/// <inheritdoc/>
public async Task WriteRetryableExceptionAsync(ChangeFeedEntry changeFeedEntry, int retryNum, Exception exceptionToStore, CancellationToken cancellationToken)
{
string tableName = Constants.TransientRetryTableName;
DicomDataset dataset = changeFeedEntry.Metadata;
string studyUid = dataset.GetSingleValue <string>(DicomTag.StudyInstanceUID);
string seriesUid = dataset.GetSingleValue <string>(DicomTag.SeriesInstanceUID);
string instanceUid = dataset.GetSingleValue <string>(DicomTag.SOPInstanceUID);
long changeFeedSequence = changeFeedEntry.Sequence;
CloudTable table = _client.GetTableReference(tableName);
TableEntity entity = new RetryableEntity(studyUid, seriesUid, instanceUid, changeFeedSequence, retryNum, exceptionToStore);
TableOperation operation = TableOperation.InsertOrMerge(entity);
try
{
await table.ExecuteAsync(operation, cancellationToken);
_logger.LogInformation("Retryable error when processsing changefeed entry: {ChangeFeedSequence} for DICOM instance with StudyUID: {StudyUID}, SeriesUID: {SeriesUID}, InstanceUID: {InstanceUID}. Tried {retryNum} time(s). Stored into table: {Table} in table storage.", changeFeedSequence, studyUid, seriesUid, instanceUid, retryNum, tableName);
}
catch
{
_logger.LogInformation("Retryable error when processsing changefeed entry: {ChangeFeedSequence} for DICOM instance with StudyUID: {StudyUID}, SeriesUID: {SeriesUID}, InstanceUID: {InstanceUID}. Tried {retryNum} time(s). Failed to store to table storage.", changeFeedSequence, studyUid, seriesUid, instanceUid, retryNum);
throw;
}
}
/// <inheritdoc/>
public async Task WriteRetryableExceptionAsync(ChangeFeedEntry changeFeedEntry, int retryNum, TimeSpan nextDelayTimeSpan, Exception exceptionToStore, CancellationToken cancellationToken)
{
EnsureArg.IsNotNull(changeFeedEntry, nameof(changeFeedEntry));
DicomDataset dataset = changeFeedEntry.Metadata;
string studyInstanceUid = dataset.GetSingleValue <string>(DicomTag.StudyInstanceUID);
string seriesInstanceUid = dataset.GetSingleValue <string>(DicomTag.SeriesInstanceUID);
string sopInstanceUid = dataset.GetSingleValue <string>(DicomTag.SOPInstanceUID);
long changeFeedSequence = changeFeedEntry.Sequence;
var tableClient = _tableServiceClient.GetTableClient(Constants.TransientRetryTableName);
var entity = new RetryableEntity(studyInstanceUid, seriesInstanceUid, sopInstanceUid, changeFeedSequence, retryNum, exceptionToStore);
try
{
await tableClient.UpsertEntityAsync(entity, cancellationToken : cancellationToken);
_logger.LogInformation("Retryable error when processing changefeed entry: {ChangeFeedSequence} for DICOM instance with StudyUID: {StudyInstanceUid}, SeriesUID: {SeriesInstanceUid}, InstanceUID: {SopInstanceUid}. Tried {RetryNum} time(s). Waiting {Milliseconds} milliseconds . Stored into table: {Table} in table storage.", changeFeedSequence, studyInstanceUid, seriesInstanceUid, sopInstanceUid, retryNum, nextDelayTimeSpan.TotalMilliseconds, Constants.TransientRetryTableName);
}
catch
{
_logger.LogInformation("Retryable error when processing changefeed entry: {ChangeFeedSequence} for DICOM instance with StudyUID: {StudyInstanceUid}, SeriesUID: {SeriesInstanceUid}, InstanceUID: {SopInstanceUid}. Tried {RetryNum} time(s). Failed to store to table storage.", changeFeedSequence, studyInstanceUid, seriesInstanceUid, sopInstanceUid, retryNum);
throw;
}
}
