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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1563 | - | 1 | package dongfang.mkt.comm.serial; |
| 2 | |||
| 3 | import gnu.io.CommPort; |
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| 4 | import gnu.io.CommPortIdentifier; |
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| 5 | import gnu.io.NoSuchPortException; |
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| 6 | import gnu.io.SerialPort; |
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| 7 | |||
| 8 | import java.io.IOException; |
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| 9 | import java.io.InputStream; |
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| 10 | import java.io.OutputStream; |
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| 11 | |||
| 12 | import dongfang.mkt.comm.MKConnection; |
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| 13 | |||
| 14 | |||
| 15 | public class RXTXSerialPort implements MKConnection { |
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| 16 | private SerialPort serialPort; |
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| 17 | |||
| 18 | public void init(String id) throws IOException { |
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| 19 | // CommPortIdentifier.getPortIdentifier("COM1"); |
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| 20 | // Just take the 1st available port. |
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| 21 | CommPortIdentifier portIdentifier = null; |
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| 22 | |||
| 23 | try { |
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| 24 | if (id == null) { |
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| 25 | portIdentifier = (CommPortIdentifier) CommPortIdentifier |
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| 26 | .getPortIdentifiers().nextElement(); |
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| 27 | if (portIdentifier == null) { |
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| 28 | throw new IOException( |
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| 29 | "No serial port found (in search for any serial port)."); |
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| 30 | } |
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| 31 | } else |
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| 32 | portIdentifier = CommPortIdentifier.getPortIdentifier(id); |
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| 33 | } catch (NoSuchPortException ex) { |
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| 34 | throw new IOException(ex.getMessage()); |
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| 35 | } |
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| 36 | |||
| 37 | System.out.println("Using " + portIdentifier.getName()); |
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| 38 | |||
| 39 | if (portIdentifier.isCurrentlyOwned()) { |
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| 40 | System.out.println("Error: Port is currently in use"); |
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| 41 | return; |
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| 42 | } else { |
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| 43 | try { |
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| 44 | CommPort commPort = portIdentifier.open(this.getClass() |
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| 45 | .getName(), 2001); |
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| 46 | if (commPort instanceof SerialPort) { |
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| 47 | serialPort = (SerialPort) commPort; |
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| 48 | serialPort.setSerialPortParams(57600, |
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| 49 | SerialPort.DATABITS_8, SerialPort.STOPBITS_1, |
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| 50 | SerialPort.PARITY_NONE); |
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| 51 | } |
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| 52 | } catch (Exception ex) { |
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| 53 | throw new IOException(ex.getMessage()); |
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| 54 | } |
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| 55 | } |
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| 56 | } |
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| 57 | |||
| 58 | public InputStream getInputStream() throws IOException { |
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| 59 | return serialPort.getInputStream(); |
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| 60 | } |
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| 61 | |||
| 62 | public OutputStream getOutputStream() throws IOException { |
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| 63 | return serialPort.getOutputStream(); |
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| 64 | } |
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| 65 | } |