static void CreateData()
{
using (SessionNoServer session = new SessionNoServer(s_systemDir))
{
bool dirExist = Directory.Exists(session.SystemDirectory);
if (dirExist)
Directory.Delete(session.SystemDirectory, true); // remove systemDir from prior runs and all its databases.
Directory.CreateDirectory(session.SystemDirectory);
File.Copy(s_licenseDbFile, Path.Combine(session.SystemDirectory, "4.odb"));
DataCache.MaximumMemoryUse = 10000000000; // 10 GB, set this to what fits your case
SessionBase.DefaultCompressPages = PageInfo.compressionKind.LZ4;
session.BeginUpdate();
BTreeMap<Int64, VelocityDbList<Person>> btreeMap = new BTreeMap<Int64, VelocityDbList<Person>>(null, session);
session.Persist(btreeMap);
for (int i = 0; i < 100000; i++)
{
Person p = new Person();
GeoHash geohash = GeoHash.WithBitPrecision(p.Lattitude, p.Longitude);
VelocityDbList<Person> personList;
if (btreeMap.TryGetValue(geohash.LongValue, out personList))
personList.Add(p);
else
{
personList = new VelocityDbList<Person>(1);
//session.Persist(p);
personList.Add(p);
session.Persist(personList);
btreeMap.Add(geohash.LongValue, personList);
}
}
session.Commit();
}
}
public void GermanString()
{
UInt64 id = 0;
using (SessionNoServer session = new SessionNoServer(systemDir))
{
session.BeginUpdate();
VelocityDbSchema.Person person = new VelocityDbSchema.Person();
person.LastName = "Med vänliga hälsningar";
id = session.Persist(person);
session.Commit();
}
using (SessionNoServer session = new SessionNoServer(systemDir))
{
session.BeginUpdate();
VelocityDbSchema.Person person = session.Open <VelocityDbSchema.Person>(id);
person.LastName = "Mit freundlichen Grüßen";
session.Commit();
}
using (SessionNoServer session = new SessionNoServer(systemDir))
{
session.BeginUpdate();
VelocityDbSchema.Person person = session.Open <VelocityDbSchema.Person>(id);
person.LastName = "Med vänliga hälsningar";
session.Commit();
}
}
static void UpdaterThread()
{
using (ServerClientSession session = new ServerClientSession(s_systemDir))
{
session.BeginUpdate();
Person Mats = new Person("Mats", "Persson", 22, 1234, null, null);
session.Persist(Mats);
Woman Kinga = new Woman("Kinga", "Persson", 56, 234, null, Mats);
foreach (Person p in session.AllObjects<Person>(true))
{
p.Age = (ushort) (p.Age + 1);
}
session.Persist(Kinga);
session.Commit();
// 5 events
Thread.Sleep(5000);
session.BeginUpdate();
Woman Lidia = new Woman("Lidia", "Persson", 22, 1234, null, null);
session.Persist(Lidia);
session.Commit();
// 0 events
Thread.Sleep(500);
session.BeginUpdate();
Woman Margareta = new Woman("Margareta", "Persson", 98, 1234, null, null);
session.Persist(Margareta);
session.Commit();
// 1 event
Thread.Sleep(500);
session.BeginUpdate();
Woman Oliwia = new Woman("Oliwia", "Persson", 50, 1234, null, null);
session.Persist(Oliwia);
session.Commit();
// 0 events
Thread.Sleep(500);
session.BeginUpdate();
foreach (Woman p in session.AllObjects<Woman>())
{
p.Age = (ushort) (p.Age + 1);
}
session.Commit();
// 3 events
session.BeginUpdate();
foreach (Woman p in session.AllObjects<Woman>())
{
p.Age = (ushort)(p.Age + 1);
}
session.Commit();
// 3 events
}
}
public ArrayOfWeakrefs(SessionBase session)
{
anArrayOfWeakRefs = new WeakIOptimizedPersistableReference<Person>[10];
Person p = new Person();
p.Persist(session, p);
anArrayOfWeakRefs[0] = new WeakIOptimizedPersistableReference<Person>(p);
p = new Person();
