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95 lines
2.8 KiB
95 lines
2.8 KiB
#Region "Microsoft.VisualBasic::e8ea3985ba52d2f47bc6f5004d9aa066, Data\BinaryData\BinaryData\XDR\Writing\Writer.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 Writer
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'
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' Constructor: (+1 Overloads) Sub New
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' Sub: Write, WriteFix, WriteOption, WriteVar
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'
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'
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' /********************************************************************************/
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#End Region
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Imports System
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Namespace Xdr
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Public MustInherit Class Writer
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Public ReadOnly ByteWriter As IByteWriter
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Protected Sub New(writer As IByteWriter)
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ByteWriter = writer
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End Sub
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Public Sub Write(Of T)(item As T)
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Try
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CacheWrite(item)
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Catch ex As SystemException
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Throw MapException.WriteOne(GetType(T), ex)
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End Try
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End Sub
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Protected MustOverride Sub CacheWrite(Of T)(item As T)
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Public Sub WriteFix(Of T)(len As UInteger, item As T)
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Try
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CacheWriteFix(len, item)
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Catch ex As SystemException
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Throw MapException.WriteFix(GetType(T), len, ex)
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End Try
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End Sub
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Protected MustOverride Sub CacheWriteFix(Of T)(len As UInteger, item As T)
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Public Sub WriteVar(Of T)(max As UInteger, item As T)
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Try
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CacheWriteVar(max, item)
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Catch ex As SystemException
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Throw MapException.WriteVar(GetType(T), max, ex)
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End Try
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End Sub
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Protected MustOverride Sub CacheWriteVar(Of T)(max As UInteger, item As T)
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Public Sub WriteOption(Of T As Class)(item As T)
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If item Is Nothing Then
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Write(False)
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Else
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Write(True)
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Write(item)
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End If
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End Sub
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End Class
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End Namespace
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