Exemplo n.º 1
0
 private Records recordsFromCursor(Cursor cursor) {
   Records records = new Records();
   while (cursor.moveToNext()) {
     Record record = buildRecord(cursor);
     records.add(record);
   }
   return records;
 }
  /**
   * main - writes some data and checks the tables size (with time measureing)
   *
   * @param args
   */
  public static void main(final String[] args) {
    // open a file, add one entry and exit
    final File f = new File(args[0]);
    if (f.exists()) FileUtils.deletedelete(f);
    try {
      final Records t = new Records(f, 8);
      final byte[] b = new byte[8];
      t.add("01234567".getBytes(), 0);
      t.add("ABCDEFGH".getBytes(), 0);
      t.add("abcdefgh".getBytes(), 0);
      t.add("--------".getBytes(), 0);
      t.add("********".getBytes(), 0);
      for (int i = 0; i < 1000; i++) t.add("++++++++".getBytes(), 0);
      t.add("=======0".getBytes(), 0);
      t.add("=======1".getBytes(), 0);
      t.add("=======2".getBytes(), 0);
      t.cleanLast(b, 0);
      System.out.println(UTF8.String(b));
      t.cleanLast(b, 0);
      // t.clean(2, b, 0);
      System.out.println(UTF8.String(b));
      t.get(1, b, 0);
      System.out.println(UTF8.String(b));
      t.put(1, "AbCdEfGh".getBytes(), 0);
      t.get(1, b, 0);
      System.out.println(UTF8.String(b));
      t.get(3, b, 0);
      System.out.println(UTF8.String(b));
      t.get(4, b, 0);
      System.out.println(UTF8.String(b));
      System.out.println("size = " + t.size());
      // t.clean(t.size() - 2);
      t.cleanLast();
      final long start = System.currentTimeMillis();
      long c = 0;
      for (int i = 0; i < 100000; i++) {
        c = t.size();
      }
      System.out.println(
          "size() needs " + ((System.currentTimeMillis() - start) / 100) + " nanoseconds");
      System.out.println("size = " + c);

      t.close();
    } catch (final IOException e) {
      ConcurrentLog.logException(e);
    }
  }