p.Persist(session, p);
anArrayOfWeakRefs[1] = new WeakIOptimizedPersistableReference<Person>(p);
p = new Person();
p.Persist(session, p);
anArrayOfWeakRefs[2] = new WeakIOptimizedPersistableReference<Person>(p);
p = new Person();
p.Persist(session, p);
anArrayOfWeakRefs[3] = new WeakIOptimizedPersistableReference<Person>(p);
}
static void Main(string[] args)
{
using (ServerClientSession session = new ServerClientSession(s_systemDir))
{
session.BeginUpdate();
File.Copy(s_licenseDbFile, Path.Combine(s_systemDir, "4.odb"), true);
session.RegisterClass(typeof(Woman));
session.RegisterClass(typeof(Man));
session.SubscribeToChanges(typeof(Person));
session.SubscribeToChanges(typeof(Woman), "OlderThan50");
Person robinHood = new Person("Robin", "Hood", 30, 1234, null, null);
session.Persist(robinHood);
Person billGates = new Person("Bill", "Gates", 56, 234, robinHood, null);
session.Persist(billGates);
Person steveJobs = new Person("Steve", "Jobs", 56, 456, billGates, null);
session.Persist(steveJobs);
session.Commit();
Thread t = new Thread(UpdaterThread);
t.Start();
Thread.Sleep(600);
for (int i = 0; i < 50; i++)
{
List<Oid> changes = session.BeginReadWithEvents();
if (changes.Count == 0)
{
Console.WriteLine("No changes events at: " + DateTime.Now.ToString("HH:mm:ss:fff"));
Thread.Sleep(250);
}
foreach (Oid id in changes)
{
object obj = session.Open(id);
Console.WriteLine("Received change event for: " + obj + " at: " + DateTime.Now.ToString("HH:mm:ss:fff"));;
//session.UnsubscribeToChanges(typeof(Person));
}
Console.WriteLine();
session.Commit();
}
t.Join();
}
}
public void HashSetAddNonPersisted()
{
UInt64 id;
Person person = null;
using (SessionNoServer session = new SessionNoServer(s_systemDir))
{
session.BeginUpdate();
var hashSet = new HashSet<Person>();
for (int i = 0; i < 100; i++)
{
var p = new Person();
session.Persist(p);
hashSet.Add(p);
if (i == 47)
{
person = p;
Assert.IsFalse(hashSet.Add(person));
}
}
id = session.Persist(hashSet);
Assert.IsTrue(hashSet.Contains(person));
session.Commit();
}
using (SessionNoServer session = new SessionNoServer(s_systemDir))
{
session.BeginRead();
var hashSet = session.Open<HashSet<Person>>(id);
Assert.AreEqual(100, hashSet.Count);
int ct = 0;
foreach (Person p in hashSet)
ct++;
Assert.IsTrue(hashSet.Contains(person));
Assert.IsFalse(hashSet.Add(person));
Assert.AreEqual(100, ct);
session.Commit();
}
}
public void Simple()
{
UInt64 id;
// UInt64 autoIncrement = 0;
using (SessionNoServer session = new SessionNoServer(systemDir))
{
session.BeginUpdate();
VelocityDbSchema.Person person = new VelocityDbSchema.Person();
session.Persist(person);
//Assert.Greater(person.AutoIncrement, autoIncrement);
UnknownSex u = new UnknownSex();
session.Persist(u);
//Assert.Greater(u.AutoIncrement, autoIncrement);
UnknownSex u2 = new UnknownSex();
session.Persist(u2);
//Assert.Greater(u2.AutoIncrement, u.AutoIncrement);
Man man = new Man();
session.Persist(man);
//Assert.AreEqual(man.AutoIncrement, autoIncrement); // Man overrides PlacementDatabaseNumber so no AutoIncrement feature
id = man.Id;
session.Commit();
}
using (SessionNoServer session = new SessionNoServer(systemDir))
{
session.BeginRead();
Man man = session.Open <Man>(id);
Man man2 = (Man)man.Clone();
Assert.NotNull(man);
Assert.IsFalse(man2.IsPersistent);
Assert.IsNull(man2.Shape);
Assert.AreEqual(man2.Id, 0);
Assert.AreEqual(man2.ShortId, 0);
