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Example 26 with CommPortIdentifier

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

the class UsbDriverAdapter method openPort.

@Override
public String openPort(String portName, String appName) {
    // open the port, 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 communication via SerialDriver
        try {
            // find the baud rate value, configure comm options
            // default, but also defaulted in the initial value of selectedSpeed
            int baud = validSpeedValues[0];
            for (int i = 0; i < validSpeeds.length; i++) {
                if (validSpeeds[i].equals(mBaudRate)) {
                    baud = validSpeedValues[i];
                }
            }
            activeSerialPort.setSerialPortParams(baud, SerialPort.DATABITS_8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
        } 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 RTS high, DTR high
        // not connected in some serial ports and adapters
        activeSerialPort.setRTS(true);
        // pin 1 in DIN8; on main connector, this is DTR
        activeSerialPort.setDTR(true);
        // disable flow control; hardware lines used for signaling, XON/XOFF might appear in data
        activeSerialPort.setFlowControlMode(0);
        // 50 mSec timeout before sending chars
        activeSerialPort.enableReceiveTimeout(50);
        // set timeout
        // activeSerialPort.enableReceiveTimeout(1000);
        log.debug("Serial timeout was observed as: " + activeSerialPort.getReceiveTimeout() + " " + activeSerialPort.isReceiveTimeoutEnabled());
        // get and save stream
        serialStream = activeSerialPort.getInputStream();
        // purge contents, if any
        purgeStream(serialStream);
        // report status
        if (log.isInfoEnabled()) {
            log.info("NCE USB " + portName + " port opened at " + activeSerialPort.getBaudRate() + " baud");
        }
        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;
    }
    // indicates OK return
    return null;
}
Also used : PortInUseException(gnu.io.PortInUseException) CommPortIdentifier(gnu.io.CommPortIdentifier) PortInUseException(gnu.io.PortInUseException)

Example 27 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 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 28 with CommPortIdentifier

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

the class AbstractSerialPortController method getPortNames.

@SuppressWarnings("unchecked")
@Override
public Vector<String> getPortNames() {
    //reloadDriver(); // Refresh the list of communication ports
    // first, check that the comm package can be opened and ports seen
    portNameVector = new Vector<String>();
    Enumeration<CommPortIdentifier> portIDs = CommPortIdentifier.getPortIdentifiers();
    // find the names of suitable ports
    while (portIDs.hasMoreElements()) {
        CommPortIdentifier id = portIDs.nextElement();
        // filter out line printers 
        if (// accumulate the names in a vector
        id.getPortType() != CommPortIdentifier.PORT_PARALLEL) {
            portNameVector.addElement(id.getName());
        }
    }
    return portNameVector;
}
Also used : CommPortIdentifier(gnu.io.CommPortIdentifier)

Example 29 with CommPortIdentifier

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

the class AbstractSerialConnectionConfig method getPortNames.

@SuppressWarnings({ "unchecked", "UseOfObsoleteCollectionType" })
protected Vector<String> getPortNames() {
    //reloadDriver(); // Refresh the list of communication ports
    // first, check that the comm package can be opened and ports seen
    Vector<String> portNameVector = new Vector<>();
    Enumeration<CommPortIdentifier> portIDs = CommPortIdentifier.getPortIdentifiers();
    // find the names of suitable ports
    while (portIDs.hasMoreElements()) {
        CommPortIdentifier id = portIDs.nextElement();
        // filter out line printers 
        if (// accumulate the names in a vector
        id.getPortType() != CommPortIdentifier.PORT_PARALLEL) {
            portNameVector.addElement(id.getName());
        }
    }
    return portNameVector;
}
Also used : CommPortIdentifier(gnu.io.CommPortIdentifier) Vector(java.util.Vector)

Example 30 with CommPortIdentifier

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

the class GcSerialDriverAdapter method openPort.

@Override
public String openPort(String portName, String appName) {
    String[] baudRates = validBaudRates();
    int[] baudValues = validBaudValues();
    // open the port, 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 comunication via SerialDriver
        try {
            // find the baud rate value, configure comm options
            // default, but also defaulted in the initial value of selectedSpeed
            int baud = baudValues[0];
            for (int i = 0; i < baudRates.length; i++) {
                if (baudRates[i].equals(mBaudRate)) {
                    baud = baudValues[i];
                }
            }
            activeSerialPort.setSerialPortParams(baud, SerialPort.DATABITS_8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
        } 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 RTS high, DTR high
        // not connected in some serial ports and adapters
        activeSerialPort.setRTS(true);
        // pin 1 in DIN8; on main connector, this is DTR
        activeSerialPort.setDTR(true);
        // disable flow control; hardware lines used for signaling, XON/XOFF might appear in data
        activeSerialPort.setFlowControlMode(0);
        // 50 mSec timeout before sending chars
        activeSerialPort.enableReceiveTimeout(50);
        // set timeout
        // activeSerialPort.enableReceiveTimeout(1000);
        log.debug("Serial timeout was observed as: " + activeSerialPort.getReceiveTimeout() + " " + activeSerialPort.isReceiveTimeoutEnabled());
        // get and save stream
        serialStream = activeSerialPort.getInputStream();
        // purge contents, if any
        purgeStream(serialStream);
        // report status?
        if (log.isInfoEnabled()) {
            log.info(portName + " port opened at " + activeSerialPort.getBaudRate() + " baud, sees " + " DTR: " + activeSerialPort.isDTR() + " RTS: " + activeSerialPort.isRTS() + " DSR: " + activeSerialPort.isDSR() + " CTS: " + activeSerialPort.isCTS() + "  CD: " + activeSerialPort.isCD());
        }
        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;
    }
    // indicates OK return
    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