/**
* Returns a clone of the instance.
*
* @return A clone.
* @throws CloneNotSupportedException if there is a problem cloning the instance.
*/
@Override
public Object clone() throws CloneNotSupportedException {
LookupPaintScale clone = (LookupPaintScale) super.clone();
clone.lookupTable = new java.util.ArrayList(this.lookupTable);
return clone;
}
