/// <summary>
/// Tests the existence of job information for the specified job ID.
/// </summary>
/// <param name='operations'>
/// The operations group for this extension method.
/// </param>
/// <param name='accountName'>
/// The Azure Data Lake Analytics account to execute job operations on.
/// </param>
/// <param name='jobIdentity'>
/// JobInfo ID to test the existence of.
/// </param>
/// <param name='cancellationToken'>
/// The cancellation token.
/// </param>
public static async Task <bool> ExistsAsync(this IJobOperations operations, string accountName, Guid jobIdentity, CancellationToken cancellationToken = default(CancellationToken))
{
using (var _result = await operations.ExistsWithHttpMessagesAsync(accountName, jobIdentity, null, cancellationToken).ConfigureAwait(false))
{
return(_result.Body);
}
}