workspaces.go

package databricks

// 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/autorest/validation"
	"github.com/Azure/go-autorest/tracing"
	"net/http"
)

// WorkspacesClient is the ARM Databricks
type WorkspacesClient struct {
	BaseClient
}

// NewWorkspacesClient creates an instance of the WorkspacesClient client.
func NewWorkspacesClient(subscriptionID string) WorkspacesClient {
	return NewWorkspacesClientWithBaseURI(DefaultBaseURI, subscriptionID)
}

// NewWorkspacesClientWithBaseURI creates an instance of the WorkspacesClient client using a custom endpoint.  Use this
// when interacting with an Azure cloud that uses a non-standard base URI (sovereign clouds, Azure stack).
func NewWorkspacesClientWithBaseURI(baseURI string, subscriptionID string) WorkspacesClient {
	return WorkspacesClient{NewWithBaseURI(baseURI, subscriptionID)}
}

// CreateOrUpdate creates a new workspace.
// Parameters:
// parameters - parameters supplied to the create or update a workspace.
// resourceGroupName - the name of the resource group. The name is case insensitive.
// workspaceName - the name of the workspace.
func (client WorkspacesClient) CreateOrUpdate(ctx context.Context, parameters Workspace, resourceGroupName string, workspaceName string) (result WorkspacesCreateOrUpdateFuture, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/WorkspacesClient.CreateOrUpdate")
		defer func() {
			sc := -1
			if result.Response() != nil {
				sc = result.Response().StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	if err := validation.Validate([]validation.Validation{
		{TargetValue: parameters,
			Constraints: []validation.Constraint{{Target: "parameters.WorkspaceProperties", Name: validation.Null, Rule: true,
				Chain: []validation.Constraint{{Target: "parameters.WorkspaceProperties.ManagedResourceGroupID", Name: validation.Null, Rule: true, Chain: nil},
					{Target: "parameters.WorkspaceProperties.Parameters", Name: validation.Null, Rule: false,
						Chain: []validation.Constraint{{Target: "parameters.WorkspaceProperties.Parameters.AmlWorkspaceID", Name: validation.Null, Rule: false,
							Chain: []validation.Constraint{{Target: "parameters.WorkspaceProperties.Parameters.AmlWorkspaceID.Value", Name: validation.Null, Rule: true, Chain: nil}}},
							{Target: "parameters.WorkspaceProperties.Parameters.CustomVirtualNetworkID", Name: validation.Null, Rule: false,
								Chain: []validation.Constraint{{Target: "parameters.WorkspaceProperties.Parameters.CustomVirtualNetworkID.Value", Name: validation.Null, Rule: true, Chain: nil}}},
							{Target: "parameters.WorkspaceProperties.Parameters.CustomPublicSubnetName", Name: validation.Null, Rule: false,
								Chain: []validation.Constraint{{Target: "parameters.WorkspaceProperties.Parameters.CustomPublicSubnetName.Value", Name: validation.Null, Rule: true, Chain: nil}}},
							{Target: "parameters.WorkspaceProperties.Parameters.CustomPrivateSubnetName", Name: validation.Null, Rule: false,
								Chain: []validation.Constraint{{Target: "parameters.WorkspaceProperties.Parameters.CustomPrivateSubnetName.Value", Name: validation.Null, Rule: true, Chain: nil}}},
							{Target: "parameters.WorkspaceProperties.Parameters.EnableNoPublicIP", Name: validation.Null, Rule: false,
								Chain: []validation.Constraint{{Target: "parameters.WorkspaceProperties.Parameters.EnableNoPublicIP.Value", Name: validation.Null, Rule: true, Chain: nil}}},
							{Target: "parameters.WorkspaceProperties.Parameters.PrepareEncryption", Name: validation.Null, Rule: false,
								Chain: []validation.Constraint{{Target: "parameters.WorkspaceProperties.Parameters.PrepareEncryption.Value", Name: validation.Null, Rule: true, Chain: nil}}},
							{Target: "parameters.WorkspaceProperties.Parameters.RequireInfrastructureEncryption", Name: validation.Null, Rule: false,
								Chain: []validation.Constraint{{Target: "parameters.WorkspaceProperties.Parameters.RequireInfrastructureEncryption.Value", Name: validation.Null, Rule: true, Chain: nil}}},
						}},
				}},
				{Target: "parameters.Sku", Name: validation.Null, Rule: false,
					Chain: []validation.Constraint{{Target: "parameters.Sku.Name", Name: validation.Null, Rule: true, Chain: nil}}}}},
		{TargetValue: resourceGroupName,
			Constraints: []validation.Constraint{{Target: "resourceGroupName", Name: validation.MaxLength, Rule: 90, Chain: nil},
				{Target: "resourceGroupName", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "resourceGroupName", Name: validation.Pattern, Rule: `^[-\w\._\(\)]+$`, Chain: nil}}},
		{TargetValue: workspaceName,
			Constraints: []validation.Constraint{{Target: "workspaceName", Name: validation.MaxLength, Rule: 64, Chain: nil},
				{Target: "workspaceName", Name: validation.MinLength, Rule: 3, Chain: nil}}}}); err != nil {
		return result, validation.NewError("databricks.WorkspacesClient", "CreateOrUpdate", err.Error())
	}

