Check Name Availability - Namespaces - Check Name Availability

Service:

Event Hubs

API Version:

2024-01-01

Check the give Namespace name availability.

POST https://management.azure.com/subscriptions/{subscriptionId}/providers/Microsoft.EventHub/checkNameAvailability?api-version=2024-01-01

URI Parameters

Name	In	Required	Type	Description
subscriptionId	path	True	string	Subscription credentials that uniquely identify a Microsoft Azure subscription. The subscription ID forms part of the URI for every service call.
api-version	query	True	string	Client API Version.

Request Body

Name	Required	Type	Description
name	True	string	Name to check the namespace name availability

Responses

Name	Type	Description
200 OK	CheckNameAvailabilityResult	check availability returned successfully.
Other Status Codes	ErrorResponse	Eventhub error response describing why the operation failed.

Security

azure_auth

Azure Active Directory OAuth2 Flow

Type: oauth2
Flow: implicit
Authorization URL: https://login.microsoftonline.com/common/oauth2/authorize

Scopes

Name	Description
user_impersonation	impersonate your user account

Examples

NamespacesCheckNameAvailability

Sample request

HTTP

POST https://management.azure.com/subscriptions/5f750a97-50d9-4e36-8081-c9ee4c0210d4/providers/Microsoft.EventHub/checkNameAvailability?api-version=2024-01-01

{
  "name": "sdk-Namespace-8458"
}

Java

import com.azure.resourcemanager.eventhubs.models.CheckNameAvailabilityParameter;

/**
 * Samples for Namespaces CheckNameAvailability.
 */
public final class Main {
    /*
     * x-ms-original-file:
     * specification/eventhub/resource-manager/Microsoft.EventHub/stable/2024-01-01/examples/NameSpaces/
     * EHNameSpaceCheckNameAvailability.json
     */
    /**
     * Sample code: NamespacesCheckNameAvailability.
     * 
     * @param azure The entry point for accessing resource management APIs in Azure.
     */
    public static void namespacesCheckNameAvailability(com.azure.resourcemanager.AzureResourceManager azure) {
        azure.eventHubs().manager().serviceClient().getNamespaces().checkNameAvailabilityWithResponse(
            new CheckNameAvailabilityParameter().withName("sdk-Namespace-8458"), com.azure.core.util.Context.NONE);
    }
}

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

Python

from azure.identity import DefaultAzureCredential

from azure.mgmt.eventhub import EventHubManagementClient

"""
# PREREQUISITES
    pip install azure-identity
    pip install azure-mgmt-eventhub
# USAGE
    python eh_name_space_check_name_availability.py

    Before run the sample, please set the values of the client ID, tenant ID and client secret
    of the AAD application as environment variables: AZURE_CLIENT_ID, AZURE_TENANT_ID,
    AZURE_CLIENT_SECRET. For more info about how to get the value, please see:
    https://docs.microsoft.com/azure/active-directory/develop/howto-create-service-principal-portal
"""


def main():
    client = EventHubManagementClient(
        credential=DefaultAzureCredential(),
        subscription_id="5f750a97-50d9-4e36-8081-c9ee4c0210d4",
    )

    response = client.namespaces.check_name_availability(
        parameters={"name": "sdk-Namespace-8458"},
    )
    print(response)


# x-ms-original-file: specification/eventhub/resource-manager/Microsoft.EventHub/stable/2024-01-01/examples/NameSpaces/EHNameSpaceCheckNameAvailability.json
if __name__ == "__main__":
    main()

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

Go

package armeventhub_test

import (
	"context"
	"log"

	"github.com/Azure/azure-sdk-for-go/sdk/azcore/to"
	"github.com/Azure/azure-sdk-for-go/sdk/azidentity"
	"github.com/Azure/azure-sdk-for-go/sdk/resourcemanager/eventhub/armeventhub"
)

// Generated from example definition: https://github.com/Azure/azure-rest-api-specs/blob/b574e2a41acda14a90ef237006e8bbdda2b63c63/specification/eventhub/resource-manager/Microsoft.EventHub/stable/2024-01-01/examples/NameSpaces/EHNameSpaceCheckNameAvailability.json
func ExampleNamespacesClient_CheckNameAvailability() {
	cred, err := azidentity.NewDefaultAzureCredential(nil)
	if err != nil {
		log.Fatalf("failed to obtain a credential: %v", err)
	}
	ctx := context.Background()
	clientFactory, err := armeventhub.NewClientFactory("<subscription-id>", cred, nil)
	if err != nil {
		log.Fatalf("failed to create client: %v", err)
	}
	res, err := clientFactory.NewNamespacesClient().CheckNameAvailability(ctx, armeventhub.CheckNameAvailabilityParameter{
		Name: to.Ptr("sdk-Namespace-8458"),
	}, nil)
	if err != nil {
		log.Fatalf("failed to finish the request: %v", err)
	}
	// You could use response here. We use blank identifier for just demo purposes.
	_ = res
	// If the HTTP response code is 200 as defined in example definition, your response structure would look as follows. Please pay attention that all the values in the output are fake values for just demo purposes.
	// res.CheckNameAvailabilityResult = armeventhub.CheckNameAvailabilityResult{
	// 	Message: to.Ptr(""),
	// 	NameAvailable: to.Ptr(true),
	// 	Reason: to.Ptr(armeventhub.UnavailableReasonNone),
	// }
}

