namespaces.go

package eventhub

// 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"
)

// NamespacesClient is the azure Event Hubs client
type NamespacesClient struct {
	BaseClient
}

// NewNamespacesClient creates an instance of the NamespacesClient client.
func NewNamespacesClient(subscriptionID string) NamespacesClient {
	return NewNamespacesClientWithBaseURI(DefaultBaseURI, subscriptionID)
}

// NewNamespacesClientWithBaseURI creates an instance of the NamespacesClient 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 NewNamespacesClientWithBaseURI(baseURI string, subscriptionID string) NamespacesClient {
	return NamespacesClient{NewWithBaseURI(baseURI, subscriptionID)}
}

// CheckNameAvailability check the give Namespace name availability.
// Parameters:
// parameters - parameters to check availability of the given Namespace name
func (client NamespacesClient) CheckNameAvailability(ctx context.Context, parameters CheckNameAvailabilityParameter) (result CheckNameAvailabilityResult, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/NamespacesClient.CheckNameAvailability")
		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: parameters,
			Constraints: []validation.Constraint{{Target: "parameters.Name", Name: validation.Null, Rule: true, Chain: nil}}}}); err != nil {
		return result, validation.NewError("eventhub.NamespacesClient", "CheckNameAvailability", err.Error())
	}

	req, err := client.CheckNameAvailabilityPreparer(ctx, parameters)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "CheckNameAvailability", nil, "Failure preparing request")
		return
	}

	resp, err := client.CheckNameAvailabilitySender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "CheckNameAvailability", resp, "Failure sending request")
		return
	}

	result, err = client.CheckNameAvailabilityResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "CheckNameAvailability", resp, "Failure responding to request")
	}

	return
}

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

	const APIVersion = "2017-04-01"
	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}/providers/Microsoft.EventHub/checkNameAvailability", pathParameters),
		autorest.WithJSON(parameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

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

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

// CreateOrUpdate creates or updates a namespace. Once created, this namespace's resource manifest is immutable. This
// operation is idempotent.
// Parameters:
// resourceGroupName - name of the resource group within the azure subscription.
// namespaceName - the Namespace name
// parameters - parameters for creating a namespace resource.
func (client NamespacesClient) CreateOrUpdate(ctx context.Context, resourceGroupName string, namespaceName string, parameters EHNamespace) (result NamespacesCreateOrUpdateFuture, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/NamespacesClient.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: resourceGroupName,
			Constraints: []validation.Constraint{{Target: "resourceGroupName", Name: validation.MaxLength, Rule: 90, Chain: nil},
				{Target: "resourceGroupName", Name: validation.MinLength, Rule: 1, Chain: nil}}},
		{TargetValue: namespaceName,
			Constraints: []validation.Constraint{{Target: "namespaceName", Name: validation.MaxLength, Rule: 50, Chain: nil},
				{Target: "namespaceName", Name: validation.MinLength, Rule: 6, Chain: nil}}},
		{TargetValue: parameters,
			Constraints: []validation.Constraint{{Target: "parameters.Sku", Name: validation.Null, Rule: false,
				Chain: []validation.Constraint{{Target: "parameters.Sku.Capacity", Name: validation.Null, Rule: false,
					Chain: []validation.Constraint{{Target: "parameters.Sku.Capacity", Name: validation.InclusiveMaximum, Rule: int64(20), Chain: nil},
						{Target: "parameters.Sku.Capacity", Name: validation.InclusiveMinimum, Rule: int64(0), Chain: nil},
					}},
				}},
				{Target: "parameters.EHNamespaceProperties", Name: validation.Null, Rule: false,
					Chain: []validation.Constraint{{Target: "parameters.EHNamespaceProperties.MaximumThroughputUnits", Name: validation.Null, Rule: false,
						Chain: []validation.Constraint{{Target: "parameters.EHNamespaceProperties.MaximumThroughputUnits", Name: validation.InclusiveMaximum, Rule: int64(20), Chain: nil},
							{Target: "parameters.EHNamespaceProperties.MaximumThroughputUnits", Name: validation.InclusiveMinimum, Rule: int64(0), Chain: nil},
						}},
					}}}}}); err != nil {
		return result, validation.NewError("eventhub.NamespacesClient", "CreateOrUpdate", err.Error())
	}

