public void UnionSubclassFetchMode()
{
ISession s = OpenSession();
ITransaction t = s.BeginTransaction();
Location mel = new Location("Earth");
s.Save(mel);
Human gavin = new Human();
gavin.Identity = "gavin";
gavin.Sex = 'M';
gavin.Location = mel;
mel.AddBeing(gavin);
Human max = new Human();
max.Identity = "max";
max.Sex = 'M';
max.Location = mel;
mel.AddBeing(gavin);
s.Flush();
s.Clear();
IList list =
s.CreateCriteria(typeof(Human)).SetFetchMode("location", FetchMode.Join).SetFetchMode("location.beings",
FetchMode.Join).List();
for (int i = 0; i < list.Count; i++)
{
Human h = (Human)list[i];
Assert.IsTrue(NHibernateUtil.IsInitialized(h.Location));
Assert.IsTrue(NHibernateUtil.IsInitialized(h.Location.Beings));
s.Delete(h);
}
s.Delete(s.Get<Location>(mel.Id));
t.Commit();
s.Close();
}
public void UnionSubclassCollection()
{
using (ISession s = OpenSession())
{
using (ITransaction t = s.BeginTransaction())
{
Location mel = new Location("Earth");
s.Save(mel);
Human gavin = new Human();
gavin.Identity = "gavin";
gavin.Sex = 'M';
gavin.Location = mel;
mel.AddBeing(gavin);
gavin.Info.Add("bar");
gavin.Info.Add("y");
t.Commit();
}
s.Close();
}
using (ISession s = OpenSession())
{
using (ITransaction t = s.BeginTransaction())
{
Human gavin = (Human)s.CreateCriteria(typeof(Human)).UniqueResult();
Assert.AreEqual(gavin.Info.Count, 2);
s.Delete(gavin);
s.Delete(gavin.Location);
t.Commit();
}
s.Close();
}
}
public void UnionSubclassOneToMany()
{
ISession s = OpenSession();
ITransaction t = s.BeginTransaction();
Location mel = new Location("Melbourne, Australia");
Location mars = new Location("Mars");
s.Save(mel);
s.Save(mars);
Human gavin = new Human();
gavin.Identity = "gavin";
gavin.Sex = 'M';
gavin.Location = mel;
mel.AddBeing(gavin);
Alien x23y4 = new Alien();
x23y4.Identity = "x23y4$$hu%3";
x23y4.Location = mars;
x23y4.Species = "martian";
mars.AddBeing(x23y4);
Alien yy3dk = new Alien();
yy3dk.Identity = "yy3dk&*!!!";
yy3dk.Location = mars;
yy3dk.Species = "martian";
mars.AddBeing(yy3dk);
Hive hive = new Hive();
hive.Location = mars;
hive.Members.Add(x23y4);
x23y4.Hive = hive;
hive.Members.Add(yy3dk);
yy3dk.Hive = hive;
s.Persist(hive);
yy3dk.Hivemates.Add(x23y4);
x23y4.Hivemates.Add(yy3dk);
s.Flush();
s.Clear();
hive = (Hive)s.CreateQuery("from Hive h").UniqueResult();
Assert.IsFalse(NHibernateUtil.IsInitialized(hive.Members));
Assert.AreEqual(2, hive.Members.Count);
s.Clear();
hive = (Hive)s.CreateQuery("from Hive h left join fetch h.location left join fetch h.members").UniqueResult();
Assert.IsTrue(NHibernateUtil.IsInitialized(hive.Members));
Assert.AreEqual(2, hive.Members.Count);
s.Clear();
x23y4 = (Alien)s.CreateQuery("from Alien a left join fetch a.hivemates where a.identity like 'x%'").UniqueResult();
Assert.IsTrue(NHibernateUtil.IsInitialized(x23y4.Hivemates));
Assert.AreEqual(1, x23y4.Hivemates.Count);
s.Clear();
x23y4 = (Alien)s.CreateQuery("from Alien a where a.identity like 'x%'").UniqueResult();
Assert.IsFalse(NHibernateUtil.IsInitialized(x23y4.Hivemates));
Assert.AreEqual(1, x23y4.Hivemates.Count);
s.Clear();
x23y4 = (Alien)s.CreateCriteria(typeof(Alien)).AddOrder(Order.Asc("identity")).List()[0];
s.Delete(x23y4.Hive);
