// Constructors
/// <summary>
/// Initializes a new instance of this class.
/// </summary>
/// <param name="source">A value for <see cref="UnaryProvider.Source"/>.</param>
/// <param name="algorithm">A value for <see cref="Algorithm"/>.</param>
/// <param name="isInlined">A value for <see cref="IsInlined"/>.</param>
/// <param name="filterDataSource">A value for <see cref="FilterDataSource"/>.</param>
/// <param name="resultColumnName">A value for <see cref="ResultColumnName"/>.</param>
/// <param name="filteredColumns">A value for <see cref="FilteredColumns"/>.</param>
public IncludeProvider(CompilableProvider source, IncludeAlgorithm algorithm, bool isInlined,
Expression <Func <IEnumerable <Tuple> > > filterDataSource, string resultColumnName, IReadOnlyList <int> filteredColumns)
: base(ProviderType.Include, source)
{
ArgumentValidator.EnsureArgumentNotNull(filterDataSource, "filterDataSource");
ArgumentValidator.EnsureArgumentNotNullOrEmpty(resultColumnName, "resultColumnName");
ArgumentValidator.EnsureArgumentNotNull(filteredColumns, "filteredColumns");
Algorithm = algorithm;
IsInlined = isInlined;
FilterDataSource = filterDataSource;
ResultColumnName = resultColumnName;
switch (filteredColumns)
{
case int[] columnArray:
FilteredColumns = Array.AsReadOnly(columnArray);
break;
case List <int> columnList:
FilteredColumns = columnList.AsReadOnly();
break;
default:
FilteredColumns = filteredColumns;
break;
}
Initialize();
}
/// <summary>
/// Checks if <paramref name="source"/> value is contained in the specified list of values.
/// </summary>
/// <typeparam name="T">Type of value to check.</typeparam>
/// <param name="source">Source value.</param>
/// <param name="algorithm">Translation algorithm.</param>
/// <param name="values">List of values to check.</param>
/// <returns><see langword="True"/> if <paramref name="source"/> contains in the list of values, otherwise returns <see langword="false"/>.</returns>
/// <remarks>LINQ translator detects this method and converts it to appropriate <see langword="Contains"/> method.</remarks>
public static bool In <T>(this T source, IncludeAlgorithm algorithm, IEnumerable <T> values)
{
if (values == null)
{
return(false);
}
return(values.Contains(source));
}
// Constructors
/// <summary>
/// Initializes a new instance of this class.
/// </summary>
/// <param name="source">A value for <see cref="UnaryProvider.Source"/>.</param>
/// <param name="algorithm">A value for <see cref="Algorithm"/>.</param>
/// <param name="isInlined">A value for <see cref="IsInlined"/>.</param>
/// <param name="filterDataSource">A value for <see cref="FilterDataSource"/>.</param>
/// <param name="resultColumnName">A value for <see cref="ResultColumnName"/>.</param>
/// <param name="filteredColumns">A value for <see cref="FilteredColumns"/>.</param>
public IncludeProvider(CompilableProvider source, IncludeAlgorithm algorithm, bool isInlined,
Expression <Func <IEnumerable <Tuple> > > filterDataSource, string resultColumnName, int[] filteredColumns)
: base(ProviderType.Include, source)
{
ArgumentValidator.EnsureArgumentNotNull(filterDataSource, "filterDataSource");
ArgumentValidator.EnsureArgumentNotNullOrEmpty(resultColumnName, "resultColumnName");
ArgumentValidator.EnsureArgumentNotNull(filteredColumns, "filteredColumns");
Algorithm = algorithm;
IsInlined = isInlined;
FilterDataSource = filterDataSource;
ResultColumnName = resultColumnName;
this.filteredColumns = filteredColumns.Copy();
Initialize();
}
public static CompilableProvider Include(this CompilableProvider source,
IncludeAlgorithm algorithm, bool isInlined, Expression <Func <IEnumerable <Tuple> > > filterDataSource,
string resultColumnName, int[] filteredColumns)
{
return(new IncludeProvider(source, algorithm, isInlined, filterDataSource, resultColumnName, filteredColumns));
}
public static CompilableProvider Include(this CompilableProvider source,
IncludeAlgorithm algorithm, Expression <Func <ParameterContext, IEnumerable <Tuple> > > filterDataSource,
string resultColumnName, int[] filteredColumns)
{
return(new IncludeProvider(source, algorithm, false, filterDataSource, resultColumnName, filteredColumns));
}
/// <summary>
/// Checks if <paramref name="source"/> value is contained in the specified list of values.
/// </summary>
/// <typeparam name="T">Type of value to check.</typeparam>
/// <param name="source">Source value.</param>
/// <param name="algorithm">Translation algorithm.</param>
/// <param name="values">List of values to check.</param>
/// <returns><see langword="True"/> if <paramref name="source"/> contains in the list of values, otherwise returns <see langword="false"/>.</returns>
/// <remarks>LINQ translator detects this method and converts it to appropriate <see langword="Contains"/> method.</remarks>
public static bool In <T>(this T source, IncludeAlgorithm algorithm, params T[] values)
{
return(In(source, algorithm, (IEnumerable <T>)values));
}
