/// <summary>
 /// List the custom domains of one lifecycle application.
 /// </summary>
 /// <param name='operations'>
 /// The operations group for this extension method.
 /// </param>
 /// <param name='resourceGroupName'>
 /// The name of the resource group that contains the resource. You can obtain
 /// this value from the Azure Resource Manager API or the portal.
 /// </param>
 /// <param name='serviceName'>
 /// The name of the Service resource.
 /// </param>
 /// <param name='appName'>
 /// The name of the App resource.
 /// </param>
 public static IPage <CustomDomainResource> List(this ICustomDomainsOperations operations, string resourceGroupName, string serviceName, string appName)
 {
     return(operations.ListAsync(resourceGroupName, serviceName, appName).GetAwaiter().GetResult());
 }