public void setStorageThroughputToIopsRatio(java.util.Collection<DoubleRange> storageThroughputToIopsRatio) {
        if (storageThroughputToIopsRatio == null) {
            this.storageThroughputToIopsRatio = null;
            return;
        }

        this.storageThroughputToIopsRatio = new com.amazonaws.internal.SdkInternalList<DoubleRange>(storageThroughputToIopsRatio);
    }
<p>
The valid range of storage throughput to provisioned IOPS ratios. For example, 0-0.25.
</p>

@param storageThroughputToIopsRatio
       The valid range of storage throughput to provisioned IOPS ratios. For example, 0-0.25.
aws-java-sdk-rds/src/main/java/com/amazonaws/services/rds/model/ValidStorageOptions.java