static void Main(string[] args)
{
var mre = new ManualResetEventSlim();
var memoryTask = Task.Run(() =>
{
while (!mre.IsSet)
{
Console.SetCursorPosition(0, 0);
Console.WriteLine($"Process ID: {Environment.ProcessId}");
Console.Write("Working, press any key to stop...");
Console.WriteLine();
GCUtils.PrintInfoAboutLastCycle();
Thread.Sleep(1000);
}
});
var task = Task.Run(() =>
{
var timer = new System.Timers.Timer(500);
timer.Start();
int x = 0;
while (!mre.IsSet)
{
var eventDispatcher = new TimerEventDispatcher(timer);
eventDispatcher.TimerElapsedNow += EventDispatcher_TimerElapsedNow;
if (++x % 2000 == 0)
{
Thread.Sleep(50);
}
}
});
Console.ReadKey();
mre.Set();
Task.WaitAll(task, memoryTask);
Console.WriteLine("OK, bye!");
}
public static void Test()
{
var source = new PropertyChangedEventSource();
var listener = new PropertyChangedEventEventListener();
//Register listener to the source
PropertyChangedEventManager.AddListener(source, listener, nameof(PropertyChangedEventSource.Name));
//change property change and the ReceiveWeakEvent of PropertyChangedEventEventListener method will be called
source.Name = "first name";
//set listener to null so it will be ready for gc
listener = null;
//trigger gc and the listener will be collected.
GCUtils.TriggerGC();
//change property value but the ReceiveWeakEvent of PropertyChangedEventEventListener method will NOT be called
source.Name = "second name";
Console.Read();
}
public static void Test()
{
var eventSource = new CustomEventSource();
var listener = new CustomEventListener();
//add handler listener.HandleEvent to CustomEvent of CustomEventSource
WeakEventManager <CustomEventSource, CustomEventArg> .AddHandler(eventSource, "CustomEvent", listener.HandleEvent);
//trigger event and listener.HandleEvent will be executed
eventSource.Raise("First message");
//set listener to null
listener = null;
//trigger gc and the listener object will be collected.
GCUtils.TriggerGC();
//trigger event and listener.HandleEvent stil will NOT be executed
eventSource.Raise("Second Message");
Console.Read();
}
public static void Test()
{
var eventSource = new CustomEventSource();
var listener = new CustomEventListener();
//register event listener
eventSource.CustomEvent += listener.HandleEvent;
//trigger event and listener.HandleEvent will be executed
eventSource.Raise("First Message from CustomEventSource");
//set listener to null
listener = null;
//trigger gc but the listener object will NOT collected.
GCUtils.TriggerGC();
//trigger event and listener.HandleEvent stil will be executed
eventSource.Raise("Second Message from CustomEventSource");
Console.Read();
}
public static void Test()
{
var eventSource = new CustomEventSource();
var listener = new CustomWeakEventListener();
//add listener for eventSource via CustomizedWeakEventManager
CustomizedWeakEventManager.AddListener(eventSource, listener);
//trigger event and listener.ReceiveWeakEvent will be executed
eventSource.Raise("First message");
//set listener to null
listener = null;
//trigger gc and the listener object will be collected.
