public SerialConnection(String comPort, int bitRate, ValerieNetwork network) {
serialPort = new SerialPort(comPort);
try {
serialPort.openPort(); // Open port
if (serialPort.setParams(bitRate, 8, 1, 0)) // Set params
{
int mask =
SerialPort.MASK_RXCHAR + SerialPort.MASK_CTS + SerialPort.MASK_DSR; // Prepare mask
serialPort.setEventsMask(mask); // Set mask
serialPort.addEventListener(
new SerialListener(serialPort, network)); // Add SerialPortEventListener
} else if (DEBUG_MSGS) {
System.out.println("Invalid Serial Port parameters");
}
} catch (SerialPortException ex) {
if (DEBUG_MSGS) {
System.err.println("Error opening serial port.");
ex.printStackTrace();
}
silentClose();
System.exit(1);
}
Runtime.getRuntime()
.addShutdownHook(
new Thread() {
public void run() {
silentClose();
}
});
}
public boolean getDSR() {
try {
return port.isDSR();
} catch (SerialPortException e) {
throw new RuntimeException("Error reading the DSR line: " + e.getExceptionType());
}
}
protected void onSerialPortEvent(SerialPortEvent event) {
if (event.isRXCHAR()) {
int count = event.getEventValue();
if (count == 0) return;
byte[] characters;
try {
characters = serialPort.readBytes(count);
for (byte character : characters) {
// System.out.println(Integer.toHexString(character) + "\t:\t" + (int) character + "\t:\t"
// + (char) character);
onReceiveChar((char) character);
}
} catch (SerialPortException e) {
showErrorMessage("No se pudo leer un byte");
e.printStackTrace();
}
}
}
public void startReadPort(final DataReceivedListener dataReceivedListener)
throws SerialPortException {
try {
serialPort = new SerialPort(configuration.getPort());
serialPort.openPort();
serialPort.setParams(
configuration.getBaudRate(),
configuration.getDataBits(),
configuration.getStopBits(),
configuration.getParity());
serialPort.addEventListener(
new SerialPortEventListener() {
@Override
public void serialEvent(SerialPortEvent serialPortEvent) {
try {
if (serialPortEvent.isRXCHAR()) {
dataReceivedListener.onDataReceived(serialPort.readString());
}
} catch (SerialPortException e) {
e.printStackTrace();
}
}
});
} catch (SerialPortException e) {
e
.printStackTrace(); // To change body of catch statement use File | Settings | File
// Templates.
}
}
/** Set the RTS line */
public void setRTS(boolean state) {
try {
port.setRTS(state);
} catch (SerialPortException e) {
throw new RuntimeException("Error setting the RTS line: " + e.getExceptionType());
}
}
public void transmitMessage(String message) {
if (serialPort == null) {
showErrorMessage("Por favor seleccione un puerto");
return;
}
if (message.isEmpty()) {
showErrorMessage("No se envian mensajes vacios");
return;
}
String text = message + '\n';
showSentMessage(text);
try {
serialPort.writeBytes(text.getBytes());
} catch (SerialPortException e) {
showErrorMessage(e.getMessage());
e.printStackTrace();
}
textField.setText("");
}
public void run() {
System.out.println("Thread started - 1");
try {
if (in == null) return;
byte[] buffer = in.readBytes(1024);
System.out.print(new String(buffer, 0, 1024));
} catch (SerialPortException e) {
e.printStackTrace();
} // Read 10 bytes from serial port
/*
byte[] buffer = new byte[1024];
int len = -1;
try
{
while ( ( len = this.in.read(buffer)) > -1 )
{
System.out.print(new String(buffer,0,len));
}
}
catch ( IOException e )
{
e.printStackTrace();
}
*/
}
/**
* @generate Serial_write.xml
* <h3>Advanced</h3>
* Write a String to the output. Note that this doesn't account for Unicode (two bytes per
* char), nor will it send UTF8 characters.. It assumes that you mean to send a byte buffer
* (most often the case for networking and serial i/o) and will only use the bottom 8 bits of
* each char in the string. (Meaning that internally it uses String.getBytes)
* <p>If you want to move Unicode data, you can first convert the String to a byte stream in
* the representation of your choice (i.e. UTF8 or two-byte Unicode data), and send it as a
* byte array.