Assert.True(man != man2);
session.Commit();
}
}
public void bCreateDefaultCompareIntKeyPersonValue(int number)
{
Oid id;
using (SessionNoServer session = new SessionNoServer(systemDir))
{
Placement place = new Placement((UInt32)number, 1, 1, UInt16.MaxValue, UInt16.MaxValue);
Placement personPlace = new Placement((UInt32)number + 1, 1, 1, UInt16.MaxValue, UInt16.MaxValue);
session.BeginUpdate();
BTreeMap<int, Person> bTree = new BTreeMap<int, Person>(null, session);
bTree.Persist(place, session);
id = bTree.Oid;
Person person;
for (int i = 0; i < number; i++)
{
person = new Person();
person.Persist(personPlace, session);
bTree.Add(i, person);
}
session.Commit();
}
using (SessionNoServer session = new SessionNoServer(systemDir))
{
session.BeginRead();
BTreeMap<int, Person> bTree = (BTreeMap<int, Person>)session.Open(id);
int count = 0;
int prior = 0;
foreach (KeyValuePair<int, Person> pair in bTree)
{
count++;
Assert.True(pair.Key == prior++);
Assert.True(pair.Value != null);
}
Assert.True(number == count);
session.Commit();
}
}
public void SimpleApiServer()
{
long ssn = 555555;
UInt16 age = 1;
VelocityDbSchema.Person mats;
Placement place;
using (ServerClientSession session = new ServerClientSession(systemDir))
{
// skip delete database since it invalidates indices
session.BeginUpdate();
Database db = session.OpenDatabase(10, true, false);
if (db != null)
{
session.DeleteDatabase(db);
}
session.Commit();
session.BeginUpdate();
place = new Placement(10, 2, 1, 1, 10);
DateTime birthday = new DateTime(1960, 6, 13);
mats = new Man("Mats", "Persson", age++, ssn++, birthday);
mats.Persist(place, session);
session.Commit();
session.ClearServerCache();
}
UInt64 mOid1 = Oid.Encode(10, 2, 1);
using (ServerClientSession session = new ServerClientSession(systemDir))
{
session.BeginUpdate();
UInt32 dbNum = Oid.DatabaseNumber(mOid1);
mats = (VelocityDbSchema.Person)session.Open(mOid1);
Woman kinga = null;
mats = new Man("Mats", "Persson", age++, ssn++, new DateTime(1960, 6, 13));
Cat cat = new Cat("Boze", 8);
mats.m_pets.Add(cat);
Bird bird = new Bird("Pippi", 1);
cat.friends.Add(bird);
mats.Persist(place, session);
kinga = new Woman("Kinga", "Persson", age, ssn, mats, mats);
kinga.Persist(place, session);
VelocityDbSchema.Person robin = new VelocityDbSchema.Person("Robin", "Persson", 13, 1, mats, null);
robin.Persist(place, session);
mOid1 = mats.Id;
mats = null;
mats = (VelocityDbSchema.Person)session.Open(mOid1);
session.Commit();
session.ClearServerCache();
}
using (ServerClientSession session = new ServerClientSession(systemDir))
{
session.BeginUpdate();
mats = (VelocityDbSchema.Person)session.Open(mOid1);
session.Commit();
session.ClearServerCache();
}
using (ServerClientSession session = new ServerClientSession(systemDir))
{
session.BeginRead();
ulong mOid2 = mats.Id;
mats = (VelocityDbSchema.Person)session.Open(mOid2);
session.Commit();
session.ClearServerCache();
}
}
public Woman(string firstName, string lastName, UInt16 age, long ssn, Person bestFriend, Person spouse)
: base(firstName, lastName, age, ssn, bestFriend, spouse)
{
}
public Woman(Person spouse, Person bestFriend)
: base(spouse, bestFriend)
{
}
public void SandeepGraph(bool useServerSession)
{
bool dirExist = Directory.Exists(systemDir);
try
{
if (Directory.Exists(systemDir))
Directory.Delete(systemDir, true); // remove systemDir from prior runs and all its databases.
