Mercurial > dive4elements > framework
annotate artifact-database/src/main/java/de/intevation/artifactdatabase/rest/ServiceResource.java @ 90:68285f7bc476
More javadoc.
artifacts/trunk@846 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Fri, 26 Mar 2010 17:59:50 +0000 |
parents | d348fe1fd822 |
children | e27cf9c84eb8 |
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1 package de.intevation.artifactdatabase.rest; |
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2 |
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3 import org.restlet.representation.Representation; |
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4 import org.restlet.representation.EmptyRepresentation; |
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5 |
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6 import org.restlet.ext.xml.DomRepresentation; |
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7 |
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8 import de.intevation.artifacts.ArtifactDatabase; |
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9 import de.intevation.artifacts.ArtifactDatabaseException; |
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10 |
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11 import org.restlet.data.Request; |
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12 import org.restlet.data.Response; |
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13 import org.restlet.data.Status; |
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14 import org.restlet.data.MediaType; |
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15 |
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16 import org.apache.log4j.Logger; |
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17 |
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18 import org.w3c.dom.Document; |
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19 |
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20 import java.io.IOException; |
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21 |
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22 /** |
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23 * Resource to process incoming XML documents with a given service. |
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24 * |
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25 * @author <a href="mailto:sascha.teichmann@intevation">Sascha L. Teichmann</a> |
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26 */ |
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27 public class ServiceResource |
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28 extends BaseResource |
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29 { |
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30 private static Logger logger = Logger.getLogger(ServiceResource.class); |
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31 |
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32 /** |
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33 * server URL where to reach the resource. |
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34 */ |
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35 public static final String PATH = "/service/{service}"; |
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36 |
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37 /** |
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38 * Error message if no corresponing service is provided by |
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39 * the artifact database. |
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40 */ |
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41 public static final String NO_SUCH_ACTION_MESSAGE = "no such service"; |
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42 |
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43 @Override |
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44 protected Representation innerPost(Representation requestRepr) { |
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45 |
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46 Document inputDocument = null; |
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47 try { |
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48 DomRepresentation input = new DomRepresentation(requestRepr); |
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49 input.setNamespaceAware(true); |
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50 inputDocument = input.getDocument(); |
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51 } |
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52 catch (IOException ioe) { |
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53 logger.error(ioe.getMessage()); |
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54 Response response = getResponse(); |
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55 response.setStatus(Status.CLIENT_ERROR_BAD_REQUEST, ioe); |
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56 return new EmptyRepresentation(); |
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57 } |
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58 |
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59 Request request = getRequest(); |
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60 |
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61 String service = (String)request.getAttributes().get("service"); |
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62 |
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63 ArtifactDatabase db = (ArtifactDatabase)getContext() |
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64 .getAttributes().get("database"); |
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65 |
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66 try { |
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67 return new DomRepresentation( |
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68 MediaType.APPLICATION_XML, |
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69 db.process(service, inputDocument, getCallMeta())); |
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70 } |
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71 catch (ArtifactDatabaseException adbe) { |
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72 logger.warn(adbe.getLocalizedMessage(), adbe); |
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73 Response response = getResponse(); |
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74 response.setStatus( |
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75 Status.CLIENT_ERROR_BAD_REQUEST, adbe.getMessage()); |
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76 return new EmptyRepresentation(); |
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77 } |
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78 } |
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79 } |
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80 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |