Object	oldValue;
if (this.headerValue == headerValue) return;
  public void setHeaderValue(Object headerValue)  {		// Variables		Object	oldValue;		// Get Old Value		oldValue = this.headerValue;		// Set Propeprty		this.headerValue = headerValue;		// Notify Listeners of change    firePropertyChange(HEADER_VALUE_PROPERTY, oldValue, headerValue);  }