question: @ Override protected void assertDependentMetricsExist ( List < String > dependentDimensions ) { for ( String dependentDimension : dependentDimensions ) { if ( dimensionDictionary . findByApiName ( dependentDimension ) == null ) { String message = String . format ( "Cardinality metric dependent dimension %s is not in the dimension dictionary" , dependentDimension ) ; LOG . error ( message ) ; throw new IllegalArgumentException ( message ) ; } } }
target:  Cardinality metrics depend on dimensions not metrics.