/// <summary>
        /// Initiates the asynchronous execution of the DeleteSnapshot operation.
        /// </summary>
        /// 
        /// <param name="request">Container for the necessary parameters to execute the DeleteSnapshot 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<DeleteSnapshotResponse> DeleteSnapshotAsync(DeleteSnapshotRequest request, System.Threading.CancellationToken cancellationToken = default(CancellationToken))
        {
            var marshaller = new DeleteSnapshotRequestMarshaller();
            var unmarshaller = DeleteSnapshotResponseUnmarshaller.Instance;

            return InvokeAsync<DeleteSnapshotRequest,DeleteSnapshotResponse>(request, marshaller, 
                unmarshaller, cancellationToken);
        }

        public void DeleteSnapshotMarshallTest()
        {
            var operation = service_model.FindOperation("DeleteSnapshot");

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


        }

        /// <summary>
        /// Initiates the asynchronous execution of the DeleteSnapshot operation.
        /// </summary>
        /// 
        /// <param name="request">Container for the necessary parameters to execute the DeleteSnapshot operation on AmazonEC2Client.</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 EndDeleteSnapshot
        ///         operation.</returns>
        public IAsyncResult BeginDeleteSnapshot(DeleteSnapshotRequest request, AsyncCallback callback, object state)
        {
            var marshaller = new DeleteSnapshotRequestMarshaller();
            var unmarshaller = DeleteSnapshotResponseUnmarshaller.Instance;

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

        /// <summary>
        /// Deletes the specified snapshot.
        /// 
        ///  
        /// <para>
        /// When you make periodic snapshots of a volume, the snapshots are incremental, and only
        /// the blocks on the device that have changed since your last snapshot are saved in the
        /// new snapshot. When you delete a snapshot, only the data not needed for any other snapshot
        /// is removed. So regardless of which prior snapshots have been deleted, all active snapshots
        /// will have access to all the information needed to restore the volume.
        /// </para>
        ///  
        /// <para>
        /// You cannot delete a snapshot of the root device of an EBS volume used by a registered
        /// AMI. You must first de-register the AMI before you can delete the snapshot.
        /// </para>
        ///  
        /// <para>
        /// For more information, see <a href="http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ebs-deleting-snapshot.html">Deleting
        /// an Amazon EBS Snapshot</a> in the <i>Amazon Elastic Compute Cloud User Guide</i>.
        /// </para>
        /// </summary>
        /// <param name="request">Container for the necessary parameters to execute the DeleteSnapshot service method.</param>
        /// 
        /// <returns>The response from the DeleteSnapshot service method, as returned by EC2.</returns>
        public DeleteSnapshotResponse DeleteSnapshot(DeleteSnapshotRequest request)
        {
            var marshaller = new DeleteSnapshotRequestMarshaller();
            var unmarshaller = DeleteSnapshotResponseUnmarshaller.Instance;

            return Invoke<DeleteSnapshotRequest,DeleteSnapshotResponse>(request, marshaller, unmarshaller);
        }

        public void DeleteSnapshotMarshallTest()
        {
            var request = InstantiateClassGenerator.Execute<DeleteSnapshotRequest>();
            var marshaller = new DeleteSnapshotRequestMarshaller();

            var internalRequest = marshaller.Marshall(request);
            var jsonRequest = UTF8Encoding.UTF8.GetString(internalRequest.Content);                        
            Comparer.CompareObjectToJson<DeleteSnapshotRequest>(request,jsonRequest);

            var webResponse = new WebResponseData
            {
                Headers = {
                    {"x-amzn-RequestId", Guid.NewGuid().ToString()},
                    {"x-amz-crc32","0"}
                }
            };
            var jsonResponse = new JsonSampleGenerator(service_model, service_model.FindOperation("DeleteSnapshot").ResponseStructure).Execute();
            webResponse.Headers.Add("Content-Length", UTF8Encoding.UTF8.GetBytes(jsonResponse).Length.ToString());
            UnmarshallerContext context = new JsonUnmarshallerContext(Utils.CreateStreamFromString(jsonResponse), false, webResponse);
            var response = DeleteSnapshotResponseUnmarshaller.Instance.Unmarshall(context)
                as DeleteSnapshotResponse;
            InstantiateClassGenerator.ValidateObjectFullyInstantiated(response);
        }

