public RegionScope withRegions(java.util.Collection<String> regions) {
        setRegions(regions);
        return this;
    }
<p>
The Amazon Web Services Regions that the specified Firewall Manager administrator can perform actions in.
</p>

@param regions
       The Amazon Web Services Regions that the specified Firewall Manager administrator can perform actions in.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-fms/src/main/java/com/amazonaws/services/fms/model/RegionScope.java