code: public void close() throws IOException {
  		// IANS - GEOT 193, bogus 0x00 written. According to dbf spec, optional
  		// eof 0x1a marker is, well, optional. Since the original code wrote a
  		// 0x00 (which is wrong anyway) lets just do away with this :)
  		// - produced dbf works in OpenOffice and ArcExplorer java, so it must
  		// be okay.
  		// buffer.position(0);
  		// buffer.put((byte) 0).position(0).limit(1);
  		// write();
  		if (channel.isOpen()) {
  			channel.close();
  		}
  
  		buffer = null;
  		channel = null;
  		formatter = null;
  	}
docs: Release resources associated with this writer. <B>Highly recommended</B>
  
  @throws java.io.IOException
  If errors occur.