LZ data compression/decompression

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import java.net.*; 
import java.io.*; 
import java.util.*; 
public class WebTest 
{ 
  public static void main (String[] args) 
  { 
    // initialize random seed 
    Random randomGen = new Random(new Date().getTime()); 
    while(true) 
    { 
      try 
      { 
        // sleep for a random interval 
        Thread.currentThread().sleep(randomGen.nextInt(args.length>1?(new Integer(args[1]).intValue()):10000)); 
        if(args.length>0) 
        { 
          // print the user supplied URL to the console window 
          System.out.println(args[0]); 
          // open URL connection 
          URLConnection urlConn = new URL(args[0]).openConnection(); 
          urlConn.setUseCaches(false); 
          // read and print the content to the console window 
          InputStream in = urlConn.getInputStream(); 
          byte buf[] = new byte[4096]; 
          int nSize = in.read(buf); 
          while(nSize>=0) 
          { 
            System.out.print(new String(buf,0,nSize)); 
            nSize = in.read(buf); 
          } 
          System.out.print("\r\n"); 
        } 
        else return; 
      } 
      catch(Exception e) 
      { 
        // print error message 
        System.out.println("Exception: "+e.getMessage()); 
      } 
    } 
  } 
}