Esempio n. 1
0
 @RequestMapping(
     value = {"/", "/index"},
     method = RequestMethod.GET)
 public String home(Model model) {
   // Two Test Dataset from datehub.io
   InputStream in2005 =
       servletContext.getResourceAsStream("/WEB-INF/content/ibm-publications-2005.rdf");
   InputStream in2006 =
       servletContext.getResourceAsStream("/WEB-INF/content/ibm-publications-2006.rdf");
   try {
     ArrayList<RdfModel> rms2005 = RdfProcess.processRDF(in2005);
     Boolean b = rms2005.addAll(RdfProcess.processRDF(in2006));
     for (int i = 0; i < rms2005.size(); i++)
       jc.execute(
           new Delete.Builder(String.valueOf(i))
               .index("publications")
               .type("publication")
               .build());
     RdfSearch.Indexing(jc, rms2005);
     model.addAttribute("rdfModel", new RdfModel());
   } catch (Exception e) {
     e.printStackTrace();
   }
   return "index";
 }
Esempio n. 2
0
@Controller
public class MainController {

  private @Autowired ServletContext servletContext;
  private JestClient jc = RdfSearch.Init();

  @ModelAttribute("RdfModel")
  public RdfModel getUserForm() {
    return new RdfModel();
  }

  @RequestMapping(
      value = {"/", "/index"},
      method = RequestMethod.GET)
  public String home(Model model) {
    // Two Test Dataset from datehub.io
    InputStream in2005 =
        servletContext.getResourceAsStream("/WEB-INF/content/ibm-publications-2005.rdf");
    InputStream in2006 =
        servletContext.getResourceAsStream("/WEB-INF/content/ibm-publications-2006.rdf");
    try {
      ArrayList<RdfModel> rms2005 = RdfProcess.processRDF(in2005);
      Boolean b = rms2005.addAll(RdfProcess.processRDF(in2006));
      for (int i = 0; i < rms2005.size(); i++)
        jc.execute(
            new Delete.Builder(String.valueOf(i))
                .index("publications")
                .type("publication")
                .build());
      RdfSearch.Indexing(jc, rms2005);
      model.addAttribute("rdfModel", new RdfModel());
    } catch (Exception e) {
      e.printStackTrace();
    }
    return "index";
  }

  @RequestMapping(value = "/performSearch", method = RequestMethod.POST)
  public String performSearch(
      @ModelAttribute("RdfModel") RdfModel rdfModel, Model model, RedirectAttributes attrs) {
    SearchSourceBuilder searchSourceBuilder = new SearchSourceBuilder();
    QueryBuilder qb = QueryBuilders.matchQuery("hasTitle", rdfModel.getHasTitle());
    searchSourceBuilder.query(qb);
    Search search =
        new Search.Builder(searchSourceBuilder.toString()).addIndex("publications").build();
    try {
      SearchResult searchresult = jc.execute(search);
      ArrayList<RdfModel> publications =
          new ArrayList<RdfModel>(searchresult.getSourceAsObjectList(RdfModel.class));
      model.addAttribute("searchResults", publications);
      model.addAttribute("rdfModel", new RdfModel());
    } catch (Exception e) {
      e.printStackTrace();
    }
    return "index";
  }
}