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Brotli-Builder/BrotliLib/Brotli/Dictionary/Source/MemorySource.cs

29 lines
860 B
C#

using System.IO;
namespace BrotliLib.Brotli.Dictionary.Source{
/// <summary>
/// Reads dictionary words from bytes stored in memory.
/// </summary>
public sealed class MemorySource : IDictionarySource{
private readonly MemoryStream stream;
/// <summary>
/// Initializes the source from a file, which is read once and stored in memory.
/// </summary>
public MemorySource(string filePath){
this.stream = new MemoryStream(File.ReadAllBytes(filePath));
}
public void Dispose(){
stream.Dispose();
}
byte[] IDictionarySource.ReadBytes(int position, int count){
byte[] bytes = new byte[count];
stream.Position = position;
stream.Read(bytes, 0, count);
return bytes;
}
}
}