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1 /**
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2 *
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3 */
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4 package digilib.pdf;
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5
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6 import java.io.File;
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7 import java.io.FileNotFoundException;
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8 import java.io.FileOutputStream;
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9 import java.io.OutputStream;
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10 import java.util.concurrent.Callable;
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11
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12 import digilib.image.DocuImage;
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13 import digilib.servlet.DigilibConfiguration;
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14 import digilib.servlet.PDFRequest;
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15 import digilib.util.DigilibJobCenter;
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16
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17 /**
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18 * @author casties
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19 *
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20 */
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21 public class PDFFileWorker implements Callable<File> {
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22 /** the wrapped PDFStreamWorker */
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23 protected PDFStreamWorker streamWorker;
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24
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25 /** the temporary output file */
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26 protected File tempFile;
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27
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28 /** the final output file */
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29 protected File finalFile;
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30
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31 /** Create new PDFFileWorker.
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32 * @param dlConfig
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33 * @param tempFile
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34 * @param job_info
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35 * @param imageJobCenter
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36 * @throws FileNotFoundException
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37 */
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38 public PDFFileWorker(DigilibConfiguration dlConfig,
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39 File tempFile, File finalFile,
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40 PDFRequest job_info,
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41 DigilibJobCenter<DocuImage> imageJobCenter) throws FileNotFoundException {
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42 this.tempFile = tempFile;
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43 OutputStream outstream = new FileOutputStream(tempFile);
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44 this.finalFile = finalFile;
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45 this.streamWorker = new PDFStreamWorker(dlConfig, outstream, job_info, imageJobCenter);
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46 }
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47
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48 public File call() throws Exception {
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49 OutputStream outstream = streamWorker.call();
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50 outstream.flush();
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51 // move temporary to final file
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52 tempFile.renameTo(finalFile);
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53 return finalFile;
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54 }
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55
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56
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57 }
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