/// <summary>
/// Creates snapshots for known Reports
/// </summary>
public void CreateReportSnapshotsForKnownReports()
{
int retrycount = 3;
bool retry = false;
RSWarning[] warns = null;
string historyId = string.Empty;
foreach (string report in ExistingReports)
{
retry = false;
retrycount = 0;
// Either first time comming through or retry effort
while ((retrycount == 0) || (retry == true))
{
try
{
warns = null;
historyId = string.Empty;
historyId = SoapAccessor.Management.CreateItemHistorySnapshot(report, out warns);
// Add or update the history id to the report key
ReportSnapshots.AddOrUpdate(report, historyId, (key, oldValue) => historyId);
retry = false;
}
catch (Exception ex)
{
Logging.Log("Retrying CreateReportSnapshotsForKnownReports : " + ex.Message);
retry = true; // cause to loop back - should use retry with function
}
retrycount++;
if (retrycount > 10)
{
retry = false; // breaks the loop
}
}
}
}
/// <summary>
/// Get SnaphshotID (aka HistoryID) for a given report. If it does not exist, create one, then add to list
/// NOTE: sometime this may have expiration time so will need management of that.
/// </summary>
/// <param name="report">Existing Report Path</param>
/// <returns>Snapshot ID (History ID)</returns>
public string GetSnapshotIDFromCache(string report)
{
string historyIdForReport = null;
historyIdForReport =
ReportSnapshots.GetOrAdd(
report,
(historyID) =>
{
if (HasReportSnapshot(report))
{
return(GetReportSnapshotId(report));
}
else
{
return(CreateReportSnapshot(report));
}
});
return(historyIdForReport);
}