	req, err := client.CreateOrUpdatePreparer(ctx, parameters, resourceGroupName, workspaceName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "databricks.WorkspacesClient", "CreateOrUpdate", nil, "Failure preparing request")
		return
	}

	result, err = client.CreateOrUpdateSender(req)
	if err != nil {
		err = autorest.NewErrorWithError(err, "databricks.WorkspacesClient", "CreateOrUpdate", nil, "Failure sending request")
		return
	}

	return
}

// CreateOrUpdatePreparer prepares the CreateOrUpdate request.
func (client WorkspacesClient) CreateOrUpdatePreparer(ctx context.Context, parameters Workspace, resourceGroupName string, workspaceName string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
		"workspaceName":     autorest.Encode("path", workspaceName),
	}

	const APIVersion = "2018-04-01"
	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/{resourceGroupName}/providers/Microsoft.Databricks/workspaces/{workspaceName}", 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 WorkspacesClient) CreateOrUpdateSender(req *http.Request) (future WorkspacesCreateOrUpdateFuture, err error) {
	var resp *http.Response
	resp, err = client.Send(req, azure.DoRetryWithRegistration(client.Client))
	if err != nil {
		return
	}
	var azf azure.Future
	azf, err = azure.NewFutureFromResponse(resp)
	future.FutureAPI = &azf
	future.Result = func(client WorkspacesClient) (w Workspace, err error) {
		var done bool
		done, err = future.DoneWithContext(context.Background(), client)
		if err != nil {
			err = autorest.NewErrorWithError(err, "databricks.WorkspacesCreateOrUpdateFuture", "Result", future.Response(), "Polling failure")
			return
		}
		if !done {
			err = azure.NewAsyncOpIncompleteError("databricks.WorkspacesCreateOrUpdateFuture")
			return
		}
		sender := autorest.DecorateSender(client, autorest.DoRetryForStatusCodes(client.RetryAttempts, client.RetryDuration, autorest.StatusCodesForRetry...))
		if w.Response.Response, err = future.GetResult(sender); err == nil && w.Response.Response.StatusCode != http.StatusNoContent {
			w, err = client.CreateOrUpdateResponder(w.Response.Response)
			if err != nil {
				err = autorest.NewErrorWithError(err, "databricks.WorkspacesCreateOrUpdateFuture", "Result", w.Response.Response, "Failure responding to request")
			}
		}
		return
	}
	return
}

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

// Delete deletes the workspace.
// Parameters:
// resourceGroupName - the name of the resource group. The name is case insensitive.
// workspaceName - the name of the workspace.
func (client WorkspacesClient) Delete(ctx context.Context, resourceGroupName string, workspaceName string) (result WorkspacesDeleteFuture, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/WorkspacesClient.Delete")
		defer func() {
			sc := -1
			if result.Response() != nil {
				sc = result.Response().StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	if err := validation.Validate([]validation.Validation{
		{TargetValue: resourceGroupName,
			Constraints: []validation.Constraint{{Target: "resourceGroupName", Name: validation.MaxLength, Rule: 90, Chain: nil},
				{Target: "resourceGroupName", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "resourceGroupName", Name: validation.Pattern, Rule: `^[-\w\._\(\)]+$`, Chain: nil}}},
		{TargetValue: workspaceName,
			Constraints: []validation.Constraint{{Target: "workspaceName", Name: validation.MaxLength, Rule: 64, Chain: nil},
				{Target: "workspaceName", Name: validation.MinLength, Rule: 3, Chain: nil}}}}); err != nil {
		return result, validation.NewError("databricks.WorkspacesClient", "Delete", err.Error())
	}