GCUtils.TriggerGC();
//trigger event and listener.HandleEvent stil will NOT be executed
eventSource.Raise("Second Message");
Console.Read();
}
/// <summary>
/// Читаем блоки файла для архивации
/// </summary>
/// <param name="filepath">Входной файл</param>
/// <param name="bufferSize">Размер блока</param>
private void ReadForCompress(string filepath, int bufferSize)
{
var fileLength = new FileInfo(filepath).Length;
var availableBytes = fileLength;
while (availableBytes > 0)
{
while (_maxChunks != 0 && InputChunkHolder.Count >= _maxChunks)
{
lock (InputChunkHolder.DequeueWaitObject)
{
Monitor.Wait(InputChunkHolder.DequeueWaitObject);
}
}
while (GCUtils.FreeMemoryMb() < Constants.MinMemoryFreeMb)
{
//Console.WriteLine(GCUtils.FreeMemoryMb()+"Mb left!");
GCUtils.ForceGc();
}
//сколько читать
var readCount = availableBytes < bufferSize
? (int)availableBytes
: bufferSize;
using (var reader =
new BinaryReader(File.Open(filepath, FileMode.Open, FileAccess.Read, FileShare.Read)))
{
reader.BaseStream.Seek(fileLength - availableBytes, SeekOrigin.Begin);
var bytes = reader.ReadBytes(readCount);
InputChunkHolder.Enqueu(new Chunk(ChunksReaded, bytes));
}
//двигаем счётчики
availableBytes -= readCount;
ChunksReaded++;
//Console.WriteLine($"Readed #{ChunksReaded-1}");
}
FileReaded = true;
//Console.WriteLine($"Total chunks {ChunksReaded-1}");
}
public void Start()
{
_isExecuting = true;
while (true)
{
GCUtils.FreeMemoryOptimizer(Constants.MinimalAvailableMemoryInPercentages);
if (!_isExecuting || (_queue.Count() == 0 && _threadPool.Count == 0)) // Stop execution or all tasks done.
{
break;
}
if (_threadPool.Count == _maxThreadsCount) // The whole pool is busy with threads.
{
continue;
}
var task = _queue.Dequeue();
if (task == null) // All tasks from the queue are pulled out.
{
continue;
}
task.TaskDone += (sender, args) => { lock (_lock) _threadPool.Remove(args.Thread); };
_totalTasks++;
var thread = new Thread(() => task.Start())
{
Name = "GZipTask" + _totalTasks, Priority = ThreadPriority.AboveNormal
};
lock (_lock) _threadPool.Add(thread);
thread.Start();
}
_isExecuting = false;
_totalTasks = 0;
}
static void Main(string[] args)
{
var mre = new ManualResetEventSlim();
var memoryTask = Task.Run(() =>
{
while (!mre.IsSet)
{
Console.SetCursorPosition(0, 0);
Console.WriteLine($"Process ID: {Environment.ProcessId}");
Console.Write("Working, press any key to stop...");
Console.WriteLine();
GCUtils.PrintInfoAboutLastCycle();
Thread.Sleep(1000);
}
});
var task = Task.Run(() =>
{
while (!mre.IsSet)
{
//note: PhysicalFileProvider under the hood uses unmanaged resources (see https://github.com/dotnet/runtime/blob/master/src/libraries/System.IO.FileSystem.Watcher/src/System/IO/FileSystemWatcher.Win32.cs#L32)
try
{
var fp = new PhysicalFileProvider(Path.GetTempPath());
fp.Watch("*.*");
}
catch (Exception) { }
}
});
Console.ReadKey();
mre.Set();
Task.WaitAll(task, memoryTask);
Console.WriteLine("OK, bye!");
}
public static StackValue Coerce(StackValue sv, Type targetType, Core core)
{
//@TODO(Jun): FIX ME - abort coersion for default args
if (sv.IsDefaultArgument)
{
return(sv);
}
if (!(
sv.metaData.type == targetType.UID ||
(core.ClassTable.ClassNodes[sv.metaData.type].ConvertibleTo(targetType.UID)) ||
sv.IsArray))
{
core.RuntimeStatus.LogWarning(RuntimeData.WarningID.kConversionNotPossible, ProtoCore.StringConstants.kConvertNonConvertibleTypes);
return(StackValue.Null);
}
//if it's an array
