public static async Task <TableStorageResponse <TResult> > DoTableInsertOrReplaceAsync <TResult, TInput>(TInput incomingEntity,
Func <TInput, TResult> tableEntityToModelConverter, string storageAccountConnectionString, string tableName) where TInput : TableEntity
{
var table = await AzureTableStorageHelper.GetTableAsync(storageAccountConnectionString, tableName);
// Simply doing an InsertOrReplace will not do any concurrency checking, according to
// http://azure.microsoft.com/en-us/blog/managing-concurrency-in-microsoft-azure-storage-2/
// So we will not use InsertOrReplace. Instead we will look to see if we have a rule like this
// If so, then we'll do a concurrency-safe update, otherwise simply insert
TableOperation retrieveOperation =
TableOperation.Retrieve <TInput>(incomingEntity.PartitionKey, incomingEntity.RowKey);
TableResult retrievedEntity = await table.ExecuteAsync(retrieveOperation);
TableOperation operation = null;
if (retrievedEntity.Result != null)
{
operation = TableOperation.Replace(incomingEntity);
}
else
{
operation = TableOperation.Insert(incomingEntity);
}
return(await PerformTableOperation <TResult, TInput>(table, operation, incomingEntity, tableEntityToModelConverter));
}
public static async Task <TableStorageResponse <TResult> > DoDeleteAsync <TResult, TInput>(TInput incomingEntity,
Func <TInput, TResult> tableEntityToModelConverter, string storageAccountConnectionString, string tableName) where TInput : TableEntity
{
var azureTable = await AzureTableStorageHelper.GetTableAsync(storageAccountConnectionString, tableName);
TableOperation operation = TableOperation.Delete(incomingEntity);
return(await PerformTableOperation <TResult, TInput>(azureTable, operation, incomingEntity, tableEntityToModelConverter));
}