GpsFinder.java 文件源码

/**
 * Serial port event listener.
 * @param event an event
 */
public void serialEvent(final SerialPortEvent event) {
    switch (event.getEventType()) {
    case SerialPortEvent.BI:
    case SerialPortEvent.OE:
    case SerialPortEvent.FE:
    case SerialPortEvent.PE:
    case SerialPortEvent.CD:
    case SerialPortEvent.CTS:
    case SerialPortEvent.DSR:
    case SerialPortEvent.RI:
    case SerialPortEvent.OUTPUT_BUFFER_EMPTY:
        break;
    case SerialPortEvent.DATA_AVAILABLE:
        // we get here if data has been received
        String line = "";
        try {
            BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));
            // read data
            while (inputStream.available() > 0) {
                while (reader.ready()) {
                    line = reader.readLine();
                }
            }
            LOG.finer("Read: " + line);
            if (!gpsFound) {
                gpsFound = isGpsStream(line);
            }
        } catch (IOException e) {
            LOG.log(Level.FINE, "IOException in serial-port -event", e);
        }
        break;
        default:
            break;
    }
}