* @webref serial:serial
* @usage web_application
* @param src data to write
*/
public void write(String src) {
try {
port.writeString(src);
} catch (SerialPortException e) {
throw new RuntimeException(
"Error writing to serial port " + e.getPortName() + ": " + e.getExceptionType());
}
}
private void silentClose() {
try {
serialPort.closePort();
} catch (SerialPortException ex) {
if (DEBUG_MSGS) {
ex.printStackTrace();
}
}
}
public void openAndSetSerialPort(String port) {
serialPort = new SerialPort(port);
try {
System.out.println("Port opened: " + serialPort.openPort());
System.out.println("Params setted: " + serialPort.setParams(230400, 64, 1, 0));
} catch (SerialPortException e) {
e.printStackTrace();
}
}
private static void startCommunicator() {
Globals.setCommunicator(CommunicatorFactory.getCommunicator());
communicator = Globals.getCommunicator();
try {
System.out.println("Spectrometer info: " + communicator.getSpecInfo());
} catch (SerialPortException e) {
e.printStackTrace();
}
}
/** Set the DTR line */
public void setDTR(boolean state) {
// there is no way to influence the behavior of the DTR line when opening the serial port
// this means that at least on Linux and OS X, Arduino devices are always reset
try {
port.setDTR(state);
} catch (SerialPortException e) {
throw new RuntimeException("Error setting the DTR line: " + e.getExceptionType());
}
}
public void restart() {
try {
serialPort.closePort();
serialPort.openPort();
serialPort.setParams(9600, 64, 1, 0);
} catch (SerialPortException e) {
e.printStackTrace();
}
}
/** @param src data to write */
public void write(byte[] src) {
try {
// this might block if the serial device is not yet ready (esp. tty devices under OS X)
port.writeBytes(src);
// we used to call flush() here
} catch (SerialPortException e) {
throw new RuntimeException(
"Error writing to serial port " + e.getPortName() + ": " + e.getExceptionType());
}
}
public void onSerialPortClicked(String portName) {
closePort();
try {
openPort(portName);
} catch (SerialPortException e) {
e.printStackTrace();
showErrorMessage(e.getMessage());
}
}
@Override
public void close() {
try {
this.serialPort.closePort();
_logger.debug("serialPort{} closed", serialPort.getPortName());
} catch (SerialPortException ex) {
if (ex.getMessage().contains("Port not opened")) {
_logger.debug("unable to close the port, Error: {}", ex.getMessage());
} else {
_logger.error("unable to close the port{}", serialPort.getPortName(), ex);
}
}
}
public void closePort() {
if (serialPort != null) {
try {
serialPort.closePort();
} catch (SerialPortException e) {
e.printStackTrace();
}
}
}
/**
* @generate serialEvent.xml
* @webref serial:events
* @usage web_application
* @param event the port where new data is available
*/
public void serialEvent(SerialPortEvent event) {
if (event.getEventType() == SerialPortEvent.RXCHAR) {
int toRead;
try {
while (0 < (toRead = port.getInputBufferBytesCount())) {
// this method can be called from the context of another thread
synchronized (buffer) {
// read one byte at a time if the sketch is using serialEvent
if (serialEventMethod != null) {
toRead = 1;
}
// enlarge buffer if necessary
if (buffer.length < inBuffer + toRead) {
byte temp[] = new byte[buffer.length << 1];
System.arraycopy(buffer, 0, temp, 0, inBuffer);
buffer = temp;
}
// read an array of bytes and copy it into our buffer
byte[] read = port.readBytes(toRead);
System.arraycopy(read, 0, buffer, inBuffer, read.length);
inBuffer += read.length;
}
if (serialEventMethod != null) {
if ((0 < bufferUntilSize && bufferUntilSize <= inBuffer - readOffset)
|| (0 == bufferUntilSize && bufferUntilByte == buffer[inBuffer - 1])) {
try {
// serialEvent() is invoked in the context of the current (serial) thread
// which means that serialization and atomic variables need to be used to
// guarantee reliable operation (and better not draw() etc..)
