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.apache.http.HttpException;
  26 import org.springframework.beans.factory.annotation.Autowired;
  27 import org.springframework.stereotype.Controller;
  28 import org.springframework.web.bind.annotation.PathVariable;
  29 import org.springframework.web.bind.annotation.RequestMapping;
  30 import org.springframework.web.servlet.ModelAndView;
  31
  32 import eu.etaxonomy.cdm.api.service.IMediaService;
  33 import eu.etaxonomy.cdm.common.mediaMetaData.MediaMetaData;
  34 import eu.etaxonomy.cdm.model.common.Representation;
  35 import eu.etaxonomy.cdm.model.media.Media;
  36 import eu.etaxonomy.cdm.model.media.MediaRepresentation;
  37
  38 /**
  39  * TODO write controller documentation
  40  *
  41  * @author a.kohlbecker
  42  * @date 24.03.2009
  43  */
  44
  45 @Controller
  46 @RequestMapping(value = {"/media/{uuid}"})
  47 public class MediaController extends AnnotatableController<Media, IMediaService>
  48 {
  49
  50         /* (non-Javadoc)
  51          * @see eu.etaxonomy.cdm.remote.controller.GenericController#setService(eu.etaxonomy.cdm.api.service.IService)
  52          */
  53         @Autowired
  54         @Override
  55         public void setService(IMediaService service) {
  56                 this.service = service;
  57         }
  58         private static final List<String> MEDIA_INIT_STRATEGY = Arrays.asList(new String []{
  59                         "*",
  60                         "representations",
  61                         "representations.parts"
  62         });
  63
  64         @RequestMapping(value = {"metadata"})
  65         public ModelAndView doGetMediaMetaData(@PathVariable("uuid") UUID uuid,
  66                         HttpServletRequest request, HttpServletResponse response) throws IOException {
  67                 Map<String, String> result;
  68                 Media media = getCdmBaseInstance(uuid, response, MEDIA_INIT_STRATEGY);
  69
  70                 Set<MediaRepresentation> representations = media.getRepresentations();
  71                 //get first representation and retrieve the according metadata
  72
  73                 Object[] repArray = representations.toArray();
  74                 Object mediaRep = repArray[0];
  75                 ModelAndView mv = new ModelAndView();
  76                 try {
  77                         if (mediaRep instanceof MediaRepresentation){
  78                                 MediaRepresentation medRep = (MediaRepresentation) mediaRep;
  79                                 String uriString = medRep.getParts().get(0).getUri();
  80                                 result = service.getImageMetaData(new URI(uriString), 3000);
  81                                 mv.addObject(result);
  82                         }
  83                 } catch (URISyntaxException e) {
  84                         // TODO Auto-generated catch block
  85                         e.printStackTrace();
  86                 } catch (HttpException e) {
  87                         // TODO Auto-generated catch block
  88                         e.printStackTrace();
  89                 }
  90                 return mv;
  91
  92         }
  93
  94 }