tasks.go

package datamigration

// Copyright (c) Microsoft and contributors.  All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Code generated by Microsoft (R) AutoRest Code Generator.
// Changes may cause incorrect behavior and will be lost if the code is regenerated.

import (
	"context"
	"github.com/Azure/go-autorest/autorest"
	"github.com/Azure/go-autorest/autorest/azure"
	"github.com/Azure/go-autorest/tracing"
	"net/http"
)

// TasksClient is the data Migration Client
type TasksClient struct {
	BaseClient
}

// NewTasksClient creates an instance of the TasksClient client.
func NewTasksClient(subscriptionID string) TasksClient {
	return NewTasksClientWithBaseURI(DefaultBaseURI, subscriptionID)
}

// NewTasksClientWithBaseURI creates an instance of the TasksClient client.
func NewTasksClientWithBaseURI(baseURI string, subscriptionID string) TasksClient {
	return TasksClient{NewWithBaseURI(baseURI, subscriptionID)}
}

// Cancel the tasks resource is a nested, proxy-only resource representing work performed by a DMS instance. This
// method cancels a task if it's currently queued or running.
// Parameters:
// groupName - name of the resource group
// serviceName - name of the service
// projectName - name of the project
// taskName - name of the Task
func (client TasksClient) Cancel(ctx context.Context, groupName string, serviceName string, projectName string, taskName string) (result ProjectTask, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/TasksClient.Cancel")
		defer func() {
			sc := -1
			if result.Response.Response != nil {
				sc = result.Response.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	req, err := client.CancelPreparer(ctx, groupName, serviceName, projectName, taskName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "Cancel", nil, "Failure preparing request")
		return
	}

	resp, err := client.CancelSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "Cancel", resp, "Failure sending request")
		return
	}

	result, err = client.CancelResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "Cancel", resp, "Failure responding to request")
	}

	return
}

// CancelPreparer prepares the Cancel request.
func (client TasksClient) CancelPreparer(ctx context.Context, groupName string, serviceName string, projectName string, taskName string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"groupName":      autorest.Encode("path", groupName),
		"projectName":    autorest.Encode("path", projectName),
		"serviceName":    autorest.Encode("path", serviceName),
		"subscriptionId": autorest.Encode("path", client.SubscriptionID),
		"taskName":       autorest.Encode("path", taskName),
	}

	const APIVersion = "2018-07-15-preview"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsPost(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{groupName}/providers/Microsoft.DataMigration/services/{serviceName}/projects/{projectName}/tasks/{taskName}/cancel", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// CancelSender sends the Cancel request. The method will close the
// http.Response Body if it receives an error.
func (client TasksClient) CancelSender(req *http.Request) (*http.Response, error) {
	sd := autorest.GetSendDecorators(req.Context(), azure.DoRetryWithRegistration(client.Client))
	return autorest.SendWithSender(client, req, sd...)
}

// CancelResponder handles the response to the Cancel request. The method always
// closes the http.Response Body.
func (client TasksClient) CancelResponder(resp *http.Response) (result ProjectTask, err error) {
	err = autorest.Respond(
		resp,
		client.ByInspecting(),
		azure.WithErrorUnlessStatusCode(http.StatusOK),
		autorest.ByUnmarshallingJSON(&result),
		autorest.ByClosing())
	result.Response = autorest.Response{Response: resp}
	return
}

// Command the tasks resource is a nested, proxy-only resource representing work performed by a DMS instance. This
// method executes a command on a running task.
// Parameters:
// groupName - name of the resource group
// serviceName - name of the service
// projectName - name of the project
// taskName - name of the Task
// parameters - command to execute
func (client TasksClient) Command(ctx context.Context, groupName string, serviceName string, projectName string, taskName string, parameters BasicCommandProperties) (result CommandPropertiesModel, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/TasksClient.Command")
		defer func() {
			sc := -1
			if result.Response.Response != nil {
				sc = result.Response.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	req, err := client.CommandPreparer(ctx, groupName, serviceName, projectName, taskName, parameters)
	if err != nil {
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "Command", nil, "Failure preparing request")
		return
	}