// serialAvailable() does not provide any real benefits over using
// available() and read() inside draw - but this function has no
// thread-safety issues since it's being invoked during pre in the context
// of the Processing applet
serialEventMethod.invoke(parent, this);
} catch (Exception e) {
System.err.println("Error, disabling serialEvent() for " + port.getPortName());
System.err.println(e.getLocalizedMessage());
serialEventMethod = null;
}
}
}
invokeSerialAvailable = true;
}
} catch (SerialPortException e) {
throw new RuntimeException(
"Error reading from serial port " + e.getPortName() + ": " + e.getExceptionType());
}
}
}
private Serial(String iname, int irate, char iparity, int idatabits, float istopbits)
throws SerialException {
// if (port != null) port.close();
// this.parent = parent;
// parent.attach(this);
int parity = SerialPort.PARITY_NONE;
if (iparity == 'E') parity = SerialPort.PARITY_EVEN;
if (iparity == 'O') parity = SerialPort.PARITY_ODD;
int stopbits = SerialPort.STOPBITS_1;
if (istopbits == 1.5f) stopbits = SerialPort.STOPBITS_1_5;
if (istopbits == 2) stopbits = SerialPort.STOPBITS_2;
try {
port = new SerialPort(iname);
port.openPort();
boolean res = port.setParams(irate, idatabits, stopbits, parity, true, true);
if (!res) {
System.err.println(
format(
tr("Error while setting serial port parameters: {0} {1} {2} {3}"),
irate,
iparity,
idatabits,
istopbits));
}
port.addEventListener(this);
} catch (SerialPortException e) {
if (e.getPortName().startsWith("/dev")
&& SerialPortException.TYPE_PERMISSION_DENIED.equals(e.getExceptionType())) {
throw new SerialException(
format(
tr(
"Error opening serial port ''{0}''. Try consulting the documentation at http://playground.arduino.cc/Linux/All#Permission"),
iname));
}
throw new SerialException(format(tr("Error opening serial port ''{0}''."), iname), e);
}
if (port == null) {
throw new SerialNotFoundException(
format(
tr(
"Serial port ''{0}'' not found. Did you select the right one from the Tools > Serial Port menu?"),
iname));
}
}
public boolean writeBytes(byte[] bytes) {
try {
if (DEBUG_SERIAL) {
System.out.println(
"Network Sending: "
+ ByteArrayHelpers.getByteArrayString(bytes, ByteArrayMode.BYTE_ARRAY_MODE_HEX));
}
return serialPort.writeBytes(bytes);
} catch (SerialPortException e) {
if (DEBUG_MSGS) {
e.printStackTrace();
}
return false;
}
}
/**
* @param parity 'N' for none, 'E' for even, 'O' for odd, 'M' for mark, 'S' for space ('N' is the
* default)
* @param dataBits 8 is the default
* @param stopBits 1.0, 1.5, or 2.0 (1.0 is the default)
*/
public Serial(
PApplet parent, String portName, int baudRate, char parity, int dataBits, float stopBits) {
this.parent = parent;
parent.registerMethod("dispose", this);
parent.registerMethod("pre", this);
// setup parity
if (parity == 'O') {
parity = SerialPort.PARITY_ODD;
} else if (parity == 'E') {
parity = SerialPort.PARITY_EVEN;
} else if (parity == 'M') {
parity = SerialPort.PARITY_MARK;
} else if (parity == 'S') {
parity = SerialPort.PARITY_SPACE;
} else {
parity = SerialPort.PARITY_NONE;
}
// setup stop bits
int stopBitsIdx = SerialPort.STOPBITS_1;
if (stopBits == 1.5f) {
stopBitsIdx = SerialPort.STOPBITS_1_5;
} else if (stopBits == 2) {
stopBitsIdx = SerialPort.STOPBITS_2;
}
port = new SerialPort(portName);
try {
// the native open() call is not using O_NONBLOCK, so this might block for certain operations
// (see write())
port.openPort();
port.setParams(baudRate, dataBits, stopBitsIdx, parity);
// we could register more events here
port.addEventListener(this, SerialPort.MASK_RXCHAR);
} catch (SerialPortException e) {
// this used to be a RuntimeException before, so stick with it
throw new RuntimeException(
"Error opening serial port " + e.getPortName() + ": " + e.getExceptionType());
