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comparison servlet/src/main/java/digilib/pdf/PDFFileWorker.java @ 892:ba1eb2d821a2 mvnify

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rearrange sources to maven directory standard
author robcast
date Tue, 19 Apr 2011 18:44:25 +0200
parents servlet/src/digilib/pdf/PDFFileWorker.java@72662bb585ba
children
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891:6584af320296 892:ba1eb2d821a2
1 /**
2 *
3 */
4 package digilib.pdf;
5
6 import java.io.File;
7 import java.io.FileNotFoundException;
8 import java.io.FileOutputStream;
9 import java.io.OutputStream;
10 import java.util.concurrent.Callable;
11
12 import digilib.image.DocuImage;
13 import digilib.servlet.DigilibConfiguration;
14 import digilib.servlet.PDFRequest;
15 import digilib.util.DigilibJobCenter;
16
17 /**
18 * @author casties
19 *
20 */
21 public class PDFFileWorker implements Callable<File> {
22 /** the wrapped PDFStreamWorker */
23 protected PDFStreamWorker streamWorker;
24
25 /** the temporary output file */
26 protected File tempFile;
27
28 /** the final output file */
29 protected File finalFile;
30
31 /** Create new PDFFileWorker.
32 * @param dlConfig
33 * @param tempFile
34 * @param job_info
35 * @param imageJobCenter
36 * @throws FileNotFoundException
37 */
38 public PDFFileWorker(DigilibConfiguration dlConfig,
39 File tempFile, File finalFile,
40 PDFRequest job_info,
41 DigilibJobCenter<DocuImage> imageJobCenter) throws FileNotFoundException {
42 this.tempFile = tempFile;
43 OutputStream outstream = new FileOutputStream(tempFile);
44 this.finalFile = finalFile;
45 this.streamWorker = new PDFStreamWorker(dlConfig, outstream, job_info, imageJobCenter);
46 }
47
48 public File call() throws Exception {
49 OutputStream outstream = null;
50 try {
51 outstream = streamWorker.call();
52 outstream.flush();
53 outstream.close();
54 // move temporary to final file
55 tempFile.renameTo(finalFile);
56 } finally {
57 if (outstream != null) {
58 outstream.close();
59 }
60 }
61 return finalFile;
62 }
63
64
65 }