/// <summary>
        /// Initiates the asynchronous execution of the DescribeEnvironmentHealth operation.
        /// </summary>
        /// 
        /// <param name="request">Container for the necessary parameters to execute the DescribeEnvironmentHealth operation.</param>
        /// <param name="cancellationToken">
        ///     A cancellation token that can be used by other objects or threads to receive notice of cancellation.
        /// </param>
        /// <returns>The task object representing the asynchronous operation.</returns>
        public Task<DescribeEnvironmentHealthResponse> DescribeEnvironmentHealthAsync(DescribeEnvironmentHealthRequest request, System.Threading.CancellationToken cancellationToken = default(CancellationToken))
        {
            var marshaller = new DescribeEnvironmentHealthRequestMarshaller();
            var unmarshaller = DescribeEnvironmentHealthResponseUnmarshaller.Instance;

            return InvokeAsync<DescribeEnvironmentHealthRequest,DescribeEnvironmentHealthResponse>(request, marshaller, 
                unmarshaller, cancellationToken);
        }
        public void DescribeEnvironmentHealthMarshallTest()
        {
            var operation = service_model.FindOperation("DescribeEnvironmentHealth");

            var request = InstantiateClassGenerator.Execute<DescribeEnvironmentHealthRequest>();
            var marshaller = new DescribeEnvironmentHealthRequestMarshaller();
            var internalRequest = marshaller.Marshall(request);
            var validator = new AWSQueryValidator(internalRequest.Parameters, request, service_model, operation);
            validator.Validate();


            var payloadResponse = new XmlSampleGenerator(service_model, operation).Execute();
            var context = new XmlUnmarshallerContext(Utils.CreateStreamFromString(payloadResponse), false, null);
            var response = DescribeEnvironmentHealthResponseUnmarshaller.Instance.Unmarshall(context)
                as DescribeEnvironmentHealthResponse;   
            InstantiateClassGenerator.ValidateObjectFullyInstantiated(response);       
        }
        internal DescribeEnvironmentHealthResponse DescribeEnvironmentHealth(DescribeEnvironmentHealthRequest request)
        {
            var marshaller = new DescribeEnvironmentHealthRequestMarshaller();
            var unmarshaller = DescribeEnvironmentHealthResponseUnmarshaller.Instance;

            return Invoke<DescribeEnvironmentHealthRequest,DescribeEnvironmentHealthResponse>(request, marshaller, unmarshaller);
        }
        /// <summary>
        /// Initiates the asynchronous execution of the DescribeEnvironmentHealth operation.
        /// </summary>
        /// 
        /// <param name="request">Container for the necessary parameters to execute the DescribeEnvironmentHealth operation on AmazonElasticBeanstalkClient.</param>
        /// <param name="callback">An AsyncCallback delegate that is invoked when the operation completes.</param>
        /// <param name="state">A user-defined state object that is passed to the callback procedure. Retrieve this object from within the callback
        ///          procedure using the AsyncState property.</param>
        /// 
        /// <returns>An IAsyncResult that can be used to poll or wait for results, or both; this value is also needed when invoking EndDescribeEnvironmentHealth
        ///         operation.</returns>
        public IAsyncResult BeginDescribeEnvironmentHealth(DescribeEnvironmentHealthRequest request, AsyncCallback callback, object state)
        {
            var marshaller = new DescribeEnvironmentHealthRequestMarshaller();
            var unmarshaller = DescribeEnvironmentHealthResponseUnmarshaller.Instance;

            return BeginInvoke<DescribeEnvironmentHealthRequest>(request, marshaller, unmarshaller,
                callback, state);
        }