void FDirectoryWatcherWindows::Tick( float DeltaSeconds )
{
TArray<HANDLE> DirectoryHandles;
TMap<FString, FDirectoryWatchRequestWindows*> InvalidRequestsToDelete;
// Find all handles to listen to and invalid requests to delete
for (TMap<FString, FDirectoryWatchRequestWindows*>::TConstIterator RequestIt(RequestMap); RequestIt; ++RequestIt)
{
if ( RequestIt.Value()->IsPendingDelete() )
{
InvalidRequestsToDelete.Add(RequestIt.Key(), RequestIt.Value());
}
else
{
DirectoryHandles.Add(RequestIt.Value()->GetDirectoryHandle());
}
}
// Remove all invalid requests from the request map and add them to the pending delete list so they will be deleted below
for (TMap<FString, FDirectoryWatchRequestWindows*>::TConstIterator RequestIt(InvalidRequestsToDelete); RequestIt; ++RequestIt)
{
RequestMap.Remove(RequestIt.Key());
RequestsPendingDelete.AddUnique(RequestIt.Value());
}
// Trigger any file changed delegates that are queued up
if ( DirectoryHandles.Num() > 0 )
{
MsgWaitForMultipleObjectsEx(DirectoryHandles.Num(), DirectoryHandles.GetData(), 0, QS_ALLEVENTS, MWMO_ALERTABLE);
}
// Delete any stale or invalid requests
for ( int32 RequestIdx = RequestsPendingDelete.Num() - 1; RequestIdx >= 0; --RequestIdx )
{
FDirectoryWatchRequestWindows* Request = RequestsPendingDelete[RequestIdx];
if ( Request->IsPendingDelete() )
{
// This request is safe to delete. Delete and remove it from the list
delete Request;
NumRequests--;
RequestsPendingDelete.RemoveAt(RequestIdx);
}
}
// Finally, trigger any file change notification delegates
for (TMap<FString, FDirectoryWatchRequestWindows*>::TConstIterator RequestIt(RequestMap); RequestIt; ++RequestIt)
{
RequestIt.Value()->ProcessPendingNotifications();
}
}
// Generic method implementing fake blocking call requests
int RequestBlockingCall(int callerFrameworkId,
int producerBindKey,
int requestId,
unsigned int & streamSize,
uvm_ml_stream_t stream,
bool & useTrueBlocking,
uvm_ml_time_unit & timeUnit,
double & timeValue,
unsigned int * respstreamSize = NULL,
uvm_ml_stream_t respstream = NULL,
uvm_ml_time * delay = NULL)
{
BpConnectionClass * provider = BpInterconnect::GetSingleProvider(callerFrameworkId, producerBindKey);
// Meantime implemented only the preepmptive blocking call
assert (BpInterconnect::FrameworksCompatibleBlocking(*BpInterconnect::GetFramework(callerFrameworkId), *(provider->GetFrmw())));
// TBD: issue a proper error
if (BpInterconnect::GetFramework(callerFrameworkId)->SupportsTrueBlocking() && provider->GetFrmw()->SupportsTrueBlocking())
{
useTrueBlocking = true;
return DoIt(*provider, streamSize, stream, respstreamSize, respstream, delay, timeUnit, timeValue);
}
else
{
useTrueBlocking = false;
return RequestIt(*provider, requestId, callerFrameworkId, streamSize, stream, respstreamSize, respstream, delay, timeUnit, timeValue);
}
}
FDirectoryWatcherLinux::~FDirectoryWatcherLinux()
{
#if WITH_DIRECTORY_WATCHER
if (RequestMap.Num() != 0)
{
// Delete any remaining requests here. These requests are likely from modules which are still loaded at the time that this module unloads.
for (TMap<FString, FDirectoryWatchRequestLinux*>::TConstIterator RequestIt(RequestMap); RequestIt; ++RequestIt)
{
if (ensure(RequestIt.Value()))
{
delete RequestIt.Value();
NumRequests--;
}
}
RequestMap.Empty();
}
if (RequestsPendingDelete.Num() != 0)
{
for (int32 RequestIdx = 0; RequestIdx < RequestsPendingDelete.Num(); ++RequestIdx)
{
delete RequestsPendingDelete[RequestIdx];
NumRequests--;
}
}
#endif // WITH_DIRECTORY_WATCHER
// Make sure every request that was created is destroyed
ensure(NumRequests == 0);
}
FDirectoryWatcherWindows::~FDirectoryWatcherWindows()
{
if ( RequestMap.Num() != 0 )
{
// Delete any remaining requests here. These requests are likely from modules which are still loaded at the time that this module unloads.
for (TMap<FString, FDirectoryWatchRequestWindows*>::TConstIterator RequestIt(RequestMap); RequestIt; ++RequestIt)
{
if ( ensure(RequestIt.Value()) )
{
// make sure we end the watch request, as we may get a callback if a request is in flight
RequestIt.Value()->EndWatchRequest();
delete RequestIt.Value();
NumRequests--;
}
}
RequestMap.Empty();
}
if ( RequestsPendingDelete.Num() != 0 )
{
for ( int32 RequestIdx = 0; RequestIdx < RequestsPendingDelete.Num(); ++RequestIdx )
{
delete RequestsPendingDelete[RequestIdx];
NumRequests--;
}
}
// Make sure every request that was created is destroyed
ensure(NumRequests == 0);
}
void FDirectoryWatcherMac::Tick( float DeltaSeconds )
{
// Delete unregistered requests
for ( int32 RequestIdx = RequestsPendingDelete.Num() - 1; RequestIdx >= 0; --RequestIdx )
{
FDirectoryWatchRequestMac* Request = RequestsPendingDelete[RequestIdx];
delete Request;
NumRequests--;
RequestsPendingDelete.RemoveAt(RequestIdx);
}
// Trigger any file change notification delegates
for (TMap<FString, FDirectoryWatchRequestMac*>::TConstIterator RequestIt(RequestMap); RequestIt; ++RequestIt)
{
RequestIt.Value()->ProcessPendingNotifications();
}
}
