Optional<StatusWithIndices> | 
HighestSeverity.reduce(List<StatusWithIndex> statuses)  | 
Optional<StatusWithIndices> | 
ExponentialPropagation.reduce(List<StatusWithIndex> statuses)  | 
Optional<StatusWithIndices> | 
HighestSeverityAbove.reduce(List<StatusWithIndex> statuses)  | 
Optional<StatusWithIndices> | 
Threshold.reduce(List<StatusWithIndex> statuses)  | 
Optional<StatusWithIndices> | 
ReductionFunction.reduce(List<StatusWithIndex> statuses)  | 
protected static Optional<StatusWithIndices> | 
HighestSeverityAbove.reduceWithHighestSeverityAbove(List<StatusWithIndex> statuses,
                              Status threshold)  |