/// <summary>
/// Visitor pattern method for <see cref="DbLimitExpression"/>.
/// </summary>
/// <param name="expression">The DbLimitExpression that is being visited.</param>
/// <exception cref="ArgumentNullException"><paramref name="expression"/> is null</exception>
public override void Visit(DbLimitExpression expression)
{
// #433613: PreSharp warning 56506: Parameter 'expression' to this public method must be validated: A null-dereference can occur here.
EntityUtil.CheckArgumentNull(expression, "expression");
VisitExpression(expression.Argument);
VisitExpression(expression.Limit);
}
public override DbExpression Visit(DbLimitExpression expression)
{
EntityUtil.CheckArgumentNull(expression, "expression");
DbExpression result = expression;
DbExpression newArgument = this.VisitExpression(expression.Argument);
DbExpression newLimit = this.VisitExpression(expression.Limit);
if (!object.ReferenceEquals(expression.Argument, newArgument) ||
!object.ReferenceEquals(expression.Limit, newLimit))
{
Debug.Assert(!expression.WithTies, "Limit.WithTies == true?");
result = CqtBuilder.Limit(newArgument, newLimit);
}
NotifyIfChanged(expression, result);
return(result);
}
/// <summary> /// Visitor pattern method for DbLimitExpression. /// </summary> /// <param name="expression">The DbLimitExpression that is being visited.</param> /// <returns>An instance of TResultType.</returns> public abstract TResultType Visit(DbLimitExpression expression);
/// <summary> /// Visitor pattern method for DbLimitExpression. /// </summary> /// <param name="expression">The DbLimitExpression that is being visited.</param> public abstract void Visit(DbLimitExpression expression);