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Example 16 with CommPortIdentifier

use of gnu.io.CommPortIdentifier in project openhab1-addons by openhab.

the class NikobusInterface method openCommPort.

/**
     * Locate serial port and open connection.
     * 
     * @param portName
     * @throws Exception
     */
@SuppressWarnings("rawtypes")
private void openCommPort(String portName) throws Exception {
    if (log.isDebugEnabled()) {
        Enumeration portIdentifiers = CommPortIdentifier.getPortIdentifiers();
        while (portIdentifiers.hasMoreElements()) {
            CommPortIdentifier id = (CommPortIdentifier) portIdentifiers.nextElement();
            log.debug("Found port: {} x {}", id.getName(), id.getCurrentOwner());
        }
    }
    CommPortIdentifier portIdentifier = null;
    try {
        portIdentifier = CommPortIdentifier.getPortIdentifier(portName);
    } catch (NoSuchPortException e) {
        log.debug("Port not found during first attempt : {}", e.getMessage());
    }
    if (portIdentifier == null) {
        try {
            System.setProperty(SERIAL_PORT_PROPERTY_NAME, portName);
            portIdentifier = CommPortIdentifier.getPortIdentifier(portName);
        } catch (Exception e) {
            log.debug("Port not found during second attempt : {}", e.getMessage());
            System.clearProperty(SERIAL_PORT_PROPERTY_NAME);
        }
    }
    if (portIdentifier == null) {
        throw new Exception("Serial port '" + portName + "' not found.");
    }
    if (portIdentifier.isCurrentlyOwned()) {
        throw new Exception("Serial port '" + portName + "' is in use.");
    }
    // open port
    port = portIdentifier.open(this.getClass().getSimpleName(), CONNECT_TIMEOUT);
    log.info("Connected to serial port '{}'", portIdentifier.getName());
    // configure
    port.setSerialPortParams(9600, SerialPort.DATABITS_8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
    port.notifyOnDataAvailable(true);
    port.addEventListener(this);
}
Also used : Enumeration(java.util.Enumeration) NoSuchPortException(gnu.io.NoSuchPortException) CommPortIdentifier(gnu.io.CommPortIdentifier) NoSuchPortException(gnu.io.NoSuchPortException) IOException(java.io.IOException)

Example 17 with CommPortIdentifier

use of gnu.io.CommPortIdentifier in project openhab1-addons by openhab.

the class SerialWR3223Connector method connect.

/**
     * Connect to WR2332 over serial port.
     *
     * @param port
     * @param baud
     * @throws IOException
     */
public void connect(String port, int baud) throws IOException {
    // parse ports and if the default port is found, initialized the reader
    CommPortIdentifier portId = null;
    Enumeration portList = CommPortIdentifier.getPortIdentifiers();
    while (portList.hasMoreElements()) {
        CommPortIdentifier id = (CommPortIdentifier) portList.nextElement();
        if (id.getPortType() == CommPortIdentifier.PORT_SERIAL) {
            if (id.getName().equals(port)) {
                portId = id;
            }
        }
    }
    if (portId != null) {
        // initialize serial port
        try {
            serialPort = portId.open("wr3223", 2000);
        } catch (PortInUseException e) {
            throw new IOException("Serial port '" + port + "' is already in use.", e);
        }
        try {
            // set port parameters
            serialPort.setSerialPortParams(baud, SerialPort.DATABITS_7, SerialPort.STOPBITS_1, SerialPort.PARITY_EVEN);
        } catch (UnsupportedCommOperationException e) {
            throw new IOException("Serial port '" + port + "' doesn't support the configuration 7 data bit, 1 stop bit and parity even.", e);
        }
        if (!serialPort.isReceiveTimeoutEnabled()) {
            try {
                if (logger.isDebugEnabled()) {
                    logger.debug("Add a receive timeout of 2000ms.");
                }
                serialPort.enableReceiveTimeout(2000);
            } catch (UnsupportedCommOperationException e) {
                logger.warn("Error by adding receive timeout.", e);
            }
        }
        DataInputStream inputStream = new DataInputStream(serialPort.getInputStream());
        DataOutputStream outputStream = new DataOutputStream(serialPort.getOutputStream());
        connect(inputStream, outputStream);
    } else {
        StringBuilder sb = new StringBuilder();
        portList = CommPortIdentifier.getPortIdentifiers();
        while (portList.hasMoreElements()) {
            CommPortIdentifier id = (CommPortIdentifier) portList.nextElement();
            if (id.getPortType() == CommPortIdentifier.PORT_SERIAL) {
                sb.append(id.getName() + "\n");
            }
        }
        throw new IOException("Serial port '" + port + "' could not be found. Available ports are:\n" + sb.toString());
    }
}
Also used : UnsupportedCommOperationException(gnu.io.UnsupportedCommOperationException) Enumeration(java.util.Enumeration) PortInUseException(gnu.io.PortInUseException) CommPortIdentifier(gnu.io.CommPortIdentifier) DataOutputStream(java.io.DataOutputStream) IOException(java.io.IOException) DataInputStream(java.io.DataInputStream)

