/// <summary>
/// Visitor pattern method for <see cref="T:System.Data.Entity.Core.Common.CommandTrees.DbLikeExpression" />.
/// </summary>
/// <param name="expression"> The DbLikeExpression that is being visited. </param>
/// <exception cref="T:System.ArgumentNullException">
/// <paramref name="expression" />
/// is null
/// </exception>
public override void Visit(DbLikeExpression expression)
{
Check.NotNull <DbLikeExpression>(expression, nameof(expression));
this.VisitExpression(expression.Argument);
this.VisitExpression(expression.Pattern);
this.VisitExpression(expression.Escape);
}
/// <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)
{
Check.NotNull(expression, "expression");
VisitExpression(expression.Argument);
VisitExpression(expression.Pattern);
VisitExpression(expression.Escape);
}
public override DbExpression Visit(DbLikeExpression expression)
{
Check.NotNull(expression, "expression");
DbExpression result = expression;
var newArgument = VisitExpression(expression.Argument);
var newPattern = VisitExpression(expression.Pattern);
var newEscape = VisitExpression(expression.Escape);
if (!ReferenceEquals(expression.Argument, newArgument)
||
!ReferenceEquals(expression.Pattern, newPattern)
||
!ReferenceEquals(expression.Escape, newEscape))
{
result = CqtBuilder.Like(newArgument, newPattern, newEscape);
}
NotifyIfChanged(expression, result);
return(result);
}
/// <summary> /// When overridden in a derived class, implements the visitor pattern for /// <see /// cref="T:System.Data.Entity.Core.Common.CommandTrees.DbLikeExpression" /> /// . /// </summary> /// <returns>A result value of a specific type.</returns> /// <param name="expression"> /// The <see cref="T:System.Data.Entity.Core.Common.CommandTrees.DbLikeExpression" /> that is being visited. /// </param> public abstract TResultType Visit(DbLikeExpression expression);
/// <summary> /// When overridden in a derived class, implements the visitor pattern for /// <see cref="T:System.Data.Entity.Core.Common.CommandTrees.DbLikeExpression" /> /// . /// </summary> /// <param name="expression"> /// The <see cref="T:System.Data.Entity.Core.Common.CommandTrees.DbLikeExpression" /> that is visited. /// </param> public abstract void Visit(DbLikeExpression expression);
public override void Visit(DbLikeExpression expression)
{
}
