private void validateFacetFields ( String [ ] facetFieldList ) { if ( facetFieldList == null || facetFieldList . length == 0 ) { return ; } for ( String facetfield : facetFieldList ) { if ( schema . getColumnIndex ( facetfield ) < 0 ) { throw new IllegalArgumentException ( "Facet field:" + facetfield + ", not found in schema" ) ; } } }
Check each facet field is present in schema .