public override Expression BindParameter(ParameterExpression parameter, Dictionary <Expression, Expression> processedExpressions)
{
Expression result;
if (processedExpressions.TryGetValue(this, out result))
{
return(result);
}
result = new EntitySetExpression(Field, parameter, DefaultIfEmpty);
if (base.Owner == null)
{
return(result);
}
processedExpressions.Add(this, result);
Owner.BindParameter(parameter, processedExpressions);
return(result);
}
private static PersistentFieldExpression BuildNestedFieldExpression(FieldInfo nestedField, int offset)
{
if (nestedField.IsPrimitive)
{
return(FieldExpression.CreateField(nestedField, offset));
}
if (nestedField.IsStructure)
{
return(StructureFieldExpression.CreateStructure(nestedField, offset));
}
if (nestedField.IsEntity)
{
return(EntityFieldExpression.CreateEntityField(nestedField, offset));
}
if (nestedField.IsEntitySet)
{
return(EntitySetExpression.CreateEntitySet(nestedField));
}
throw new NotSupportedException(string.Format(Strings.ExNestedFieldXIsNotSupported, nestedField.Attributes));
}
public override Expression Remap(int[] map, Dictionary <Expression, Expression> processedExpressions)
{
if (!CanRemap)
{
return(this);
}
Expression result;
if (processedExpressions.TryGetValue(this, out result))
{
return(result);
}
result = new EntitySetExpression(Field, null, DefaultIfEmpty);
if (base.Owner == null)
{
return(result);
}
processedExpressions.Add(this, result);
Owner.Remap(map, processedExpressions);
return(result);
}