@Override
    public List<ColumnRef> getColumns() {
        return NullSafe.list(getTableComponentSettings().getColumns())
                .stream()
                .map(col -> new ColumnRef(col.getId(), col.getName()))
                .collect(Collectors.toList());
    }
Get the table component settings and perform parameter replacement on columns etc.

@return Resolved table settings.
stroom-core-client/src/main/java/stroom/dashboard/client/table/TablePresenter.java