public static void initSerial() {
Enumeration portList = CommPortIdentifier.getPortIdentifiers();
CommPortIdentifier portId = null;
boolean portFound = false;
while (portList.hasMoreElements()) {
portId = (CommPortIdentifier) portList.nextElement();
if (portId.getPortType() == CommPortIdentifier.PORT_SERIAL) {
if (portId.getName().equals("COM3")) {
portFound = true;
}
}
}
if (!portFound) {
System.out.println("port COM3 not found.");
return;
}
SerialPort port;
try {
port = (SerialPort) portId.open("COM3", 2000);
port.setSerialPortParams(
115200, SerialPort.DATABITS_8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
comOS = new DataOutputStream(port.getOutputStream());
} catch (PortInUseException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (UnsupportedCommOperationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
/** Opens the Serial port with the baud and port_name given */
public boolean OpenSerial(int baud, String port) {
CommPortIdentifier portId = null;
Enumeration portEnum = CommPortIdentifier.getPortIdentifiers();
while (portEnum.hasMoreElements()) {
CommPortIdentifier currPortId = (CommPortIdentifier) portEnum.nextElement();
if (currPortId.getName().equals(port)) {
portId = currPortId;
break;
}
}
if (portId == null) {
System.err.println("Can not open serial port");
return false;
}
try {
serialPort = (SerialPort) portId.open(this.getClass().getName(), 2000);
serialPort.setSerialPortParams(
baud, SerialPort.DATABITS_8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
input = serialPort.getInputStream();
output = serialPort.getOutputStream();
serialPort.addEventListener(this);
serialPort.notifyOnDataAvailable(true);
Thread.sleep(1500);
} catch (Exception e) {
return false;
}
return true;
}
public int setUpBam() {
Enumeration<?> portIdentifiers = CommPortIdentifier.getPortIdentifiers();
CommPortIdentifier portId = null;
while (portIdentifiers.hasMoreElements()) {
CommPortIdentifier pid = (CommPortIdentifier) portIdentifiers.nextElement();
if (pid.getPortType() == CommPortIdentifier.PORT_SERIAL
&& pid.getName().equals(wantedPortName)) {
portId = pid;
System.out.println("Found port: " + pid.getName());
break;
}
}
try {
port = (SerialPort) portId.open("Driver", 10000);
} catch (PortInUseException e) {
System.err.println("Port already in use: " + e);
System.exit(1);
}
try {
port.setSerialPortParams(
57600, SerialPort.DATABITS_8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
} catch (UnsupportedCommOperationException e) {
System.err.println("Failed to set up port: " + e);
}
System.out.println("Port should be open now");
return 0;
}
public static void main(String[] args) {
portList = CommPortIdentifier.getPortIdentifiers();
while (portList.hasMoreElements()) {
portId = (CommPortIdentifier) portList.nextElement();
if (portId.getPortType() == CommPortIdentifier.PORT_SERIAL) {
if (portId.getName().equals("COM17")) {
// if (portId.getName().equals("/dev/term/a")) {
try {
serialPort = (SerialPort) portId.open("SimpleWriteApp", 2000);
} catch (PortInUseException e) {
}
try {
outputStream = serialPort.getOutputStream();
} catch (IOException e) {
}
try {
serialPort.setSerialPortParams(
9600, SerialPort.DATABITS_8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
} catch (UnsupportedCommOperationException e) {
}
try {
outputStream.write(messageString.getBytes());
} catch (IOException e) {
}
}
}
}
}
public static void listPorts() {
Enumeration<CommPortIdentifier> portEnum = CommPortIdentifier.getPortIdentifiers();
while (portEnum.hasMoreElements()) {
CommPortIdentifier portIdentifier = portEnum.nextElement();
System.out.println(
portIdentifier.getName() + " - " + getPortTypeName(portIdentifier.getPortType()));
}
}
/** returns an array of all the serial ports available */
public static CommPortIdentifier[] getSerialPorts() {
Enumeration portEnum = CommPortIdentifier.getPortIdentifiers();
int i = 0;
while (portEnum.hasMoreElements()) {
i++;
portEnum.nextElement();
}
