartFormField field,
104 |  |
                            DelimitedBufferedInputStream in,
105 |  |
                            byte[] delim)
106 |  |
           throws IOException {
107 |  |
108 | 106 |
         ByteArrayOutputStream out = new ByteArrayOutputStream();
109 | 106 |
         byte[] buff = new byte[BUFSIZE];
110 |  |
         int count;
111 |  |
112 |  |
         try {
113 | 266 |
           while ((count = in.readToDelimiter(buff, 0, buff.length, delim)) > 0)
114 | 160 |
             out.write(buff, 0, count);
115 | 106 |
           if (count == -1)
116 | 0 |
             throw new IOException(
117 |  |
                           "Didn't find boundary whilst reading field data");
118 | 106 |
           data = out.toByteArray();
119 |  |
         }
120 | 0 |
         catch (IOException e) {
121 | 0 |
           throw e;
122 |  |
         }
123 |  |
         finally {
124 | 0 |
           try {
125 | 106 |
             out.close();
126 | 106 |
             out = null;
127 |  |
           }
128 | 0 |
           catch (Exception e) {
129 |  |
             // Thrown above
130 | 0 |
             e = null; // shut PMD up
131 | 106 |
           }
132 | 0 |
         }
133 | 106 |
       }
134 |  |
     }
135 |  |
136 |  |
137 |  |
138 |  |
139 |  |
140 |  |