public NetworkAclPortRange withFrom(Integer from) {
        setFrom(from);
        return this;
    }
<p>
The beginning port number of the range.
</p>

@param from
       The beginning port number of the range.
@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/NetworkAclPortRange.java