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

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

	return
}

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

	const APIVersion = "2017-04-01"
	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.EventHub/namespaces/{namespaceName}", 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 NamespacesClient) CreateOrUpdateSender(req *http.Request) (future NamespacesCreateOrUpdateFuture, err error) {
	var resp *http.Response
	resp, err = client.Send(req, azure.DoRetryWithRegistration(client.Client))
	if err != nil {
		return
	}
	future.Future, err = azure.NewFutureFromResponse(resp)
	return
}

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

// CreateOrUpdateAuthorizationRule creates or updates an AuthorizationRule for a Namespace.
// Parameters:
// resourceGroupName - name of the resource group within the azure subscription.
// namespaceName - the Namespace name
// authorizationRuleName - the authorization rule name.
// parameters - the shared access AuthorizationRule.
func (client NamespacesClient) CreateOrUpdateAuthorizationRule(ctx context.Context, resourceGroupName string, namespaceName string, authorizationRuleName string, parameters AuthorizationRule) (result AuthorizationRule, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/NamespacesClient.CreateOrUpdateAuthorizationRule")
		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}}},
		{TargetValue: namespaceName,
			Constraints: []validation.Constraint{{Target: "namespaceName", Name: validation.MaxLength, Rule: 50, Chain: nil},
				{Target: "namespaceName", Name: validation.MinLength, Rule: 6, Chain: nil}}},
		{TargetValue: authorizationRuleName,
			Constraints: []validation.Constraint{{Target: "authorizationRuleName", Name: validation.MinLength, Rule: 1, Chain: nil}}},
		{TargetValue: parameters,
			Constraints: []validation.Constraint{{Target: "parameters.AuthorizationRuleProperties", Name: validation.Null, Rule: false,
				Chain: []validation.Constraint{{Target: "parameters.AuthorizationRuleProperties.Rights", Name: validation.Null, Rule: true, Chain: nil}}}}}}); err != nil {
		return result, validation.NewError("eventhub.NamespacesClient", "CreateOrUpdateAuthorizationRule", err.Error())
	}

	req, err := client.CreateOrUpdateAuthorizationRulePreparer(ctx, resourceGroupName, namespaceName, authorizationRuleName, parameters)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "CreateOrUpdateAuthorizationRule", nil, "Failure preparing request")
		return
	}

	resp, err := client.CreateOrUpdateAuthorizationRuleSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "CreateOrUpdateAuthorizationRule", resp, "Failure sending request")
		return
	}

	result, err = client.CreateOrUpdateAuthorizationRuleResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "CreateOrUpdateAuthorizationRule", resp, "Failure responding to request")
	}

	return
}

// CreateOrUpdateAuthorizationRulePreparer prepares the CreateOrUpdateAuthorizationRule request.
func (client NamespacesClient) CreateOrUpdateAuthorizationRulePreparer(ctx context.Context, resourceGroupName string, namespaceName string, authorizationRuleName string, parameters AuthorizationRule) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"authorizationRuleName": autorest.Encode("path", authorizationRuleName),
		"namespaceName":         autorest.Encode("path", namespaceName),
		"resourceGroupName":     autorest.Encode("path", resourceGroupName),
		"subscriptionId":        autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2017-04-01"
	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.EventHub/namespaces/{namespaceName}/authorizationRules/{authorizationRuleName}", pathParameters),
		autorest.WithJSON(parameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

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

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

// CreateOrUpdateNetworkRuleSet create or update NetworkRuleSet for a Namespace.
// Parameters:
// resourceGroupName - name of the resource group within the azure subscription.
// namespaceName - the Namespace name
// parameters - the Namespace IpFilterRule.
func (client NamespacesClient) CreateOrUpdateNetworkRuleSet(ctx context.Context, resourceGroupName string, namespaceName string, parameters NetworkRuleSet) (result NetworkRuleSet, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/NamespacesClient.CreateOrUpdateNetworkRuleSet")
		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}}},
		{TargetValue: namespaceName,
			Constraints: []validation.Constraint{{Target: "namespaceName", Name: validation.MaxLength, Rule: 50, Chain: nil},
				{Target: "namespaceName", Name: validation.MinLength, Rule: 6, Chain: nil}}}}); err != nil {
		return result, validation.NewError("eventhub.NamespacesClient", "CreateOrUpdateNetworkRuleSet", err.Error())
	}

