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MultipartDecoder.java | - | - | - | - |
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1 | // Copyright 2005 The Apache Software Foundation | |
2 | // | |
3 | // Licensed under the Apache License, Version 2.0 (the "License"); | |
4 | // you may not use this file except in compliance with the License. | |
5 | // You may obtain a copy of the License at | |
6 | // | |
7 | // http://www.apache.org/licenses/LICENSE-2.0 | |
8 | // | |
9 | // Unless required by applicable law or agreed to in writing, software | |
10 | // distributed under the License is distributed on an "AS IS" BASIS, | |
11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
12 | // See the License for the specific language governing permissions and | |
13 | // limitations under the License. | |
14 | ||
15 | package org.apache.tapestry.multipart; | |
16 | ||
17 | import javax.servlet.http.HttpServletRequest; | |
18 | ||
19 | import org.apache.tapestry.request.IUploadFile; | |
20 | ||
21 | /** | |
22 | * Responsible for detecting and processing file upload requests, using Jakarta Commons FileUpload. | |
23 | * Implementations of this service typically use the threaded service lifecycle model. | |
24 | * | |
25 | * @author Howard M. Lewis Ship | |
26 | * @since 4.0 | |
27 | */ | |
28 | public interface MultipartDecoder | |
29 | { | |
30 | /** | |
31 | * Decodes the request, returning a new {@link javax.servlet.http.HttpServletRequest} | |
32 | * implementation that will allow access to the form fields submitted in the request (but omits | |
33 | * uploaded files. | |
34 | */ | |
35 | ||
36 | public HttpServletRequest decode(HttpServletRequest request); | |
37 | ||
38 | /** | |
39 | * Gets a file upload with the given name, or returns null if no such file upload was in the | |
40 | * request. | |
41 | */ | |
42 | ||
43 | public IUploadFile getFileUpload(String parameterName); | |
44 | ||
45 | /** | |
46 | * Cleans up any temporary resources created during the request processing. This typically | |
47 | * includes temporary files used to contain uploaded file content. | |
48 | */ | |
49 | ||
50 | public void cleanup(); | |
51 | } |
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