}
serialEventMethod = findCallback("serialEvent");
serialAvailableMethod = findCallback("serialAvailable");
}
public void sendToSerial(String message) {
try {
// pad message to 32 chars if it isn't already
StringUtils.rightPad(message, 32);
App.getController().appendTxtAreaLogOutput("Port opened: " + port.openPort());
App.getController()
.appendTxtAreaLogOutput(
"Params set: " + port.setParams(baudRate, dataBits, stopBits, parity));
App.getController()
.appendTxtAreaLogOutput(
"\""
+ message
+ "\" successfully wrote to port: "
+ port.writeBytes(message.getBytes()));
App.getController().appendTxtAreaLogOutput("Port closed: " + port.closePort());
} catch (SerialPortException ex) {
App.getController().appendTxtAreaLogOutput(ex.getMessage());
}
}
public String[] readFromSerialPortGyro() {
byte[] data = new byte[0];
String parsedData = null;
try {
data = serialPort.readBytes(64);
} catch (SerialPortException e) {
e.printStackTrace();
}
String output = new String(data, StandardCharsets.UTF_8);
int start = output.indexOf("s");
int finish = output.indexOf("f");
if (start < finish) {
parsedData = output.substring(start, finish);
} else {
parsedData = output.substring(start) + output.substring(0, finish);
}
parsedData = parsedData.substring(1);
// System.out.println("parsed: "+parsedData);
String[] vals = parsedData.split(" ");
return vals;
}
/** @inheritDoc */
private synchronized boolean connect(String portName, int speed) throws Exception {
try {
serialPort = new SerialPort(portName);
if (!serialPort.openPort()) {
LOG.error("Error: Port is currently in use:" + portName);
disconnect();
return false;
} else {
serialPort.setParams(
speed, SerialPort.DATABITS_8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
serialPort.setFlowControlMode(SerialPort.FLOWCONTROL_NONE);
try {
serialReader = new SerialReader(this);
serialPort.addEventListener(serialReader);
LOG.debug("Added SerialPort event listener");
} catch (SerialPortException e) {
disconnect();
throw new Exception(
"Error Too Many Listeners Exception on serial port:" + e.getMessage());
}
LOG.info("Connection on " + portName + " established");
setConnected(true);
return true;
}
} catch (SerialPortException e) {
disconnect();
LOG.error("the connection could not be made: " + portName);
return false;
}
}
private void initialize() {
String[] portNames = SerialPortList.getPortNames();
_logger.debug("Number of serial port available:{}", portNames.length);
for (int portNo = 0; portNo < portNames.length; portNo++) {
_logger.debug("SerialPortJson[{}]:{}", portNo + 1, portNames[portNo]);
}
// create an instance of the serial communications class
serialPort = new SerialPort(gateway.getPortName());
try {
serialPort.openPort(); // Open port
serialPort.setParams(
gateway.getBaudRate(),
SerialPort.STOPBITS_1,
SerialPort.PARITY_NONE,
SerialPort.DATABITS_8);
int mask =
SerialPort.MASK_RXCHAR
+ SerialPort.MASK_CTS
+ SerialPort.MASK_DSR
+ SerialPort.MASK_ERR; // Prepare mask
serialPort.setEventsMask(mask); // Set mask
// create and register the serial data listener
serialPort.addEventListener(
new SerialDataListenerJssc(serialPort, gateway)); // Add SerialPortEventListener
_logger.debug("Serial port gateway initialized, GatewayTable[{}]", gateway);
gateway.setStatus(STATE.UP, "Connected Successfully");
} catch (SerialPortException ex) {
gateway.setStatus(STATE.DOWN, "ERROR: " + ex.getMessage());
if (ex.getMessage().contains("Port not found")) {
_logger.error("Failed to load serial port: {}", ex.getMessage());
} else {
_logger.error("Failed to load serial port, ", ex);
}
}
}
@Override
public synchronized void serialEvent(SerialPortEvent event) {
if (log.isTraceEnabled()) {
log.trace("SerialEvent '" + event.getEventType() + "' on [" + event.getPortName() + "]");
