public Subnet withSubnetIdentifier(String subnetIdentifier) {
        setSubnetIdentifier(subnetIdentifier);
        return this;
    }
<p>
The subnet identifier.
</p>

@param subnetIdentifier
       The subnet identifier.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-dms/src/main/java/com/amazonaws/services/databasemigrationservice/model/Subnet.java