public override void EntryPoint()
{
try
{
IErrorIndex errorIndex = m_TaskParameters.ErrorIndex;
SetTaskStarted(m_TaskParameters.ErrorIndex);
StackHashUtilities.SystemInformation.DisableSleep();
ErrorIndexEventParser parser = new ErrorIndexEventParser();
parser.ParseEvent += new EventHandler <ErrorIndexParseEventsEventArgs>(this.processEvent);
DateTime purgeDate = DateTime.Now.ToUniversalTime().AddDays(-1 * m_TaskParameters.PurgeOptions.FindMostRecentPurgeAge());
try
{
// Get the list of products.
StackHashProductCollection products = errorIndex.LoadProductList();
foreach (StackHashProduct product in products)
{
if (this.CurrentTaskState.AbortRequested)
{
throw new OperationCanceledException("Purging product");
}
// Get the files associated with this product.
StackHashFileCollection files = errorIndex.LoadFileList(product);
foreach (StackHashFile file in files)
{
if (this.CurrentTaskState.AbortRequested)
{
throw new OperationCanceledException("Purging file");
}
// Now parse the events one at a time. Instead of getting a list of all the events - use a
// callback to analyze each event. Note this allows for an abort by returning false
// from the callback.
parser.Product = product;
parser.File = file;
parser.SearchCriteriaCollection = new StackHashSearchCriteriaCollection()
{
new StackHashSearchCriteria(
new StackHashSearchOptionCollection()
{
new IntSearchOption(StackHashObjectType.Product, "Id", StackHashSearchOptionType.Equal, product.Id, 0),
new IntSearchOption(StackHashObjectType.File, "Id", StackHashSearchOptionType.Equal, file.Id, 0),
new DateTimeSearchOption(StackHashObjectType.CabInfo, "DateCreatedLocal", StackHashSearchOptionType.LessThanOrEqual, purgeDate, purgeDate),
new IntSearchOption(StackHashObjectType.CabInfo, "Purged", StackHashSearchOptionType.Equal, 0, 0), // 0 is false.
new IntSearchOption(StackHashObjectType.CabInfo, "CabDownloaded", StackHashSearchOptionType.Equal, 1, 0), // 1 is true.
})
};
if (!errorIndex.ParseEvents(product, file, parser))
{
throw new OperationCanceledException("Aborted while purging events");
}
}
}
}
finally
{
parser.ParseEvent -= new EventHandler <ErrorIndexParseEventsEventArgs>(this.processEvent);
}
}
catch (Exception ex)
{
DiagnosticsHelper.LogException(DiagSeverity.Information, "Purge task failed", ex);
LastException = ex;
}
finally
{
StackHashUtilities.SystemInformation.EnableSleep();
SetTaskCompleted(m_TaskParameters.ErrorIndex);
}
}
public bool ParseEvents(StackHashProduct product, StackHashFile file, ErrorIndexEventParser parser)
{
return(true);
}
