import * as pulumi from "@pulumi/pulumi";
import * as outputs from "../types/output";
import * as enums from "../types/enums";
/**
 * Namespace topic details.
 *
 * Uses Azure REST API version 2025-02-15. In version 2.x of the Azure Native provider, it used API version 2023-06-01-preview.
 *
 * Other available API versions: 2023-06-01-preview, 2023-12-15-preview, 2024-06-01-preview, 2024-12-15-preview, 2025-04-01-preview. These can be accessed by generating a local SDK package using the CLI command `pulumi package add azure-native eventgrid [ApiVersion]`. See the [version guide](../../../version-guide/#accessing-any-api-version-via-local-packages) for details.
 */
export declare class NamespaceTopic extends pulumi.CustomResource {
    /**
     * Get an existing NamespaceTopic resource's state with the given name, ID, and optional extra
     * properties used to qualify the lookup.
     *
     * @param name The _unique_ name of the resulting resource.
     * @param id The _unique_ provider ID of the resource to lookup.
     * @param opts Optional settings to control the behavior of the CustomResource.
     */
    static get(name: string, id: pulumi.Input<pulumi.ID>, opts?: pulumi.CustomResourceOptions): NamespaceTopic;
    /**
     * Returns true if the given object is an instance of NamespaceTopic.  This is designed to work even
     * when multiple copies of the Pulumi SDK have been loaded into the same process.
     */
    static isInstance(obj: any): obj is NamespaceTopic;
    /**
     * The Azure API version of the resource.
     */
    readonly azureApiVersion: pulumi.Output<string>;
    /**
     * Event retention for the namespace topic expressed in days. The property default value is 1 day.
     * Min event retention duration value is 1 day and max event retention duration value is 1 day.
     */
    readonly eventRetentionInDays: pulumi.Output<number | undefined>;
    /**
     * This determines the format that is expected for incoming events published to the topic.
     */
    readonly inputSchema: pulumi.Output<string | undefined>;
    /**
     * Name of the resource.
     */
    readonly name: pulumi.Output<string>;
    /**
     * Provisioning state of the namespace topic.
     */
    readonly provisioningState: pulumi.Output<string>;
    /**
     * Publisher type of the namespace topic.
     */
    readonly publisherType: pulumi.Output<string | undefined>;
    /**
     * The system metadata relating to the Event Grid resource.
     */
    readonly systemData: pulumi.Output<outputs.eventgrid.SystemDataResponse>;
    /**
     * Type of the resource.
     */
    readonly type: pulumi.Output<string>;
    /**
     * Create a NamespaceTopic resource with the given unique name, arguments, and options.
     *
     * @param name The _unique_ name of the resource.
     * @param args The arguments to use to populate this resource's properties.
     * @param opts A bag of options that control this resource's behavior.
     */
    constructor(name: string, args: NamespaceTopicArgs, opts?: pulumi.CustomResourceOptions);
}
/**
 * The set of arguments for constructing a NamespaceTopic resource.
 */
export interface NamespaceTopicArgs {
    /**
     * Event retention for the namespace topic expressed in days. The property default value is 1 day.
     * Min event retention duration value is 1 day and max event retention duration value is 1 day.
     */
    eventRetentionInDays?: pulumi.Input<number>;
    /**
     * This determines the format that is expected for incoming events published to the topic.
     */
    inputSchema?: pulumi.Input<string | enums.eventgrid.EventInputSchema>;
    /**
     * Name of the namespace.
     */
    namespaceName: pulumi.Input<string>;
    /**
     * Publisher type of the namespace topic.
     */
    publisherType?: pulumi.Input<string | enums.eventgrid.PublisherType>;
    /**
     * The name of the resource group within the user's subscription.
     */
    resourceGroupName: pulumi.Input<string>;
    /**
     * Name of the namespace topic.
     */
    topicName?: pulumi.Input<string>;
}