	resp, err := client.CommandSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "Command", resp, "Failure sending request")
		return
	}

	result, err = client.CommandResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "Command", resp, "Failure responding to request")
	}

	return
}

// CommandPreparer prepares the Command request.
func (client TasksClient) CommandPreparer(ctx context.Context, groupName string, serviceName string, projectName string, taskName string, parameters BasicCommandProperties) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"groupName":      autorest.Encode("path", groupName),
		"projectName":    autorest.Encode("path", projectName),
		"serviceName":    autorest.Encode("path", serviceName),
		"subscriptionId": autorest.Encode("path", client.SubscriptionID),
		"taskName":       autorest.Encode("path", taskName),
	}

	const APIVersion = "2018-07-15-preview"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsContentType("application/json; charset=utf-8"),
		autorest.AsPost(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{groupName}/providers/Microsoft.DataMigration/services/{serviceName}/projects/{projectName}/tasks/{taskName}/command", pathParameters),
		autorest.WithJSON(parameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// CommandSender sends the Command request. The method will close the
// http.Response Body if it receives an error.
func (client TasksClient) CommandSender(req *http.Request) (*http.Response, error) {
	sd := autorest.GetSendDecorators(req.Context(), azure.DoRetryWithRegistration(client.Client))
	return autorest.SendWithSender(client, req, sd...)
}

// CommandResponder handles the response to the Command request. The method always
// closes the http.Response Body.
func (client TasksClient) CommandResponder(resp *http.Response) (result CommandPropertiesModel, err error) {
	err = autorest.Respond(
		resp,
		client.ByInspecting(),
		azure.WithErrorUnlessStatusCode(http.StatusOK),
		autorest.ByUnmarshallingJSON(&result),
		autorest.ByClosing())
	result.Response = autorest.Response{Response: resp}
	return
}

// CreateOrUpdate the tasks resource is a nested, proxy-only resource representing work performed by a DMS instance.
// The PUT method creates a new task or updates an existing one, although since tasks have no mutable custom
// properties, there is little reason to update an existing one.
// Parameters:
// parameters - information about the task
// groupName - name of the resource group
// serviceName - name of the service
// projectName - name of the project
// taskName - name of the Task
func (client TasksClient) CreateOrUpdate(ctx context.Context, parameters ProjectTask, groupName string, serviceName string, projectName string, taskName string) (result ProjectTask, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/TasksClient.CreateOrUpdate")
		defer func() {
			sc := -1
			if result.Response.Response != nil {
				sc = result.Response.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	req, err := client.CreateOrUpdatePreparer(ctx, parameters, groupName, serviceName, projectName, taskName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "CreateOrUpdate", nil, "Failure preparing request")
		return
	}

	resp, err := client.CreateOrUpdateSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "CreateOrUpdate", resp, "Failure sending request")
		return
	}

	result, err = client.CreateOrUpdateResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "CreateOrUpdate", resp, "Failure responding to request")
	}

	return
}

// CreateOrUpdatePreparer prepares the CreateOrUpdate request.
func (client TasksClient) CreateOrUpdatePreparer(ctx context.Context, parameters ProjectTask, groupName string, serviceName string, projectName string, taskName string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"groupName":      autorest.Encode("path", groupName),
		"projectName":    autorest.Encode("path", projectName),
		"serviceName":    autorest.Encode("path", serviceName),
		"subscriptionId": autorest.Encode("path", client.SubscriptionID),
		"taskName":       autorest.Encode("path", taskName),
	}

	const APIVersion = "2018-07-15-preview"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsContentType("application/json; charset=utf-8"),
		autorest.AsPut(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{groupName}/providers/Microsoft.DataMigration/services/{serviceName}/projects/{projectName}/tasks/{taskName}", pathParameters),
		autorest.WithJSON(parameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// CreateOrUpdateSender sends the CreateOrUpdate request. The method will close the
// http.Response Body if it receives an error.
func (client TasksClient) CreateOrUpdateSender(req *http.Request) (*http.Response, error) {
	sd := autorest.GetSendDecorators(req.Context(), azure.DoRetryWithRegistration(client.Client))
	return autorest.SendWithSender(client, req, sd...)
}

