public AutoScalingGroupEstimatedMonthlySavings withCurrency(Currency currency) {
        this.currency = currency.toString();
        return this;
    }
<p>
The currency of the estimated monthly savings.
</p>

@param currency
       The currency of the estimated monthly savings.
@return Returns a reference to this object so that method calls can be chained together.
@see Currency
aws-java-sdk-computeoptimizer/src/main/java/com/amazonaws/services/computeoptimizer/model/AutoScalingGroupEstimatedMonthlySavings.java