public Integer evaluate()

in core/src/main/java/org/apache/commons/functor/aggregator/functions/IntegerSumAggregatorFunction.java [38:47]

• 10 lines of code
• 4 McCabe index (conditional complexity)

    public Integer evaluate(List<Integer> data) {
        if (data == null || data.size() == 0) {
            return null;
        }
        int sum = 0;
        for (Integer d : data) {
            sum += d;
        }
        return sum;
    }