tinyos-main-master/tools/tinyos/java/net/tinyos/sf/SFNullRenderer.java
package net.tinyos.sf;

public class SFNullRenderer implements SFRenderer {

  public void message(String msg) {
  }

  public void updatePacketsRead(int n) {
  }

  public void updatePacketsWritten(int n) {
  }

  public void updateNumClients(int n) {
  }

  public void updateListenServerStatus(boolean listening) {
  }

}
