Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/server/CSVExportServiceImpl.java @ 258:5091675676d6

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Fixed attributes/namespaces in the XML document that is used to fetch the CSV export of WINFO computations. flys-client/trunk@1871 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Tue, 10 May 2011 06:48:46 +0000
parents 5e1c1b7d6516
children 50a95db68e66
rev   line source
256
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1 package de.intevation.flys.client.server;
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2
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3 import java.util.List;
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4
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5 import java.io.Reader;
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6 import java.io.InputStream;
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7 import java.io.InputStreamReader;
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8 import java.io.IOException;
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9
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10 import org.w3c.dom.Document;
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11 import org.w3c.dom.Element;
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12
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13 import com.google.gwt.user.server.rpc.RemoteServiceServlet;
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14
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15 import au.com.bytecode.opencsv.CSVReader;
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16
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17 import de.intevation.artifacts.common.ArtifactNamespaceContext;
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18 import de.intevation.artifacts.common.utils.XMLUtils;
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19
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20 import de.intevation.artifacts.httpclient.http.HttpClient;
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21 import de.intevation.artifacts.httpclient.http.HttpClientImpl;
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22
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23 import de.intevation.flys.client.shared.exceptions.ServerException;
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24 import de.intevation.flys.client.client.services.CSVExportService;
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25
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26
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27 /**
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28 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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29 */
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30 public class CSVExportServiceImpl
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31 extends RemoteServiceServlet
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32 implements CSVExportService
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33 {
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34 public static final String ERROR_NO_EXPORT_FOUND =
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35 "error_no_export_found";
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36
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37 public List getCSV(
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38 String url,
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39 String locale,
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40 String uuid,
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41 String name)
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42 throws ServerException
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43 {
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44 System.out.println("CSVExportServiceImpl.getCSV");
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45
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46 Document requestDoc = XMLUtils.newDocument();
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47
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48 XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator(
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49 requestDoc,
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50 ArtifactNamespaceContext.NAMESPACE_URI,
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51 ArtifactNamespaceContext.NAMESPACE_PREFIX);
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52
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53 if (name.startsWith("output.")) {
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54 name = name.substring(name.indexOf(".") + 1);
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55 }
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56
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57 Element action = ec.create("action");
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58 ec.addAttr(action, "type", "csv", true);
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59 ec.addAttr(action, "name", name, true);
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60
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61 requestDoc.appendChild(action);
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62
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63 HttpClient client = new HttpClientImpl(url, locale);
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64 try {
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65 InputStream in = client.collectionOut(requestDoc, uuid, "export");
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66 Reader reader = new InputStreamReader (in, "UTF-8");
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67 CSVReader csvReader = new CSVReader (reader);
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68
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69 return csvReader.readAll ();
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70 }
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71 catch (IOException ce) {
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72 System.err.println(ce.getLocalizedMessage());
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73 }
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74
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75 throw new ServerException(ERROR_NO_EXPORT_FOUND);
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76 }
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77 }
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78 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org