if (sv.IsArray && !targetType.IsIndexable)
{
//This is an array rank reduction
//this may only be performed in recursion and is illegal here
string errorMessage = String.Format(ProtoCore.StringConstants.kConvertArrayToNonArray, core.TypeSystem.GetType(targetType.UID));
core.RuntimeStatus.LogWarning(RuntimeData.WarningID.kConversionNotPossible, errorMessage);
return(StackValue.Null);
}
if (sv.IsArray &&
targetType.IsIndexable)
{
Validity.Assert(sv.IsArray);
//We're being asked to convert an array into an array
//walk over the structure converting each othe elements
var hpe = core.Heap.GetHeapElement(sv);
#if GC_REFERENCE_COUNTING
var isTemporary = hpe.Active && hpe.Refcount == 0;
#else
var isTemporary = false;
#endif
if (targetType.UID == (int)PrimitiveType.kTypeVar && targetType.rank == DSASM.Constants.kArbitraryRank && isTemporary)
{
return(sv);
}
//Validity.Assert(targetType.rank != -1, "Arbitrary rank array conversion not yet implemented {2EAF557F-62DE-48F0-9BFA-F750BBCDF2CB}");
//Decrease level of reductions by one
Type newTargetType = new Type();
newTargetType.UID = targetType.UID;
if (targetType.rank != Constants.kArbitraryRank)
{
newTargetType.rank = targetType.rank - 1;
}
else
{
if (ArrayUtils.GetMaxRankForArray(sv, core) == 1)
{
//Last unpacking
newTargetType.rank = 0;
}
else
{
newTargetType.rank = Constants.kArbitraryRank;
}
}
return(ArrayUtils.CopyArray(sv, newTargetType, core));
}
if (!sv.IsArray && !sv.IsNull &&
targetType.IsIndexable &&
targetType.rank != DSASM.Constants.kArbitraryRank)
{
//We're being asked to promote the value into an array
if (targetType.rank == 1)
{
Type newTargetType = new Type();
newTargetType.UID = targetType.UID;
newTargetType.Name = targetType.Name;
newTargetType.rank = 0;
//Upcast once
StackValue coercedValue = Coerce(sv, newTargetType, core);
GCUtils.GCRetain(coercedValue, core);
StackValue newSv = core.Heap.AllocateArray(new StackValue[] { coercedValue }, null);
return(newSv);
}
else
{
Validity.Assert(targetType.rank > 1, "Target rank should be greater than one for this clause");
Type newTargetType = new Type();
newTargetType.UID = targetType.UID;
newTargetType.Name = targetType.Name;
newTargetType.rank = targetType.rank - 1;
//Upcast once
StackValue coercedValue = Coerce(sv, newTargetType, core);
GCUtils.GCRetain(coercedValue, core);
StackValue newSv = core.Heap.AllocateArray(new StackValue[] { coercedValue }, null);
return(newSv);
}
}
if (sv.IsPointer)
{
StackValue ret = ClassCoerece(sv, targetType, core);
return(ret);
}
//If it's anything other than array, just create a new copy
switch (targetType.UID)
{
case (int)PrimitiveType.kInvalidType:
Validity.Assert(false, "Can't convert invalid type");
break;
case (int)PrimitiveType.kTypeBool:
return(sv.ToBoolean(core));
case (int)PrimitiveType.kTypeChar:
{
StackValue newSV = sv.ShallowClone();
newSV.metaData = new MetaData {
type = (int)PrimitiveType.kTypeChar
};
return(newSV);
}
case (int)PrimitiveType.kTypeDouble:
return(sv.ToDouble());
case (int)PrimitiveType.kTypeFunctionPointer:
if (sv.metaData.type != (int)PrimitiveType.kTypeFunctionPointer)
{
core.RuntimeStatus.LogWarning(RuntimeData.WarningID.kTypeMismatch, ProtoCore.StringConstants.kFailToConverToFunction);
return(StackValue.Null);
}
return(sv);
case (int)PrimitiveType.kTypeHostEntityID:
{
StackValue newSV = sv.ShallowClone();
newSV.metaData = new MetaData {
type = (int)PrimitiveType.kTypeHostEntityID
};
return(newSV);
