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

   1 // $Id$
   2 /**
   3 * Copyright (C) 2009 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 package eu.etaxonomy.cdm.remote.controller;
  11
  12 import java.io.IOException;
  13 import java.util.Arrays;
  14 import java.util.List;
  15 import java.util.UUID;
  16
  17 import javax.servlet.http.HttpServletRequest;
  18 import javax.servlet.http.HttpServletResponse;
  19
  20 import org.springframework.beans.factory.annotation.Autowired;
  21 import org.springframework.stereotype.Controller;
  22 import org.springframework.web.bind.annotation.PathVariable;
  23 import org.springframework.web.bind.annotation.RequestMapping;
  24 import org.springframework.web.bind.annotation.RequestMethod;
  25 import org.springframework.web.servlet.ModelAndView;
  26
  27 import eu.etaxonomy.cdm.api.service.ITermService;
  28 import eu.etaxonomy.cdm.model.common.DefinedTermBase;
  29 import eu.etaxonomy.cdm.model.common.OrderedTermBase;
  30
  31 /**
  32  * @author a.kohlbecker
  33  * @date 22.07.2010
  34  *
  35  */
  36 @Controller
  37 @RequestMapping(value = {"/term/{uuid}"})
  38 public class TermController extends BaseController<DefinedTermBase, ITermService> {
  39
  40         private static final List<String> TERM_COMPARE_INIT_STRATEGY = Arrays.asList(new String []{
  41                         "vocabulary"
  42         });
  43
  44
  45         /* (non-Javadoc)
  46          * @see eu.etaxonomy.cdm.remote.controller.BaseController#setService(eu.etaxonomy.cdm.api.service.IService)
  47          */
  48         @Autowired
  49         @Override
  50         public void setService(ITermService service) {
  51                 this.service = service;
  52         }
  53
  54         /**
  55          * TODO write controller method documentation
  56          *
  57          * @param request
  58          * @param response
  59          * @return
  60          * @throws IOException
  61          */
  62         @RequestMapping(method = RequestMethod.GET,     value = "compareTo/{uuidThat}")
  63         public ModelAndView doCompare(
  64                         @PathVariable("uuid") UUID uuid,
  65                         @PathVariable("uuidThat") UUID uuidThat,
  66                         HttpServletRequest request, HttpServletResponse response) throws IOException {
  67                 ModelAndView mv = new ModelAndView();
  68                 DefinedTermBase thisTerm = service.load(uuid, TERM_COMPARE_INIT_STRATEGY);
  69                 DefinedTermBase thatTerm = service.load(uuidThat, TERM_COMPARE_INIT_STRATEGY);
  70                 if(thisTerm.getVocabulary().equals(thatTerm.getVocabulary())){
  71                         if(OrderedTermBase.class.isAssignableFrom(thisTerm.getClass())){
  72                                 Integer result = ((OrderedTermBase)thisTerm).compareTo((OrderedTermBase)thatTerm);
  73                                 mv.addObject(result);
  74                                 return mv;
  75                         }
  76                         response.sendError(400, "Only ordered term types can be compared");
  77                         return mv;
  78                 }
  79                 response.sendError(400, "Terms of different vocabuaries can not be compared");
  80                 return mv;
  81         }
  82
  83
  84 }