public EntityExpression(Type type, PrimaryKeyExpression externalId, Alias tableAlias, IEnumerable <FieldBinding> bindings, IEnumerable <MixinEntityExpression> mixins, bool avoidExpandOnRetrieving)
: base(DbExpressionType.Entity, type)
{
if (type == null)
{
throw new ArgumentNullException("type");
}
if (!type.IsEntity())
{
throw new ArgumentException("type");
}
if (externalId == null)
{
throw new ArgumentNullException("externalId");
}
this.Table = Schema.Current.Table(type);
this.ExternalId = externalId;
this.TableAlias = tableAlias;
this.Bindings = bindings.ToReadOnly();
this.Mixins = mixins.ToReadOnly();
this.AvoidExpandOnRetrieving = avoidExpandOnRetrieving;
}
public AdditionalFieldExpression(Type type, PrimaryKeyExpression backID, IntervalExpression?externalPeriod, PropertyRoute route)
: base(DbExpressionType.AdditionalField, type)
{
this.BackID = backID;
this.Route = route;
this.ExternalPeriod = externalPeriod;
}
public MListExpression(Type type, PrimaryKeyExpression backID, IntervalExpression?externalPeriod, TableMList tr)
: base(DbExpressionType.MList, type)
{
this.BackID = backID;
this.ExternalPeriod = externalPeriod;
this.TableMList = tr;
}
public MListElementExpression(PrimaryKeyExpression rowId, EntityExpression parent, Expression order, Expression element, TableMList table)
: base(DbExpressionType.MListElement, typeof(MListElement <,>).MakeGenericType(parent.Type, element.Type))
{
this.RowId = rowId;
this.Parent = parent;
this.Order = order;
this.Element = element;
this.Table = table;
}
public TypeImplementedByAllExpression(PrimaryKeyExpression typeColumn)
: base(DbExpressionType.TypeImplementedByAll, typeof(Type))
{
if (typeColumn == null)
{
throw new ArgumentException("typeId");
}
this.TypeColumn = typeColumn;
}
protected internal virtual Expression VisitPrimaryKey(PrimaryKeyExpression pk)
{
var e = Visit(pk.Value);
if (e == pk.Value)
{
return(pk);
}
return(new PrimaryKeyExpression(e));
}
public MListElementExpression(PrimaryKeyExpression rowId, EntityExpression parent, Expression?order, Expression element, IntervalExpression?systemPeriod, TableMList table, Alias alias)
: base(DbExpressionType.MListElement, typeof(MListElement <,>).MakeGenericType(parent.Type, element.Type))
{
this.RowId = rowId;
this.Parent = parent;
this.Order = order;
this.Element = element;
this.TablePeriod = systemPeriod;
this.Table = table;
this.Alias = alias;
}
public TypeEntityExpression(PrimaryKeyExpression externalId, Type typeValue)
: base(DbExpressionType.TypeEntity, typeof(Type))
{
if (externalId == null)
{
throw new ArgumentException("externalId");
}
if (typeValue == null)
{
throw new ArgumentException("typeValue");
}
this.TypeValue = typeValue;
this.ExternalId = externalId;
}
public EntityExpression(Type type, PrimaryKeyExpression externalId, Alias tableAlias, IEnumerable<FieldBinding> bindings, IEnumerable<MixinEntityExpression> mixins, bool avoidExpandOnRetrieving)
: base(DbExpressionType.Entity, type)
{
if (type == null)
throw new ArgumentNullException("type");
if (!type.IsEntity())
throw new ArgumentException("type");
if (externalId == null)
throw new ArgumentNullException("externalId");
this.Table = Schema.Current.Table(type);
this.ExternalId = externalId;
this.TableAlias = tableAlias;
this.Bindings = bindings.ToReadOnly();
this.Mixins = mixins.ToReadOnly();
this.AvoidExpandOnRetrieving = avoidExpandOnRetrieving;
}
protected internal override Expression VisitPrimaryKey(PrimaryKeyExpression pk)
{
var val = Visit(pk.Value);
return(Expression.Call(miWrap, Expression.Convert(val, typeof(IComparable))));
}
public AdditionalFieldExpression(Type type, PrimaryKeyExpression backID, PropertyRoute route)
: base(DbExpressionType.AdditionalField, type)
{
this.BackID = backID;
this.Route = route;
}
public EntityContextInfo(PrimaryKeyExpression entityId, PrimaryKeyExpression?mlistRowId)
{
EntityId = entityId;
MListRowId = mlistRowId;
}
public MListElementExpression(PrimaryKeyExpression rowId, EntityExpression parent, Expression order, Expression element, TableMList table)
: base(DbExpressionType.MListElement, typeof(MListElement<,>).MakeGenericType(parent.Type, element.Type))
{
this.RowId = rowId;
this.Parent = parent;
this.Order = order;
this.Element = element;
this.Table = table;
}
public TypeImplementedByAllExpression(PrimaryKeyExpression typeColumn)
: base(DbExpressionType.TypeImplementedByAll, typeof(Type))
{
if (typeColumn == null)
throw new ArgumentException("typeId");
this.TypeColumn = typeColumn;
}
protected virtual bool ComparePrimaryKey(PrimaryKeyExpression a, PrimaryKeyExpression b)
{
return(Compare(a.Value, b.Value));
}
static Expression NotEqualToNull(PrimaryKeyExpression exp)
{
return NotEqualNullable(exp.Value, new SqlConstantExpression(null, exp.ValueType));
}
public MListExpression(Type type, PrimaryKeyExpression backID, TableMList tr)
: base(DbExpressionType.MList, type)
{
this.BackID = backID;
this.TableMList = tr;
}
static Expression NotEqualToNull(PrimaryKeyExpression exp)
{
return(NotEqualNullable(exp.Value, new SqlConstantExpression(null, exp.ValueType)));
}
public TypeEntityExpression(PrimaryKeyExpression externalId, Type typeValue)
: base(DbExpressionType.TypeEntity, typeof(Type))
{
if (externalId == null)
throw new ArgumentException("externalId");
if (typeValue == null)
throw new ArgumentException("typeValue");
this.TypeValue = typeValue;
this.ExternalId = externalId;
}
