public void Add(PersistentObject dpo)
{
dpo.SetTransaction(this);
}
public RowObjectAdapter(PersistentObject obj)
: this(obj, new Selector())
{
this.obj = obj;
}
private SqlBuilder clause2; //B := SELECT * FROM Roles WHERE Roles.Role_ID IN (A)
public Mapping(PersistentObject dpo, PropertyInfo propertyInfo2)
{
this.association = Reflex.GetAssociationAttribute(propertyInfo2);
if (association == null)
{
return;
}
this.dpoInstance = dpo;
this.propertyInfo2 = propertyInfo2;
Type dpoType2; //typeof(RoleDpo)
if (propertyInfo2.PropertyType.IsGenericType)
{
dpoType2 = PersistentObject.GetCollectionGenericType(propertyInfo2);
if (this.association.TRelation == null)
{
mappingType = MappingType.One2Many;
}
else
{
mappingType = MappingType.Many2Many;
}
}
else
{
dpoType2 = propertyInfo2.PropertyType;
mappingType = MappingType.One2One;
}
this.propertyInfo1 = dpo.GetType().GetProperty(association.Column1);
if (mappingType == MappingType.Many2Many)
{
this.clause1 = new SqlBuilder()
.SELECT().COLUMNS(association.Relation2)
.FROM(association.TRelation)
.WHERE(association.Relation1.ColumnName() == association.Column1.ParameterName());
this.clause2 = new SqlBuilder()
.SELECT()
.COLUMNS()
.FROM(dpoType2)
.WHERE(association.Relation2.ColumnName().IN(this.clause1));
}
else
{
SqlExpr where = association.Column2.ColumnName() == association.Column1.ParameterName();
if (association.Filter != null)
{
where = where.AND(association.Filter);
}
this.clause2 = new SqlBuilder()
.SELECT()
.COLUMNS()
.FROM(dpoType2)
.WHERE(where);
if (association.OrderBy != null)
{
this.clause2 = clause2.ORDER_BY(association.OrderBy);
}
}
}