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

JavaScript

const { EventHubManagementClient } = require("@azure/arm-eventhub");
const { DefaultAzureCredential } = require("@azure/identity");

/**
 * This sample demonstrates how to Check the give Namespace name availability.
 *
 * @summary Check the give Namespace name availability.
 * x-ms-original-file: specification/eventhub/resource-manager/Microsoft.EventHub/stable/2024-01-01/examples/NameSpaces/EHNameSpaceCheckNameAvailability.json
 */
async function namespacesCheckNameAvailability() {
  const subscriptionId =
    process.env["EVENTHUB_SUBSCRIPTION_ID"] || "5f750a97-50d9-4e36-8081-c9ee4c0210d4";
  const parameters = {
    name: "sdk-Namespace-8458",
  };
  const credential = new DefaultAzureCredential();
  const client = new EventHubManagementClient(credential, subscriptionId);
  const result = await client.namespaces.checkNameAvailability(parameters);
  console.log(result);
}

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

dotnet

using Azure;
using Azure.ResourceManager;
using System;
using System.Threading.Tasks;
using Azure.Core;
using Azure.Identity;
using Azure.ResourceManager.EventHubs.Models;
using Azure.ResourceManager.Models;
using Azure.ResourceManager.Resources;
using Azure.ResourceManager.EventHubs;

// Generated from example definition: specification/eventhub/resource-manager/Microsoft.EventHub/stable/2024-01-01/examples/NameSpaces/EHNameSpaceCheckNameAvailability.json
// this example is just showing the usage of "Namespaces_CheckNameAvailability" operation, for the dependent resources, they will have to be created separately.

// get your azure access token, for more details of how Azure SDK get your access token, please refer to https://learn.microsoft.com/en-us/dotnet/azure/sdk/authentication?tabs=command-line
TokenCredential cred = new DefaultAzureCredential();
// authenticate your client
ArmClient client = new ArmClient(cred);

// this example assumes you already have this SubscriptionResource created on azure
// for more information of creating SubscriptionResource, please refer to the document of SubscriptionResource
string subscriptionId = "5f750a97-50d9-4e36-8081-c9ee4c0210d4";
ResourceIdentifier subscriptionResourceId = SubscriptionResource.CreateResourceIdentifier(subscriptionId);
SubscriptionResource subscriptionResource = client.GetSubscriptionResource(subscriptionResourceId);

// invoke the operation
EventHubsNameAvailabilityContent content = new EventHubsNameAvailabilityContent("sdk-Namespace-8458");
EventHubsNameAvailabilityResult result = await subscriptionResource.CheckEventHubsNamespaceNameAvailabilityAsync(content);

Console.WriteLine($"Succeeded: {result}");

To use the Azure SDK library in your project, see this documentation. To provide feedback on this code sample, open a GitHub issue

Sample response

Status code:

200

{
  "nameAvailable": true,
  "reason": "None",
  "message": ""
}

Definitions

Name	Description
CheckNameAvailabilityParameter	Parameter supplied to check Namespace name availability operation
CheckNameAvailabilityResult	The Result of the CheckNameAvailability operation
ErrorAdditionalInfo	The resource management error additional info.
ErrorDetail	The error detail.
ErrorResponse	Error response indicates Event Hub service is not able to process the incoming request. The reason is provided in the error message.
UnavailableReason	Specifies the reason for the unavailability of the service.

CheckNameAvailabilityParameter

Object

Parameter supplied to check Namespace name availability operation

Name	Type	Description
name	string	Name to check the namespace name availability

CheckNameAvailabilityResult

Object

The Result of the CheckNameAvailability operation

Name	Type	Description
message	string	The detailed info regarding the reason associated with the Namespace.
nameAvailable	boolean	Value indicating Namespace is availability, true if the Namespace is available; otherwise, false.
reason	UnavailableReason	The reason for unavailability of a Namespace.

ErrorAdditionalInfo

Object

The resource management error additional info.

Name	Type	Description
info	object	The additional info.
type	string	The additional info type.

ErrorDetail

Object

The error detail.

Name	Type	Description
additionalInfo	ErrorAdditionalInfo[]	The error additional info.
code	string	The error code.
details	ErrorDetail[]	The error details.
message	string	The error message.
target	string	The error target.

ErrorResponse

Object

Error response indicates Event Hub service is not able to process the incoming request. The reason is provided in the error message.

Name	Type	Description
error	ErrorDetail	The error object.

UnavailableReason

Enumeration

Specifies the reason for the unavailability of the service.

Value	Description
InvalidName
NameInLockdown
NameInUse
None
SubscriptionIsDisabled
TooManyNamespaceInCurrentSubscription