/// <summary>
/// Initializes a new instance of the <see cref="QueryHost{T}"/> class.
/// </summary>
/// <param name="expression">The <see cref="System.Linq.Expressions.Expression"/>.</param>
/// <param name="provider">The <see cref="ICustomQueryProvider{T}"/>.</param>
public QueryHost(
Expression expression,
QueryInterceptingProvider <T> provider)
{
Expression = expression;
CustomProvider = provider;
}
/// <summary>
/// Creates a query host with a different type.
/// </summary>
/// <typeparam name="TElement">The entity type.</typeparam>
/// <param name="expression">The <see cref="Expression"/> to use.</param>
/// <returns>The <see cref="IQueryable{TElement}"/>.</returns>
public override IQueryable <TElement> CreateQuery <TElement>(Expression expression)
{
if (typeof(TElement) == typeof(T))
{
return(CreateQuery(expression) as IQueryable <TElement>);
}
var childProvider = new QueryInterceptingProvider <TElement>(Source);
return(new QueryHost <TElement>(
expression, childProvider));
}
/// <summary>
/// Initializes a new instance of the <see cref="QueryHost{T}"/> class.
/// </summary>
/// <param name="source">The original query.</param>
public QueryHost(
IQueryable <T> source)
{
Expression = source.Expression;
CustomProvider = new QueryInterceptingProvider <T>(source);
}
