示例#1
0
    @Override
    public int writeTo(OFile file, long pos, ORecordVersion version) throws IOException {
      final ODistributedVersion distributedVersion = (ODistributedVersion) version;

      int len = 0;
      file.writeInt(pos + len, distributedVersion.counter);
      len += OBinaryProtocol.SIZE_INT;
      file.writeLong(pos + len, distributedVersion.timestamp);
      len += OBinaryProtocol.SIZE_LONG;
      file.writeLong(pos + len, distributedVersion.macAddress);
      len += OBinaryProtocol.SIZE_LONG;

      return len;
    }
  @Override
  public void update() throws OSerializationException {
    try {
      final OFile f = segment.getFile();

      if (!f.isOpen()) return;

      final byte[] buffer = toStream();

      final int len = buffer.length + OBinaryProtocol.SIZE_INT;

      if (len > f.getFileSize()) f.allocateSpace(len - f.getFileSize());

      f.writeInt(0, buffer.length);
      f.write(OBinaryProtocol.SIZE_INT, buffer);
      if (OGlobalConfiguration.STORAGE_CONFIGURATION_SYNC_ON_UPDATE.getValueAsBoolean()) f.synch();

    } catch (Exception e) {
      throw new OSerializationException("Error on update storage configuration", e);
    }
  }