	req, err := client.CreateOrUpdateNetworkRuleSetPreparer(ctx, resourceGroupName, namespaceName, parameters)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "CreateOrUpdateNetworkRuleSet", nil, "Failure preparing request")
		return
	}

	resp, err := client.CreateOrUpdateNetworkRuleSetSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "CreateOrUpdateNetworkRuleSet", resp, "Failure sending request")
		return
	}

	result, err = client.CreateOrUpdateNetworkRuleSetResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "CreateOrUpdateNetworkRuleSet", resp, "Failure responding to request")
	}

	return
}

// CreateOrUpdateNetworkRuleSetPreparer prepares the CreateOrUpdateNetworkRuleSet request.
func (client NamespacesClient) CreateOrUpdateNetworkRuleSetPreparer(ctx context.Context, resourceGroupName string, namespaceName string, parameters NetworkRuleSet) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"namespaceName":     autorest.Encode("path", namespaceName),
		"resourceGroupName": autorest.Encode("path", resourceGroupName),
		"subscriptionId":    autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2017-04-01"
	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.EventHub/namespaces/{namespaceName}/networkRuleSets/default", pathParameters),
		autorest.WithJSON(parameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

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

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

// Delete deletes an existing namespace. This operation also removes all associated resources under the namespace.
// Parameters:
// resourceGroupName - name of the resource group within the azure subscription.
// namespaceName - the Namespace name
func (client NamespacesClient) Delete(ctx context.Context, resourceGroupName string, namespaceName string) (result NamespacesDeleteFuture, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/NamespacesClient.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}}},
		{TargetValue: namespaceName,
			Constraints: []validation.Constraint{{Target: "namespaceName", Name: validation.MaxLength, Rule: 50, Chain: nil},
				{Target: "namespaceName", Name: validation.MinLength, Rule: 6, Chain: nil}}}}); err != nil {
		return result, validation.NewError("eventhub.NamespacesClient", "Delete", err.Error())
	}

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

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

	return
}

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

	const APIVersion = "2017-04-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsDelete(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.EventHub/namespaces/{namespaceName}", 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 NamespacesClient) DeleteSender(req *http.Request) (future NamespacesDeleteFuture, err error) {
	var resp *http.Response
	resp, err = client.Send(req, azure.DoRetryWithRegistration(client.Client))
	if err != nil {
		return
	}
	future.Future, err = azure.NewFutureFromResponse(resp)
	return
}

// DeleteResponder handles the response to the Delete request. The method always
// closes the http.Response Body.
func (client NamespacesClient) 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
}

// DeleteAuthorizationRule deletes an AuthorizationRule for a Namespace.
// Parameters:
// resourceGroupName - name of the resource group within the azure subscription.
// namespaceName - the Namespace name
// authorizationRuleName - the authorization rule name.
func (client NamespacesClient) DeleteAuthorizationRule(ctx context.Context, resourceGroupName string, namespaceName string, authorizationRuleName string) (result autorest.Response, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/NamespacesClient.DeleteAuthorizationRule")
		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}}},
		{TargetValue: namespaceName,
			Constraints: []validation.Constraint{{Target: "namespaceName", Name: validation.MaxLength, Rule: 50, Chain: nil},
				{Target: "namespaceName", Name: validation.MinLength, Rule: 6, Chain: nil}}},
		{TargetValue: authorizationRuleName,
			Constraints: []validation.Constraint{{Target: "authorizationRuleName", Name: validation.MinLength, Rule: 1, Chain: nil}}}}); err != nil {
		return result, validation.NewError("eventhub.NamespacesClient", "DeleteAuthorizationRule", err.Error())
	}

	req, err := client.DeleteAuthorizationRulePreparer(ctx, resourceGroupName, namespaceName, authorizationRuleName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "DeleteAuthorizationRule", nil, "Failure preparing request")
		return
	}

	resp, err := client.DeleteAuthorizationRuleSender(req)
	if err != nil {
		result.Response = resp
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "DeleteAuthorizationRule", resp, "Failure sending request")
		return
	}

	result, err = client.DeleteAuthorizationRuleResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "DeleteAuthorizationRule", resp, "Failure responding to request")
	}

	return
}

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

	const APIVersion = "2017-04-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsDelete(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.EventHub/namespaces/{namespaceName}/authorizationRules/{authorizationRuleName}", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

