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- public static void test(){
- Enumeration lists=CommPortIdentifier.getPortIdentifiers();
- System.out.println(lists.hasMoreElements());
- while (lists.hasMoreElements()){
- CommPortIdentifier cn=(CommPortIdentifier)lists.nextElement();
- if ((CommPortIdentifier.PORT_SERIAL==cn.getPortType())){
- System.out.println("Name is serail portzzzz "+cn.getName()+" Owned status "+cn.isCurrentlyOwned());
- try{
- SerialPort port1=(SerialPort)cn.open("ComControl",800000);
- port1.setSerialPortParams(9600, SerialPort.DATABITS_8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
- System.out.println("Before get stream");
- OutputStream out=port1.getOutputStream();
- InputStream input=port1.getInputStream();
- System.out.println("Before write");
- out.write("AT".getBytes());
- System.out.println("After write");
- int sample=0;
- //while((( sample=input.read())!=-1)){
- System.out.println("Before read");
- //System.out.println(input.read() + "TEsting ");
- //}
- System.out.println("After read");
- System.out.println("Receive timeout is "+port1.getReceiveTimeout());
- }catch(Exception e){
- System.err.println(e.getMessage());
- }
- }
- else{
- System.out.println("Name is parallel portzzzz "+cn.getName()+" Owned status "+cn.isCurrentlyOwned()+cn.getPortType()+" ");
- }
- }
- }
false
Output using Eclipse
true
Name is serail portzzzz COM1 Owned status false
Before get stream
Before write
After write
Before read
After read
Receive timeout is -1
Name is serail portzzzz COM2 Owned status false
Before get stream
Before write
After write
Before read
After read
Receive timeout is -1
Name is parallel portzzzz LPT1 Owned status false2
Name is parallel portzzzz LPT2 Owned status false2