private boolean isHttps(URI endpoint) {
            return Objects.equals(HTTPS, endpoint.getScheme());
        }
A URI resolver that uses environment variable {@value CONTAINER_CREDENTIALS_FULL_URI} as the URI
for the metadata service.
Optionally an authorization token can be provided using the {@value CONTAINER_AUTHORIZATION_TOKEN} environment variable.
aws-java-sdk-core/src/main/java/com/amazonaws/auth/ContainerCredentialsProvider.java