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Copy pathIWmiQueryable.cs
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45 lines (44 loc) · 1.66 KB
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namespace BytecodeApi.Wmi;
/// <summary>
/// Provides functionality to evaluate queries against WMI classes.
/// </summary>
public interface IWmiQueryable
{
/// <summary>
/// Specifies what columns to read from the WMI class. By default, all columns are read.
/// </summary>
/// <param name="columns">A <see cref="string" />[] specifying what columns to read from the WMI class.</param>
/// <returns>
/// The query with the additional SELECT statement.
/// </returns>
IWmiQueryable Select(params string[] columns);
/// <summary>
/// Specifies a filter condition for the WMI WHERE clause.
/// </summary>
/// <param name="condition">A statement for the WMI WHERE clause.</param>
/// <returns>
/// The query with the additional WHERE statement.
/// </returns>
IWmiQueryable Where(string condition);
/// <summary>
/// Executes this query and reads the contents from the WMI class.
/// </summary>
/// <returns>
/// A new <see cref="WmiObject" />[] with the contents from the WMI class.
/// </returns>
WmiObject[] ToArray();
/// <summary>
/// Executes this query and reads the first element from the WMI class.
/// </summary>
/// <returns>
/// A new <see cref="WmiObject" /> with the first element from the WMI class.
/// </returns>
WmiObject First();
/// <summary>
/// Executes this query and reads the first element from the WMI class, and returns <see langword="null" />, if the query returned no elements.
/// </summary>
/// <returns>
/// A new <see cref="WmiObject" /> with the first element from the WMI class, or <see langword="null" />, if the query returned no elements.
/// </returns>
WmiObject? FirstOrDefault();
}