Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/server/ModuleServiceImpl.java @ 4205:0dd8963cec9c

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Set also the width of the GaugeTree when resizing the GaugePanel GWT is no longer able to calculate and set the correct width of the GaugeTree since the GaugeTree is added via a Canvas wrapper. Therefore set the width manually when resizing the GaugeTree.
author Björn Ricks <bjoern.ricks@intevation.de>
date Mon, 22 Oct 2012 15:33:16 +0200
parents fed914a42a10
children
rev   line source
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1 package de.intevation.flys.client.server;
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2
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3 import de.intevation.artifacts.common.ArtifactNamespaceContext;
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4 import de.intevation.artifacts.common.utils.XMLUtils;
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5 import de.intevation.artifacts.httpclient.exceptions.ConnectionException;
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6 import de.intevation.artifacts.httpclient.http.HttpClient;
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7 import de.intevation.artifacts.httpclient.http.HttpClientImpl;
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8 import de.intevation.flys.client.client.services.ModuleService;
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9 import de.intevation.flys.client.server.auth.User;
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10 import de.intevation.flys.client.shared.exceptions.ServerException;
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11 import de.intevation.flys.client.shared.model.DefaultModule;
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12 import de.intevation.flys.client.shared.model.Module;
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13
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14 import java.util.ArrayList;
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15 import java.util.List;
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16
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17 import javax.xml.xpath.XPathConstants;
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18
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19 import org.apache.log4j.Logger;
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20 import org.w3c.dom.Document;
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21 import org.w3c.dom.Element;
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22 import org.w3c.dom.NodeList;
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23
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24 public class ModuleServiceImpl
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25 extends RemoteServiceServlet
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26 implements ModuleService
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27 {
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28 private static final Logger logger =
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29 Logger.getLogger(ModuleServiceImpl.class);
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30
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31 public static final String XPATH_MODULES = "/art:modules/art:module";
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32
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33 public static final String ERROR_NO_MODULES_FOUND =
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34 "error_no_module_found";
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35
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36 @Override
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37 public Module[] list(String locale) throws ServerException {
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38 User user = this.getUser();
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39
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40 logger.info("ModuleService.list");
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41
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42 String url = getServletContext().getInitParameter("server-url");
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43
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44 // create dummy xml
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45 Document doc = XMLUtils.newDocument();
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46
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47 XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator(
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48 doc,
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49 ArtifactNamespaceContext.NAMESPACE_URI,
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50 ArtifactNamespaceContext.NAMESPACE_PREFIX);
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51
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52 Element dummy = ec.create("modules");
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53 doc.appendChild(dummy);
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54
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55 HttpClient client = new HttpClientImpl(url, locale);
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56 try {
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57 Document result = client.callService(url, "modules", doc);
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58
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59 NodeList list = (NodeList) XMLUtils.xpath(
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60 result,
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61 XPATH_MODULES,
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62 XPathConstants.NODESET,
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63 ArtifactNamespaceContext.INSTANCE);
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64
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65 if (list == null) {
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66 logger.warn("No modules found.");
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67
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68 throw new ServerException(ERROR_NO_MODULES_FOUND);
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69 }
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70
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71 int num = list.getLength();
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72
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73 List<Module> modules = new ArrayList<Module>(list.getLength());
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74 for(int i =0; i < num; i++) {
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75 Element em = (Element)list.item(i);
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76 String name = em.getAttributeNS(
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77 ArtifactNamespaceContext.NAMESPACE_URI, "name");
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78 String localname = em.getAttributeNS(
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79 ArtifactNamespaceContext.NAMESPACE_URI, "localname");
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80 String strselected = em.getAttributeNS(
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81 ArtifactNamespaceContext.NAMESPACE_URI, "selected");
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82 boolean selected = strselected == null ? false :
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83 strselected.equalsIgnoreCase("true");
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84 logger.debug("Found module " + name + " " + localname);
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85 if (user == null || user.canUseFeature("module:" + name)) {
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86 modules.add(new DefaultModule(name, localname, selected));
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87 }
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88 }
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89 return modules.toArray(new Module[modules.size()]);
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90 }
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91 catch (ConnectionException ce) {
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92 logger.error(ce, ce);
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93 }
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94
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95 throw new ServerException(ERROR_NO_MODULES_FOUND);
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96 }
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97 }
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98
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99 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 tw=80 :
http://dive4elements.wald.intevation.org