// CreateOrUpdateResponder handles the response to the CreateOrUpdate request. The method always
// closes the http.Response Body.
func (client TasksClient) CreateOrUpdateResponder(resp *http.Response) (result ProjectTask, err error) {
	err = autorest.Respond(
		resp,
		client.ByInspecting(),
		azure.WithErrorUnlessStatusCode(http.StatusOK, http.StatusCreated),
		autorest.ByUnmarshallingJSON(&result),
		autorest.ByClosing())
	result.Response = autorest.Response{Response: resp}
	return
}

// Delete the tasks resource is a nested, proxy-only resource representing work performed by a DMS instance. The DELETE
// method deletes a task, canceling it first if it's running.
// Parameters:
// groupName - name of the resource group
// serviceName - name of the service
// projectName - name of the project
// taskName - name of the Task
// deleteRunningTasks - delete the resource even if it contains running tasks
func (client TasksClient) Delete(ctx context.Context, groupName string, serviceName string, projectName string, taskName string, deleteRunningTasks *bool) (result autorest.Response, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/TasksClient.Delete")
		defer func() {
			sc := -1
			if result.Response != nil {
				sc = result.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	req, err := client.DeletePreparer(ctx, groupName, serviceName, projectName, taskName, deleteRunningTasks)
	if err != nil {
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "Delete", nil, "Failure preparing request")
		return
	}

	resp, err := client.DeleteSender(req)
	if err != nil {
		result.Response = resp
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "Delete", resp, "Failure sending request")
		return
	}

	result, err = client.DeleteResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "Delete", resp, "Failure responding to request")
	}

	return
}

// DeletePreparer prepares the Delete request.
func (client TasksClient) DeletePreparer(ctx context.Context, groupName string, serviceName string, projectName string, taskName string, deleteRunningTasks *bool) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"groupName":      autorest.Encode("path", groupName),
		"projectName":    autorest.Encode("path", projectName),
		"serviceName":    autorest.Encode("path", serviceName),
		"subscriptionId": autorest.Encode("path", client.SubscriptionID),
		"taskName":       autorest.Encode("path", taskName),
	}

	const APIVersion = "2018-07-15-preview"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}
	if deleteRunningTasks != nil {
		queryParameters["deleteRunningTasks"] = autorest.Encode("query", *deleteRunningTasks)
	}

	preparer := autorest.CreatePreparer(
		autorest.AsDelete(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{groupName}/providers/Microsoft.DataMigration/services/{serviceName}/projects/{projectName}/tasks/{taskName}", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// DeleteSender sends the Delete request. The method will close the
// http.Response Body if it receives an error.
func (client TasksClient) DeleteSender(req *http.Request) (*http.Response, error) {
	sd := autorest.GetSendDecorators(req.Context(), azure.DoRetryWithRegistration(client.Client))
	return autorest.SendWithSender(client, req, sd...)
}

// DeleteResponder handles the response to the Delete request. The method always
// closes the http.Response Body.
func (client TasksClient) DeleteResponder(resp *http.Response) (result autorest.Response, err error) {
	err = autorest.Respond(
		resp,
		client.ByInspecting(),
		azure.WithErrorUnlessStatusCode(http.StatusOK, http.StatusNoContent),
		autorest.ByClosing())
	result.Response = resp
	return
}

