public async static Task <IEnumerable <T> > ExecuteAsync <T>(this IEnumerable <TableBatchInformation <T> > batchInformations, CloudTable table, EventHub eventHub) where T : ITableEntity
{
var executions = new List <TableResult>();
foreach (var batchInformation in batchInformations)
{
try
{
var execution = await table.ExecuteBatchAsync(batchInformation.Operation);
executions.AddRange(execution);
}
catch (StorageException e)
{
var responseCodeIndex = e.Message.LastIndexOf(" ", StringComparison.InvariantCulture);
if (responseCodeIndex > -1)
{
int failedIndex;
if (Int32.TryParse(e.Message.Substring(responseCodeIndex + 1), out failedIndex))
{
throw new DrivenAzStorageException <T>(e, batchInformation.Entities[failedIndex]);
}
}
throw;
}
eventHub.RaiseOperationCompleted(new DrivenAzOperationCompletedArgs(batchInformation.OperationType, batchInformation.Entities.Cast <ITableEntity>()));
}
var results = executions.Select(e => (T)e.Result)
.ToList();
return(results);
}
public static async Task<IEnumerable<T>> ExecuteBatchAsync<T>(this CloudTable table, IEnumerable<T> entities, EntitiesBatchInformationConverter<T> converter, EventHub eventHub)
where T : class, ITableEntity
{
var executions = await entities
.ToPessimisticConcurrency()
.ToBatches()
.ToBatchInformations(converter)
.ExecuteAsync<T>(table, eventHub);
var results = executions
.Where(e => e != null)
.ToList();
return results;
}
public static async Task<IEnumerable<T>> ExecuteBatchAsync<T>(this CloudTable table, IEnumerable<EntityKey> keys, EntityKeyBatchInformationConverter<T> batchInformationConverter, EventHub eventHub)
where T : ITableEntity
{
var executions = await keys
.ToBatches()
.ToBatchInformations(batchInformationConverter)
.ExecuteAsync<T>(table, eventHub);
var results = executions
.Where(e => e != null)
.ToList();
return results;
}
public AsyncTableAccessor(CloudStorageAccount account, EventHub eventHub)
{
_eventHub = eventHub;
_eventHub.OperationCompleted += OperationCompleted;
_client = account.CreateCloudTableClient();
}
