Miscellany

package comm_counter;import gnu.io.CommPort;import gnu.io.CommPortIdentifier;import gnu.io.SerialPort;import java.io.DataInputStream;import java.io.FileDescriptor;import java.io.IOException;import java.io.InputStream;import java.io.OutputStream;import java.io.BufferedReader;import java.io.InputStreamReader;import java.io.PrintWriter;import java.io.ByteArrayInputStream;public class SerialReader_counter implements Runnable {	InputStream in;	BufferedReader br;	params params;	public SerialReader_counter(InputStream in, params params) {		this.in = in;		this.params = params;	}    // table to convert a nibble to a hex char.    static char[] hexChar = {       '0' , '1' , '2' , '3' ,       '4' , '5' , '6' , '7' ,       '8' , '9' , 'a' , 'b' ,       'c' , 'd' , 'e' , 'f'};     public void dumpHexFromStream(InputStream in, PrintWriter out) throws IOException {      //int length = 4096;      int length = 16;      byte[] buf = new byte[length];          int bytesRead = 0;      int count = 0;      char s1,s2;	String s3;      while(true){      while((bytesRead = in.read(buf)) > 0) {            for(int i = 0; i < bytesRead; i++) {          s1= (hexChar[(buf[i] & 0xf0) >> 4]);          s2= (hexChar[(buf[i] & 0x0f)]);          s3=(s1+" "+s2);          System.out.print(s3);        //  params.commHandler2.putFromCounter(s3);          count++;          if(count % 16 == 0){        	  out.println();          }          else            out.print(' ');          out.flush();        }      }    }    }	public void run() {		try {            PrintWriter out = new PrintWriter(System.out);            dumpHexFromStream(this.in, out);            out.flush();		}		catch(Exception e){}			try{		Thread.sleep(1000);	}	catch(Exception e){			}		}        //public static void main(String[] pArgs) throws Exception {     // ByteArrayInputStream in = new ByteArrayInputStream("Test!  This is only a test!".getBytes());          //  SerialReader_counter src = new SerialReader_counter(in,null);     // src.run();    //}}