// Get the tasks resource is a nested, proxy-only resource representing work performed by a DMS instance. The GET
// method retrieves information about a task.
// Parameters:
// groupName - name of the resource group
// serviceName - name of the service
// projectName - name of the project
// taskName - name of the Task
// expand - expand the response
func (client TasksClient) Get(ctx context.Context, groupName string, serviceName string, projectName string, taskName string, expand string) (result ProjectTask, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/TasksClient.Get")
		defer func() {
			sc := -1
			if result.Response.Response != nil {
				sc = result.Response.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	req, err := client.GetPreparer(ctx, groupName, serviceName, projectName, taskName, expand)
	if err != nil {
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "Get", nil, "Failure preparing request")
		return
	}

	resp, err := client.GetSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "Get", resp, "Failure sending request")
		return
	}

	result, err = client.GetResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "Get", resp, "Failure responding to request")
	}

	return
}

// GetPreparer prepares the Get request.
func (client TasksClient) GetPreparer(ctx context.Context, groupName string, serviceName string, projectName string, taskName string, expand string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"groupName":      autorest.Encode("path", groupName),
		"projectName":    autorest.Encode("path", projectName),
		"serviceName":    autorest.Encode("path", serviceName),
		"subscriptionId": autorest.Encode("path", client.SubscriptionID),
		"taskName":       autorest.Encode("path", taskName),
	}

	const APIVersion = "2018-07-15-preview"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}
	if len(expand) > 0 {
		queryParameters["$expand"] = autorest.Encode("query", expand)
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{groupName}/providers/Microsoft.DataMigration/services/{serviceName}/projects/{projectName}/tasks/{taskName}", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// GetSender sends the Get request. The method will close the
// http.Response Body if it receives an error.
func (client TasksClient) GetSender(req *http.Request) (*http.Response, error) {
	sd := autorest.GetSendDecorators(req.Context(), azure.DoRetryWithRegistration(client.Client))
	return autorest.SendWithSender(client, req, sd...)
}

// GetResponder handles the response to the Get request. The method always
// closes the http.Response Body.
func (client TasksClient) GetResponder(resp *http.Response) (result ProjectTask, err error) {
	err = autorest.Respond(
		resp,
		client.ByInspecting(),
		azure.WithErrorUnlessStatusCode(http.StatusOK),
		autorest.ByUnmarshallingJSON(&result),
		autorest.ByClosing())
	result.Response = autorest.Response{Response: resp}
	return
}

// List the services resource is the top-level resource that represents the Database Migration Service. This method
// returns a list of tasks owned by a service resource. Some tasks may have a status of Unknown, which indicates that
// an error occurred while querying the status of that task.
// Parameters:
// groupName - name of the resource group
// serviceName - name of the service
// projectName - name of the project
// taskType - filter tasks by task type
func (client TasksClient) List(ctx context.Context, groupName string, serviceName string, projectName string, taskType string) (result TaskListPage, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/TasksClient.List")
		defer func() {
			sc := -1
			if result.tl.Response.Response != nil {
				sc = result.tl.Response.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	result.fn = client.listNextResults
	req, err := client.ListPreparer(ctx, groupName, serviceName, projectName, taskType)
	if err != nil {
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "List", nil, "Failure preparing request")
		return
	}

	resp, err := client.ListSender(req)
	if err != nil {
		result.tl.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "List", resp, "Failure sending request")
		return
	}

	result.tl, err = client.ListResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "List", resp, "Failure responding to request")
	}

	return
}

// ListPreparer prepares the List request.
func (client TasksClient) ListPreparer(ctx context.Context, groupName string, serviceName string, projectName string, taskType string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"groupName":      autorest.Encode("path", groupName),
		"projectName":    autorest.Encode("path", projectName),
		"serviceName":    autorest.Encode("path", serviceName),
		"subscriptionId": autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2018-07-15-preview"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}
	if len(taskType) > 0 {
		queryParameters["taskType"] = autorest.Encode("query", taskType)
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{groupName}/providers/Microsoft.DataMigration/services/{serviceName}/projects/{projectName}/tasks", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// ListSender sends the List request. The method will close the
// http.Response Body if it receives an error.
func (client TasksClient) ListSender(req *http.Request) (*http.Response, error) {
	sd := autorest.GetSendDecorators(req.Context(), azure.DoRetryWithRegistration(client.Client))
	return autorest.SendWithSender(client, req, sd...)
}