	req, err := client.DeletePreparer(ctx, resourceGroupName, workspaceName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "databricks.WorkspacesClient", "Delete", nil, "Failure preparing request")
		return
	}

	result, err = client.DeleteSender(req)
	if err != nil {
		err = autorest.NewErrorWithError(err, "databricks.WorkspacesClient", "Delete", nil, "Failure sending request")
		return
	}

	return
}

// DeletePreparer prepares the Delete request.
func (client WorkspacesClient) DeletePreparer(ctx context.Context, resourceGroupName string, workspaceName string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
		"workspaceName":     autorest.Encode("path", workspaceName),
	}

	const APIVersion = "2018-04-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsDelete(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Databricks/workspaces/{workspaceName}", 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 WorkspacesClient) DeleteSender(req *http.Request) (future WorkspacesDeleteFuture, err error) {
	var resp *http.Response
	resp, err = client.Send(req, azure.DoRetryWithRegistration(client.Client))
	if err != nil {
		return
	}
	var azf azure.Future
	azf, err = azure.NewFutureFromResponse(resp)
	future.FutureAPI = &azf
	future.Result = func(client WorkspacesClient) (ar autorest.Response, err error) {
		var done bool
		done, err = future.DoneWithContext(context.Background(), client)
		if err != nil {
			err = autorest.NewErrorWithError(err, "databricks.WorkspacesDeleteFuture", "Result", future.Response(), "Polling failure")
			return
		}
		if !done {
			err = azure.NewAsyncOpIncompleteError("databricks.WorkspacesDeleteFuture")
			return
		}
		ar.Response = future.Response()
		return
	}
	return
}

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

// Get gets the workspace.
// Parameters:
// resourceGroupName - the name of the resource group. The name is case insensitive.
// workspaceName - the name of the workspace.
func (client WorkspacesClient) Get(ctx context.Context, resourceGroupName string, workspaceName string) (result Workspace, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/WorkspacesClient.Get")
		defer func() {
			sc := -1
			if result.Response.Response != nil {
				sc = result.Response.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	if err := validation.Validate([]validation.Validation{
		{TargetValue: resourceGroupName,
			Constraints: []validation.Constraint{{Target: "resourceGroupName", Name: validation.MaxLength, Rule: 90, Chain: nil},
				{Target: "resourceGroupName", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "resourceGroupName", Name: validation.Pattern, Rule: `^[-\w\._\(\)]+$`, Chain: nil}}},
		{TargetValue: workspaceName,
			Constraints: []validation.Constraint{{Target: "workspaceName", Name: validation.MaxLength, Rule: 64, Chain: nil},
				{Target: "workspaceName", Name: validation.MinLength, Rule: 3, Chain: nil}}}}); err != nil {
		return result, validation.NewError("databricks.WorkspacesClient", "Get", err.Error())
	}

	req, err := client.GetPreparer(ctx, resourceGroupName, workspaceName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "databricks.WorkspacesClient", "Get", nil, "Failure preparing request")
		return
	}

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

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

	return
}

// GetPreparer prepares the Get request.
func (client WorkspacesClient) GetPreparer(ctx context.Context, resourceGroupName string, workspaceName string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
		"workspaceName":     autorest.Encode("path", workspaceName),
	}

	const APIVersion = "2018-04-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Databricks/workspaces/{workspaceName}", 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 WorkspacesClient) GetSender(req *http.Request) (*http.Response, error) {
	return client.Send(req, azure.DoRetryWithRegistration(client.Client))
}

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

// ListByResourceGroup gets all the workspaces within a resource group.
// Parameters:
// resourceGroupName - the name of the resource group. The name is case insensitive.
func (client WorkspacesClient) ListByResourceGroup(ctx context.Context, resourceGroupName string) (result WorkspaceListResultPage, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/WorkspacesClient.ListByResourceGroup")
		defer func() {
			sc := -1
			if result.wlr.Response.Response != nil {
				sc = result.wlr.Response.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	if err := validation.Validate([]validation.Validation{
		{TargetValue: resourceGroupName,
			Constraints: []validation.Constraint{{Target: "resourceGroupName", Name: validation.MaxLength, Rule: 90, Chain: nil},
				{Target: "resourceGroupName", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "resourceGroupName", Name: validation.Pattern, Rule: `^[-\w\._\(\)]+$`, Chain: nil}}}}); err != nil {
		return result, validation.NewError("databricks.WorkspacesClient", "ListByResourceGroup", err.Error())
	}

