SerialConnection.java 文件源码

public boolean addEventListener(SerialPortEventListener serialPortEventListener){
    if (serialPort != null) {
        try {
            serialPort.addEventListener(serialPortEventListener);
            serialPort.notifyOnDataAvailable(true);
            return true;
        } catch (TooManyListenersException e) {
            System.err.println(e.toString());
        }
    }
    return false;
}