@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
// see the equals methods		
//		result = prime * result + ((comparator == null) ? 0 : comparator.hashCode());
		result = prime * result + ((sortState == null) ? 0 : sortState.hashCode());
		return result;
	}
Returns true if there are no columns marked as sorted, which represents a 'no sort' state

@return true if there are no columns sorted
Ghidra/Framework/Docking/src/main/java/docking/widgets/table/TableSortingContext.java