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120 lines
4.1 KiB
120 lines
4.1 KiB
#Region "Microsoft.VisualBasic::4953a7a21e32f9f3b4218327453c7d55, Parallel\IpcParallel\SocketBuffer\SocketRef.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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' Class SocketRef
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'
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' Properties: address
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'
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' Function: CreateReference, GetSocket, Open, ToString, WriteBuffer
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'
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' Sub: SetSocketPool
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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 Microsoft.VisualBasic.ApplicationServices
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Imports Microsoft.VisualBasic.MIME.application.json.BSON
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Namespace IpcStream
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Public Class SocketRef
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Public Property address As String
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''' <summary>
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''' buffered object is <see cref="ObjectStream"/>
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''' </summary>
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''' <param name="target"></param>
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''' <param name="emit"></param>
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''' <returns></returns>
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Public Shared Function WriteBuffer(target As Object, Optional emit As StreamEmit = Nothing) As SocketRef
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Dim stream As ObjectStream
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Dim ref As SocketRef = CreateReference()
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If emit Is Nothing Then
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stream = New StreamEmit().handleSerialize(target)
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Else
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stream = emit.handleSerialize(target)
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End If
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Using file As Stream = ref.address.Open(FileMode.OpenOrCreate, doClear:=True, [readOnly]:=False)
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Call stream.Serialize(file)
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Call stream.Dispose()
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End Using
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Return ref
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End Function
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Public Function Open() As ObjectStream
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Using file As Stream = address.Open(FileMode.Open, doClear:=False, [readOnly]:=True)
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Return New ObjectStream(file)
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End Using
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End Function
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<MethodImpl(MethodImplOptions.AggressiveInlining)>
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Public Overrides Function ToString() As String
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Return address
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End Function
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Public Shared Function GetSocket(stream As ObjectStream) As SocketRef
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Using file As Stream = stream.openMemoryBuffer
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Return BSONFormat.Load(file).CreateObject(GetType(SocketRef), decodeMetachar:=False)
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End Using
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End Function
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<MethodImpl(MethodImplOptions.AggressiveInlining)>
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Public Shared Function CreateReference() As SocketRef
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Return TempFileSystem.CreateTempFilePath(App.GetVariable("sockets", App.SysTemp), ".sock", App.PID.ToHexString, prefix:="Parallel")
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End Function
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Public Shared Sub SetSocketPool(handle As String)
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Call App.JoinVariable("sockets", handle)
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Call handle.MakeDir
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End Sub
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<MethodImpl(MethodImplOptions.AggressiveInlining)>
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Public Shared Widening Operator CType(ref As String) As SocketRef
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Return New SocketRef With {.address = ref}
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End Operator
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<MethodImpl(MethodImplOptions.AggressiveInlining)>
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Public Shared Narrowing Operator CType(socket As SocketRef) As String
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Return socket.address
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End Operator
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End Class
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End Namespace
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