}
if (event.isRXCHAR() && hasListeners()) { // If data is available
byte[] data;
try {
data = serialPort.readBytes(event.getEventValue());
getStreamReader().processPacketRead(data, data.length);
} catch (SerialPortException e) {
log.error(e.getMessage(), e);
throw new RuntimeException(e);
}
} else if (event.isCTS()) { // If CTS line has changed state
if (event.getEventValue() == 1) { // If line is ON
log.debug("SerialEvent - CTS = ON");
} else {
log.debug("SerialEvent - CTS = OFF");
}
} else if (event.isBREAK()) { // /If DSR line has changed state
log.debug("SerialEvent - isBREAK");
} else if (event.isERR()) { // /If DSR line has changed state
log.debug("SerialEvent - isERR");
try {
disconnect();
} catch (ConnectionException ex) {
log.error(ex.getMessage(), ex);
}
} else if (event.isRING()) { // /If DSR line has changed state
log.debug("SerialEvent - isRING");
}
}
@Override
public void serialEvent(SerialPortEvent serialPortEvent) {
int val = serialPortEvent.getEventValue();
if (serialPortEvent.isRXCHAR() && val > 0) {
if (SerialConnection.DEBUG_SERIAL) {
System.out.println("Received " + val + " bytes");
}
try {
byte[] preambleData = new byte[0];
byte[] payloadData = new byte[0];
preambleData = mPort.readBytes(PREAMBLE_SIZE, 500);
if (SerialConnection.DEBUG_SERIAL) {
System.out.println(
"Preamble: "
+ ByteArrayHelpers.getByteArrayString(preambleData)
+ "("
+ new String(preambleData)
+ ")");
}
if (preambleData.length == PREAMBLE_SIZE) {
dataSize = preambleData[2];
if (dataSize > 0) {
payloadData = mPort.readBytes(dataSize, 500);
if (SerialConnection.DEBUG_SERIAL) {
System.out.println(
"Data: "
+ ByteArrayHelpers.getByteArrayString(payloadData)
+ "("
+ new String(payloadData)
+ ")");
}
networkDelegate.handlePacket(ByteArrayHelpers.concat(preambleData, payloadData));
} else if (0 == dataSize) {
networkDelegate.handlePacket(preambleData);
}
} else {
if (SerialConnection.DEBUG_MSGS) {
System.out.println(
"preamble data length: "
+ preambleData.length
+ " does not match correct size: "
+ PREAMBLE_SIZE);
}
}
// switch (state) {
// case PREAMBLE:
// preambleData = mPort.readBytes(PREAMBLE_SIZE);
//
// if (SerialConnection.DEBUG_SERIAL) {
// System.out.println("Preamble: " + ByteArrayHelpers.getByteArrayString(preambleData)
// + "(" + new String(payloadData) + ")");
// }
//
// if (preambleData.length == PREAMBLE_SIZE)
// {
// dataSize = preambleData[PREAMBLE_SIZE - 1];
// if (dataSize > 0)
// {
// state = ListenerState.DATA;
// payloadData = mPort.readBytes(dataSize, 50);
//
// if (SerialConnection.DEBUG_SERIAL) {
// System.out.println("Data: " + ByteArrayHelpers.getByteArrayString(payloadData) +
// "(" + new String(payloadData) + ")");
// }
// state = ListenerState.PREAMBLE;
//
// } else if (0 == dataSize)
// {
// networkDelegate.handlePacket(preambleData);
// }
// } else
// {
// if (SerialConnection.DEBUG_MSGS)
// {
// System.out.println("preamble data length: " + preambleData.length + " does not
// match correct size: " + PREAMBLE_SIZE);
// }
// }
// break;
//
// case DATA:
// payloadData = mPort.readBytes(dataSize);
//
// if (SerialConnection.DEBUG_SERIAL) {
// System.out.println("Data: " + ByteArrayHelpers.getByteArrayString(payloadData));
// }
//
// if (dataSize == payloadData.length)
// {
// byte[] concatData = ByteArrayHelpers.concat(preambleData, payloadData);
// networkDelegate.handlePacket(concatData);
// }
// state = ListenerState.PREAMBLE;
// break;
//
// default:
// break;
// }
} catch (SerialPortException e) {
if (SerialConnection.DEBUG_MSGS) {
e.printStackTrace();
}
} catch (SerialPortTimeoutException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
/**
* Connects to a known port. Delays for 2s because experience shows that receiving of data only
* works after a certain time.
