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f288bee294
* Make nullable warnings a per file opt-in * Remove unneeded compiler directives * Remove compiler directive for User Data
47 lines
1.7 KiB
C#
47 lines
1.7 KiB
C#
//
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// Copyright (c) Microsoft. All rights reserved.
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// Licensed under the MIT license. See LICENSE file in the project root for full license information.
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//
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#nullable disable
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using Microsoft.SqlTools.ServiceLayer.QueryExecution.Contracts;
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namespace Microsoft.SqlTools.ServiceLayer.QueryExecution.DataStorage
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{
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/// <summary>
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/// Represents a value returned from a read from a file stream. This is used to eliminate ref
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/// parameters used in the read methods.
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/// </summary>
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public struct FileStreamReadResult
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{
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/// <summary>
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/// The total length in bytes of the value, (including the bytes used to store the length
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/// of the value)
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/// </summary>
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/// <remarks>
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/// Cell values are stored such that the length of the value is stored first, then the
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/// value itself is stored. Eg, a string may be stored as 0x03 0x6C 0x6F 0x6C. Under this
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/// system, the value would be "lol", the length would be 3, and the total length would be
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/// 4 bytes.
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/// </remarks>
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public int TotalLength { get; set; }
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/// <summary>
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/// Value of the cell
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/// </summary>
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public DbCellValue Value { get; set; }
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/// <summary>
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/// Constructs a new FileStreamReadResult
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/// </summary>
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/// <param name="value">The value of the result, ready for consumption by a client</param>
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/// <param name="totalLength">The number of bytes for the used to store the value's length and value</param>s
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public FileStreamReadResult(DbCellValue value, int totalLength)
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{
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Value = value;
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TotalLength = totalLength;
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}
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}
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}
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