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

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

// Get gets the description of the specified namespace.
// Parameters:
// resourceGroupName - name of the resource group within the azure subscription.
// namespaceName - the Namespace name
func (client NamespacesClient) Get(ctx context.Context, resourceGroupName string, namespaceName string) (result EHNamespace, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/NamespacesClient.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}}},
		{TargetValue: namespaceName,
			Constraints: []validation.Constraint{{Target: "namespaceName", Name: validation.MaxLength, Rule: 50, Chain: nil},
				{Target: "namespaceName", Name: validation.MinLength, Rule: 6, Chain: nil}}}}); err != nil {
		return result, validation.NewError("eventhub.NamespacesClient", "Get", err.Error())
	}

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

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

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

	return
}

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

	const APIVersion = "2017-04-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.EventHub/namespaces/{namespaceName}", 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 NamespacesClient) 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 NamespacesClient) GetResponder(resp *http.Response) (result EHNamespace, err error) {
	err = autorest.Respond(
		resp,
		azure.WithErrorUnlessStatusCode(http.StatusOK, http.StatusCreated),
		autorest.ByUnmarshallingJSON(&result),
		autorest.ByClosing())
	result.Response = autorest.Response{Response: resp}
	return
}

// GetAuthorizationRule gets an AuthorizationRule for a Namespace by rule name.
// Parameters:
// resourceGroupName - name of the resource group within the azure subscription.
// namespaceName - the Namespace name
// authorizationRuleName - the authorization rule name.
func (client NamespacesClient) GetAuthorizationRule(ctx context.Context, resourceGroupName string, namespaceName string, authorizationRuleName string) (result AuthorizationRule, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/NamespacesClient.GetAuthorizationRule")
		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}}},
		{TargetValue: namespaceName,
			Constraints: []validation.Constraint{{Target: "namespaceName", Name: validation.MaxLength, Rule: 50, Chain: nil},
				{Target: "namespaceName", Name: validation.MinLength, Rule: 6, Chain: nil}}},
		{TargetValue: authorizationRuleName,
			Constraints: []validation.Constraint{{Target: "authorizationRuleName", Name: validation.MinLength, Rule: 1, Chain: nil}}}}); err != nil {
		return result, validation.NewError("eventhub.NamespacesClient", "GetAuthorizationRule", err.Error())
	}

	req, err := client.GetAuthorizationRulePreparer(ctx, resourceGroupName, namespaceName, authorizationRuleName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "GetAuthorizationRule", nil, "Failure preparing request")
		return
	}

	resp, err := client.GetAuthorizationRuleSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "GetAuthorizationRule", resp, "Failure sending request")
		return
	}

	result, err = client.GetAuthorizationRuleResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "GetAuthorizationRule", resp, "Failure responding to request")
	}

	return
}

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

	const APIVersion = "2017-04-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

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

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

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

// GetMessagingPlan gets messaging plan for specified namespace.
// Parameters:
// resourceGroupName - name of the resource group within the azure subscription.
// namespaceName - the Namespace name
func (client NamespacesClient) GetMessagingPlan(ctx context.Context, resourceGroupName string, namespaceName string) (result MessagingPlan, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/NamespacesClient.GetMessagingPlan")
		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}}},
		{TargetValue: namespaceName,
			Constraints: []validation.Constraint{{Target: "namespaceName", Name: validation.MaxLength, Rule: 50, Chain: nil},
				{Target: "namespaceName", Name: validation.MinLength, Rule: 6, Chain: nil}}}}); err != nil {
		return result, validation.NewError("eventhub.NamespacesClient", "GetMessagingPlan", err.Error())
	}

	req, err := client.GetMessagingPlanPreparer(ctx, resourceGroupName, namespaceName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "GetMessagingPlan", nil, "Failure preparing request")
		return
	}

	resp, err := client.GetMessagingPlanSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "GetMessagingPlan", resp, "Failure sending request")
		return
	}

	result, err = client.GetMessagingPlanResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "GetMessagingPlan", resp, "Failure responding to request")
	}

	return
}

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

	const APIVersion = "2017-04-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

