示例#1
0
  private static Directory index(Analyzer analyzer, String processingPath) {
    RAMDirectory directory = null;
    IndexWriter indexWriter = null;
    try {
      directory = new RAMDirectory();
      IndexWriterConfig iwc = new IndexWriterConfig(Version.LUCENE_35, analyzer);
      indexWriter = new IndexWriter(directory, iwc);
      File file = new File(processingPath);
      index_h("", file, indexWriter);
    } catch (IOException e) {
      e.printStackTrace();
    } finally {
      if (indexWriter != null) {
        try {
          indexWriter.close();
        } catch (CorruptIndexException e1) {
          // TODO Auto-generated catch block
          e1.printStackTrace();
        } catch (IOException e1) {
          // TODO Auto-generated catch block
          e1.printStackTrace();
        }
      }
    }

    return directory;
  }
示例#2
0
  public void buildIndex(JSONObject indexData) {

    try {
      Directory dir = FSDirectory.open(new File(indexDir));
      IKAnalyzer analyzer = new IKAnalyzer();
      analyzer.setUseSmart(true);
      IndexWriterConfig iwc = new IndexWriterConfig(Version.LUCENE_35, analyzer);
      indexWriter = new IndexWriter(dir, iwc);
      indexWriter.deleteAll();

      JSONArray statusData = indexData.getJSONArray("statusData");
      for (int i = 0; i < statusData.length(); i++) {
        String text = statusData.getString(i);
        Document doc = new Document();
        doc.add(
            new Field(
                "text",
                text,
                Field.Store.YES,
                Field.Index.ANALYZED,
                Field.TermVector.WITH_POSITIONS_OFFSETS));
        indexWriter.addDocument(doc);
      }

      JSONArray userData = indexData.getJSONArray("userData");
      for (int i = 0; i < userData.length(); i++) {
        String text = userData.getString(i);
        Document doc = new Document();
        doc.add(
            new Field(
                "text",
                text,
                Field.Store.YES,
                Field.Index.ANALYZED,
                Field.TermVector.WITH_POSITIONS_OFFSETS));
        indexWriter.addDocument(doc);
      }
      // indexWriter.commit();
      System.out.println("Index is done");
    } catch (IOException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    } catch (JSONException e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    } finally {
      try {
        indexWriter.close();
      } catch (CorruptIndexException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
      } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
      }
    }
  }