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
}
}
/// <summary>
/// Tests the caching and re using of sessiosn to increase perfomance by avoding
/// creating new sessions for each client request
/// </summary>
// [Test]
public void CachedSessionTest()
{
ServerClientSession lSession = GetCachedSession();
//lets simulate that we did some prior work, return the session and get it again
ReturnSessionToCache(lSession);
lSession = GetCachedSession();
TestClass lTestClass = new TestClass();
lTestClass.SomeIntVar = 123;
lTestClass.SomeStringVar = "test";
lTestClass.Persist(lSession, lTestClass);
lSession.Commit();
//return to cache, get it again and query the object
//as this test is to verify it does not hang we do it in separate therad and kill after timeout
ReturnSessionToCache(lSession);
Thread lThread = new Thread(new ThreadStart(() =>
{
lSession = GetCachedSession();
counter = lSession.AllObjects <TestClass>(true, false).Count();
ReturnSessionToCache(lSession);
}));
lThread.Start();
lEvent.WaitOne(5000);
if (lThread.IsAlive)
{
lThread.Abort();
}
Assert.AreNotEqual(0, counter, "Invalid nr of objects retreived");
}
public void OneMillionFindSingleRecordInTheMiddleServer()
{
using (ServerClientSession session = new ServerClientSession(systemDir))
{
session.BeginRead();
var result = (from ComputerFileData computerFileData in session.AllObjects <ComputerFileData>()
where computerFileData.FileID == 500000
select computerFileData).First();
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 void OneMillionFindSingleRecordInTheMiddleServer()
{
using (ServerClientSession session = new ServerClientSession(systemDir))
{
session.BeginRead();
var result = (from ComputerFileData computerFileData in session.AllObjects<ComputerFileData>()
where computerFileData.FileID == 500000
select computerFileData).First();
session.Commit();
}
}
public void ReadSomeData()
{
int ct = 0;
using (ServerClientSession session = new ServerClientSession(s_systemDir, systemHost, 1000, true, inMemoryOnly))
{
session.BeginRead();
foreach (Man man in session.AllObjects <Man>())
{
ct++;
}
Console.WriteLine("Commit, number of Men found: " + ct);
session.Commit();
}
}
public void HighAvalailabiltyByReplication()
{
var alternateSystemBoot = new List <ReplicaInfo> {
new ReplicaInfo {
Path = "Replica1"
}, new ReplicaInfo {
Path = "Replica2"
}
};
var p1 = SessionBase.BaseDatabasePath + "/Replica1";
var p2 = SessionBase.BaseDatabasePath + "/Replica2";
var p3 = SessionBase.BaseDatabasePath + "/Replica3";
var p3remote = $"\\{s_systemHost2}/databases/Replica3";
if (Directory.Exists(p1))
{
Directory.Delete(p1, true);
}
if (Directory.Exists(p2))
{
Directory.Delete(p2, true);
}
if (Directory.Exists(p3))
{
Directory.Delete(p3, true);
}
if (Directory.Exists(p3remote))
{
Directory.Delete(p3remote, true);
}
using (var session = new ServerClientSession(alternateSystemBoot))
{
session.BeginUpdate();
for (int i = 0; i < 100; i++)
{
var s = i.ToString();
session.Persist(s);
}
session.Commit();
}
alternateSystemBoot = new List <ReplicaInfo> {
new ReplicaInfo {
Path = "Replica1"
}, new ReplicaInfo {
Path = "Replica2"
}, new ReplicaInfo {
Path = "Replica3", Host = s_systemHost2
}
};
using (var session = new ServerClientSession(alternateSystemBoot))
{
session.BeginUpdate();
for (int i = 0; i < 100; i++)
{
var s = i.ToString();
session.Persist(s);
}
session.Commit();
}
using (var session = new ServerClientSession(alternateSystemBoot))
{
session.BeginUpdate();
for (int i = 0; i < 10; i++)
{
var s = i.ToString();
session.Persist(s);
}
if (Directory.Exists(p2))
{
Directory.Delete(p2, true);
}
session.Commit();
}
using (var session = new ServerClientSession(alternateSystemBoot))
{
session.BeginRead();
foreach (var s in session.AllObjects <string>())
{
Console.WriteLine(s);
}
session.Commit();
}
using (var session = new ServerClientSession(alternateSystemBoot))
{
session.BeginUpdate();
for (int i = 0; i < 10; i++)
{
var s = i.ToString();
session.Persist(s);
if (Directory.Exists(p2))
{
Directory.Delete(p2, true);
}
}
session.Commit();
}
using (var session = new ServerClientSession(alternateSystemBoot))
{
session.BeginRead();
foreach (var s in session.AllObjects <string>())
{
Console.WriteLine(s);
}
session.Commit();
}
using (var session = new SessionNoServer("Replica1"))
{
session.Verify();
}
using (var session = new SessionNoServer("Replica2"))
{
session.Verify();
}
using (var session = new ServerClientSession("Replica3", s_systemHost2))
{
session.Verify();
}
}
public void CachedSessionTest()
{
ServerClientSession lSession = GetCachedSession();
//lets simulate that we did some prior work, return the session and get it again
ReturnSessionToCache(lSession);
lSession = GetCachedSession();
TestClass lTestClass = new TestClass();
lTestClass.SomeIntVar = 123;
lTestClass.SomeStringVar = "test";
UInt64 id = lTestClass.Persist(lSession, lTestClass);
var c = new Class_A();
UInt64 id2 = lSession.Persist(c);
Class_B class_b = new Class_B();
class_b.IntField = 11;
class_b.StringField = "sss";
Class_A class_a = new Class_A();
class_a.string_field = "xxx";
class_a.b_field = class_b;
UInt64 id3 = lSession.Persist(class_a);
lSession.Commit();
//return to cache, get it again and query the object
//as this test is to verify it does not hang we do it in separate thread and kill after timeout
ReturnSessionToCache(lSession);
lSession = GetCachedSession();
lSession.Abort();
lSession.BeginUpdate();
Class_A cA = lSession.Open <Class_A>(id2);
cA = lSession.Open <Class_A>(id3);
lTestClass = lSession.Open <TestClass>(id);
Assert.NotNull(lTestClass.GeoCord);
Assert.NotNull(lTestClass.StoredStructInObjectField);
lTestClass.SomeIntVar = 1234;
lTestClass.SomeStringVar = "test2";
lTestClass.Persist(lSession, lTestClass);
lSession.Commit();
//return to cache, get it again and query the object
//as this test is to verify it does not hang we do it in separate thread and kill after timeout
ReturnSessionToCache(lSession);
lSession = GetCachedSession();
counter = (int)lSession.AllObjects <TestClass>(true, false).Count();
ReturnSessionToCache(lSession);
Thread lThread = new Thread(new ThreadStart(() =>
{
lSession = GetCachedSession();
counter = (int)lSession.AllObjects <TestClass>(true, false).Count();
ReturnSessionToCache(lSession);
}));
lThread.Start();
lEvent.WaitOne(5000);
if (lThread.IsAlive)
{
lThread.Abort();
}
Assert.AreNotEqual(0, counter, "Invalid number of objects retrieved");
}
public void ReadSomeData()
{
int ct = 0;
using (ServerClientSession session = new ServerClientSession(s_systemDir, systemHost, 1000, true, inMemoryOnly))
{
session.BeginRead();
foreach (Man man in session.AllObjects<Man>())
{
ct++;
}
Console.WriteLine("Commit, number of Men found: " + ct);
session.Commit();
}
}