code: public Object checkDBException(Object objData) throws DBException, RemoteException
      {
          if (objData instanceof DBException)
              throw (DBException)objData;
          if (objData instanceof RemoteException)
              throw (RemoteException)objData;
          return objData;
      }
docs: Retrieve this record from the key.
  @param strSeekSign Which way to seek null/= matches data also &gt;, &lt;, &gt;=, and &lt;=.
  @param strKeyArea The name of the key area to seek on.
  @param objKeyData The data for the seek (The raw data if a single field, a BaseBuffer if multiple).
  @returns The record (as a vector) if successful, The return code (as an Boolean) if not.
  @exception DBException File exception.
  @exception RemoteException RMI exception.