toValue method
Implementation
String toValue() {
switch (this) {
case Statistic.sampleCount:
return 'SAMPLE_COUNT';
case Statistic.average:
return 'AVERAGE';
case Statistic.sum:
return 'SUM';
case Statistic.minimum:
return 'MINIMUM';
case Statistic.maximum:
return 'MAXIMUM';
}
}