48 lines
1.3 KiB
C#
48 lines
1.3 KiB
C#
using System;
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using System.IO;
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internal class LargeStreamResult : Stream
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{
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private long _position = 0;
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private const long _length = 8L * 1024L * 1024L * 1024L; // 8 GB
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public override bool CanRead => true;
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public override bool CanSeek => true;
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public override bool CanWrite => false;
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public override long Length => _length;
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public override long Position { get => _position; set => _position = value; }
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public override void Flush() { }
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public override int Read(byte[] buffer, int offset, int count)
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{
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int bytesToRead = (int)Math.Min(count, _length - _position);
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if (bytesToRead <= 0)
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return 0;
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_position += bytesToRead;
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return bytesToRead;
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}
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public override long Seek(long offset, SeekOrigin origin)
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{
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switch (origin)
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{
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case SeekOrigin.Begin:
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_position = offset;
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break;
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case SeekOrigin.Current:
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_position += offset;
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break;
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case SeekOrigin.End:
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_position = _length + offset;
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break;
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}
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return _position;
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}
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public override void SetLength(long value) { }
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public override void Write(byte[] buffer, int offset, int count) { }
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}
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