SerialConnector.java 文件源码

/**
 * {@inheritDoc}
 **/
public void open() {

    try {

        CommPortIdentifier portIdentifier = CommPortIdentifier.getPortIdentifier(serialPortName);
        CommPort commPort = portIdentifier.open(this.getClass().getName(), 2000);

        serialPort = (SerialPort) commPort;
        serialPort.setSerialPortParams(baudRate, SerialPort.DATABITS_8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
        serialPort.enableReceiveThreshold(1);
        serialPort.disableReceiveTimeout();

        serialOutput = new OutputStreamWriter(serialPort.getOutputStream(), "US-ASCII");
        serialInput = new BufferedReader(new InputStreamReader(serialPort.getInputStream()));

        setSerialEventHandler(this);

        connected = true;

    } catch (NoSuchPortException noSuchPortException) {
        logger.error("open(): No Such Port Exception: ", noSuchPortException);
        connected = false;
    } catch (PortInUseException portInUseException) {
        logger.error("open(): Port in Use Exception: ", portInUseException);
        connected = false;
    } catch (UnsupportedCommOperationException unsupportedCommOperationException) {
        logger.error("open(): Unsupported Comm Operation Exception: ", unsupportedCommOperationException);
        connected = false;
    } catch (UnsupportedEncodingException unsupportedEncodingException) {
        logger.error("open(): Unsupported Encoding Exception: ", unsupportedEncodingException);
        connected = false;
    } catch (IOException ioException) {
        logger.error("open(): IO Exception: ", ioException);
        connected = false;
    }
}