cdmlib-remote/src/main/java/eu/etaxonomy/cdm/remote/controller/MediaController.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2007 EDIT
   4 * European Distributed Institute of Taxonomy
   5 * http://www.e-taxonomy.eu
   6 *
   7 * The contents of this file are subject to the Mozilla Public License Version 1.1
   8 * See LICENSE.TXT at the top of this package for the full license terms.
   9 */
  10
  11 package eu.etaxonomy.cdm.remote.controller;
  12
  13 import java.io.IOException;
  14 import java.net.URI;
  15 import java.net.URISyntaxException;
  16 import java.util.Arrays;
  17 import java.util.List;
  18 import java.util.Map;
  19 import java.util.Set;
  20 import java.util.UUID;
  21
  22 import javax.servlet.http.HttpServletRequest;
  23 import javax.servlet.http.HttpServletResponse;
  24
  25 import org.springframework.beans.factory.annotation.Autowired;
  26 import org.springframework.stereotype.Controller;
  27 import org.springframework.web.bind.annotation.PathVariable;
  28 import org.springframework.web.bind.annotation.RequestMapping;
  29 import org.springframework.web.servlet.ModelAndView;
  30
  31 import eu.etaxonomy.cdm.api.service.IMediaService;
  32 import eu.etaxonomy.cdm.common.mediaMetaData.MediaMetaData;
  33 import eu.etaxonomy.cdm.model.common.Representation;
  34 import eu.etaxonomy.cdm.model.media.Media;
  35 import eu.etaxonomy.cdm.model.media.MediaRepresentation;
  36
  37 /**
  38  * TODO write controller documentation
  39  *
  40  * @author a.kohlbecker
  41  * @date 24.03.2009
  42  */
  43
  44 @Controller
  45 @RequestMapping(value = {"/media/{uuid}"})
  46 public class MediaController extends AnnotatableController<Media, IMediaService>
  47 {
  48
  49         /* (non-Javadoc)
  50          * @see eu.etaxonomy.cdm.remote.controller.GenericController#setService(eu.etaxonomy.cdm.api.service.IService)
  51          */
  52         @Autowired
  53         @Override
  54         public void setService(IMediaService service) {
  55                 this.service = service;
  56         }
  57         private static final List<String> MEDIA_INIT_STRATEGY = Arrays.asList(new String []{
  58                         "*",
  59                         "representations",
  60                         "representations.parts"
  61         });
  62
  63         @RequestMapping(value = {"metadata"})
  64         public ModelAndView doGetMediaMetaData(@PathVariable("uuid") UUID uuid,
  65                         HttpServletRequest request, HttpServletResponse response) throws IOException {
  66                 Map<String, String> result;
  67                 Media media = getCdmBaseInstance(uuid, response, MEDIA_INIT_STRATEGY);
  68
  69                 Set<MediaRepresentation> representations = media.getRepresentations();
  70                 //get first representation and retrieve the according metadata
  71
  72                 Object[] repArray = representations.toArray();
  73                 Object mediaRep = repArray[0];
  74                 ModelAndView mv = new ModelAndView();
  75                 try {
  76                         if (mediaRep instanceof MediaRepresentation){
  77                                 MediaRepresentation medRep = (MediaRepresentation) mediaRep;
  78                                 String uriString = medRep.getParts().get(0).getUri();
  79                                 result = service.getImageMetaData(new URI(uriString), 3000);
  80                                 mv.addObject(result);
  81                         }
  82                 } catch (URISyntaxException e) {
  83                         // TODO Auto-generated catch block
  84                         e.printStackTrace();
  85                 }
  86                 return mv;
  87
  88         }
  89
  90 }