/// <summary> /// Visitor pattern method for <see cref="T:System.Data.Entity.Core.Common.CommandTrees.DbProjectExpression" />. /// </summary> /// <param name="expression"> The DbProjectExpression that is being visited. </param> /// <exception cref="T:System.ArgumentNullException"> /// <paramref name="expression" /> /// is null /// </exception> public override void Visit(DbProjectExpression expression) { Check.NotNull <DbProjectExpression>(expression, nameof(expression)); this.VisitExpressionBindingPre(expression.Input); this.VisitExpression(expression.Projection); this.VisitExpressionBindingPost(expression.Input); }
/// <summary> /// Visitor pattern method for <see cref="DbProjectExpression" />. /// </summary> /// <param name="expression"> The DbProjectExpression that is being visited. </param> /// <exception cref="ArgumentNullException"> /// <paramref name="expression" /> /// is null /// </exception> public override void Visit(DbProjectExpression expression) { Check.NotNull(expression, "expression"); VisitExpressionBindingPre(expression.Input); VisitExpression(expression.Projection); VisitExpressionBindingPost(expression.Input); }
public override DbExpression Visit(DbProjectExpression expression) { Check.NotNull(expression, "expression"); DbExpression result = expression; var input = VisitExpressionBindingEnterScope(expression.Input); var projection = VisitExpression(expression.Projection); ExitScope(); if (!ReferenceEquals(expression.Input, input) || !ReferenceEquals(expression.Projection, projection)) { result = CqtBuilder.Project(input, projection); } 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.DbProjectExpression" /> /// . /// </summary> /// <returns>A result value of a specific type.</returns> /// <param name="expression"> /// The <see cref="T:System.Data.Entity.Core.Common.CommandTrees.DbProjectExpression" /> that is being visited. /// </param> public abstract TResultType Visit(DbProjectExpression expression);
/// <summary> /// When overridden in a derived class, implements the visitor pattern for /// <see cref="T:System.Data.Entity.Core.Common.CommandTrees.DbProjectExpression" /> /// . /// </summary> /// <param name="expression"> /// The <see cref="T:System.Data.Entity.Core.Common.CommandTrees.DbProjectExpression" /> that is visited. /// </param> public abstract void Visit(DbProjectExpression expression);
public override void Visit(DbProjectExpression expression) { }