Example 18 with CommPortIdentifier

use of gnu.io.CommPortIdentifier in project openhab1-addons by openhab.

the class UPBBinding method openSerialPort.

private SerialPort openSerialPort() {
    SerialPort serialPort = null;
    CommPortIdentifier portId;
    try {
        portId = CommPortIdentifier.getPortIdentifier(port);
    } catch (NoSuchPortException e1) {
        throw new RuntimeException("Port does not exist", e1);
    }
    if (portId.getPortType() == CommPortIdentifier.PORT_SERIAL) {
        if (portId.getName().equals(port)) {
            try {
                serialPort = portId.open("UPB", 1000);
            } catch (PortInUseException e) {
                throw new RuntimeException("Port is in use", e);
            }
            try {
                serialPort.setSerialPortParams(4800, SerialPort.DATABITS_8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
                serialPort.setFlowControlMode(SerialPort.FLOWCONTROL_NONE);
                serialPort.enableReceiveTimeout(100);
            } catch (UnsupportedCommOperationException e) {
                throw new RuntimeException("Failed to configure serial port");
            }
        }
    }
    return serialPort;
}
Also used : UnsupportedCommOperationException(gnu.io.UnsupportedCommOperationException) NoSuchPortException(gnu.io.NoSuchPortException) PortInUseException(gnu.io.PortInUseException) SerialPort(gnu.io.SerialPort) CommPortIdentifier(gnu.io.CommPortIdentifier)

Example 19 with CommPortIdentifier

use of gnu.io.CommPortIdentifier in project JMRI by JMRI.

the class SerialDriverAdapter method openPort.