}
case (int)PrimitiveType.kTypeInt:
{
if (sv.metaData.type == (int)PrimitiveType.kTypeDouble)
{
//TODO(lukechurch): Once the API is improved (MAGN-5174)
//Replace this with a log entry notification
//core.RuntimeStatus.LogWarning(RuntimeData.WarningID.kTypeConvertionCauseInfoLoss, ProtoCore.StringConstants.kConvertDoubleToInt);
}
return(sv.ToInteger());
}
case (int)PrimitiveType.kTypeNull:
{
if (sv.metaData.type != (int)PrimitiveType.kTypeNull)
{
core.RuntimeStatus.LogWarning(RuntimeData.WarningID.kTypeMismatch, ProtoCore.StringConstants.kFailToConverToNull);
return(StackValue.Null);
}
return(sv);
}
case (int)PrimitiveType.kTypePointer:
{
if (sv.metaData.type != (int)PrimitiveType.kTypeNull)
{
core.RuntimeStatus.LogWarning(RuntimeData.WarningID.kTypeMismatch, ProtoCore.StringConstants.kFailToConverToPointer);
return(StackValue.Null);
}
return(sv);
}
case (int)PrimitiveType.kTypeString:
{
StackValue newSV = sv.ShallowClone();
newSV.metaData = new MetaData {
type = (int)PrimitiveType.kTypeString
};
if (sv.metaData.type == (int)PrimitiveType.kTypeChar)
{
char ch = EncodingUtils.ConvertInt64ToCharacter(newSV.opdata);
newSV = StackValue.BuildString(ch.ToString(), core.Heap);
}
return(newSV);
}
case (int)PrimitiveType.kTypeVar:
{
return(sv);
}
case (int)PrimitiveType.kTypeArray:
{
return(ArrayUtils.CopyArray(sv, targetType, core));
}
default:
if (sv.IsNull)
{
return(StackValue.Null);
}
else
{
throw new NotImplementedException("Requested coercion not implemented");
}
}
throw new NotImplementedException("Requested coercion not implemented");
}
public static StackValue Coerce(StackValue sv, Type targetType, Core core)
{
//@TODO(Jun): FIX ME - abort coersion for default args
if (sv.optype == AddressType.DefaultArg)
{
return(sv);
}
if (!(
(int)sv.metaData.type == targetType.UID ||
(core.DSExecutable.classTable.ClassNodes[(int)sv.metaData.type].ConvertibleTo(targetType.UID)) ||
sv.optype == AddressType.ArrayPointer))
{
core.RuntimeStatus.LogWarning(RuntimeData.WarningID.kConversionNotPossible, ProtoCore.RuntimeData.WarningMessage.kConvertNonConvertibleTypes);
return(StackUtils.BuildNull());
}
//if it's an array
if (sv.optype == AddressType.ArrayPointer && !targetType.IsIndexable && targetType.rank != DSASM.Constants.kUndefinedRank)// && targetType.UID != (int)PrimitiveType.kTypeVar)
{
//This is an array rank reduction
//this may only be performed in recursion and is illegal here
string errorMessage = String.Format(ProtoCore.RuntimeData.WarningMessage.kConvertArrayToNonArray, core.TypeSystem.GetType(targetType.UID));
core.RuntimeStatus.LogWarning(RuntimeData.WarningID.kConversionNotPossible, errorMessage);
return(StackUtils.BuildNull());
}
if (sv.optype == AddressType.ArrayPointer && targetType.IsIndexable)
{
Validity.Assert(ArrayUtils.IsArray(sv));
//We're being asked to convert an array into an array
//walk over the structure converting each othe elements
if (targetType.UID == (int)PrimitiveType.kTypeVar && targetType.rank == DSASM.Constants.kArbitraryRank && core.Heap.IsTemporaryPointer(sv))
{
return(sv);
}
HeapElement he = core.Heap.Heaplist[(int)sv.opdata];
StackValue[] newSubSVs = new StackValue[he.VisibleSize];
//Validity.Assert(targetType.rank != -1, "Arbitrary rank array conversion not yet implemented {2EAF557F-62DE-48F0-9BFA-F750BBCDF2CB}");
//Decrease level of reductions by one
Type newTargetType = new Type();
newTargetType.UID = targetType.UID;
