public UpdateFindingAggregatorResult withRegions(java.util.Collection<String> regions) {
        setRegions(regions);
        return this;
    }
<p>
The list of excluded Regions or included Regions.
</p>

@param regions
       The list of excluded Regions or included Regions.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-securityhub/src/main/java/com/amazonaws/services/securityhub/model/UpdateFindingAggregatorResult.java