Clover coverage report - Code Coverage for tapestry release 4.0-alpha-3
Coverage timestamp: Mon May 16 2005 09:05:49 EDT
file stats: LOC: 191   Methods: 10
NCLOC: 119   Classes: 1
30 day Evaluation Version distributed via the Maven Jar Repository. Clover is not free. You have 30 days to evaluate it. Please visit http://www.thecortex.net/clover to obtain a licensed version of Clover
 
 Source file Conditionals Statements Methods TOTAL
MultipartDecoderImpl.java 81.2% 93.6% 100% 91.8%
coverage coverage
 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 java.io.UnsupportedEncodingException;
 18   
 import java.util.HashMap;
 19   
 import java.util.Iterator;
 20   
 import java.util.List;
 21   
 import java.util.Map;
 22   
 
 23   
 import javax.servlet.http.HttpServletRequest;
 24   
 
 25   
 import org.apache.commons.fileupload.DiskFileUpload;
 26   
 import org.apache.commons.fileupload.FileItem;
 27   
 import org.apache.commons.fileupload.FileUploadException;
 28   
 import org.apache.hivemind.ApplicationRuntimeException;
 29   
 import org.apache.tapestry.request.IUploadFile;
 30   
 
 31   
 /**
 32   
  * Implementation of {@link org.apache.tapestry.multipart.MultipartDecoder}that is based on <a
 33   
  * href="http://jakarta.apache.org/commons/fileupload/">Jakarta FileUpload </a>.
 34   
  * 
 35   
  * @author Howard M. Lewis Ship
 36   
  * @author Joe Panico
 37   
  * @since 4.0
 38   
  */
 39   
 public class MultipartDecoderImpl implements MultipartDecoder
 40   
 {
 41   
     /**
 42   
      * Map of UploadPart (which implements IUploadFile), keyed on parameter name.
 43   
      */
 44   
 
 45   
     private Map _uploadParts = new HashMap();
 46   
 
 47   
     /**
 48   
      * Map of ValuePart, keyed on parameter name.
 49   
      */
 50   
     private Map _valueParts = new HashMap();
 51   
 
 52   
     private int _maxSize = 10000000;
 53   
 
 54   
     private int _thresholdSize = 1024;
 55   
 
 56   
     private String _repositoryPath = System.getProperty("java.io.tmpdir");
 57   
 
 58   
     private String _encoding;
 59   
 
 60  5
     public HttpServletRequest decode(HttpServletRequest request)
 61   
     {
 62  5
         _encoding = request.getCharacterEncoding();
 63   
 
 64  5
         DiskFileUpload upload = createUpload(request);
 65   
 
 66  5
         try
 67   
         {
 68  5
             List fileItems = upload
 69   
                     .parseRequest(request, _thresholdSize, _maxSize, _repositoryPath);
 70   
 
 71  5
             processFileItems(fileItems);
 72   
         }
 73   
         catch (FileUploadException ex)
 74   
         {
 75  0
             throw new ApplicationRuntimeException(MultipartMessages.unableToDecode(ex), ex);
 76   
         }
 77   
 
 78  5
         Map parameterMap = buildParameterMap();
 79   
 
 80  5
         return new UploadFormParametersWrapper(request, parameterMap);
 81   
     }
 82   
 
 83  5
     private Map buildParameterMap()
 84   
     {
 85  5
         Map result = new HashMap();
 86   
 
 87  5
         Iterator i = _valueParts.entrySet().iterator();
 88  5
         while (i.hasNext())
 89   
         {
 90  27
             Map.Entry e = (Map.Entry) i.next();
 91   
 
 92  27
             String name = (String) e.getKey();
 93  27
             ValuePart part = (ValuePart) e.getValue();
 94   
 
 95  27
             result.put(name, part.getValues());
 96   
         }
 97   
 
 98  5
         return result;
 99   
     }
 100   
 
 101  5
     private void processFileItems(List parts)
 102   
     {
 103  5
         if (parts == null)
 104  0
             return;
 105   
 
 106  5
         Iterator i = parts.iterator();
 107   
 
 108  5
         while (i.hasNext())
 109   
         {
 110  32
             FileItem item = (FileItem) i.next();
 111   
 
 112  32
             processFileItem(item);
 113   
         }
 114   
     }
 115   
 
 116  32
     private void processFileItem(FileItem item)
 117   
     {
 118  32
         if (item.isFormField())
 119   
         {
 120  28
             processFormFieldItem(item);
 121  28
             return;
 122   
         }
 123   
 
 124  4
         processUploadFileItem(item);
 125   
     }
 126   
 
 127  4
     private void processUploadFileItem(FileItem item)
 128   
     {
 129  4
         String name = item.getFieldName();
 130   
 
 131  4
         UploadPart part = new UploadPart(item);
 132   
 
 133  4
         _uploadParts.put(name, part);
 134   
     }
 135   
 
 136  28
     void processFormFieldItem(FileItem item)
 137   
     {
 138  28
         String name = item.getFieldName();
 139   
 
 140  28
         String value = extractFileItemValue(item);
 141   
 
 142  28
         ValuePart part = (ValuePart) _valueParts.get(name);
 143   
 
 144  28
         if (part == null)
 145  27
             _valueParts.put(name, new ValuePart(value));
 146   
         else
 147  1
             part.add(value);
 148   
     }
 149   
 
 150  28
     private String extractFileItemValue(FileItem item)
 151   
     {
 152  28
         try
 153   
         {
 154  28
             return (_encoding == null) ? item.getString() : item.getString(_encoding);
 155   
         }
 156   
         catch (UnsupportedEncodingException ex)
 157   
         {
 158  0
             throw new ApplicationRuntimeException(MultipartMessages.unsupportedEncoding(
 159   
                     _encoding,
 160   
                     ex), ex);
 161   
         }
 162   
     }
 163   
 
 164  5
     protected DiskFileUpload createUpload(HttpServletRequest request)
 165   
     {
 166  5
         DiskFileUpload upload = new DiskFileUpload();
 167   
 
 168  5
         if (_encoding != null)
 169  5
             upload.setHeaderEncoding(_encoding);
 170   
 
 171  5
         return upload;
 172   
     }
 173   
 
 174  3
     public IUploadFile getFileUpload(String parameterName)
 175   
     {
 176  3
         return (IUploadFile) _uploadParts.get(parameterName);
 177   
     }
 178   
 
 179  5
     public void cleanup()
 180   
     {
 181  5
         Iterator i = _uploadParts.values().iterator();
 182   
 
 183  5
         while (i.hasNext())
 184   
         {
 185  4
             UploadPart part = (UploadPart) i.next();
 186   
 
 187  4
             part.cleanup();
 188   
         }
 189   
     }
 190   
 
 191   
 }