s.Delete(s.Get<Location>(mel.Id));
s.Delete(s.Get<Location>(mars.Id));
Assert.IsTrue(s.CreateQuery("from Being").List().Count == 0);
t.Commit();
s.Close();
}
public void NestedUnionedSubclasses()
{
ISession s;
ITransaction tx;
s = OpenSession();
tx = s.BeginTransaction();
Location mel = new Location("Earth");
Human marcf = new Human();
marcf.Identity = "marc";
marcf.Sex = 'M';
mel.AddBeing(marcf);
Employee steve = new Employee();
steve.Identity = "steve";
steve.Sex = 'M';
steve.Salary = 0;
mel.AddBeing(steve);
s.Persist(mel);
tx.Commit();
s.Close();
s = OpenSession();
tx = s.BeginTransaction();
IQuery q = s.CreateQuery("from Being h where h.identity = :name1 or h.identity = :name2");
q.SetString("name1", "marc");
q.SetString("name2", "steve");
IList result = q.List();
Assert.AreEqual(2, result.Count);
s.Delete(result[0]);
s.Delete(result[1]);
s.Delete(((Human)result[0]).Location);
tx.Commit();
s.Close();
}
public void UnionSubclass()
{
using (ISession s = OpenSession())
using (ITransaction t = s.BeginTransaction())
{
Location mel = new Location("Melbourne, Australia");
Location atl = new Location("Atlanta, GA");
Location mars = new Location("Mars");
s.Save(mel);
s.Save(atl);
s.Save(mars);
Human gavin = new Human();
gavin.Identity = "gavin";
gavin.Sex = 'M';
gavin.Location = mel;
mel.AddBeing(gavin);
Alien x23y4 = new Alien();
x23y4.Identity = "x23y4$$hu%3";
x23y4.Location = mars;
x23y4.Species = "martian";
mars.AddBeing(x23y4);
Hive hive = new Hive();
hive.Location = mars;
hive.Members.Add(x23y4);
x23y4.Hive = hive;
s.Persist(hive);
Assert.AreEqual(2, s.CreateQuery("from Being").List().Count);
Assert.AreEqual(1, s.CreateQuery("from Being b where b.class = Alien").List().Count);
Assert.AreEqual(1, s.CreateQuery("from Alien").List().Count);
s.Clear();
IList<Being> beings = s.CreateQuery("from Being b left join fetch b.location").List<Being>();
foreach (Being b in beings)
{
Assert.IsTrue(NHibernateUtil.IsInitialized(b.Location));
Assert.IsNotNull(b.Location.Name);
Assert.IsNotNull(b.Identity);
Assert.IsNotNull(b.Species);
}
Assert.AreEqual(2, beings.Count);
s.Clear();
beings = s.CreateQuery("from Being").List<Being>();
foreach (Being b in beings)
{
Assert.IsFalse(NHibernateUtil.IsInitialized(b.Location));
Assert.IsNotNull(b.Location.Name);
Assert.IsNotNull(b.Identity);
Assert.IsNotNull(b.Species);
}
Assert.AreEqual(2, beings.Count);
s.Clear();
IList<Location> locations = s.CreateQuery("from Location").List<Location>();
int count = 0;
foreach (Location l in locations)
{
Assert.IsNotNull(l.Name);
foreach (Being o in l.Beings)
{
count++;
Assert.AreSame(o.Location, l);
}
}
Assert.AreEqual(2, count);
Assert.AreEqual(3, locations.Count);
s.Clear();
locations = s.CreateQuery("from Location loc left join fetch loc.beings").List<Location>();
count = 0;
foreach (Location l in locations)
{
Assert.IsNotNull(l.Name);
foreach (Being o in l.Beings)
{
count++;
Assert.AreSame(o.Location, l);
}
}
Assert.AreEqual(2, count);
Assert.AreEqual(3, locations.Count);
s.Clear();
gavin = s.Get<Human>(gavin.Id);
atl = s.Get<Location>(atl.Id);
atl.AddBeing(gavin);
Assert.AreEqual(1, s.CreateQuery("from Human h where h.location.name like '%GA'").List().Count);