@Override
public String openPort(String portName, String appName) {
    try {
        // get and open the primary port
        CommPortIdentifier portID = CommPortIdentifier.getPortIdentifier(portName);
        try {
            // name of program, msec to wait
            activeSerialPort = (SerialPort) portID.open(appName, 2000);
        } catch (PortInUseException p) {
            return handlePortBusy(p, portName, log);
        }
        // try to set it for CMRI serial
        try {
            setSerialPort();
        } catch (gnu.io.UnsupportedCommOperationException e) {
            log.error("Cannot set serial parameters on port " + portName + ": " + e.getMessage());
            return "Cannot set serial parameters on port " + portName + ": " + e.getMessage();
        }
        // set framing (end) character
        try {
            activeSerialPort.enableReceiveFraming(0x03);
            log.debug("Serial framing was observed as: " + activeSerialPort.isReceiveFramingEnabled() + " " + activeSerialPort.getReceiveFramingByte());
        } catch (Exception ef) {
            log.debug("failed to set serial framing: " + ef);
        }
        // set timeout; framing should work before this anyway
        try {
            activeSerialPort.enableReceiveTimeout(10);
            log.debug("Serial timeout was observed as: " + activeSerialPort.getReceiveTimeout() + " " + activeSerialPort.isReceiveTimeoutEnabled());
        } catch (Exception et) {
            log.info("failed to set serial timeout: " + et);
        }
        // get and save stream
        serialStream = activeSerialPort.getInputStream();
        // purge contents, if any
        purgeStream(serialStream);
        // report status?
        if (log.isInfoEnabled()) {
            // report now
            log.info(portName + " port opened at " + activeSerialPort.getBaudRate() + " baud with" + " DTR: " + activeSerialPort.isDTR() + " RTS: " + activeSerialPort.isRTS() + " DSR: " + activeSerialPort.isDSR() + " CTS: " + activeSerialPort.isCTS() + "  CD: " + activeSerialPort.isCD());
        }
        if (log.isDebugEnabled()) {
            // report additional status
            log.debug(" port flow control shows " + (activeSerialPort.getFlowControlMode() == SerialPort.FLOWCONTROL_RTSCTS_OUT ? "hardware flow control" : "no flow control"));
        }
        if (log.isDebugEnabled()) {
            // arrange to notify later
            activeSerialPort.addEventListener(new SerialPortEventListener() {

                @Override
                public void serialEvent(SerialPortEvent e) {
                    int type = e.getEventType();
                    switch(type) {
                        case SerialPortEvent.DATA_AVAILABLE:
                            log.info("SerialEvent: DATA_AVAILABLE is " + e.getNewValue());
                            return;
                        case SerialPortEvent.OUTPUT_BUFFER_EMPTY:
                            log.info("SerialEvent: OUTPUT_BUFFER_EMPTY is " + e.getNewValue());
                            return;
                        case SerialPortEvent.CTS:
                            log.info("SerialEvent: CTS is " + e.getNewValue());
                            return;
                        case SerialPortEvent.DSR:
                            log.info("SerialEvent: DSR is " + e.getNewValue());
                            return;
                        case SerialPortEvent.RI:
                            log.info("SerialEvent: RI is " + e.getNewValue());
                            return;
                        case SerialPortEvent.CD:
                            log.info("SerialEvent: CD is " + e.getNewValue());
                            return;
                        case SerialPortEvent.OE:
                            log.info("SerialEvent: OE (overrun error) is " + e.getNewValue());
                            return;
                        case SerialPortEvent.PE:
                            log.info("SerialEvent: PE (parity error) is " + e.getNewValue());
                            return;
                        case SerialPortEvent.FE:
                            log.info("SerialEvent: FE (framing error) is " + e.getNewValue());
                            return;
                        case SerialPortEvent.BI:
                            log.info("SerialEvent: BI (break interrupt) is " + e.getNewValue());
                            return;
                        default:
                            log.info("SerialEvent of unknown type: " + type + " value: " + e.getNewValue());
                            return;
                    }
                }
            });
            try {
                activeSerialPort.notifyOnFramingError(true);
            } catch (Exception e) {
                log.debug("Could not notifyOnFramingError: " + e);
            }
            try {
                activeSerialPort.notifyOnBreakInterrupt(true);
            } catch (Exception e) {
                log.debug("Could not notifyOnBreakInterrupt: " + e);
            }
            try {
                activeSerialPort.notifyOnParityError(true);
            } catch (Exception e) {
                log.debug("Could not notifyOnParityError: " + e);
            }
            try {
                activeSerialPort.notifyOnOverrunError(true);
            } catch (Exception e) {
                log.debug("Could not notifyOnOverrunError: " + e);
            }
        }
        opened = true;
    } catch (gnu.io.NoSuchPortException p) {
        return handlePortNotFound(p, portName, log);
    } catch (Exception ex) {
        log.error("Unexpected exception while opening port " + portName + " trace follows: " + ex);
        ex.printStackTrace();
        return "Unexpected error while opening port " + portName + ": " + ex;
    }
    // normal operation
    return null;
}
Also used : PortInUseException(gnu.io.PortInUseException) CommPortIdentifier(gnu.io.CommPortIdentifier) SerialPortEventListener(gnu.io.SerialPortEventListener) SerialPortEvent(gnu.io.SerialPortEvent) PortInUseException(gnu.io.PortInUseException)

