public void Reload(IWrapper wrapper,
IMetaDataHasher hasher,
PerformanceProfiles profile)
{
CancellationTokenSource cancelRefresh = new CancellationTokenSource();
var reloader = Refresh(wrapper, cancelRefresh.Token, profile);
Reload(wrapper, hasher, reloader, cancelRefresh, false);
}
public void ReloadMemory(IWrapper wrapper,
IMetaDataHasher hasher,
PerformanceProfiles profile)
{
var masterData = File.ReadAllBytes(
wrapper.GetEngine().GetDataFileMetaData().DataFilePath);
CancellationTokenSource cancelRefresh = new CancellationTokenSource();
var reloader = RefreshInMemory(wrapper, masterData, cancelRefresh.Token, profile);
Reload(wrapper, hasher, reloader, cancelRefresh, true);
}
private IList <Task <HashTaskResult> > StartHashingTasks(
int taskCount,
bool inMemory,
IWrapper wrapper,
IMetaDataHasher hasher)
{
var tasks = new List <Task <HashTaskResult> >();
while (tasks.Count < taskCount)
{
tasks.Add(HashData(tasks.Count * HashTaskDelay(inMemory), inMemory, wrapper, hasher));
}
return(tasks);
}
private void Reload(IWrapper wrapper,
IMetaDataHasher hasher,
Task <List <RefreshResult> > reloader,
CancellationTokenSource cancelRefresh,
bool inMemory)
{
IList <Task <HashTaskResult> > tasks = StartHashingTasks(
HashTaskCount,
inMemory,
wrapper,
hasher);
HashTaskResult[] hashes = Task.WhenAll(tasks).Result;
cancelRefresh.Cancel();
var refreshResults = reloader.Result;
Console.WriteLine($"Refreshed the dataset {refreshResults.Count} times.");
ValidateResults(HashTaskCount, hashes, refreshResults);
}
private async Task <HashTaskResult> HashData(
int delayMs,
bool inMemory,
IWrapper wrapper,
IMetaDataHasher hasher)
{
DateTime start = DateTime.UtcNow;
await Task.Delay(delayMs);
int taskId = delayMs / HashTaskDelay(inMemory);
Console.WriteLine($"Hash task '{taskId}' started.");
Interlocked.Increment(ref _hashTasksActive);
int hash = 0;
try
{
hash = hasher.HashProperties(hash, wrapper);
hash = hasher.HashValues(hash, wrapper);
hash = hasher.HashComponents(hash, wrapper);
hash = hasher.HashProfiles(hash, wrapper);
}
finally
{
Interlocked.Decrement(ref _hashTasksActive);
}
Console.WriteLine($"Hash task '{taskId}' finished with hash value '{hash}'.");
return(new HashTaskResult()
{
HashValue = hash,
StartTime = start,
FinishTime = DateTime.UtcNow
});
}