s.Delete(gavin);
x23y4 = (Alien) s.CreateCriteria(typeof (Alien)).UniqueResult();
s.Delete(x23y4.Hive);
Assert.AreEqual(0, s.CreateQuery("from Being").List().Count);
t.Commit();
s.Close();
}
using (ISession s = OpenSession())
using (ITransaction t = s.BeginTransaction())
{
s.Delete("from Location");
t.Commit();
}
}
public void UnionSubclassManyToOne()
{
ISession s = OpenSession();
ITransaction t = s.BeginTransaction();
Location mel = new Location("Melbourne, Australia");
Location mars = new Location("Mars");
s.Save(mel);
s.Save(mars);
Human gavin = new Human();
gavin.Identity = "gavin";
gavin.Sex = 'M';
gavin.Location = mel;
mel.AddBeing(gavin);
Alien x23y4 = new Alien();
x23y4.Identity = "x23y4$$hu%3";
x23y4.Location = mars;
x23y4.Species = "martian";
mars.AddBeing(x23y4);
Hive hive = new Hive();
hive.Location = mars;
hive.Members.Add(x23y4);
x23y4.Hive = hive;
s.Persist(hive);
Thing thing = new Thing();
thing.Description = "some thing";
thing.Owner = gavin;
gavin.Things.Add(thing);
s.Save(thing);
s.Flush();
s.Clear();
thing = (Thing)s.CreateQuery("from Thing t left join fetch t.owner").UniqueResult();
Assert.IsTrue(NHibernateUtil.IsInitialized(thing.Owner));
Assert.AreEqual("gavin", thing.Owner.Identity);
s.Clear();
thing = (Thing)s.CreateQuery("select t from Thing t left join t.owner where t.owner.identity='gavin'").UniqueResult();
Assert.IsFalse(NHibernateUtil.IsInitialized(thing.Owner));
Assert.AreEqual("gavin", thing.Owner.Identity);
s.Clear();
gavin = (Human)s.CreateQuery("from Human h left join fetch h.things").UniqueResult();
Assert.IsTrue(NHibernateUtil.IsInitialized(gavin.Things));
Assert.AreEqual("some thing", ((Thing)gavin.Things[0]).Description);
s.Clear();
Assert.AreEqual(2, s.CreateQuery("from Being b left join fetch b.things").List().Count);
s.Clear();
gavin = (Human)s.CreateQuery("from Being b join fetch b.things").UniqueResult();
Assert.IsTrue(NHibernateUtil.IsInitialized(gavin.Things));
Assert.AreEqual("some thing", ((Thing)gavin.Things[0]).Description);
s.Clear();
gavin = (Human)s.CreateQuery("select h from Human h join h.things t where t.description='some thing'").UniqueResult();
Assert.IsFalse(NHibernateUtil.IsInitialized(gavin.Things));
Assert.AreEqual("some thing", ((Thing)gavin.Things[0]).Description);
s.Clear();
gavin = (Human)s.CreateQuery("select b from Being b join b.things t where t.description='some thing'").UniqueResult();
Assert.IsFalse(NHibernateUtil.IsInitialized(gavin.Things));
Assert.AreEqual("some thing", ((Thing)gavin.Things[0]).Description);
s.Clear();
thing = s.Get<Thing>(thing.Id);
Assert.IsFalse(NHibernateUtil.IsInitialized(thing.Owner));
Assert.AreEqual("gavin", thing.Owner.Identity);
thing.Owner.Things.Remove(thing);
thing.Owner = x23y4;
x23y4.Things.Add(thing);
s.Flush();
s.Clear();
thing = s.Get<Thing>(thing.Id);
Assert.IsFalse(NHibernateUtil.IsInitialized(thing.Owner));
Assert.AreEqual("x23y4$$hu%3", thing.Owner.Identity);
s.Delete(thing);
x23y4 = (Alien)s.CreateCriteria(typeof(Alien)).UniqueResult();
s.Delete(x23y4.Hive);
s.Delete(s.Get<Location>(mel.Id));
s.Delete(s.Get<Location>(mars.Id));
Assert.AreEqual(0, s.CreateQuery("from Being").List().Count);
t.Commit();
s.Close();
}