@Override
	public int hashCode() {
		return Objects.hash(model.getClass(), name, constraintSets);
	}
Return a tooltip  that describes the effect of this filter for a specific filter.

@param columnIndex the model index of the column to get a filter description of.
@return a tooltip that describes this filter for a specific column.
Ghidra/Framework/Docking/src/main/java/docking/widgets/table/columnfilter/ColumnBasedTableFilter.java