Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/services/FileUploadService.java @ 4173:7d4480c0e68e

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Allow users to select the current relevant discharge table in historical discharge table calculattion. In addition to this, the discharge tables in the helper panel displayed in the client is ordered in time.
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Thu, 18 Oct 2012 12:13:48 +0200
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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Raimund Renkert <raimund.renkert@intevation.de>
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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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Raimund Renkert <raimund.renkert@intevation.de>
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12 import org.w3c.dom.Element;
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13
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Raimund Renkert <raimund.renkert@intevation.de>
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14 import de.intevation.artifacts.common.ArtifactNamespaceContext;
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Raimund Renkert <raimund.renkert@intevation.de>
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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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Raimund Renkert <raimund.renkert@intevation.de>
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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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Raimund Renkert <raimund.renkert@intevation.de>
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44 protected Document doProcess(
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Raimund Renkert <raimund.renkert@intevation.de>
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45 Document data,
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Raimund Renkert <raimund.renkert@intevation.de>
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46 GlobalContext context,
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Raimund Renkert <raimund.renkert@intevation.de>
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47 CallMeta callMeta
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Raimund Renkert <raimund.renkert@intevation.de>
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48 ) {
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49 logger.debug("FileUploadService.process");
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50
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Raimund Renkert <raimund.renkert@intevation.de>
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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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Raimund Renkert <raimund.renkert@intevation.de>
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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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2bad13107161 Make file upload cross platform.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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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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b484318ca9c6 Make it compilable again.
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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