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Refactored a few for WebSocketFrame.cs, use the Ext.EmptyByteArray field

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sta 2015-05-20 17:47:41 +09:00
parent d2ad08d88a
commit b57d0dad7a
1 changed files with 16 additions and 18 deletions
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14
websocket-sharp/WebSocketFrame.cs
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@ -38,7 +38,6 @@ namespace WebSocketSharp
{ {
#region Private Fields #region Private Fields
private static readonly byte[] _emptyBytes;
private byte[] _extPayloadLength; private byte[] _extPayloadLength;
private Fin _fin; private Fin _fin;
private Mask _mask; private Mask _mask;
@ -63,7 +62,6 @@ namespace WebSocketSharp
static WebSocketFrame () static WebSocketFrame ()
{ {
EmptyUnmaskPingBytes = CreatePingFrame (false).ToByteArray (); EmptyUnmaskPingBytes = CreatePingFrame (false).ToByteArray ();
_emptyBytes = new byte[0];
} }
#endregion #endregion
@ -100,7 +98,7 @@ namespace WebSocketSharp
var len = payloadData.Length; var len = payloadData.Length;
if (len < 126) { if (len < 126) {
_payloadLength = (byte) len; _payloadLength = (byte) len;
_extPayloadLength = _emptyBytes; _extPayloadLength = Ext.EmptyByteArray;
} }
else if (len < 0x010000) { else if (len < 0x010000) {
_payloadLength = (byte) 126; _payloadLength = (byte) 126;
@ -118,7 +116,7 @@ namespace WebSocketSharp
} }
else { else {
_mask = Mask.Unmask; _mask = Mask.Unmask;
_maskingKey = _emptyBytes; _maskingKey = Ext.EmptyByteArray;
} }
_payloadData = payloadData; _payloadData = payloadData;
@ -464,7 +462,7 @@ Extended Payload Length: {7}
/* Extended Payload Length */ /* Extended Payload Length */
var size = payloadLen < 126 ? 0 : (payloadLen == 126 ? 2 : 8); var size = payloadLen < 126 ? 0 : (payloadLen == 126 ? 2 : 8);
var extPayloadLen = size > 0 ? stream.ReadBytes (size) : _emptyBytes; var extPayloadLen = size > 0 ? stream.ReadBytes (size) : Ext.EmptyByteArray;
if (size > 0 && extPayloadLen.Length != size) if (size > 0 && extPayloadLen.Length != size)
throw new WebSocketException ( throw new WebSocketException (
"The 'Extended Payload Length' of a frame cannot be read from the data source."); "The 'Extended Payload Length' of a frame cannot be read from the data source.");
@ -474,7 +472,7 @@ Extended Payload Length: {7}
/* Masking Key */ /* Masking Key */
var masked = mask == Mask.Mask; var masked = mask == Mask.Mask;
var maskingKey = masked ? stream.ReadBytes (4) : _emptyBytes; var maskingKey = masked ? stream.ReadBytes (4) : Ext.EmptyByteArray;
if (masked && maskingKey.Length != 4) if (masked && maskingKey.Length != 4)
throw new WebSocketException ( throw new WebSocketException (
"The 'Masking Key' of a frame cannot be read from the data source."); "The 'Masking Key' of a frame cannot be read from the data source.");
@ -506,7 +504,7 @@ Extended Payload Length: {7}
"The 'Payload Data' of a frame cannot be read from the data source."); "The 'Payload Data' of a frame cannot be read from the data source.");
} }
else { else {
data = _emptyBytes; data = Ext.EmptyByteArray;
} }
frame._payloadData = new PayloadData (data, masked); frame._payloadData = new PayloadData (data, masked);
@ -580,7 +578,7 @@ Extended Payload Length: {7}
_mask = Mask.Unmask; _mask = Mask.Unmask;
_payloadData.Mask (_maskingKey); _payloadData.Mask (_maskingKey);
_maskingKey = _emptyBytes; _maskingKey = Ext.EmptyByteArray;
} }
#endregion #endregion