privatize windowUpdateManager

ref #60

session.go

@@ -50,7 +50,7 @@ type Session struct {
 	sentPacketHandler     ackhandler.SentPacketHandler
 	receivedPacketHandler ackhandler.ReceivedPacketHandler
 	stopWaitingManager    ackhandler.StopWaitingManager
-	windowUpdateManager   *WindowUpdateManager
+	windowUpdateManager   *windowUpdateManager
 
 	unpacker *packetUnpacker
 	packer   *packetPacker
@@ -87,7 +87,7 @@ func NewSession(conn connection, v protocol.VersionNumber, connectionID protocol
 		sentPacketHandler:           ackhandler.NewSentPacketHandler(stopWaitingManager),
 		receivedPacketHandler:       ackhandler.NewReceivedPacketHandler(),
 		stopWaitingManager:          stopWaitingManager,
-		windowUpdateManager:         NewWindowUpdateManager(),
+		windowUpdateManager:         newWindowUpdateManager(),
 		receivedPackets:             make(chan receivedPacket, 1000), // TODO: What if server receives many packets and connection is already closed?!
 		closeChan:                   make(chan struct{}, 1),
 		sendingScheduled:            make(chan struct{}, 1),

window_update_manager.go

@@ -12,21 +12,21 @@ type windowUpdateItem struct {
 	Counter uint8
 }
 
-// WindowUpdateManager manages window update frames for receiving data
-type WindowUpdateManager struct {
+// windowUpdateManager manages window update frames for receiving data
+type windowUpdateManager struct {
 	streamOffsets map[protocol.StreamID]*windowUpdateItem
 	mutex         sync.RWMutex
 }
 
-// NewWindowUpdateManager returns a new WindowUpdateManager
-func NewWindowUpdateManager() *WindowUpdateManager {
-	return &WindowUpdateManager{
+// newWindowUpdateManager returns a new windowUpdateManager
+func newWindowUpdateManager() *windowUpdateManager {
+	return &windowUpdateManager{
 		streamOffsets: make(map[protocol.StreamID]*windowUpdateItem),
 	}
 }
 
 // SetStreamOffset sets an offset for a stream
-func (m *WindowUpdateManager) SetStreamOffset(streamID protocol.StreamID, n protocol.ByteCount) {
+func (m *windowUpdateManager) SetStreamOffset(streamID protocol.StreamID, n protocol.ByteCount) {
 	m.mutex.Lock()
 	defer m.mutex.Unlock()
 
@@ -43,7 +43,7 @@ func (m *WindowUpdateManager) SetStreamOffset(streamID protocol.StreamID, n prot
 }
 
 // GetWindowUpdateFrames gets all the WindowUpdate frames that need to be sent
-func (m *WindowUpdateManager) GetWindowUpdateFrames() []*frames.WindowUpdateFrame {
+func (m *windowUpdateManager) GetWindowUpdateFrames() []*frames.WindowUpdateFrame {
 	m.mutex.RLock()
 	defer m.mutex.RUnlock()
 

window_update_manager_test.go

@@ -8,10 +8,10 @@ import (
 )
 
 var _ = Describe("WindowUpdateManager", func() {
-	var wum *WindowUpdateManager
+	var wum *windowUpdateManager
 
 	BeforeEach(func() {
-		wum = NewWindowUpdateManager()
+		wum = newWindowUpdateManager()
 	})
 
 	Context("queueing new window updates", func() {