public CreateVpcEndpointRequest withClientToken(String clientToken) {
        setClientToken(clientToken);
        return this;
    }
<p>
Unique, case-sensitive identifier that you provide to ensure the idempotency of the request. For more
information, see <a href="https://docs.aws.amazon.com/ec2/latest/devguide/ec2-api-idempotency.html">How to ensure
idempotency</a>.
</p>

@param clientToken
       Unique, case-sensitive identifier that you provide to ensure the idempotency of the request. For more
       information, see <a href="https://docs.aws.amazon.com/ec2/latest/devguide/ec2-api-idempotency.html">How to
       ensure idempotency</a>.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/CreateVpcEndpointRequest.java