/// <summary>
/// Visitor pattern method for <see cref="DbLikeExpression"/>.
/// </summary>
/// <param name="expression">The DbLikeExpression that is being visited.</param>
/// <exception cref="ArgumentNullException"><paramref name="expression"/> is null</exception>
public override void Visit(DbLikeExpression 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.Pattern);
VisitExpression(expression.Escape);
}
public override DbExpression Visit(DbLikeExpression expression)
{
EntityUtil.CheckArgumentNull(expression, "expression");
DbExpression result = expression;
DbExpression newArgument = this.VisitExpression(expression.Argument);
DbExpression newPattern = this.VisitExpression(expression.Pattern);
DbExpression newEscape = this.VisitExpression(expression.Escape);
if (!object.ReferenceEquals(expression.Argument, newArgument) ||
!object.ReferenceEquals(expression.Pattern, newPattern) ||
!object.ReferenceEquals(expression.Escape, newEscape))
{
result = CqtBuilder.Like(newArgument, newPattern, newEscape);
}
NotifyIfChanged(expression, result);
return(result);
}
/// <summary> /// Visitor pattern method for DbLikeExpression. /// </summary> /// <param name="expression">The DbLikeExpression that is being visited.</param> /// <returns>An instance of TResultType.</returns> public abstract TResultType Visit(DbLikeExpression expression);
/// <summary> /// Visitor pattern method for DbLikeExpression. /// </summary> /// <param name="expression">The DbLikeExpression that is being visited.</param> public abstract void Visit(DbLikeExpression expression);
