Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||||||
MultipartDecoderFilter |
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| 1.5;1.5 |
1 | // Copyright 2005 The Apache Software Foundation |
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2 | // |
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3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
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4 | // you may not use this file except in compliance with the License. |
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5 | // You may obtain a copy of the License at |
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6 | // |
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7 | // http://www.apache.org/licenses/LICENSE-2.0 |
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8 | // |
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9 | // Unless required by applicable law or agreed to in writing, software |
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10 | // distributed under the License is distributed on an "AS IS" BASIS, |
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11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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12 | // See the License for the specific language governing permissions and |
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13 | // limitations under the License. |
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14 | ||
15 | package org.apache.tapestry.multipart; |
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16 | ||
17 | import java.io.IOException; |
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18 | ||
19 | import javax.servlet.ServletException; |
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20 | import javax.servlet.http.HttpServletRequest; |
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21 | import javax.servlet.http.HttpServletResponse; |
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22 | ||
23 | import org.apache.tapestry.services.ServletRequestServicer; |
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24 | import org.apache.tapestry.services.ServletRequestServicerFilter; |
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25 | ||
26 | /** |
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27 | * Checks to see if the request is a file upload and, if so, uses the |
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28 | * {@link org.apache.tapestry.multipart.MultipartDecoder} to obtain form parameters. |
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29 | * |
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30 | * @author Howard M. Lewis Ship |
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31 | * @since 4.0 |
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32 | */ |
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33 | 2 | public class MultipartDecoderFilter implements ServletRequestServicerFilter |
34 | { |
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35 | private ServletMultipartDecoder _decoder; |
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36 | ||
37 | public void service(HttpServletRequest request, HttpServletResponse response, |
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38 | ServletRequestServicer servicer) throws IOException, ServletException |
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39 | { |
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40 | 2 | String contentType = request.getContentType(); |
41 | ||
42 | // contentType is occasionally null in testing. The browser tacks on additional |
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43 | // information onto the contentType to indicate where the boundaries are in |
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44 | // the stream. |
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45 | ||
46 | 2 | boolean encoded = contentType != null && contentType.startsWith("multipart/form-data"); |
47 | ||
48 | try |
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49 | { |
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50 | 2 | HttpServletRequest newRequest = encoded ? _decoder.decode(request) : request; |
51 | ||
52 | 2 | servicer.service(newRequest, response); |
53 | } |
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54 | finally |
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55 | { |
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56 | 2 | if (encoded) |
57 | 1 | _decoder.cleanup(); |
58 | } |
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59 | 2 | } |
60 | ||
61 | public void setDecoder(ServletMultipartDecoder decoder) |
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62 | { |
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63 | 1 | _decoder = decoder; |
64 | 1 | } |
65 | } |