EpsonProjectorSerialConnector.java 文件源码

/**
 * {@inheritDoc}
 */
public void connect() throws EpsonProjectorException {

    try {
        logger.debug("Open connection to serial port '{}'", serialPortName);
        CommPortIdentifier portIdentifier = CommPortIdentifier.getPortIdentifier(serialPortName);

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

        serialPort = (SerialPort) commPort;
        serialPort.setSerialPortParams(9600, SerialPort.DATABITS_8,
                SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
        serialPort.enableReceiveThreshold(1);
        serialPort.disableReceiveTimeout();

        in = serialPort.getInputStream();
        out = serialPort.getOutputStream();

        out.flush();
        if (in.markSupported()) {
            in.reset();
        }

        // RXTX serial port library causes high CPU load
        // Start event listener, which will just sleep and slow down event loop
        serialPort.addEventListener(this);
        serialPort.notifyOnDataAvailable(true);
    } catch (Exception e) {
        throw new EpsonProjectorException(e);
    }

}