/// <summary>
 /// Executes a command in a specific container instance.
 /// </summary>
 /// <remarks>
 /// Executes a command for a specific container instance in a specified
 /// resource group and container group.
 /// </remarks>
 /// <param name='operations'>
 /// The operations group for this extension method.
 /// </param>
 /// <param name='resourceGroupName'>
 /// The name of the resource group.
 /// </param>
 /// <param name='containerGroupName'>
 /// The name of the container group.
 /// </param>
 /// <param name='containerName'>
 /// The name of the container instance.
 /// </param>
 /// <param name='containerExecRequest'>
 /// The request for the exec command.
 /// </param>
 /// <param name='cancellationToken'>
 /// The cancellation token.
 /// </param>
 public static async Task <ContainerExecResponse> ExecuteCommandAsync(this IContainersOperations operations, string resourceGroupName, string containerGroupName, string containerName, ContainerExecRequest containerExecRequest, CancellationToken cancellationToken = default(CancellationToken))
 {
     using (var _result = await operations.ExecuteCommandWithHttpMessagesAsync(resourceGroupName, containerGroupName, containerName, containerExecRequest, null, cancellationToken).ConfigureAwait(false))
     {
         return(_result.Body);
     }
 }