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134 lines
3.9 KiB
134 lines
3.9 KiB
#Region "Microsoft.VisualBasic::b1d9219c7028e6a767f8b71ad4db5f8f, Parallel\IpcParallel\IDelegate.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 IDelegate
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'
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' Properties: filepath, name, type
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'
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' Constructor: (+3 Overloads) Sub New
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' Function: GetMethod, GetMethodTarget, provideType, ToString
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'
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' /********************************************************************************/
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#End Region
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Imports System.Reflection
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Imports Microsoft.VisualBasic.Scripting.SymbolBuilder
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#If netcore5 = 1 Then
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Imports Microsoft.VisualBasic.ApplicationServices.Development.NetCore5
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#End If
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Imports TypeInfo = Microsoft.VisualBasic.Scripting.MetaData.TypeInfo
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''' <summary>
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''' remote method handler
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''' </summary>
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Public Class IDelegate
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''' <summary>
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''' the function name
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''' </summary>
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''' <returns></returns>
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Public Property name As String
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Public Property type As TypeInfo
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''' <summary>
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''' the absolute path of the assembly module file that contains target delegate
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''' </summary>
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''' <returns></returns>
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Public Property filepath As String
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Sub New()
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End Sub
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''' <summary>
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'''
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''' </summary>
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''' <param name="target">
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''' The name of this target method should be unique!
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''' </param>
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Sub New(target As MethodInfo)
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type = New TypeInfo(target.DeclaringType)
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name = target.Name
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filepath = target.DeclaringType.Assembly.Location
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End Sub
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Sub New(target As [Delegate])
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Call Me.New(target.Method)
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End Sub
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''' <summary>
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''' is static or instance method?
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''' </summary>
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''' <returns></returns>
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Public Function GetMethodTarget() As Object
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Dim type As Type = provideType()
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If VBLanguage.IsValidVBSymbolName(name) Then
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Return Nothing
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Else
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Return Activator.CreateInstance(type)
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End If
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End Function
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Private Function provideType() As Type
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Return type.GetType(knownFirst:=True, searchPath:={filepath})
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End Function
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Public Function GetMethod() As MethodInfo
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Dim type As Type = provideType()
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#If netcore5 = 1 Then
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Call deps.TryHandleNetCore5AssemblyBugs(package:=type)
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#End If
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If Not VBLanguage.IsValidVBSymbolName(name) Then
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For Each method As MethodInfo In CType(type, System.Reflection.TypeInfo).DeclaredMethods
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If (Not method.IsStatic) AndAlso method.Name = name Then
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Return method
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End If
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Next
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Else
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For Each method As MethodInfo In CType(type, System.Reflection.TypeInfo).DeclaredMethods
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If method.IsStatic AndAlso method.Name = name Then
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Return method
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End If
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Next
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End If
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Return Nothing
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End Function
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Public Overrides Function ToString() As String
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Return $"{type}::{name}"
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End Function
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End Class
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