public java.util.List<String> getAddSupportedIpAddressTypes() {
        if (addSupportedIpAddressTypes == null) {
            addSupportedIpAddressTypes = new com.amazonaws.internal.SdkInternalList<String>();
        }
        return addSupportedIpAddressTypes;
    }
<p>
The IP address types to add to your service configuration.
</p>

@return The IP address types to add to your service configuration.
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/ModifyVpcEndpointServiceConfigurationRequest.java