Mercurial > lada > lada-server

annotate src/main/java/de/intevation/lada/rest/LAFExportService.java @ 341:920520121fd8

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Removed unused imports.
author Raimund Renkert <rrenkert@intevation.de>
date Fri, 30 Aug 2013 09:18:00 +0200
parents 5c996cf50437
children 1feba681ffee
rev   line source
328
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1 package de.intevation.lada.rest;
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2
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3 import java.io.InputStream;
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4
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5 import javax.enterprise.context.RequestScoped;
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6 import javax.inject.Inject;
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7 import javax.inject.Named;
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8 import javax.ws.rs.GET;
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9 import javax.ws.rs.Path;
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10 import javax.ws.rs.PathParam;
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11 import javax.ws.rs.Produces;
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12 import javax.ws.rs.core.Context;
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13 import javax.ws.rs.core.HttpHeaders;
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14 import javax.ws.rs.core.Response;
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15 import javax.ws.rs.core.Response.ResponseBuilder;
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16 import javax.ws.rs.core.Response.Status;
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17
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18 import de.intevation.lada.auth.Authentication;
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19 import de.intevation.lada.auth.AuthenticationException;
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20 import de.intevation.lada.auth.AuthenticationResponse;
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21 import de.intevation.lada.auth.Authorization;
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22 import de.intevation.lada.data.exporter.Exporter;
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23
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24 /**
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25 * This class produces a RESTful service to export a LAF file.
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26 *
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27 * @author <a href="mailto:rrenkert@intevation.de">Raimund Renkert</a>
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28 */
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29 @Path("/export")
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30 @RequestScoped
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31 public class LAFExportService
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32 {
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33 @Inject
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34 @Named("ldapauth")
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35 private Authentication authentication;
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36
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37 @Inject
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38 @Named("dataauthorization")
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39 private Authorization authorization;
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40
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41 @Inject
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42 @Named("lafexporter")
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43 private Exporter exporter;
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44 /**
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45 * Import LProbe object.
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46 * See
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47 * http://howtodoinjava.com/2013/05/21/jax-rs-resteasy-file-upload-httpclient-example/
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48 * for more details on the implementation.
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49 *
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50 * @param input MulitpartFormDataInput containing the file to upload.
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51 * @param header The HTTP header containing authorization information.
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52 * @return Response object.
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53 */
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54 @GET
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55 @Path("/laf/{id}")
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56 @Produces("text/plain")
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57 public Response download(
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58 @PathParam("id") String probeId,
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59 @Context HttpHeaders header
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60 ) {
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61 try {
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62 String fileName = "export.laf";
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63 AuthenticationResponse auth = authentication.authorizedGroups(header);
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64 if (!authentication.isAuthorizedUser(header)) {
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65 ResponseBuilder response = Response.status(Status.FORBIDDEN);
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66 return response.build();
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67 }
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68 if (!authentication.hasAccess(header, probeId) &&
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69 !authorization.isReadOnly(probeId)) {
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70 ResponseBuilder response = Response.status(Status.FORBIDDEN);
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71 return response.build();
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72 }
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73 InputStream exported = exporter.export(probeId, auth);
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74 ResponseBuilder response = Response.ok((Object)exported);
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75 response.header(
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76 "Content-Disposition",
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77 "attachment; filename=\"" + fileName + "\"");
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78 return response.build();
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79
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80 }
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81 catch(AuthenticationException ae) {
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82 ResponseBuilder response = Response.status(Status.FORBIDDEN);
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83 return response.build();
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84 }
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85 }
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86 }
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