Examples with PortInUseException gnu.io.PortInUseException used on opensource projects

Example 11 with PortInUseException

use of gnu.io.PortInUseException 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());
    }
}

Example 12 with PortInUseException

use of gnu.io.PortInUseException 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;
}

Example 13 with PortInUseException

use of gnu.io.PortInUseException 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;
}

Example 14 with PortInUseException

use of gnu.io.PortInUseException 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;
}

Example 15 with PortInUseException

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

the class LocoBufferAdapter method openPort.

@Override
public String openPort(String portName, String appName) {
    // open the primary and secondary ports in LocoNet mode, check ability to set moderators
    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 LocoNet via LocoBuffer
        try {
            setSerialPort(activeSerialPort);
        } catch (gnu.io.UnsupportedCommOperationException e) {
            log.error(// NOI18N
            "Cannot set serial parameters on port " + portName + ": " + e.getMessage());
            return // NOI18N
            "Cannot set serial parameters on port " + portName + ": " + e.getMessage();
        }
        // set timeout
        try {
            activeSerialPort.enableReceiveTimeout(10);
            log.debug(// NOI18N
            "Serial timeout was observed as: " + activeSerialPort.getReceiveTimeout() + " " + activeSerialPort.isReceiveTimeoutEnabled());
        } catch (Exception et) {
            // NOI18N
            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(// NOI18N
            portName + " port opened at " + activeSerialPort.getBaudRate() + // NOI18N
            " baud with" + " DTR: " + // NOI18N
            activeSerialPort.isDTR() + " RTS: " + // NOI18N
            activeSerialPort.isRTS() + " DSR: " + // NOI18N
            activeSerialPort.isDSR() + " CTS: " + // NOI18N
            activeSerialPort.isCTS() + "  CD: " + // NOI18N
            activeSerialPort.isCD());
        }
        if (log.isDebugEnabled()) {
            // report additional status
            log.debug(// NOI18N
            " port flow control shows " + // NOI18N
            (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:
                            // NOI18N
                            log.info("SerialEvent: DATA_AVAILABLE is " + e.getNewValue());
                            return;
                        case SerialPortEvent.OUTPUT_BUFFER_EMPTY:
                            // NOI18N
                            log.info("SerialEvent: OUTPUT_BUFFER_EMPTY is " + e.getNewValue());
                            return;
                        case SerialPortEvent.CTS:
                            // NOI18N
                            log.info("SerialEvent: CTS is " + e.getNewValue());
                            return;
                        case SerialPortEvent.DSR:
                            // NOI18N
                            log.info("SerialEvent: DSR is " + e.getNewValue());
                            return;
                        case SerialPortEvent.RI:
                            // NOI18N
                            log.info("SerialEvent: RI is " + e.getNewValue());
                            return;
                        case SerialPortEvent.CD:
                            // NOI18N
                            log.info("SerialEvent: CD is " + e.getNewValue());
                            return;
                        case SerialPortEvent.OE:
                            // NOI18N
                            log.info("SerialEvent: OE (overrun error) is " + e.getNewValue());
                            return;
                        case SerialPortEvent.PE:
                            // NOI18N
                            log.info("SerialEvent: PE (parity error) is " + e.getNewValue());
                            return;
                        case SerialPortEvent.FE:
                            // NOI18N
                            log.info("SerialEvent: FE (framing error) is " + e.getNewValue());
                            return;
                        case SerialPortEvent.BI:
                            // NOI18N
                            log.info("SerialEvent: BI (break interrupt) is " + e.getNewValue());
                            return;
                        default:
                            // NOI18N
                            log.info("SerialEvent of unknown type: " + type + " value: " + e.getNewValue());
                            return;
                    }
                }
            });
            try {
                activeSerialPort.notifyOnFramingError(true);
            } catch (Exception e) {
                // NOI18N
                log.debug("Could not notifyOnFramingError: " + e);
            }
            try {
                activeSerialPort.notifyOnBreakInterrupt(true);
            } catch (Exception e) {
                // NOI18N
                log.debug("Could not notifyOnBreakInterrupt: " + e);
            }
            try {
                activeSerialPort.notifyOnParityError(true);
            } catch (Exception e) {
                // NOI18N
                log.debug("Could not notifyOnParityError: " + e);
            }
            try {
                activeSerialPort.notifyOnOverrunError(true);
            } catch (Exception e) {
                // NOI18N
                log.debug("Could not notifyOnOverrunError: " + e);
            }
        }
        opened = true;
    } catch (gnu.io.NoSuchPortException p) {
        return handlePortNotFound(p, portName, log);
    } catch (Exception ex) {
        // NOI18N
        log.error("Unexpected exception while opening port {} trace follows:", portName, ex);
        return "Unexpected error while opening port " + portName + ": " + ex;
    }
    // normal operation
    return null;
}