 IAsyncResult invokeDeleteSnapshot(DeleteSnapshotRequest deleteSnapshotRequest, AsyncCallback callback, object state, bool synchronized)
 {
     IRequest irequest = new DeleteSnapshotRequestMarshaller().Marshall(deleteSnapshotRequest);
     var unmarshaller = DeleteSnapshotResponseUnmarshaller.GetInstance();
     AsyncResult result = new AsyncResult(irequest, callback, state, synchronized, signer, unmarshaller);
     Invoke(result);
     return result;
 }

        /// <summary>
        /// <para>Deletes the specified snapshot.</para> <para>When you make periodic snapshots of a volume, the snapshots are incremental, and only the
        /// blocks on the device that have changed since your last snapshot are saved in the new snapshot. When you delete a snapshot, only the data not
        /// needed for any other snapshot is removed. So regardless of which prior snapshots have been deleted, all active snapshots will have access to
        /// all the information needed to restore the volume.</para> <para>You cannot delete a snapshot of the root device of an Amazon EBS volume used
        /// by a registered AMI. You must first de-register the AMI before you can delete the snapshot.</para> <para>For more information, see <a href="http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ebs-deleting-snapshot.html">Deleting an Amazon EBS Snapshot</a> in the <i>Amazon
        /// Elastic Compute Cloud User Guide</i> .</para>
        /// </summary>
        /// 
        /// <param name="deleteSnapshotRequest">Container for the necessary parameters to execute the DeleteSnapshot service method on
        /// AmazonEC2.</param>
        /// <param name="cancellationToken">
        ///     A cancellation token that can be used by other objects or threads to receive notice of cancellation.
        /// </param>
		public Task<DeleteSnapshotResponse> DeleteSnapshotAsync(DeleteSnapshotRequest deleteSnapshotRequest, CancellationToken cancellationToken = default(CancellationToken))
        {
            var marshaller = new DeleteSnapshotRequestMarshaller();
            var unmarshaller = DeleteSnapshotResponseUnmarshaller.GetInstance();
            return Invoke<IRequest, DeleteSnapshotRequest, DeleteSnapshotResponse>(deleteSnapshotRequest, marshaller, unmarshaller, signer, cancellationToken);
        }

        /// <summary>
        /// Initiates the asynchronous execution of the DeleteSnapshot operation.
        /// <seealso cref="Amazon.EC2.IAmazonEC2.DeleteSnapshot"/>
        /// </summary>
        /// 
        /// <param name="request">Container for the necessary parameters to execute the DeleteSnapshot 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 async Task<DeleteSnapshotResponse> DeleteSnapshotAsync(DeleteSnapshotRequest request, CancellationToken cancellationToken = default(CancellationToken))
        {
            var marshaller = new DeleteSnapshotRequestMarshaller();
            var unmarshaller = DeleteSnapshotResponseUnmarshaller.GetInstance();
            var response = await Invoke<IRequest, DeleteSnapshotRequest, DeleteSnapshotResponse>(request, marshaller, unmarshaller, signer, cancellationToken)
                .ConfigureAwait(continueOnCapturedContext: false);
            return response;
        }

        public void DeleteSnapshotMarshallTest()
        {
            var operation = service_model.FindOperation("DeleteSnapshot");

            var request = InstantiateClassGenerator.Execute<DeleteSnapshotRequest>();
            var marshaller = new DeleteSnapshotRequestMarshaller();
            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 = DeleteSnapshotResponseUnmarshaller.Instance.Unmarshall(context)
                as DeleteSnapshotResponse;   
            InstantiateClassGenerator.ValidateObjectFullyInstantiated(response);       
        }