/// <summary>
/// This method helps in the cloning process by allowing each
/// class in the hierarchy to clone their own member variables.
/// The class being cloned will create a new instance of itself,
/// and then call the cloneHelper in its super-class to get any
/// member variables of its super classes to be copied.
/// </summary>
/// <param name="g">the instance of the cloned object</param>
protected void cloneHelper(UnionGroupNode g)
{
base.cloneHelper(g);
// none of these objects should be defined yet
System.Diagnostics.Debug.Assert(_unionState == null);
// shallow copy these
g._readonly = _readonly;
}
/*
* Member Methods
*/
public override object Clone()
{
// instantiate cloned object
UnionGroupNode obj = new UnionGroupNode();
// call the cloneHelper
cloneHelper(obj);
// return object
return(obj);
}