public void verifyEquals(Directory dir1, Directory dir2, String idField) throws Throwable {
   DirectoryReader r1 = DirectoryReader.open(dir1);
   DirectoryReader r2 = DirectoryReader.open(dir2);
   verifyEquals(r1, r2, idField);
   r1.close();
   r2.close();
 }
Esempio n. 2
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  public void testUpdateSameDoc() throws Exception {
    final Directory dir = newDirectory();

    final LineFileDocs docs = new LineFileDocs(random());
    for (int r = 0; r < 3; r++) {
      final IndexWriter w =
          new IndexWriter(
              dir, newIndexWriterConfig(new MockAnalyzer(random())).setMaxBufferedDocs(2));
      final int numUpdates = atLeast(20);
      int numThreads = TestUtil.nextInt(random(), 2, 6);
      IndexingThread[] threads = new IndexingThread[numThreads];
      for (int i = 0; i < numThreads; i++) {
        threads[i] = new IndexingThread(docs, w, numUpdates);
        threads[i].start();
      }

      for (int i = 0; i < numThreads; i++) {
        threads[i].join();
      }

      w.close();
    }

    IndexReader open = DirectoryReader.open(dir);
    assertEquals(1, open.numDocs());
    open.close();
    docs.close();
    dir.close();
  }
Esempio n. 3
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 @Override
 public void run() {
   try {
     DirectoryReader open = null;
     for (int i = 0; i < num; i++) {
       Document doc = new Document(); // docs.nextDoc();
       BytesRef br = new BytesRef("test");
       doc.add(newStringField("id", br, Field.Store.NO));
       writer.updateDocument(new Term("id", br), doc);
       if (random().nextInt(3) == 0) {
         if (open == null) {
           open = DirectoryReader.open(writer, true);
         }
         DirectoryReader reader = DirectoryReader.openIfChanged(open);
         if (reader != null) {
           open.close();
           open = reader;
         }
         assertEquals(
             "iter: "
                 + i
                 + " numDocs: "
                 + open.numDocs()
                 + " del: "
                 + open.numDeletedDocs()
                 + " max: "
                 + open.maxDoc(),
             1,
             open.numDocs());
       }
     }
     if (open != null) {
       open.close();
     }
   } catch (Exception e) {
     throw new RuntimeException(e);
   }
 }
  public static void main(String[] args) throws IOException {

    IndexReader reader = null;

    /*
     *  Opening the index first simplifies the processing of the
     *  rest of the command line arguments.
     */
    for (int i = 0; i < args.length; i++) {
      if (("-index".equals(args[i])) && ((i + 1) < args.length)) {
        reader = DirectoryReader.open(FSDirectory.open(new File(args[i + 1])));

        if (reader == null) {
          System.err.println("Error:  Can't open index " + args[i + 1]);
          System.exit(1);
        }
        ;

        break;
      }
      ;
    }
    ;

    if (reader == null) {
      System.err.println(usage);
      System.exit(1);
    }
    ;

    /*
     *  Process the command line arguments sequentially.
     */
    for (int i = 0; i < args.length; i++) {

      if ("-index".equals(args[i])) {

        /*
         *  Handled in the previous loop, so just skip the argument.
         */
        i++;

      } else if ("-list-edocid".equals(args[i])) {

        System.out.println("-list-edocid:");

        if ((i + 1) >= args.length) {
          System.out.println(usage);
          break;
        }
        ;

        Document d = reader.document(Integer.parseInt(args[i + 1]));

        System.out.println(
            "Internal docid --> External docid: " + args[i + 1] + " --> " + d.get("externalId"));

        i += 1;
      } else if ("-list-docids".equals(args[i])) {

        System.out.println("-list-docids:");

        for (int j = 0; j < reader.numDocs(); j++) {
          Document d = reader.document(j);
          System.out.println("Internal --> external docid: " + j + " --> " + d.get("externalId"));
        }
        ;

      } else if ("-list-fields".equals(args[i])) {

        Fields fields = MultiFields.getFields(reader);

        System.out.print("\nNumber of fields:  ");

        if (fields == null) System.out.println("0");
        else {
          System.out.println(fields.size());

          Iterator<String> is = fields.iterator();

          while (is.hasNext()) {
            System.out.println("\t" + is.next());
          }
          ;
        }
        ;

      } else if ("-list-postings".equals(args[i])) {

        if ((i + 2) >= args.length) {
          System.out.println(usage);
          break;
        }
        ;

        listPostings(reader, args[i + 1], args[i + 2], Integer.MAX_VALUE);
        i += 2;

      } else if ("-list-postings-sample".equals(args[i])) {

        if ((i + 2) >= args.length) {
          System.out.println(usage);
          break;
        }
        ;

        listPostings(reader, args[i + 1], args[i + 2], 5);
        i += 2;

      } else if ("-list-stats".equals(args[i])) {

        System.out.println("Corpus statistics:");
        System.out.println("\tnumdocs\t\t" + reader.numDocs());
        System.out.println(
            "\turl:\t"
                + "\tnumdocs="
                + reader.getDocCount("url")
                + "\tsumTotalTF="
                + reader.getSumTotalTermFreq("url")
                + "\tavglen="
                + reader.getSumTotalTermFreq("url") / (float) reader.getDocCount("url"));

        System.out.println(
            "\tkeywords:"
                + "\tnumdocs="
                + reader.getDocCount("keywords")
                + "\tsumTotalTF="
                + reader.getSumTotalTermFreq("keywords")
                + "\tavglen="
                + reader.getSumTotalTermFreq("keywords") / (float) reader.getDocCount("keywords"));

        System.out.println(
            "\ttitle:\t"
                + "\tnumdocs="
                + reader.getDocCount("title")
                + "\tsumTotalTF="
                + reader.getSumTotalTermFreq("title")
                + "\tavglen="
                + reader.getSumTotalTermFreq("title") / (float) reader.getDocCount("title"));

        System.out.println(
            "\tbody:\t"
                + "\tnumdocs="
                + reader.getDocCount("body")
                + "\tsumTotalTF="
                + reader.getSumTotalTermFreq("body")
                + "\tavglen="
                + reader.getSumTotalTermFreq("body") / (float) reader.getDocCount("body"));

        System.out.println(
            "\tinlink:\t"
                + "\tnumdocs="
                + reader.getDocCount("inlink")
                + "\tsumTotalTF="
                + reader.getSumTotalTermFreq("inlink")
                + "\tavglen="
                + reader.getSumTotalTermFreq("inlink") / (float) reader.getDocCount("inlink"));

      } else if ("-list-terms".equals(args[i])) {

        if ((i + 1) >= args.length) {
          System.out.println(usage);
          break;
        }
        ;

        listTermDictionary(reader, args[i + 1]);
        i += 1;

      } else if ("-list-termvector".equals(args[i])) {

        if ((i + 1) >= args.length) {
          System.out.println(usage);
          break;
        }
        ;

        listTermVectors(reader, args[i + 1]);
        i += 1;

      } else if ("-list-termvector-field".equals(args[i])) {

        if ((i + 2) >= args.length) {
          System.out.println(usage);
          break;
        }
        ;

        listTermVectorField(reader, args[i + 1], args[i + 2]);
        i += 2;

      } else System.err.println("\nWarning:  Unknown argument " + args[i] + " ignored.");
    }
    ;

    /*
     *  Close the index and exit gracefully.
     */
    reader.close();
  }