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annotate artifact-database/src/main/java/de/intevation/artifactdatabase/rest/FindUserResource.java @ 417:410a1bfb9590

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Fix for NPE on empty user database artifacts/trunk@5270 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Christian Lins <christian.lins@intevation.de>
date Mon, 27 Aug 2012 08:33:05 +0000
parents 733e76413bf8
children
rev   line source
416
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1 /*
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2 * Copyright (c) 2011 by Intevation GmbH
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3 *
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4 * This program is free software under the LGPL (>=v2.1)
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5 * Read the file LGPL.txt coming with the software for details
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6 * or visit http://www.gnu.org/licenses/ if it does not exist.
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7 */
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8 package de.intevation.artifactdatabase.rest;
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9
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10 import java.io.IOException;
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11
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12 import org.apache.log4j.Logger;
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13
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14 import org.restlet.data.MediaType;
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15 import org.restlet.data.Status;
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16 import org.restlet.ext.xml.DomRepresentation;
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17 import org.restlet.representation.EmptyRepresentation;
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18 import org.restlet.representation.Representation;
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19 import org.restlet.resource.ResourceException;
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20 import org.restlet.Response;
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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 import de.intevation.artifacts.ArtifactDatabase;
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25 import de.intevation.artifacts.ArtifactDatabaseException;
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26
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27 /**
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28 * A Rest resource that finds the user provided by the artifact database.
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29 *
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30 */
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31 public class FindUserResource
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32 extends BaseResource
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33 {
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34 /** The logger that is used in this class.*/
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35 private static Logger logger = Logger.getLogger(FindUserResource.class);
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36
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37 /** server URL where to reach the resource.*/
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38 public static final String PATH = "/find-user";
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39
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40
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41 @Override
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42 protected Representation innerPost(Representation requestRepr)
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43 throws ResourceException
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44 {
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45 Document input = null;
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46
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47 try {
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48 DomRepresentation in = new DomRepresentation(requestRepr);
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49 in.setNamespaceAware(true);
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50 input = in.getDocument();
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51 }
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52 catch (IOException ioe) {
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53 logger.error(ioe.getLocalizedMessage(), ioe);
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54
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55 Response response = getResponse();
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56 response.setStatus(Status.CLIENT_ERROR_BAD_REQUEST, ioe);
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57 return new EmptyRepresentation();
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58 }
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59
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60 ArtifactDatabase db = getArtifactDatabase();
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61
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62 try {
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63 logger.info(PATH);
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64
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65 return new DomRepresentation(
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66 MediaType.APPLICATION_XML,
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67 db.findUser(input, getCallMeta()));
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68 }
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69 catch (ArtifactDatabaseException adbe) {
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70 logger.warn(adbe.getLocalizedMessage(), adbe);
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71
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72 Response response = getResponse();
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73 response.setStatus(
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74 Status.CLIENT_ERROR_UNPROCESSABLE_ENTITY, adbe.getMessage());
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75 return new EmptyRepresentation();
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76 }
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77 }
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78 }
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79 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org