Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/server/FixingsOverviewServiceImpl.java @ 2493:f905c936ffff

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Added the XSL transformation to generate the fixings overview. flys-client/trunk@4286 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Fri, 20 Apr 2012 15:23:27 +0000
parents 2a504b6d9a1b
children 87ac5c532523
rev   line source
2489
2a504b6d9a1b Added stub for fixings overview service.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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1 package de.intevation.flys.client.server;
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2
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3 import com.google.gwt.user.server.rpc.RemoteServiceServlet;
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4
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5 import de.intevation.artifacts.common.utils.XMLUtils;
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6 import de.intevation.artifacts.common.utils.XSLTransformer;
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7
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8 import de.intevation.artifacts.httpclient.exceptions.ConnectionException;
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9
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10 import de.intevation.artifacts.httpclient.http.HttpClient;
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11 import de.intevation.artifacts.httpclient.http.HttpClientImpl;
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12
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13 import de.intevation.flys.client.client.services.FixingsOverviewService;
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14
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15 import de.intevation.flys.client.shared.exceptions.ServerException;
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16
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17 import java.io.IOException;
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18 import java.io.InputStream;
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19
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20 import org.apache.log4j.Logger;
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21
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22 import org.w3c.dom.Document;
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23
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24 public class FixingsOverviewServiceImpl
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25 extends RemoteServiceServlet
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26 implements FixingsOverviewService
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27 {
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28 private static final Logger log =
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29 Logger.getLogger(FixingsOverviewServiceImpl.class);
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30
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31 public static final String SERVICE_NAME = "fixings-overview";
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32
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33 public static final String XSL_TRANSFORM =
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34 "/WEB-INF/stylesheets/fixoverview2html.xsl";
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35
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36 @Override
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37 public String generateOverview(
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38 String locale,
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39 String uuid,
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40 boolean checkboxes,
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41 String filter
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42 )
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43 throws ServerException
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44 {
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45 log.info("FixingsOverviewServiceImpl.doGet");
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46
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47 if (filter == null || filter.length() == 0) {
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48 log.warn("Missing 'filter' parameter.");
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49 return "";
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50 }
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51
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52 Document filterDoc = XMLUtils.jsonToXML(filter);
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53
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54 if (filterDoc == null) {
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55 log.warn("Creating filter document failed.");
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56 return "";
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57 }
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58
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59 InputStream transform =
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60 getServletContext().getResourceAsStream(XSL_TRANSFORM);
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61
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62 try {
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63 String url = getServletContext().getInitParameter("server-url");
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64 HttpClient client = new HttpClientImpl(url, locale);
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65 Document resultDoc =
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66 client.callService(url, SERVICE_NAME, filterDoc);
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67 XSLTransformer xformer = new XSLTransformer();
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68 xformer.addParameter("project-uuid", uuid);
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69 xformer.addParameter(
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70 "render-checkboxes", checkboxes ? "true()" : "false()");
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71 String result = xformer.transform(resultDoc, transform);
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72 return result != null ? result : "";
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73 }
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74 catch (ConnectionException ce) {
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75 log.error(ce);
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76 }
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77 finally {
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78 try { transform.close(); }
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79 catch (IOException ioe) {}
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80 }
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81
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82 return "";
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83 }
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84 }
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85 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org