// copy input to output

import java.io.*;

public class IOcopy extends Thread
{
  private BufferedInputStream in;
  private BufferedOutputStream out;

  public IOcopy( BufferedInputStream in, BufferedOutputStream out)
  {
    this.in = in;
    this.out = out;
  }

  public void run()
  {
    int n;
    byte buf[] = new byte[2048];

    try
    {
      while( (n = in.read( buf)) > 0)
      {
        out.write( buf, 0, n);
	out.flush();
      }

      out.write( "\nDone.\n".getBytes());
      out.flush();
    }
    catch (Exception ex)
    {
      synchronized( System.out)
      {
	ex.printStackTrace( System.out);
	System.out.flush();
      }
    }
  }

}