// This appears in Core Web Programming from
// Prentice Hall Publishers, and may be freely used
// or adapted. 1997 Marty Hall, hall@apl.jhu.edu.

public class NegativeLengthException extends Exception {
  public NegativeLengthException() {
    super("Negative dimensions not permitted.");
  }

  public NegativeLengthException(String message) {
    super(message);
  }
}