	result.fn = client.listByResourceGroupNextResults
	req, err := client.ListByResourceGroupPreparer(ctx, resourceGroupName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "databricks.WorkspacesClient", "ListByResourceGroup", nil, "Failure preparing request")
		return
	}

	resp, err := client.ListByResourceGroupSender(req)
	if err != nil {
		result.wlr.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "databricks.WorkspacesClient", "ListByResourceGroup", resp, "Failure sending request")
		return
	}

	result.wlr, err = client.ListByResourceGroupResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "databricks.WorkspacesClient", "ListByResourceGroup", resp, "Failure responding to request")
		return
	}
	if result.wlr.hasNextLink() && result.wlr.IsEmpty() {
		err = result.NextWithContext(ctx)
		return
	}

	return
}

// ListByResourceGroupPreparer prepares the ListByResourceGroup request.
func (client WorkspacesClient) ListByResourceGroupPreparer(ctx context.Context, resourceGroupName string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2018-04-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Databricks/workspaces", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// ListByResourceGroupSender sends the ListByResourceGroup request. The method will close the
// http.Response Body if it receives an error.
func (client WorkspacesClient) ListByResourceGroupSender(req *http.Request) (*http.Response, error) {
	return client.Send(req, azure.DoRetryWithRegistration(client.Client))
}

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

// listByResourceGroupNextResults retrieves the next set of results, if any.
func (client WorkspacesClient) listByResourceGroupNextResults(ctx context.Context, lastResults WorkspaceListResult) (result WorkspaceListResult, err error) {
	req, err := lastResults.workspaceListResultPreparer(ctx)
	if err != nil {
		return result, autorest.NewErrorWithError(err, "databricks.WorkspacesClient", "listByResourceGroupNextResults", nil, "Failure preparing next results request")
	}
	if req == nil {
		return
	}
	resp, err := client.ListByResourceGroupSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		return result, autorest.NewErrorWithError(err, "databricks.WorkspacesClient", "listByResourceGroupNextResults", resp, "Failure sending next results request")
	}
	result, err = client.ListByResourceGroupResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "databricks.WorkspacesClient", "listByResourceGroupNextResults", resp, "Failure responding to next results request")
	}
	return
}

// ListByResourceGroupComplete enumerates all values, automatically crossing page boundaries as required.
func (client WorkspacesClient) ListByResourceGroupComplete(ctx context.Context, resourceGroupName string) (result WorkspaceListResultIterator, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/WorkspacesClient.ListByResourceGroup")
		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.ListByResourceGroup(ctx, resourceGroupName)
	return
}

// ListBySubscription gets all the workspaces within a subscription.
func (client WorkspacesClient) ListBySubscription(ctx context.Context) (result WorkspaceListResultPage, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/WorkspacesClient.ListBySubscription")
		defer func() {
			sc := -1
			if result.wlr.Response.Response != nil {
				sc = result.wlr.Response.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	result.fn = client.listBySubscriptionNextResults
	req, err := client.ListBySubscriptionPreparer(ctx)
	if err != nil {
		err = autorest.NewErrorWithError(err, "databricks.WorkspacesClient", "ListBySubscription", nil, "Failure preparing request")
		return
	}

	resp, err := client.ListBySubscriptionSender(req)
	if err != nil {
		result.wlr.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "databricks.WorkspacesClient", "ListBySubscription", resp, "Failure sending request")
		return
	}

	result.wlr, err = client.ListBySubscriptionResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "databricks.WorkspacesClient", "ListBySubscription", resp, "Failure responding to request")
		return
	}
	if result.wlr.hasNextLink() && result.wlr.IsEmpty() {
		err = result.NextWithContext(ctx)
		return
	}

	return
}

// ListBySubscriptionPreparer prepares the ListBySubscription request.
func (client WorkspacesClient) ListBySubscriptionPreparer(ctx context.Context) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"subscriptionId": autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2018-04-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/providers/Microsoft.Databricks/workspaces", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

// ListBySubscriptionSender sends the ListBySubscription request. The method will close the
// http.Response Body if it receives an error.
func (client WorkspacesClient) ListBySubscriptionSender(req *http.Request) (*http.Response, error) {
	return client.Send(req, azure.DoRetryWithRegistration(client.Client))
}

