90 lines
3.1 KiB
C#
90 lines
3.1 KiB
C#
//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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// file="ExpReader.cs"
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// Project: StgSharp
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// AuthorGroup: Nitload Space
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// Copyright (c) Nitload Space. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the “Software”), to deal in the Software without restriction,
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// including without limitation the rights to use, copy, modify, merge,
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// publish, distribute, sublicense, and/or sell copies of the Software,
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// and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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//
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// The above copyright notice and
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// this permission notice shall be included in all copies
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// or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED “AS IS”,
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// WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH
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// THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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using Microsoft.CodeAnalysis.CSharp.Syntax;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.IO.MemoryMappedFiles;
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using System.Text;
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namespace StgSgharp.Generator.Expression
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{
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internal class ExpFileReader:IDisposable
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{
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private FileStream _expFileStream;
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private MemoryMappedFile _expMemoryMappedFile;
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private bool disposedValue;
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public ExpFileReader( string path )
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{
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if( !File.Exists( path ) ) {
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throw new FileNotFoundException();
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}
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_expFileStream = new FileStream(
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path, FileMode.Open, FileAccess.Read );
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_expMemoryMappedFile = MemoryMappedFile.CreateFromFile(
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_expFileStream, null, 0, MemoryMappedFileAccess.Read,
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HandleInheritability.None, true );
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}
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protected virtual void Dispose(bool disposing)
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{
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if (!disposedValue)
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{
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if (disposing)
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{
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_expFileStream.Dispose();
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_expMemoryMappedFile.Dispose();
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}
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disposedValue = true;
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}
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}
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// ~ExpFileReader()
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// {
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// Dispose(disposing: false);
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// }
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public void Dispose()
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{
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Dispose(disposing: true);
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GC.SuppressFinalize(this);
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}
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public MemoryMappedViewStream CreateMemoryStram()
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{
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return _expMemoryMappedFile.CreateViewStream();
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}
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}
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}
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