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

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

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

// GetNetworkRuleSet gets NetworkRuleSet for a Namespace.
// Parameters:
// resourceGroupName - name of the resource group within the azure subscription.
// namespaceName - the Namespace name
func (client NamespacesClient) GetNetworkRuleSet(ctx context.Context, resourceGroupName string, namespaceName string) (result NetworkRuleSet, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/NamespacesClient.GetNetworkRuleSet")
		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}}},
		{TargetValue: namespaceName,
			Constraints: []validation.Constraint{{Target: "namespaceName", Name: validation.MaxLength, Rule: 50, Chain: nil},
				{Target: "namespaceName", Name: validation.MinLength, Rule: 6, Chain: nil}}}}); err != nil {
		return result, validation.NewError("eventhub.NamespacesClient", "GetNetworkRuleSet", err.Error())
	}

	req, err := client.GetNetworkRuleSetPreparer(ctx, resourceGroupName, namespaceName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "GetNetworkRuleSet", nil, "Failure preparing request")
		return
	}

	resp, err := client.GetNetworkRuleSetSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "GetNetworkRuleSet", resp, "Failure sending request")
		return
	}

	result, err = client.GetNetworkRuleSetResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "GetNetworkRuleSet", resp, "Failure responding to request")
	}

	return
}

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

	const APIVersion = "2017-04-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

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

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

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

// List lists all the available Namespaces within a subscription, irrespective of the resource groups.
func (client NamespacesClient) List(ctx context.Context) (result EHNamespaceListResultPage, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/NamespacesClient.List")
		defer func() {
			sc := -1
			if result.enlr.Response.Response != nil {
				sc = result.enlr.Response.Response.StatusCode
			}
			tracing.EndSpan(ctx, sc, err)
		}()
	}
	result.fn = client.listNextResults
	req, err := client.ListPreparer(ctx)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "List", nil, "Failure preparing request")
		return
	}

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

	result.enlr, err = client.ListResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "List", resp, "Failure responding to request")
	}
	if result.enlr.hasNextLink() && result.enlr.IsEmpty() {
		err = result.NextWithContext(ctx)
	}

	return
}

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

	const APIVersion = "2017-04-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/providers/Microsoft.EventHub/namespaces", 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 NamespacesClient) ListSender(req *http.Request) (*http.Response, error) {
	return client.Send(req, azure.DoRetryWithRegistration(client.Client))
}

// ListResponder handles the response to the List request. The method always
// closes the http.Response Body.
func (client NamespacesClient) ListResponder(resp *http.Response) (result EHNamespaceListResult, err error) {
	err = autorest.Respond(
		resp,
		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 NamespacesClient) listNextResults(ctx context.Context, lastResults EHNamespaceListResult) (result EHNamespaceListResult, err error) {
	req, err := lastResults.eHNamespaceListResultPreparer(ctx)
	if err != nil {
		return result, autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "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, "eventhub.NamespacesClient", "listNextResults", resp, "Failure sending next results request")
	}
	result, err = client.ListResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "listNextResults", resp, "Failure responding to next results request")
	}
	return
}

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

// ListAuthorizationRules gets a list of authorization rules for a Namespace.
// Parameters:
// resourceGroupName - name of the resource group within the azure subscription.
// namespaceName - the Namespace name
func (client NamespacesClient) ListAuthorizationRules(ctx context.Context, resourceGroupName string, namespaceName string) (result AuthorizationRuleListResultPage, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/NamespacesClient.ListAuthorizationRules")
		defer func() {
			sc := -1
			if result.arlr.Response.Response != nil {
				sc = result.arlr.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}}},
		{TargetValue: namespaceName,
			Constraints: []validation.Constraint{{Target: "namespaceName", Name: validation.MaxLength, Rule: 50, Chain: nil},
				{Target: "namespaceName", Name: validation.MinLength, Rule: 6, Chain: nil}}}}); err != nil {
		return result, validation.NewError("eventhub.NamespacesClient", "ListAuthorizationRules", err.Error())
	}

