/// <summary>
/// Initializes a new instance of the <see cref="Query{T}"/> class.
/// </summary>
/// <param name="provider">The provider.</param>
/// <param name="expression">The expression.</param>
/// <exception cref="System.ArgumentNullException">expression or provider</exception>
/// <exception cref="System.ArgumentOutOfRangeException">expression</exception>
public Query(QueryProviderBase provider, Expression expression)
{
if (expression is null)
{
throw new ArgumentNullException(nameof(expression));
}
if (!typeof(IQueryable <T>).IsAssignableFrom(expression.Type))
{
throw new ArgumentOutOfRangeException(nameof(expression));
}
InternalProvider = provider ?? throw new ArgumentNullException(nameof(provider));
Expression = expression;
}
internal NCacheQuery(QueryProviderBase provider, Expression expression)
{
if (provider == null)
{
throw new ArgumentNullException("provider");
}
if (expression == null)
{
throw new ArgumentNullException("expression");
}
if (!typeof(IQueryable <T>).IsAssignableFrom(expression.Type))
{
throw new ArgumentOutOfRangeException("expression");
}
this._queryProvider = provider;
this.expression = expression;
}
/// <summary>
/// Initializes a new instance of the <see cref="DomainObjectQueryable{T}"/> class. This is an infrastructure constructor.
/// </summary>
/// <param name="provider">The provider to be used for querying.</param>
/// <param name="expression">The expression encapsulated by this <see cref="DomainObjectQueryable{T}"/> instance.</param>
/// <remarks>
/// This constructor is used by the standard query methods defined in <see cref="Queryable"/> when a LINQ query is constructed.
/// </remarks>
public DomainObjectQueryable(QueryProviderBase provider, Expression expression)
: base(provider, expression)
{
}
public AutomationQueryable(QueryProviderBase provider)
: base(provider)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="Query{T}"/> class.
/// </summary>
/// <param name="provider">The provider.</param>
/// <exception cref="System.ArgumentNullException">provider</exception>
public Query(QueryProviderBase provider)
{
InternalProvider = provider ?? throw new ArgumentNullException(nameof(provider));
Expression = Expression.Constant(this);
}
public NCacheQuery(Cache cache)
{
_queryProvider = new NCache.Linq.NCacheQueryProvider(cache);
this.expression = Expression.Constant(this);
}