CommPortIdentifier[] portId = new CommPortIdentifier[i];
Enumeration portEnum2 = CommPortIdentifier.getPortIdentifiers();
i = 0;
while (portEnum2.hasMoreElements()) {
portId[i] = (CommPortIdentifier) portEnum2.nextElement();
i++;
}
return portId;
}
public static Serial open(String defaultPort) {
boolean portFound = false;
final int mComPortIdentifier = CommPortIdentifier.PORT_SERIAL;
final Enumeration portList = CommPortIdentifier.getPortIdentifiers();
final int BAUD = 115200;
while (portList.hasMoreElements()) {
final CommPortIdentifier portId = (CommPortIdentifier) portList.nextElement();
System.out.println("Found port id: " + portId);
if (portId.getPortType() == mComPortIdentifier) {
System.out.println("Found CommPortIdentifier.");
if (portId.getName().equals(defaultPort)) {
System.out.println("Found port " + defaultPort);
SerialPort serialPort;
OutputStream outputStream = null;
try {
serialPort = (SerialPort) portId.open("SimpleWrite", 2000);
} catch (PortInUseException e) {
System.out.println("Port in use.");
continue;
}
try {
outputStream = serialPort.getOutputStream();
} catch (IOException e) {
e.printStackTrace();
}
try {
serialPort.setSerialPortParams(
BAUD, SerialPort.DATABITS_8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
} catch (UnsupportedCommOperationException e) {
e.printStackTrace();
}
try {
serialPort.notifyOnOutputEmpty(true);
} catch (Exception e) {
System.out.println("Error setting event notification");
System.out.println(e.toString());
System.exit(-1);
}
return new Serial(serialPort, outputStream);
}
}
}
if (!portFound) {
System.out.println("port " + defaultPort + " not found.");
}
return null;
}
public static List<String> getAvailablePorts() {
List<String> portNames = new ArrayList<>();
Enumeration identifiers = CommPortIdentifier.getPortIdentifiers();
while (identifiers.hasMoreElements()) {
CommPortIdentifier identifier = (CommPortIdentifier) identifiers.nextElement();
if (identifier.getPortType() == CommPortIdentifier.PORT_SERIAL) {
portNames.add(identifier.getName());
}
}
return portNames;
}
/*
* Open the port, wait for chip init
*/
public static int initialize(String portName) {
System.out.println("Enumerating serial ports:");
portList = CommPortIdentifier.getPortIdentifiers();
while (portList.hasMoreElements()) {
portId = (CommPortIdentifier) portList.nextElement();
if (portId.getPortType() == CommPortIdentifier.PORT_SERIAL) {
// DDT
System.out.println(portId.getName());
if (portId.getName().equals(portName)) {
System.out.println("Name match on port " + portName);
// Init the port, matches name we were given
try {
serialPort = (SerialPort) portId.open("tx-skeleton", 64);
} catch (PortInUseException e) {
e.printStackTrace();
System.out.println("Port in use!");
return (4);
}
try {
inputStream = serialPort.getInputStream();
outputStream = serialPort.getOutputStream();
} catch (IOException e) {
System.out.println("Unable to connect to I/O streams");
return (3);
}
try {
System.out.println("Initializing ADXL202 board...");
// 38400N81
serialPort.setSerialPortParams(
38400, SerialPort.DATABITS_8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
// ADXL202 is powered via DTR line, so set it on
serialPort.setDTR(true);
try {
// Wait a couple of seconds for chip to initialize (blinking LED)
Thread.sleep(2000);
} catch (InterruptedException ie) {
}
} catch (UnsupportedCommOperationException e) {
System.out.println("Unable to configure serial port!");
return (1);
}
return (0);
}
}
}
return (1);
}
// search for all the serial ports
// pre: none
// post: adds all the found ports to a combo box on the GUI
public void searchForPorts() {
ports = CommPortIdentifier.getPortIdentifiers();
while (ports.hasMoreElements()) {
CommPortIdentifier curPort = (CommPortIdentifier) ports.nextElement();
// get only serial ports
if (curPort.getPortType() == CommPortIdentifier.PORT_SERIAL) {
portMap.put(curPort.getName(), curPort);
}
}
}
// find all available serial ports for the settings->ports menu.
