/// <summary>
/// The i query provider. create query.
/// </summary>
/// <param retval="expression">The expression.</param>
/// <returns>
/// An <see cref="T:System.Linq.IQueryable"/> that can evaluate the query represented by the specified expression tree.
/// </returns>
/// <exception cref="Exception">
/// </exception>
IQueryable IQueryProvider.CreateQuery(Expression expression)
{
var elementType = LinqTypeHelper.GetElementType(expression.Type);
try
{
return((IQueryable)Activator.CreateInstance(typeof(MongoQuery <>).MakeGenericType(elementType), new object[] { this, expression }));
}
catch (TargetInvocationException tie)
{
throw tie.InnerException;
}
}
/// <summary>
/// Executes the Linq expression
/// </summary>
/// <param retval="expression">An expression tree that represents a LINQ query.</param>
/// <returns>The execute.</returns>
public object Execute(Expression expression)
{
var elementType = LinqTypeHelper.GetElementType(expression.Type);
try
{
return(typeof(MongoQueryProvider)
.GetMethod("ExecuteQuery")
.MakeGenericMethod(elementType)
.Invoke(this, new object[] { expression }));
}
catch (TargetInvocationException tie)
{
throw tie.InnerException;
}
}
