public void setSubnetArns(java.util.Collection<String> subnetArns) {
        if (subnetArns == null) {
            this.subnetArns = null;
            return;
        }

        this.subnetArns = new java.util.ArrayList<String>(subnetArns);
    }
<p>
Specifies the ARN of the subnet where your VPC endpoint is located. You can only specify one ARN.
</p>

@param subnetArns
       Specifies the ARN of the subnet where your VPC endpoint is located. You can only specify one ARN.
aws-java-sdk-datasync/src/main/java/com/amazonaws/services/datasync/model/PrivateLinkConfig.java