public CommandHandle (CommandHandle other)
		{
			interface_ = other.interface_;
			name_ = other.getName ();
			field_ = other.getField ();
			new_value_ = other.new_value_;
		}
		public void CopyFrom (CommandHandle other)
		{
			if ( other == null )
				return;
			interface_ = other.interface_;
			name_ = other.getName ();
			field_ = other.getField ();
			new_value_ = other.new_value_;
		}