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

// listBySubscriptionNextResults retrieves the next set of results, if any.
func (client WorkspacesClient) listBySubscriptionNextResults(ctx context.Context, lastResults WorkspaceListResult) (result WorkspaceListResult, err error) {
	req, err := lastResults.workspaceListResultPreparer(ctx)
	if err != nil {
		return result, autorest.NewErrorWithError(err, "databricks.WorkspacesClient", "listBySubscriptionNextResults", nil, "Failure preparing next results request")
	}
	if req == nil {
		return
	}
	resp, err := client.ListBySubscriptionSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		return result, autorest.NewErrorWithError(err, "databricks.WorkspacesClient", "listBySubscriptionNextResults", resp, "Failure sending next results request")
	}
	result, err = client.ListBySubscriptionResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "databricks.WorkspacesClient", "listBySubscriptionNextResults", resp, "Failure responding to next results request")
	}
	return
}

// ListBySubscriptionComplete enumerates all values, automatically crossing page boundaries as required.
func (client WorkspacesClient) ListBySubscriptionComplete(ctx context.Context) (result WorkspaceListResultIterator, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/WorkspacesClient.ListBySubscription")
		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.ListBySubscription(ctx)
	return
}

// Update updates a workspace.
// Parameters:
// parameters - the update to the workspace.
// resourceGroupName - the name of the resource group. The name is case insensitive.
// workspaceName - the name of the workspace.
func (client WorkspacesClient) Update(ctx context.Context, parameters WorkspaceUpdate, resourceGroupName string, workspaceName string) (result WorkspacesUpdateFuture, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/WorkspacesClient.Update")
		defer func() {
			sc := -1
			if result.Response() != nil {
				sc = result.Response().StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	if err := validation.Validate([]validation.Validation{
		{TargetValue: resourceGroupName,
			Constraints: []validation.Constraint{{Target: "resourceGroupName", Name: validation.MaxLength, Rule: 90, Chain: nil},
				{Target: "resourceGroupName", Name: validation.MinLength, Rule: 1, Chain: nil},
				{Target: "resourceGroupName", Name: validation.Pattern, Rule: `^[-\w\._\(\)]+$`, Chain: nil}}},
		{TargetValue: workspaceName,
			Constraints: []validation.Constraint{{Target: "workspaceName", Name: validation.MaxLength, Rule: 64, Chain: nil},
				{Target: "workspaceName", Name: validation.MinLength, Rule: 3, Chain: nil}}}}); err != nil {
		return result, validation.NewError("databricks.WorkspacesClient", "Update", err.Error())
	}

	req, err := client.UpdatePreparer(ctx, parameters, resourceGroupName, workspaceName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "databricks.WorkspacesClient", "Update", nil, "Failure preparing request")
		return
	}

	result, err = client.UpdateSender(req)
	if err != nil {
		err = autorest.NewErrorWithError(err, "databricks.WorkspacesClient", "Update", nil, "Failure sending request")
		return
	}

	return
}

// UpdatePreparer prepares the Update request.
func (client WorkspacesClient) UpdatePreparer(ctx context.Context, parameters WorkspaceUpdate, resourceGroupName string, workspaceName string) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
		"workspaceName":     autorest.Encode("path", workspaceName),
	}

	const APIVersion = "2018-04-01"
	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/{resourceGroupName}/providers/Microsoft.Databricks/workspaces/{workspaceName}", 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 WorkspacesClient) UpdateSender(req *http.Request) (future WorkspacesUpdateFuture, err error) {
	var resp *http.Response
	resp, err = client.Send(req, azure.DoRetryWithRegistration(client.Client))
	if err != nil {
		return
	}
	var azf azure.Future
	azf, err = azure.NewFutureFromResponse(resp)
	future.FutureAPI = &azf
	future.Result = func(client WorkspacesClient) (w Workspace, err error) {
		var done bool
		done, err = future.DoneWithContext(context.Background(), client)
		if err != nil {
			err = autorest.NewErrorWithError(err, "databricks.WorkspacesUpdateFuture", "Result", future.Response(), "Polling failure")
			return
		}
		if !done {
			err = azure.NewAsyncOpIncompleteError("databricks.WorkspacesUpdateFuture")
			return
		}
		sender := autorest.DecorateSender(client, autorest.DoRetryForStatusCodes(client.RetryAttempts, client.RetryDuration, autorest.StatusCodesForRetry...))
		if w.Response.Response, err = future.GetResult(sender); err == nil && w.Response.Response.StatusCode != http.StatusNoContent {
			w, err = client.UpdateResponder(w.Response.Response)
			if err != nil {
				err = autorest.NewErrorWithError(err, "databricks.WorkspacesUpdateFuture", "Result", w.Response.Response, "Failure responding to request")
			}
		}
		return
	}
	return
}

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