public void setEntitySelectorExpression(String entitySelectorExpression) {
        this.entitySelectorExpression = entitySelectorExpression;
    }
<p>
A filter expression defining entities that will be aggregated for statistics. Supports ID, service, and edge
functions. If no selector expression is specified, edge statistics are returned.
</p>

@param entitySelectorExpression
       A filter expression defining entities that will be aggregated for statistics. Supports ID, service, and
       edge functions. If no selector expression is specified, edge statistics are returned.
aws-java-sdk-xray/src/main/java/com/amazonaws/services/xray/model/GetTimeSeriesServiceStatisticsRequest.java