85 lines
3.1 KiB
VB.net
85 lines
3.1 KiB
VB.net
#Region "Microsoft.VisualBasic::aa9a6c158df2b0f6ff46e52ef7b79e28, Microsoft.VisualBasic.Core\ApplicationServices\Parallel\MMFProtocol\WorkFlow.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 WorkFlow
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'
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' Function: FolkProc
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'
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'
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' /********************************************************************************/
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#End Region
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Imports System.Runtime.CompilerServices
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Imports Microsoft.VisualBasic.CommandLine
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Imports Microsoft.VisualBasic.Parallel.MMFProtocol.MapStream
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Imports Microsoft.VisualBasic.SecurityString
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Namespace Parallel.MMFProtocol
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Public Module WorkFlow
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Const map As String = "/std_map"
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''' <summary>
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''' 创建出一个子进程，然后按照命令行参数<paramref name="CLI"/>执行制定的命令，同时通过内存映射传递复杂参数，最后结束后通过内存映射传递回数据
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''' 主要是通过内存映射减少数据IO的时间，加快计算流程
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''' </summary>
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''' <typeparam name="TIn"></typeparam>
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''' <typeparam name="TOut"></typeparam>
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''' <param name="exe"></param>
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''' <param name="CLI"></param>
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''' <param name="[in]"></param>
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''' <param name="writer"></param>
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''' <param name="reader"></param>
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''' <returns></returns>
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<Extension>
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Public Function FolkProc(Of TIn, TOut)(exe As String,
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CLI As String,
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[in] As TIn,
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writer As Func(Of TIn, Byte()),
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reader As Func(Of Byte(), TOut)) As TOut
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Dim data As Byte() = writer([in])
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Dim uid As String = (Now.ToString & [in].ToString & CLI).GetMd5Hash
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Dim socket As New MSWriter(uid, data.Length + 1024)
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CLI = CLI & $" {map} {uid}"
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socket.WriteStream(data)
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Dim IO As New IORedirectFile(exe, CLI)
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Call IO.Run()
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data = socket.Read.byteData
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Dim obj As TOut = reader(data)
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Return obj
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End Function
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End Module
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End Namespace
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