if (targetType.rank != ProtoCore.DSASM.Constants.kArbitraryRank)
{
newTargetType.rank = targetType.rank - 1;
newTargetType.IsIndexable = newTargetType.rank > 0;
}
else
{
if (ArrayUtils.GetMaxRankForArray(sv, core) == 1)
{
//Last unpacking
newTargetType.rank = 0;
newTargetType.IsIndexable = false;
}
else
{
newTargetType.rank = ProtoCore.DSASM.Constants.kArbitraryRank;
newTargetType.IsIndexable = true;
}
}
for (int i = 0; i < he.VisibleSize; i++)
{
StackValue coercedValue = Coerce(he.Stack[i], newTargetType, core);
GCUtils.GCRetain(coercedValue, core);
newSubSVs[i] = coercedValue;
}
StackValue newSV = HeapUtils.StoreArray(newSubSVs, core);
return(newSV);
}
if (sv.optype != AddressType.ArrayPointer && sv.optype != AddressType.Null &&
targetType.IsIndexable &&
targetType.rank != DSASM.Constants.kArbitraryRank)
{
//We're being asked to promote the value into an array
if (targetType.rank == 1)
{
Type newTargetType = new Type();
newTargetType.UID = targetType.UID;
newTargetType.IsIndexable = false;
newTargetType.Name = targetType.Name;
newTargetType.rank = 0;
//Upcast once
StackValue coercedValue = Coerce(sv, newTargetType, core);
GCUtils.GCRetain(coercedValue, core);
StackValue newSv = HeapUtils.StoreArray(new StackValue[] { coercedValue }, core);
return(newSv);
}
else
{
Validity.Assert(targetType.rank > 1, "Target rank should be greater than one for this clause");
Type newTargetType = new Type();
newTargetType.UID = targetType.UID;
newTargetType.IsIndexable = true;
newTargetType.Name = targetType.Name;
newTargetType.rank = targetType.rank - 1;
//Upcast once
StackValue coercedValue = Coerce(sv, newTargetType, core);
GCUtils.GCRetain(coercedValue, core);
StackValue newSv = HeapUtils.StoreArray(new StackValue[] { coercedValue }, core);
return(newSv);
}
}
if (sv.optype == AddressType.Pointer)
{
StackValue ret = ClassCoerece(sv, targetType, core);
return(ret);
}
//If it's anything other than array, just create a new copy
switch (targetType.UID)
{
case (int)PrimitiveType.kInvalidType:
Validity.Assert(false, "Can't convert invalid type");
break;
case (int)PrimitiveType.kTypeBool:
return(sv.AsBoolean(core));
case (int)PrimitiveType.kTypeChar:
{
StackValue newSV = sv.ShallowClone();
newSV.metaData = new MetaData {
type = (int)PrimitiveType.kTypeChar
};
return(newSV);
}
case (int)PrimitiveType.kTypeDouble:
return(sv.AsDouble());
case (int)PrimitiveType.kTypeFunctionPointer:
if (sv.metaData.type != (int)PrimitiveType.kTypeFunctionPointer)
{
core.RuntimeStatus.LogWarning(RuntimeData.WarningID.kTypeMismatch, ProtoCore.RuntimeData.WarningMessage.kFailToConverToFunction);
return(StackUtils.BuildNull());
}
return(sv.ShallowClone());
case (int)PrimitiveType.kTypeHostEntityID:
{
StackValue newSV = sv.ShallowClone();
newSV.metaData = new MetaData {
type = (int)PrimitiveType.kTypeHostEntityID
};
return(newSV);
}
case (int)PrimitiveType.kTypeInt:
{
if (sv.metaData.type == (int)PrimitiveType.kTypeDouble)
{
core.RuntimeStatus.LogWarning(RuntimeData.WarningID.kTypeConvertionCauseInfoLoss, ProtoCore.RuntimeData.WarningMessage.kConvertDoubleToInt);
}
return(sv.AsInt());
}
case (int)PrimitiveType.kTypeNull:
{
if (sv.metaData.type != (int)PrimitiveType.kTypeNull)
{
core.RuntimeStatus.LogWarning(RuntimeData.WarningID.kTypeMismatch, ProtoCore.RuntimeData.WarningMessage.kFailToConverToNull);
return(StackUtils.BuildNull());
}
return(sv.ShallowClone());
}
case (int)PrimitiveType.kTypePointer:
{
