当不满足解析条件时，请返回Cache，此时会保存CanReadLength的数据
protected override FilterResult Filter<TByteBlock>(
ref TByteBlock byteBlock,
bool beCached,
ref TUnfixedHeaderRequestInfo request,
ref int tempCapacity
)
where TByteBlock : IByteBlock
Protected Overrides Function Filter(Of TByteBlock As IByteBlock) (
ByRef byteBlock As TByteBlock,
beCached As Boolean,
ByRef request As TUnfixedHeaderRequestInfo,
ByRef tempCapacity As Integer
) As FilterResultabstract Filter :
byteBlock : 'TByteBlock byref *
beCached : bool *
request : 'TUnfixedHeaderRequestInfo byref *
tempCapacity : int byref -> FilterResult when 'TByteBlock : IByteBlock
override Filter :
byteBlock : 'TByteBlock byref *
beCached : bool *
request : 'TUnfixedHeaderRequestInfo byref *
tempCapacity : int byref -> FilterResult when 'TByteBlock : IByteBlock[缺少 "M:TouchSocket.Core.CustomUnfixedHeaderDataHandlingAdapter`1.Filter``1(``0@,System.Boolean,`0@,System.Int32@)" 的 <typeparam name="TByteBlock"/> 文档]
[缺少 "M:TouchSocket.Core.CustomUnfixedHeaderDataHandlingAdapter`1.Filter``1(``0@,System.Boolean,`0@,System.Int32@)" 的 <returns> 文档]