	result.fn = client.listAuthorizationRulesNextResults
	req, err := client.ListAuthorizationRulesPreparer(ctx, resourceGroupName, namespaceName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "ListAuthorizationRules", nil, "Failure preparing request")
		return
	}

	resp, err := client.ListAuthorizationRulesSender(req)
	if err != nil {
		result.arlr.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "ListAuthorizationRules", resp, "Failure sending request")
		return
	}

	result.arlr, err = client.ListAuthorizationRulesResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "ListAuthorizationRules", resp, "Failure responding to request")
	}
	if result.arlr.hasNextLink() && result.arlr.IsEmpty() {
		err = result.NextWithContext(ctx)
	}

	return
}

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

	const APIVersion = "2017-04-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

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

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

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

// listAuthorizationRulesNextResults retrieves the next set of results, if any.
func (client NamespacesClient) listAuthorizationRulesNextResults(ctx context.Context, lastResults AuthorizationRuleListResult) (result AuthorizationRuleListResult, err error) {
	req, err := lastResults.authorizationRuleListResultPreparer(ctx)
	if err != nil {
		return result, autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "listAuthorizationRulesNextResults", nil, "Failure preparing next results request")
	}
	if req == nil {
		return
	}
	resp, err := client.ListAuthorizationRulesSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		return result, autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "listAuthorizationRulesNextResults", resp, "Failure sending next results request")
	}
	result, err = client.ListAuthorizationRulesResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "listAuthorizationRulesNextResults", resp, "Failure responding to next results request")
	}
	return
}

// ListAuthorizationRulesComplete enumerates all values, automatically crossing page boundaries as required.
func (client NamespacesClient) ListAuthorizationRulesComplete(ctx context.Context, resourceGroupName string, namespaceName string) (result AuthorizationRuleListResultIterator, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/NamespacesClient.ListAuthorizationRules")
		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.ListAuthorizationRules(ctx, resourceGroupName, namespaceName)
	return
}

// ListByResourceGroup lists the available Namespaces within a resource group.
// Parameters:
// resourceGroupName - name of the resource group within the azure subscription.
func (client NamespacesClient) ListByResourceGroup(ctx context.Context, resourceGroupName string) (result EHNamespaceListResultPage, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/NamespacesClient.ListByResourceGroup")
		defer func() {
			sc := -1
			if result.enlr.Response.Response != nil {
				sc = result.enlr.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}}}}); err != nil {
		return result, validation.NewError("eventhub.NamespacesClient", "ListByResourceGroup", err.Error())
	}

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

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

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

	return
}

// ListByResourceGroupPreparer prepares the ListByResourceGroup request.
func (client NamespacesClient) 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 = "2017-04-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsGet(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.EventHub/namespaces", 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 NamespacesClient) 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 NamespacesClient) ListByResourceGroupResponder(resp *http.Response) (result EHNamespaceListResult, 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 NamespacesClient) listByResourceGroupNextResults(ctx context.Context, lastResults EHNamespaceListResult) (result EHNamespaceListResult, err error) {
	req, err := lastResults.eHNamespaceListResultPreparer(ctx)
	if err != nil {
		return result, autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "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, "eventhub.NamespacesClient", "listByResourceGroupNextResults", resp, "Failure sending next results request")
	}
	result, err = client.ListByResourceGroupResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "listByResourceGroupNextResults", resp, "Failure responding to next results request")
	}
	return
}