public String[] ListSerialPorts() {
@SuppressWarnings("unchecked")
Enumeration<CommPortIdentifier> ports =
(Enumeration<CommPortIdentifier>) CommPortIdentifier.getPortIdentifiers();
ArrayList<String> portList = new ArrayList<String>();
while (ports.hasMoreElements()) {
CommPortIdentifier port = (CommPortIdentifier) ports.nextElement();
if (port.getPortType() == CommPortIdentifier.PORT_SERIAL) {
portList.add(port.getName());
}
}
portsDetected = (String[]) portList.toArray(new String[0]);
return portsDetected;
}
public boolean oeffneSerialPort() {
Boolean foundPort = false;
if (serialPortGeoeffnet != false) {
System.out.println("Serialport bereits geöffnet");
return false;
}
System.out.println("Öffne Serialport");
enumComm = CommPortIdentifier.getPortIdentifiers();
while (enumComm.hasMoreElements()) {
serialPortId = (CommPortIdentifier) enumComm.nextElement();
if (portName.contentEquals(serialPortId.getName())) {
foundPort = true;
break;
}
}
if (foundPort != true) {
System.out.println("Serialport nicht gefunden: " + portName);
return false;
}
try {
serialPort = (SerialPort) serialPortId.open("Öffnen und Senden", 500);
} catch (PortInUseException e) {
System.out.println("Port belegt");
}
try {
outputStream = serialPort.getOutputStream();
} catch (IOException e) {
System.out.println("Keinen Zugriff auf OutputStream");
}
try {
inputStream = serialPort.getInputStream();
} catch (IOException e) {
System.out.println("Keinen Zugriff auf InputStream");
}
serialPort.notifyOnDataAvailable(true);
try {
serialPort.setSerialPortParams(baudrate, dataBits, stopBits, parity);
} catch (UnsupportedCommOperationException e) {
System.out.println("Konnte Schnittstellen-Paramter nicht setzen");
}
reader = new BufferedReader(new InputStreamReader(inputStream));
writer = new BufferedWriter(new OutputStreamWriter(outputStream));
serialPortGeoeffnet = true;
return true;
}
public void printAllPorts() {
Enumeration ports = CommPortIdentifier.getPortIdentifiers();
if (ports == null) {
System.out.println("No comm ports found!");
return;
}
// print out all ports
System.out.println("printing all ports...");
while (ports.hasMoreElements()) {
System.out.println(" " + ((CommPortIdentifier) ports.nextElement()).getName());
}
System.out.println("done.");
}
/**
* @return A HashSet containing the CommPortIdentifier for all serial ports that are not currently
* being used.
*/
@SuppressWarnings({"rawtypes"})
private static HashSet<CommPortIdentifier> getAvailableSerialPorts() {
HashSet<CommPortIdentifier> h = new HashSet<CommPortIdentifier>();
Enumeration thePorts = CommPortIdentifier.getPortIdentifiers();
while (thePorts.hasMoreElements()) {
CommPortIdentifier com = (CommPortIdentifier) thePorts.nextElement();
switch (com.getPortType()) {
case CommPortIdentifier.PORT_SERIAL:
try {
CommPort thePort = com.open("CommUtil", 50);
thePort.close();
h.add(com);
} catch (PortInUseException e) {
System.out.println("Port, " + com.getName() + ", is in use.");
} catch (Exception e) {
System.err.println("Failed to open port " + com.getName());
e.printStackTrace();
}
}
}
return h;
}
