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133 lines
5.2 KiB
133 lines
5.2 KiB
#Region "Microsoft.VisualBasic::c6e6247f6098762da08eeb3f591caf27, Parallel\IpcParallel\Stream\EmitHandler.vb"
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' Author:
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'
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' asuka (amethyst.asuka@gcmodeller.org)
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' xie (genetics@smrucc.org)
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' xieguigang (xie.guigang@live.com)
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'
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' Copyright (c) 2018 GPL3 Licensed
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'
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'
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' GNU GENERAL PUBLIC LICENSE (GPL3)
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'
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'
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' This program is free software: you can redistribute it and/or modify
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' it under the terms of the GNU General Public License as published by
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' the Free Software Foundation, either version 3 of the License, or
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' (at your option) any later version.
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'
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' This program is distributed in the hope that it will be useful,
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' but WITHOUT ANY WARRANTY; without even the implied warranty of
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' MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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' GNU General Public License for more details.
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'
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' You should have received a copy of the GNU General Public License
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' along with this program. If not, see <http://www.gnu.org/licenses/>.
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' /********************************************************************************/
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' Summaries:
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' Module EmitHandler
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'
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'
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' Delegate Function
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'
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'
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' Delegate Function
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'
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' Function: PopulatePrimitiveHandles, PopulatePrimitiveParsers, readAllBytes, (+2 Overloads) stringBuffer
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'
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'
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'
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'
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'
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' /********************************************************************************/
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#End Region
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Imports System.IO
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Imports System.Runtime.CompilerServices
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Imports System.Text
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Imports Microsoft.VisualBasic.ValueTypes
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Namespace IpcStream
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Module EmitHandler
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Public Delegate Function toBuffer(obj As Object) As Stream
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Public Delegate Function loadBuffer(buf As Stream) As Object
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Sub New()
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Call RegisterDiagnoseBuffer()
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End Sub
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Public Iterator Function PopulatePrimitiveHandles() As IEnumerable(Of (target As Type, emit As toBuffer))
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Yield (GetType(Integer), Function(i) New MemoryStream(BitConverter.GetBytes(DirectCast(i, Integer))))
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Yield (GetType(UInteger), Function(i) New MemoryStream(BitConverter.GetBytes(DirectCast(i, UInteger))))
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Yield (GetType(Long), Function(l) New MemoryStream(BitConverter.GetBytes(DirectCast(l, Long))))
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Yield (GetType(ULong), Function(l) New MemoryStream(BitConverter.GetBytes(DirectCast(l, ULong))))
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Yield (GetType(Single), Function(f) New MemoryStream(BitConverter.GetBytes(DirectCast(f, Single))))
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Yield (GetType(Double), Function(d) New MemoryStream(BitConverter.GetBytes(DirectCast(d, Double))))
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Yield (GetType(UShort), Function(s) New MemoryStream(BitConverter.GetBytes(DirectCast(s, UShort))))
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Yield (GetType(Boolean), Function(b) New MemoryStream(New Byte() {If(DirectCast(b, Boolean), 1, 0)}))
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Yield (GetType(String), AddressOf stringBuffer)
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Yield (GetType(Char), Function(c) New MemoryStream(BitConverter.GetBytes(AscW(DirectCast(c, Char)))))
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Yield (GetType(Byte), Function(b) New MemoryStream({DirectCast(b, Byte)}))
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Yield (GetType(Date), Function(d) New MemoryStream(BitConverter.GetBytes(DirectCast(d, Date).UnixTimeStamp)))
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End Function
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Private Function stringBuffer(s As Object) As Stream
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Dim bytes As Byte() = Encoding.UTF8.GetBytes(DirectCast(s, String))
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Dim ms As New MemoryStream(bytes)
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Return ms
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End Function
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Private Function stringBuffer(s As Stream) As Object
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Dim bytes As Byte() = s.readAllBytes
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Dim str As String = Encoding.UTF8.GetString(bytes)
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Return str
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End Function
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Public Iterator Function PopulatePrimitiveParsers() As IEnumerable(Of (target As Type, emit As loadBuffer))
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Yield (GetType(Integer), Function(i) BitConverter.ToInt32(i.readAllBytes, Scan0))
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Yield (GetType(UInteger), Function(i) BitConverter.ToUInt32(i.readAllBytes, Scan0))
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Yield (GetType(Long), Function(l) BitConverter.ToInt64(l.readAllBytes, Scan0))
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Yield (GetType(ULong), Function(l) BitConverter.ToUInt64(l.readAllBytes, Scan0))
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Yield (GetType(Single), Function(f) BitConverter.ToSingle(f.readAllBytes, Scan0))
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Yield (GetType(Double), Function(d) BitConverter.ToDouble(d.readAllBytes, Scan0))
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Yield (GetType(Short), Function(s) BitConverter.ToInt16(s.readAllBytes, Scan0))
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Yield (GetType(UShort), Function(s) BitConverter.ToUInt16(s.readAllBytes, Scan0))
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Yield (GetType(Boolean), Function(b) b.readAllBytes()(Scan0) <> 0)
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Yield (GetType(String), AddressOf stringBuffer)
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Yield (GetType(Char), Function(c) ChrW(BitConverter.ToInt32(c.readAllBytes, Scan0)))
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Yield (GetType(Byte), Function(b) b.readAllBytes()(Scan0))
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Yield (GetType(Date), Function(d) FromUnixTimeStamp(BitConverter.ToDouble(d.readAllBytes, Scan0)))
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End Function
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<Extension>
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Private Function readAllBytes(buf As Stream) As Byte()
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Dim sizeOf As Integer = buf.Length
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Dim bytes As Byte() = New Byte(sizeOf - 1) {}
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Call buf.Read(bytes, Scan0, sizeOf)
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Return bytes
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End Function
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End Module
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End Namespace
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