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

// ListKeys gets the primary and secondary connection strings for the Namespace.
// Parameters:
// resourceGroupName - name of the resource group within the azure subscription.
// namespaceName - the Namespace name
// authorizationRuleName - the authorization rule name.
func (client NamespacesClient) ListKeys(ctx context.Context, resourceGroupName string, namespaceName string, authorizationRuleName string) (result AccessKeys, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/NamespacesClient.ListKeys")
		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}}},
		{TargetValue: namespaceName,
			Constraints: []validation.Constraint{{Target: "namespaceName", Name: validation.MaxLength, Rule: 50, Chain: nil},
				{Target: "namespaceName", Name: validation.MinLength, Rule: 6, Chain: nil}}},
		{TargetValue: authorizationRuleName,
			Constraints: []validation.Constraint{{Target: "authorizationRuleName", Name: validation.MinLength, Rule: 1, Chain: nil}}}}); err != nil {
		return result, validation.NewError("eventhub.NamespacesClient", "ListKeys", err.Error())
	}

	req, err := client.ListKeysPreparer(ctx, resourceGroupName, namespaceName, authorizationRuleName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "ListKeys", nil, "Failure preparing request")
		return
	}

	resp, err := client.ListKeysSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "ListKeys", resp, "Failure sending request")
		return
	}

	result, err = client.ListKeysResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "ListKeys", resp, "Failure responding to request")
	}

	return
}

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

	const APIVersion = "2017-04-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

	preparer := autorest.CreatePreparer(
		autorest.AsPost(),
		autorest.WithBaseURL(client.BaseURI),
		autorest.WithPathParameters("/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.EventHub/namespaces/{namespaceName}/authorizationRules/{authorizationRuleName}/listKeys", pathParameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

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

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

// ListNetworkRuleSets gets list of NetworkRuleSet for a Namespace.
// Parameters:
// resourceGroupName - name of the resource group within the azure subscription.
// namespaceName - the Namespace name
func (client NamespacesClient) ListNetworkRuleSets(ctx context.Context, resourceGroupName string, namespaceName string) (result NetworkRuleSetListResultPage, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/NamespacesClient.ListNetworkRuleSets")
		defer func() {
			sc := -1
			if result.nrslr.Response.Response != nil {
				sc = result.nrslr.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}}},
		{TargetValue: namespaceName,
			Constraints: []validation.Constraint{{Target: "namespaceName", Name: validation.MaxLength, Rule: 50, Chain: nil},
				{Target: "namespaceName", Name: validation.MinLength, Rule: 6, Chain: nil}}}}); err != nil {
		return result, validation.NewError("eventhub.NamespacesClient", "ListNetworkRuleSets", err.Error())
	}

	result.fn = client.listNetworkRuleSetsNextResults
	req, err := client.ListNetworkRuleSetsPreparer(ctx, resourceGroupName, namespaceName)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "ListNetworkRuleSets", nil, "Failure preparing request")
		return
	}

	resp, err := client.ListNetworkRuleSetsSender(req)
	if err != nil {
		result.nrslr.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "ListNetworkRuleSets", resp, "Failure sending request")
		return
	}

	result.nrslr, err = client.ListNetworkRuleSetsResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "ListNetworkRuleSets", resp, "Failure responding to request")
	}
	if result.nrslr.hasNextLink() && result.nrslr.IsEmpty() {
		err = result.NextWithContext(ctx)
	}

	return
}

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

	const APIVersion = "2017-04-01"
	queryParameters := map[string]interface{}{
		"api-version": APIVersion,
	}

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

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

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

// listNetworkRuleSetsNextResults retrieves the next set of results, if any.
func (client NamespacesClient) listNetworkRuleSetsNextResults(ctx context.Context, lastResults NetworkRuleSetListResult) (result NetworkRuleSetListResult, err error) {
	req, err := lastResults.networkRuleSetListResultPreparer(ctx)
	if err != nil {
		return result, autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "listNetworkRuleSetsNextResults", nil, "Failure preparing next results request")
	}
	if req == nil {
		return
	}
	resp, err := client.ListNetworkRuleSetsSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		return result, autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "listNetworkRuleSetsNextResults", resp, "Failure sending next results request")
	}
	result, err = client.ListNetworkRuleSetsResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "listNetworkRuleSetsNextResults", resp, "Failure responding to next results request")
	}
	return
}

// ListNetworkRuleSetsComplete enumerates all values, automatically crossing page boundaries as required.
func (client NamespacesClient) ListNetworkRuleSetsComplete(ctx context.Context, resourceGroupName string, namespaceName string) (result NetworkRuleSetListResultIterator, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/NamespacesClient.ListNetworkRuleSets")
		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.ListNetworkRuleSets(ctx, resourceGroupName, namespaceName)
	return
}