Directory.CreateDirectory(systemDir);
File.Copy(licenseDbFile, Path.Combine(systemDir, "4.odb"));
}
catch
{
File.Copy(licenseDbFile, Path.Combine(systemDir, "4.odb"));
}
using (SessionBase session = useServerSession ? (SessionBase)new ServerClientSession(systemDir) : (SessionBase)new SessionNoServer(systemDir))
{
session.BeginUpdate();
session.DefaultDatabaseLocation().CompressPages = PageInfo.compressionKind.None;
Graph g = new Graph(session);
session.Persist(g);
// SCHEMA
VertexType userType = g.NewVertexType("User");
// Add a node type for the movies, with a unique identifier and two indexed Propertys
VertexType movieType = g.NewVertexType("MOVIE");
PropertyType movieTitleType = g.NewVertexProperty(movieType, "TITLE", DataType.String, PropertyKind.Indexed);
PropertyType movieYearType = g.NewVertexProperty(movieType, "YEAR", DataType.Integer, PropertyKind.Indexed);
PropertyType objectPropertyType = g.NewVertexProperty(movieType, "object", DataType.Object, PropertyKind.NotIndexed);
PropertyType objectPropertyTypeIndexed = g.NewVertexProperty(movieType, "director", DataType.IOptimizedPersistable, PropertyKind.Indexed);
Vertex mVickyCB = movieType.NewVertex();
mVickyCB.SetProperty(movieTitleType, "Vicky Cristina Barcelona");
mVickyCB.SetProperty(movieYearType, (int)(2008));
Person pObj = new Person();
session.Persist(pObj);
mVickyCB.SetProperty(objectPropertyType, pObj);
pObj = new Person();
Person pSave = null;
Vertex vSave = null;
mVickyCB.SetProperty(objectPropertyTypeIndexed, pObj);
for (int i = 0; i < 100; i++)
{
Vertex vertex = movieType.NewVertex();
pObj = new Person();
vertex.SetProperty(objectPropertyTypeIndexed, pObj);
if (i == 44)
{
pSave = pObj;
vSave = vertex;
}
}
Vertex lookup = objectPropertyTypeIndexed.GetPropertyVertex(pSave);
Assert.AreEqual(lookup, vSave);
Vertex mMatsCB = movieType.NewVertex();
mMatsCB.SetProperty(movieTitleType, "Mats Cristina Barcelona");
mMatsCB.SetProperty(movieYearType, (int)(2008));
pObj = new Person();
session.Persist(pObj);
mMatsCB.SetProperty(objectPropertyType, pObj);
session.Commit();
session.BeginUpdate();
try
{
mMatsCB.SetProperty(objectPropertyTypeIndexed, null);
throw new UnexpectedException();
}
catch (NullObjectException)
{
}
mMatsCB.Remove();
session.Commit();
//session.Persist(g);
//session.Commit();
}
using (SessionBase session = useServerSession ? (SessionBase)new ServerClientSession(systemDir) : (SessionBase)new SessionNoServer(systemDir))
{
session.BeginUpdate();
Graph g = Graph.Open(session);
VertexType movieType = g.FindVertexType("MOVIE");
Assert.NotNull(movieType);
}
Task taskB = new Task(() => WatchUser());
taskB.Start();
Task taskA = new Task(() => CreateUser());
taskA.Start();
taskB.Wait();
taskA.Wait();
}
public Man(string firstName, string lastName, UInt16 age, long ssn, DateTime birthday, Person bestFriend = null, Person spouse = null)
: base(firstName, lastName, age, ssn, bestFriend, spouse)
{
this.birthday = birthday;
}
public Man(Person spouse, Person bestFriend, DateTime birthday)
: base(spouse, bestFriend)
{
this.birthday = birthday;
}