*
* @param baudRate Value from jssc.SerialPort.BAUDRATE_*
* @throws DisplayException
* @throws SerialPortException
* @throws InterruptedException
* @throws IOException
* @throws SecurityException
*/
public SerialTransport(int baudRate)
throws DisplayException, SerialPortException, InterruptedException, SecurityException,
IOException {
// -------- Initialize Logger --------
logger = Logger.getLogger("com.activeantiglare.arduino.sp");
FileHandler fh = new FileHandler("SerialTransport.log");
fh.setFormatter(new CmdFormatter());
logger.addHandler(fh);
logger.setLevel(Level.ALL);
logger.info("SerialTransport constructor start");
// -------- Find port --------
String[] portNames = SerialPortList.getPortNames();
for (int i = 0; i < portNames.length; i++) {
String currentName = portNames[i];
for (int j = 0; j < PORT_NAMES.length; j++) {
if (currentName.equals(PORT_NAMES[j])) {
portName = currentName;
break;
}
}
if (portName != null) {
break;
}
}
if (portName == null) {
String msg = "ERROR: No known serial port found";
logger.log(Level.SEVERE, msg);
throw new DisplayException(msg);
} else {
String msg = "Connecting to port " + portName;
logger.log(Level.INFO, msg);
System.out.println(msg);
}
// -------- Initialize Port --------
serialPort = new SerialPort(portName);
try {
serialPort.openPort(); // Open serial port
serialPort.setParams(
baudRate, SerialPort.DATABITS_8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
int mask = SerialPort.MASK_RXCHAR + SerialPort.MASK_CTS + SerialPort.MASK_DSR; // Prepare mask
serialPort.setEventsMask(mask); // Set mask
serialPort.addEventListener(new SerialPortReader()); // Add
// SerialPortEventListener
} catch (SerialPortException e) {
logger.log(Level.SEVERE, "", e);
e.printStackTrace(System.out);
throw e;
}
// No one knows why, but receiving only works reliably after some time
try {
Thread.sleep(3000);
} catch (InterruptedException e) {
throw e;
}
logger.info("SerialTransport constructor end");
}
@Override
public void actionPerformed(ActionEvent e) {
if (comunication.isConnected()) {
try {
comunication.close();
} catch (IOException e1) {
view.popupErrorMessage(e1.getMessage());
e1.printStackTrace();
}
} else {
Serial.DATA_RATE[] arrDataRate = Serial.DATA_RATE.values();
try {
serial.setDataRate(arrDataRate[view.getItemDataRate()]);
} catch (SerialPortException e1) {
view.popupErrorMessage(e1.getMessage());
e1.printStackTrace();
}
try {
refreshNameSerialPort();
String namePort = view.getNameSerialPortSelected();
comunication.open(namePort);
} catch (SerialPortException e1) {
if (e1.getExceptionType().equals(SerialPortException.TYPE_NULL_NOT_PERMITTED)) {
view.popupErrorMessage("Porta seriale non selezionata");
} else if (e1.getExceptionType().equals(SerialPortException.TYPE_PORT_NOT_FOUND)) {
view.popupErrorMessage("Porta seriale " + e1.getPortName() + " non trovata");
} else if (e1.getExceptionType().equals(SerialPortException.TYPE_PORT_ALREADY_OPENED)) {
view.popupErrorMessage("Porta seriale " + e1.getPortName() + " � gi� in uso.");
} else {
view.popupErrorMessage(e1.getMessage());
e1.printStackTrace();
}
}
}
}