Example 20 with CommPortIdentifier

use of gnu.io.CommPortIdentifier in project JMRI by JMRI.

the class XBeeAdapter method openPort.

@Override
public String openPort(String portName, String appName) {
    try {
        // get and open the primary port
        CommPortIdentifier portID = CommPortIdentifier.getPortIdentifier(portName);
        try {
            // name of program, msec to wait
            activeSerialPort = (SerialPort) portID.open(appName, 2000);
        } catch (PortInUseException p) {
            return handlePortBusy(p, portName, log);
        }
        // try to set it for serial
        try {
            setSerialPort();
        } catch (gnu.io.UnsupportedCommOperationException e) {
            log.error("Cannot set serial parameters on port " + portName + ": " + e.getMessage());
            return "Cannot set serial parameters on port " + portName + ": " + e.getMessage();
        }
        // get and save stream
        serialStream = activeSerialPort.getInputStream();
        // purge contents, if any
        purgeStream(serialStream);
        // report status?
        if (log.isInfoEnabled()) {
            // report now
            log.info(portName + " port opened at " + activeSerialPort.getBaudRate() + " baud with" + " DTR: " + activeSerialPort.isDTR() + " RTS: " + activeSerialPort.isRTS() + " DSR: " + activeSerialPort.isDSR() + " CTS: " + activeSerialPort.isCTS() + "  CD: " + activeSerialPort.isCD());
        }
        if (log.isDebugEnabled()) {
            // report additional status
            log.debug(" port flow control shows " + (activeSerialPort.getFlowControlMode() == SerialPort.FLOWCONTROL_RTSCTS_OUT ? "hardware flow control" : "no flow control"));
        }
        opened = true;
    } catch (gnu.io.NoSuchPortException p) {
        return handlePortNotFound(p, portName, log);
    } catch (Exception ex) {
        log.error("Unexpected exception while opening port " + portName + " trace follows: " + ex);
        ex.printStackTrace();
        return "Unexpected error while opening port " + portName + ": " + ex;
    }
    // normal operation
    return null;
}
Also used : PortInUseException(gnu.io.PortInUseException) CommPortIdentifier(gnu.io.CommPortIdentifier) PortInUseException(gnu.io.PortInUseException)

Aggregations

CommPortIdentifier (gnu.io.CommPortIdentifier)84 PortInUseException (gnu.io.PortInUseException)62 IOException (java.io.IOException)34 SerialPortEvent (gnu.io.SerialPortEvent)25 SerialPortEventListener (gnu.io.SerialPortEventListener)23 UnsupportedCommOperationException (gnu.io.UnsupportedCommOperationException)20 CommPort (gnu.io.CommPort)15 NoSuchPortException (gnu.io.NoSuchPortException)15 TooManyListenersException (java.util.TooManyListenersException)14 Enumeration (java.util.Enumeration)10 DataInputStream (java.io.DataInputStream)9 SerialPort (gnu.io.SerialPort)8 BufferedReader (java.io.BufferedReader)5 InputStreamReader (java.io.InputStreamReader)5 OutputStreamWriter (java.io.OutputStreamWriter)4 BufferedInputStream (java.io.BufferedInputStream)3 BufferedWriter (java.io.BufferedWriter)3 DataOutputStream (java.io.DataOutputStream)3 ArrayList (java.util.ArrayList)3 InputStream (java.io.InputStream)2