001    // Copyright 2007, 2008 The Apache Software Foundation
002    //
003    // Licensed under the Apache License, Version 2.0 (the "License");
004    // you may not use this file except in compliance with the License.
005    // You may obtain a copy of the License at
006    //
007    //     http://www.apache.org/licenses/LICENSE-2.0
008    //
009    // Unless required by applicable law or agreed to in writing, software
010    // distributed under the License is distributed on an "AS IS" BASIS,
011    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012    // See the License for the specific language governing permissions and
013    // limitations under the License.
014    
015    package org.apache.tapestry5.upload.internal.services;
016    
017    import org.apache.commons.fileupload.FileItem;
018    import org.apache.commons.io.FilenameUtils;
019    import org.apache.tapestry5.upload.services.UploadedFile;
020    
021    import java.io.File;
022    import java.io.IOException;
023    import java.io.InputStream;
024    
025    /**
026     * Implentation of {@link org.apache.tapestry5.upload.services.UploadedFile} for FileItems.
027     */
028    public class UploadedFileItem implements UploadedFile
029    {
030        private final FileItem item;
031    
032        public UploadedFileItem(FileItem item)
033        {
034            this.item = item;
035        }
036    
037        public String getContentType()
038        {
039            return item.getContentType();
040        }
041    
042        public String getFileName()
043        {
044            return FilenameUtils.getName(getFilePath());
045        }
046    
047        public String getFilePath()
048        {
049            return item.getName();
050        }
051    
052        public long getSize()
053        {
054            return item.getSize();
055        }
056    
057        public InputStream getStream()
058        {
059            try
060            {
061                return item.getInputStream();
062            }
063            catch (IOException e)
064            {
065                throw new RuntimeException(UploadMessages.unableToOpenContentFile(this), e);
066            }
067        }
068    
069        public boolean isInMemory()
070        {
071            return item.isInMemory();
072        }
073    
074        public void write(File file)
075        {
076            try
077            {
078                item.write(file);
079            }
080            catch (Exception e)
081            {
082                throw new RuntimeException(UploadMessages.writeFailure(file), e);
083            }
084        }
085    
086        public void cleanup()
087        {
088            item.delete();
089        }
090    }