if (sv.metaData.type != (int)PrimitiveType.kTypeNull)
{
core.RuntimeStatus.LogWarning(RuntimeData.WarningID.kTypeMismatch, ProtoCore.RuntimeData.WarningMessage.kFailToConverToPointer);
return(StackUtils.BuildNull());
}
StackValue ret = sv.ShallowClone();
return(ret);
}
case (int)PrimitiveType.kTypeString:
{
StackValue newSV = sv.ShallowClone();
newSV.metaData = new MetaData {
type = (int)PrimitiveType.kTypeString
};
if (sv.metaData.type == (int)PrimitiveType.kTypeChar)
{
char ch = ProtoCore.Utils.EncodingUtils.ConvertInt64ToCharacter(newSV.opdata);
newSV = StackUtils.BuildString(ch.ToString(), core.Heap);
}
return(newSV);
}
case (int)PrimitiveType.kTypeVar:
{
return(sv);
}
case (int)PrimitiveType.kTypeArray:
{
HeapElement he = core.Heap.Heaplist[(int)sv.opdata];
StackValue[] newSubSVs = new StackValue[he.VisibleSize];
for (int i = 0; i < he.VisibleSize; i++)
{
StackValue coercedValue = Coerce(he.Stack[i], targetType, core);
GCUtils.GCRetain(coercedValue, core);
newSubSVs[i] = coercedValue;
}
StackValue newSV = HeapUtils.StoreArray(newSubSVs, core);
return(newSV);
}
default:
if (sv.optype == AddressType.Null)
{
return(StackUtils.BuildNull());
}
else
{
throw new NotImplementedException("Requested coercion not implemented");
}
}
throw new NotImplementedException("Requested coercion not implemented");
}
/// <summary>
/// Resizes/scales the image data to the specified size and quality
/// Refer: http://www.mindscapehq.com/blog/index.php/2012/02/28/windows-phone-7-working-with-camera-tasks/
/// </summary>
/// <param name="stream">Image stream</param>
/// <param name="width">Target width of the image</param>
/// <param name="height">Target height of the image</param>
/// <param name="quality">Target quality of the image</param>
/// <returns>Formatted image</returns>
private byte[] FormatImage(Stream stream, int width, int height, int quality)
{
WriteableBitmap target = null;
BitmapImage image = null;
try
{
JpegInfo info = ExifReader.ReadJpeg(stream, string.Empty);
byte[] data = null;
int angle = 0;
switch (info.Orientation)
{
case ExifOrientation.TopLeft:
case ExifOrientation.Undefined:
angle = 0;
break;
case ExifOrientation.TopRight:
angle = 90;
break;
case ExifOrientation.BottomRight:
angle = 180;
break;
case ExifOrientation.BottomLeft:
angle = 270;
break;
}
if (angle > 0d)
{
target = RotateStream(stream, angle);
}
if (target == null)
{
stream.Seek(0, SeekOrigin.Begin);
image = new BitmapImage();
image.SetSource(stream);
target = new WriteableBitmap(image);
}
MemoryStream outStream = new MemoryStream();
target.SaveJpeg(outStream,
width,
height,
(int)((PhoneApplicationPage)Mowbly.ActivePhoneApplicationPage).Orientation,
quality);
outStream.Seek(0, SeekOrigin.Begin);
data = ((MemoryStream)outStream).ToArray();
outStream.Close();
outStream.Dispose();
outStream = null;
Logger.Debug("Camera: Formatted image [JPG " + width + "x" + height + ";quality" + quality + "]");
return(data);
}
catch (Exception e)
{
throw e;
}
finally
{
if (image != null)
{
image.UriSource = null;
image = null;
}
target = null;
//outStream ,image,target are eligible for cleanup
GCUtils.DoGC();
}
}
/// <summary>
/// Читаем блоки архива
/// </summary>
/// <param name="filepath">Входной файл</param>
private void ReadForDecompress(string filepath)
{
using (var reader = new BinaryReader(File.Open(filepath, FileMode.Open, FileAccess.Read)))
{
var gzipHeader = Constants.GZipHeader;
var fileLength = new FileInfo(filepath).Length;
