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1   /*
2    * Copyright 2001-2005 The Apache Software Foundation
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *     http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package org.apache.commons.fileupload;
17  
18  import java.io.File;
19  import java.util.List;
20  import javax.servlet.http.HttpServletRequest;
21  
22  /***
23   * <p>High level API for processing file uploads.</p>
24   *
25   * <p>This class handles multiple files per single HTML widget, sent using
26   * <code>multipart/mixed</code> encoding type, as specified by
27   * <a href="http://www.ietf.org/rfc/rfc1867.txt">RFC 1867</a>.  Use {@link
28   * #parseRequest(HttpServletRequest)} to acquire a list of {@link
29   * org.apache.commons.fileupload.FileItem}s associated with a given HTML
30   * widget.</p>
31   *
32   * <p>Individual parts will be stored in temporary disk storage or in memory,
33   * depending on their size, and will be available as {@link
34   * org.apache.commons.fileupload.FileItem}s.</p>
35   *
36   * @author <a href="mailto:Rafal.Krzewski@e-point.pl">Rafal Krzewski</a>
37   * @author <a href="mailto:dlr@collab.net">Daniel Rall</a>
38   * @author <a href="mailto:jvanzyl@apache.org">Jason van Zyl</a>
39   * @author <a href="mailto:jmcnally@collab.net">John McNally</a>
40   * @author <a href="mailto:martinc@apache.org">Martin Cooper</a>
41   * @author Sean C. Sullivan
42   *
43   * @version $Id: DiskFileUpload.java 349366 2005-11-28 04:44:57Z martinc $
44   *
45   * @deprecated Use <code>ServletFileUpload</code> together with
46   *             <code>DiskFileItemFactory</code> instead.
47   */
48  public class DiskFileUpload
49      extends FileUploadBase {
50  
51      // ----------------------------------------------------------- Data members
52  
53  
54      /***
55       * The factory to use to create new form items.
56       */
57      private DefaultFileItemFactory fileItemFactory;
58  
59  
60      // ----------------------------------------------------------- Constructors
61  
62  
63      /***
64       * Constructs an instance of this class which uses the default factory to
65       * create <code>FileItem</code> instances.
66       *
67       * @see #DiskFileUpload(DefaultFileItemFactory fileItemFactory)
68       *
69       * @deprecated Use <code>FileUpload</code> instead.
70       */
71      public DiskFileUpload() {
72          super();
73          this.fileItemFactory = new DefaultFileItemFactory();
74      }
75  
76  
77      /***
78       * Constructs an instance of this class which uses the supplied factory to
79       * create <code>FileItem</code> instances.
80       *
81       * @see #DiskFileUpload()
82       *
83       * @deprecated Use <code>FileUpload</code> instead.
84       */
85      public DiskFileUpload(DefaultFileItemFactory fileItemFactory) {
86          super();
87          this.fileItemFactory = fileItemFactory;
88      }
89  
90  
91      // ----------------------------------------------------- Property accessors
92  
93  
94      /***
95       * Returns the factory class used when creating file items.
96       *
97       * @return The factory class for new file items.
98       *
99       * @deprecated Use <code>FileUpload</code> instead.
100      */
101     public FileItemFactory getFileItemFactory() {
102         return fileItemFactory;
103     }
104 
105 
106     /***
107      * Sets the factory class to use when creating file items. The factory must
108      * be an instance of <code>DefaultFileItemFactory</code> or a subclass
109      * thereof, or else a <code>ClassCastException</code> will be thrown.
110      *
111      * @param factory The factory class for new file items.
112      *
113      * @deprecated Use <code>FileUpload</code> instead.
114      */
115     public void setFileItemFactory(FileItemFactory factory) {
116         this.fileItemFactory = (DefaultFileItemFactory) factory;
117     }
118 
119 
120     /***
121      * Returns the size threshold beyond which files are written directly to
122      * disk.
123      *
124      * @return The size threshold, in bytes.
125      *
126      * @see #setSizeThreshold(int)
127      *
128      * @deprecated Use <code>DiskFileItemFactory</code> instead.
129      */
130     public int getSizeThreshold() {
131         return fileItemFactory.getSizeThreshold();
132     }
133 
134 
135     /***
136      * Sets the size threshold beyond which files are written directly to disk.
137      *
138      * @param sizeThreshold The size threshold, in bytes.
139      *
140      * @see #getSizeThreshold()
141      *
142      * @deprecated Use <code>DiskFileItemFactory</code> instead.
143      */
144     public void setSizeThreshold(int sizeThreshold) {
145         fileItemFactory.setSizeThreshold(sizeThreshold);
146     }
147 
148 
149     /***
150      * Returns the location used to temporarily store files that are larger
151      * than the configured size threshold.
152      *
153      * @return The path to the temporary file location.
154      *
155      * @see #setRepositoryPath(String)
156      *
157      * @deprecated Use <code>DiskFileItemFactory</code> instead.
158      */
159     public String getRepositoryPath() {
160         return fileItemFactory.getRepository().getPath();
161     }
162 
163 
164     /***
165      * Sets the location used to temporarily store files that are larger
166      * than the configured size threshold.
167      *
168      * @param repositoryPath The path to the temporary file location.
169      *
170      * @see #getRepositoryPath()
171      *
172      * @deprecated Use <code>DiskFileItemFactory</code> instead.
173      */
174     public void setRepositoryPath(String repositoryPath) {
175         fileItemFactory.setRepository(new File(repositoryPath));
176     }
177 
178 
179     // --------------------------------------------------------- Public methods
180 
181 
182     /***
183      * Processes an <a href="http://www.ietf.org/rfc/rfc1867.txt">RFC 1867</a>
184      * compliant <code>multipart/form-data</code> stream. If files are stored
185      * on disk, the path is given by <code>getRepository()</code>.
186      *
187      * @param req           The servlet request to be parsed. Must be non-null.
188      * @param sizeThreshold The max size in bytes to be stored in memory.
189      * @param sizeMax       The maximum allowed upload size, in bytes.
190      * @param path          The location where the files should be stored.
191      *
192      * @return A list of <code>FileItem</code> instances parsed from the
193      *         request, in the order that they were transmitted.
194      *
195      * @throws FileUploadException if there are problems reading/parsing
196      *                             the request or storing files.
197      *
198      * @deprecated Use <code>ServletFileUpload</code> instead.
199      */
200     public List /* FileItem */ parseRequest(HttpServletRequest req,
201                                             int sizeThreshold,
202                                             long sizeMax, String path)
203         throws FileUploadException {
204         setSizeThreshold(sizeThreshold);
205         setSizeMax(sizeMax);
206         setRepositoryPath(path);
207         return parseRequest(req);
208     }
209 
210 }