internal async Task <string> UpsertRow(ReminderTableEntry reminderEntry)
{
try
{
return(await UpsertTableEntryAsync(reminderEntry));
}
catch (Exception exc)
{
HttpStatusCode httpStatusCode;
string restStatus;
if (AzureStorageUtils.EvaluateException(exc, out httpStatusCode, out restStatus))
{
if (Logger.IsVerbose2)
{
Logger.Verbose2("UpsertRow failed with httpStatusCode={0}, restStatus={1}", httpStatusCode, restStatus);
}
if (AzureStorageUtils.IsContentionError(httpStatusCode))
{
return(null); // false;
}
}
throw;
}
}
/// <summary> Decodes Storage exceptions.</summary>
public bool DecodeException(Exception e, out HttpStatusCode httpStatusCode, out string restStatus, bool getRESTErrors = false)
{
return(AzureStorageUtils.EvaluateException(e, out httpStatusCode, out restStatus, getRESTErrors));
}
public async Task AzureTableDataManager_UpdateTableEntryAsync()
{
var data = GenerateNewData();
try
{
await manager.UpdateTableEntryAsync(data, AzureStorageUtils.ANY_ETAG);
Assert.True(false, "Should have thrown StorageException.");
}
catch (StorageException exc)
{
Assert.Equal((int)HttpStatusCode.NotFound, exc.RequestInformation.HttpStatusCode); // "Update before insert."
HttpStatusCode httpStatusCode;
string restStatus;
AzureStorageUtils.EvaluateException(exc, out httpStatusCode, out restStatus, true);
Assert.Equal(HttpStatusCode.NotFound, httpStatusCode);
Assert.Equal(StorageErrorCodeStrings.ResourceNotFound, restStatus);
}
await manager.UpsertTableEntryAsync(data);
var tuple = await manager.ReadSingleTableEntryAsync(data.PartitionKey, data.RowKey);
Assert.Equal(data.StringData, tuple.Item1.StringData);
var data2 = data.Clone();
data2.StringData = "NewData";
string eTag1 = await manager.UpdateTableEntryAsync(data2, AzureStorageUtils.ANY_ETAG);
tuple = await manager.ReadSingleTableEntryAsync(data2.PartitionKey, data2.RowKey);
Assert.Equal(data2.StringData, tuple.Item1.StringData);
var data3 = data.Clone();
data3.StringData = "EvenNewerData";
string ignoredETag = await manager.UpdateTableEntryAsync(data3, eTag1);
tuple = await manager.ReadSingleTableEntryAsync(data3.PartitionKey, data3.RowKey);
Assert.Equal(data3.StringData, tuple.Item1.StringData);
try
{
string eTag3 = await manager.UpdateTableEntryAsync(data3.Clone(), eTag1);
Assert.True(false, "Should have thrown StorageException.");
}
catch (StorageException exc)
{
Assert.Equal((int)HttpStatusCode.PreconditionFailed, exc.RequestInformation.HttpStatusCode); // "Wrong eTag"
HttpStatusCode httpStatusCode;
string restStatus;
AzureStorageUtils.EvaluateException(exc, out httpStatusCode, out restStatus, true);
Assert.Equal(HttpStatusCode.PreconditionFailed, httpStatusCode);
Assert.True(restStatus == TableErrorCodeStrings.UpdateConditionNotSatisfied ||
restStatus == StorageErrorCodeStrings.ConditionNotMet, restStatus);
}
}