Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/services/FileUploadService.java @ 3295:4fc442f1b4f6

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Refactored FLYSArtifactCollection. flys-artifacts/trunk@4976 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Raimund Renkert <raimund.renkert@intevation.de>
date Fri, 13 Jul 2012 09:33:16 +0000
parents d78b7c06e061
children 442fbb290fa8
rev   line source
2639
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Raimund Renkert <raimund.renkert@intevation.de>
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1 package de.intevation.flys.artifacts.services;
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2
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3 import java.io.File;
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4 import java.io.FileOutputStream;
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5 import java.io.IOException;
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6
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7 import org.apache.log4j.Logger;
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8
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9 import org.apache.commons.codec.binary.Base64;
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10
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11 import org.w3c.dom.Document;
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12 import org.w3c.dom.Element;
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13
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14 import de.intevation.artifacts.common.ArtifactNamespaceContext;
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15 import de.intevation.artifacts.common.utils.XMLUtils;
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16 import de.intevation.artifacts.common.utils.XMLUtils.ElementCreator;
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17 import de.intevation.artifacts.common.utils.FileTools;
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18
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19 import de.intevation.artifacts.CallMeta;
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20 import de.intevation.artifacts.GlobalContext;
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21
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22 import de.intevation.flys.utils.FLYSUtils;
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23
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Raimund Renkert <raimund.renkert@intevation.de>
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24 /**
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25 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
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26 */
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27 public class FileUploadService extends FLYSService {
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28
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29 /** The logger used in this service.*/
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30 private static Logger logger = Logger.getLogger(FileUploadService.class);
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31
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32 /** XPath that points to the artifact uuid.*/
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33 public static final String XPATH_ARTIFACT_UUID =
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34 "/upload/artifact-uuid/text()";
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35
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36 /** XPath that points to the base64 encoded data.*/
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37 public static final String XPATH_DATA = "/upload/data/text()";
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38
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39 public FileUploadService() {
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40 }
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41
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42
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43 @Override
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44 protected Document doProcess(
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45 Document data,
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46 GlobalContext context,
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47 CallMeta callMeta
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48 ) {
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49 logger.debug("FileUploadService.process");
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50
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51 String uuid = extractUuid(data);
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52
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53 byte[] fileData = extractData(data);
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54 if (fileData != null) {
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55 try {
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56 String shapePath = FLYSUtils.getXPathString(
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57 FLYSUtils.XPATH_SHAPEFILE_DIR);
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58
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59 File artifactDir = FileTools.getDirectory(shapePath, uuid);
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60 FileOutputStream fos =
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61 new FileOutputStream(
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62 new File(artifactDir, "user-rgd.zip"));
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63 try {
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64 fos.write(fileData);
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65 }
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66 finally {
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67 fos.close();
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68 }
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69 }
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70 catch (IOException ioe) {
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71 logger.warn(ioe, ioe);
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72 }
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73 }
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74 else {
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75 logger.debug("No data in uploaded xml.");
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76 }
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77
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78 Document doc = XMLUtils.newDocument();
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79 ElementCreator ec = new ElementCreator(doc, null, null);
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80 Element resp = ec.create("response");
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81 doc.appendChild(resp);
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82
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83 return doc;
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84 }
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85
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86
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87 protected String extractUuid(Document data) {
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88 return XMLUtils.xpathString(
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89 data, XPATH_ARTIFACT_UUID, ArtifactNamespaceContext.INSTANCE);
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90 }
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91
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92
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93 protected byte[] extractData(Document data) {
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94 String b64Data = XMLUtils.xpathString(
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95 data, XPATH_DATA, ArtifactNamespaceContext.INSTANCE);
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96
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d78b7c06e061 Fixed string comparision for identity.
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97 if (b64Data != null && b64Data.length() > 0) {
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98 byte[] fileData = Base64.decodeBase64(b64Data);
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99 return fileData;
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100 }
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101 return null;
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102 }
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103 }
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104 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org