// RegenerateKeys regenerates the primary or secondary connection strings for the specified Namespace.
// Parameters:
// resourceGroupName - name of the resource group within the azure subscription.
// namespaceName - the Namespace name
// authorizationRuleName - the authorization rule name.
// parameters - parameters required to regenerate the connection string.
func (client NamespacesClient) RegenerateKeys(ctx context.Context, resourceGroupName string, namespaceName string, authorizationRuleName string, parameters RegenerateAccessKeyParameters) (result AccessKeys, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/NamespacesClient.RegenerateKeys")
		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}}},
		{TargetValue: namespaceName,
			Constraints: []validation.Constraint{{Target: "namespaceName", Name: validation.MaxLength, Rule: 50, Chain: nil},
				{Target: "namespaceName", Name: validation.MinLength, Rule: 6, Chain: nil}}},
		{TargetValue: authorizationRuleName,
			Constraints: []validation.Constraint{{Target: "authorizationRuleName", Name: validation.MinLength, Rule: 1, Chain: nil}}}}); err != nil {
		return result, validation.NewError("eventhub.NamespacesClient", "RegenerateKeys", err.Error())
	}

	req, err := client.RegenerateKeysPreparer(ctx, resourceGroupName, namespaceName, authorizationRuleName, parameters)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "RegenerateKeys", nil, "Failure preparing request")
		return
	}

	resp, err := client.RegenerateKeysSender(req)
	if err != nil {
		result.Response = autorest.Response{Response: resp}
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "RegenerateKeys", resp, "Failure sending request")
		return
	}

	result, err = client.RegenerateKeysResponder(resp)
	if err != nil {
		err = autorest.NewErrorWithError(err, "eventhub.NamespacesClient", "RegenerateKeys", resp, "Failure responding to request")
	}

	return
}

// RegenerateKeysPreparer prepares the RegenerateKeys request.
func (client NamespacesClient) RegenerateKeysPreparer(ctx context.Context, resourceGroupName string, namespaceName string, authorizationRuleName string, parameters RegenerateAccessKeyParameters) (*http.Request, error) {
	pathParameters := map[string]interface{}{
		"authorizationRuleName": autorest.Encode("path", authorizationRuleName),
		"namespaceName":         autorest.Encode("path", namespaceName),
		"resourceGroupName":     autorest.Encode("path", resourceGroupName),
		"subscriptionId":        autorest.Encode("path", client.SubscriptionID),
	}

	const APIVersion = "2017-04-01"
	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/{resourceGroupName}/providers/Microsoft.EventHub/namespaces/{namespaceName}/authorizationRules/{authorizationRuleName}/regenerateKeys", pathParameters),
		autorest.WithJSON(parameters),
		autorest.WithQueryParameters(queryParameters))
	return preparer.Prepare((&http.Request{}).WithContext(ctx))
}

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

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

// Update creates or updates a namespace. Once created, this namespace's resource manifest is immutable. This operation
// is idempotent.
// Parameters:
// resourceGroupName - name of the resource group within the azure subscription.
// namespaceName - the Namespace name
// parameters - parameters for updating a namespace resource.
func (client NamespacesClient) Update(ctx context.Context, resourceGroupName string, namespaceName string, parameters EHNamespace) (result EHNamespace, err error) {
	if tracing.IsEnabled() {
		ctx = tracing.StartSpan(ctx, fqdn+"/NamespacesClient.Update")
		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}}},
		{TargetValue: namespaceName,
			Constraints: []validation.Constraint{{Target: "namespaceName", Name: validation.MaxLength, Rule: 50, Chain: nil},
				{Target: "namespaceName", Name: validation.MinLength, Rule: 6, Chain: nil}}}}); err != nil {
		return result, validation.NewError("eventhub.NamespacesClient", "Update", err.Error())
	}

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

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

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

	return
}

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

	const APIVersion = "2017-04-01"
	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.EventHub/namespaces/{namespaceName}", 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 NamespacesClient) UpdateSender(req *http.Request) (*http.Response, error) {
	return client.Send(req, azure.DoRetryWithRegistration(client.Client))
}

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