// ListResponder handles the response to the List request. The method always
// closes the http.Response Body.
func (client TasksClient) ListResponder(resp *http.Response) (result TaskList, err error) {
	err = autorest.Respond(
		resp,
		client.ByInspecting(),
		azure.WithErrorUnlessStatusCode(http.StatusOK),
		autorest.ByUnmarshallingJSON(&result),
		autorest.ByClosing())
	result.Response = autorest.Response{Response: resp}
	return
}

// listNextResults retrieves the next set of results, if any.
func (client TasksClient) listNextResults(ctx context.Context, lastResults TaskList) (result TaskList, err error) {
	req, err := lastResults.taskListPreparer(ctx)
	if err != nil {
		return result, autorest.NewErrorWithError(err, "datamigration.TasksClient", "listNextResults", nil, "Failure preparing next results request")
	}
	if req == nil {
		return
	}
	resp, err := client.ListSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		return result, autorest.NewErrorWithError(err, "datamigration.TasksClient", "listNextResults", resp, "Failure sending next results request")
	}
	result, err = client.ListResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "listNextResults", resp, "Failure responding to next results request")
	}
	return
}

// ListComplete enumerates all values, automatically crossing page boundaries as required.
func (client TasksClient) ListComplete(ctx context.Context, groupName string, serviceName string, projectName string, taskType string) (result TaskListIterator, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/TasksClient.List")
		defer func() {
			sc := -1
			if result.Response().Response.Response != nil {
				sc = result.page.Response().Response.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	result.page, err = client.List(ctx, groupName, serviceName, projectName, taskType)
	return
}

// Update the tasks resource is a nested, proxy-only resource representing work performed by a DMS instance. The PATCH
// method updates an existing task, but since tasks have no mutable custom properties, there is little reason to do so.
// Parameters:
// parameters - information about the task
// groupName - name of the resource group
// serviceName - name of the service
// projectName - name of the project
// taskName - name of the Task
func (client TasksClient) Update(ctx context.Context, parameters ProjectTask, groupName string, serviceName string, projectName string, taskName string) (result ProjectTask, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/TasksClient.Update")
		defer func() {
			sc := -1
			if result.Response.Response != nil {
				sc = result.Response.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	req, err := client.UpdatePreparer(ctx, parameters, groupName, serviceName, projectName, taskName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "Update", nil, "Failure preparing request")
		return
	}

	resp, err := client.UpdateSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "Update", resp, "Failure sending request")
		return
	}

	result, err = client.UpdateResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "datamigration.TasksClient", "Update", resp, "Failure responding to request")
	}

	return
}

// UpdatePreparer prepares the Update request.
func (client TasksClient) UpdatePreparer(ctx context.Context, parameters ProjectTask, groupName string, serviceName string, projectName string, taskName string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"groupName":      autorest.Encode("path", groupName),
		"projectName":    autorest.Encode("path", projectName),
		"serviceName":    autorest.Encode("path", serviceName),
		"subscriptionId": autorest.Encode("path", client.SubscriptionID),
		"taskName":       autorest.Encode("path", taskName),
	}

	const APIVersion = "2018-07-15-preview"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsContentType("application/json; charset=utf-8"),
		autorest.AsPatch(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{groupName}/providers/Microsoft.DataMigration/services/{serviceName}/projects/{projectName}/tasks/{taskName}", pathParameters),
		autorest.WithJSON(parameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// UpdateSender sends the Update request. The method will close the
// http.Response Body if it receives an error.
func (client TasksClient) UpdateSender(req *http.Request) (*http.Response, error) {
	sd := autorest.GetSendDecorators(req.Context(), azure.DoRetryWithRegistration(client.Client))
	return autorest.SendWithSender(client, req, sd...)
}

// UpdateResponder handles the response to the Update request. The method always
// closes the http.Response Body.
func (client TasksClient) UpdateResponder(resp *http.Response) (result ProjectTask, err error) {
	err = autorest.Respond(
		resp,
		client.ByInspecting(),
		azure.WithErrorUnlessStatusCode(http.StatusOK),
		autorest.ByUnmarshallingJSON(&result),
		autorest.ByClosing())
	result.Response = autorest.Response{Response: resp}
	return
}