public void setSmallMultiples(java.util.Collection<DimensionField> smallMultiples) {
        if (smallMultiples == null) {
            this.smallMultiples = null;
            return;
        }

        this.smallMultiples = new java.util.ArrayList<DimensionField>(smallMultiples);
    }
<p>
The small multiples field well of a pie chart.
</p>

@param smallMultiples
       The small multiples field well of a pie chart.
aws-java-sdk-quicksight/src/main/java/com/amazonaws/services/quicksight/model/PieChartAggregatedFieldWells.java