var availableBytes = fileLength;
while (availableBytes > 0)
{
while (GCUtils.FreeMemoryMb() < Constants.MinMemoryFreeMb)
{
//Console.WriteLine(GCUtils.FreeMemoryMb() + "Mb left!");
GCUtils.ForceGc();
}
var gzipBlock = new List <byte>();
//Console.WriteLine($"Reading #{ChunksReaded}");
// GZip Заголовок
if (ChunksReaded == 0) // Получаем первый заголовок в файле. В остальных блоках - такой же
{
gzipHeader = reader.ReadBytes(gzipHeader.Length);
availableBytes -= gzipHeader.Length;
}
gzipBlock.AddRange(gzipHeader); //добавляем хидер в блок
// Данные блока архива
var gzipHeaderMatchsCount = 0;
while (availableBytes > 0)
{
while (_maxChunks != 0 && InputChunkHolder.Count >= _maxChunks)
{
lock (InputChunkHolder.DequeueWaitObject)
{
//Console.WriteLine("Waiting for Dq");
Monitor.Wait(InputChunkHolder.DequeueWaitObject);
}
}
var curByte = reader.ReadByte();
gzipBlock.Add(curByte);
availableBytes--;
// Проверяем заголовок следующего блока
if (curByte == gzipHeader[gzipHeaderMatchsCount])
{
gzipHeaderMatchsCount++;
if (gzipHeaderMatchsCount != gzipHeader.Length)
{
continue;
}
gzipBlock.RemoveRange(gzipBlock.Count - gzipHeader.Length,
gzipHeader.Length); // Убираем заголовок следующего блока из текущего
break;
}
gzipHeaderMatchsCount = 0;
}
//отправляем блок на обработку
InputChunkHolder.Enqueu(new Chunk(ChunksReaded, gzipBlock.ToArray()));
//номер блока ++
ChunksReaded++;
//Console.WriteLine($"Readed #{ChunksReaded - 1}");
}
}
FileReaded = true;
//Console.WriteLine($"Total chunks {ChunksReaded - 1}");
}
/// <summary>
/// Начинает процесс обработки файла
/// </summary>
public void Run()
{
var sw = new Stopwatch();
sw.Start();
//Создаем поток чтения
var r = new Reader(0);
_readerThread = new Thread(() => r.Read(_parameters.Operation, _parameters.InputFile, Constants.ChunkSize))
{
Name = "ReaderThread",
Priority = ThreadPriority.AboveNormal
};
//Создаем поток записи
var w = new Writer();
_writerThread = new Thread(() => w.Write(_parameters.OutputFile))
{
Name = "WriterThread",
Priority = ThreadPriority.AboveNormal
};
_memoryCheckThread = new Thread(() => GCUtils.RuntimeCheck(Constants.MinMemoryFreeMb));
_memoryCheckThread.Start();
//Запускаем чтение и запись
_readerThread.Start();
_writerThread.Start();
//Console.WriteLine("Reader and Writer Started");
var totalTasks = 0;
//Пока все не считано и не записано
while (!Writer.FileWrited || !Reader.FileReaded)
{
//проверяем на прерывание
if (_isTerminated)
{
lock (_lock)
{
for (var i = _pool.Count - 1; i >= 0; i--)
{
if (!_pool[i].IsAlive)
{
_pool[i].Abort();
}
_pool.RemoveAt(i);
}
}
break;
}
//Если весь пул занят
lock (_lock)
{
if (_pool.Count == _processorCount)
{
//Проверяем, все ли потоки работают
if (_pool.All(th => th.IsAlive))
{
continue;
}
//Если не все, то убираем отработавшие
for (var i = _pool.Count - 1; i >= 0; i--)
{
if (!_pool[i].IsAlive)
{
_pool.RemoveAt(i);
}
}
}
}
//Когда есть свободные места, создаем новый поток
IWorker worker;
if (_parameters.Operation == OperationCode.Compress)
{
worker = new CompressWorker();
}
else
{
worker = new DecompressWorker();
}
totalTasks++;
var thr = new Thread(() => worker.DoWork())
{
Name = "Worker" + totalTasks,
Priority = ThreadPriority.AboveNormal
};
lock (_lock)
{
_pool.Add(thr);
}
thr.Start();
}
sw.Stop();
MessageSystem.AddMessage(!_isTerminated
? $"Операция выполнена за {sw.Elapsed.TotalSeconds:F2} секунд"
: $"Операция прервана после {sw.Elapsed.TotalSeconds:F2} секунд");
}
