public CapacitySpecification withReadCapacityUnits(Long readCapacityUnits) {
        setReadCapacityUnits(readCapacityUnits);
        return this;
    }
<p>
The throughput capacity specified for <code>read</code> operations defined in <code>read capacity units</code>
<code>(RCUs)</code>.
</p>

@param readCapacityUnits
       The throughput capacity specified for <code>read</code> operations defined in
       <code>read capacity units</code> <code>(RCUs)</code>.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-keyspaces/src/main/java/com/amazonaws/services/keyspaces/model/CapacitySpecification.java