public void SingleReaderSingleUpdater1()
{
using (SessionNoServer session = new SessionNoServer(systemDir))
{
session.BeginUpdate();
Man man = new Man();
man.Persist(session, man);
session.Commit();
}
UInt64 id;
using (SessionNoServer session = new SessionNoServer(systemDir, 5000))
{
session.BeginUpdate();
Man man = new Man();
man.Persist(session, man);
id = man.Id;
using (SessionNoServer session2 = new SessionNoServer(systemDir))
{
session2.BeginRead();
Man man2 = (Man)session2.Open(id);
Assert.Null(man2);
session2.Commit();
}
session.Commit();
}
}
public void CreateMoreDataWithBackupServer()
{
int loops = 1000;
int j;
using (ServerClientSession session = new ServerClientSession(s_systemDir, systemHost, 1000, true, inMemoryOnly))
{
Man aMan = null;
Woman aWoman = null;
session.BeginUpdate();
for (j = 1; j <= loops; j++)
{
aMan = new Man(null, aMan, DateTime.Now);
session.Persist(aMan);
aWoman = new Woman(aMan, aWoman);
session.Persist(aWoman);
aMan.m_spouse = new VelocityDb.WeakIOptimizedPersistableReference<VelocityDbSchema.Person>(aWoman);
if (j % 1000000 == 0)
Console.WriteLine("Loop # " + j);
}
UInt64 id = aWoman.Id;
Console.WriteLine("Commit, done Loop # " + j);
session.FlushUpdates();
ReadSomeData(); // read some with uncommited cached server data
session.Commit();
}
}
public void TwoUpdaters1()
{
Assert.Throws<OptimisticLockingFailed>(() =>
{
UInt64 id;
using (SessionNoServer session = new SessionNoServer(systemDir))
{
session.BeginUpdate();
Man man = new Man();
man.Persist(session, man);
id = man.Id;
session.Commit();
session.BeginUpdate();
man.Age = ++man.Age;
Database db = session.NewDatabase(3567);
using (SessionNoServer session2 = new SessionNoServer(systemDir))
{
session2.BeginUpdate();
Man man2 = (Man)session2.Open(id);
Assert.Less(man2.Age, man.Age);
man2.Age = ++man.Age;
session2.Commit();
}
session.DeleteDatabase(db);
session.Commit(); // OptimisticLockingFailed here
}
});
}
public void CreateDataWithBackupServer()
{
int loops = 30000;
int j;
using (ServerClientSession session = new ServerClientSession(s_systemDir, systemHost, 1000, true, inMemoryOnly))
{
Man aMan = null;
Woman aWoman = null;
const bool isBackupLocation = true;
session.BeginUpdate();
// we need to have backup locations special since server is not supposed to do encryption or compression
DatabaseLocation backupLocation = new DatabaseLocation(backupHost, backupDir, backupLocationStartDbNum, UInt32.MaxValue, session,
PageInfo.compressionKind.LZ4, PageInfo.encryptionKind.noEncryption, isBackupLocation, session.DatabaseLocations.Default());
session.NewLocation(backupLocation);
session.Commit();
session.BeginUpdate();
for (j = 1; j <= loops; j++)
{
aMan = new Man(null, aMan, DateTime.Now);
session.Persist(aMan);
aWoman = new Woman(aMan, aWoman);
session.Persist(aWoman);
aMan.m_spouse = new VelocityDb.WeakIOptimizedPersistableReference<VelocityDbSchema.Person>(aWoman);
if (j % 1000000 == 0)
Console.WriteLine("Loop # " + j);
}
UInt64 id = aWoman.Id;
Console.WriteLine("Commit, done Loop # " + j);
session.Commit();
}
}
//[TestCase(true)]
//[TestCase(false)]
public void CreateDataWithBackupServerAutoPlacement(bool useServerSession)
{
int loops = 100000;
int j;
if (Directory.Exists(backupDir))
Directory.Delete(backupDir, true); // remove systemDir from prior runs and all its databases.
Directory.CreateDirectory(backupDir);
using (SessionBase session = useServerSession ? (SessionBase)new ServerClientSession(systemDir) : (SessionBase)new SessionNoServer(systemDir))
{
Man aMan = null;
Woman aWoman = null;
const bool isBackupLocation = true;
session.BeginUpdate();
// we need to have backup locations special since server is not supposed to do encryption or compression
DatabaseLocation backupLocation = new DatabaseLocation(Dns.GetHostName(), backupDir, backupLocationStartDbNum, UInt32.MaxValue, session,
PageInfo.compressionKind.None, PageInfo.encryptionKind.noEncryption, isBackupLocation, session.DatabaseLocations.Default());
session.NewLocation(backupLocation);
for (j = 1; j <= loops; j++)
{
aMan = new Man(null, aMan, DateTime.Now);
session.Persist(aMan);
aWoman = new Woman(aMan, aWoman);
session.Persist(aWoman);
aMan.m_spouse = new WeakIOptimizedPersistableReference<VelocityDbSchema.Person>(aWoman);
if (j % 1000000 == 0)
Console.WriteLine("Loop # " + j);
}
UInt64 id = aWoman.Id;
Console.WriteLine("Commit, done Loop # " + j);
session.Commit();
}
}
//[TestCase(false)]
public void CreateDataWithBackupServer(bool useServerSession)
{
int loops = 30000;
UInt16 objectsPerPage = 300;
UInt16 pagesPerDatabase = 65000;
int j;
if (Directory.Exists(backupDir))
{
foreach (string s in Directory.GetFiles(backupDir))
File.Delete(s);
foreach (string s in Directory.GetDirectories(backupDir))
Directory.Delete(s, true);
}
else
Directory.CreateDirectory(systemDir);
using (SessionBase session = useServerSession ? (SessionBase)new ServerClientSession(systemDir) : (SessionBase)new SessionNoServer(systemDir))
{
Placement place = new Placement(11, 1, 1, objectsPerPage, pagesPerDatabase);
Man aMan = null;
Woman aWoman = null;
const bool isBackupLocation = true;
session.BeginUpdate();
// we need to have backup locations special since server is not supposed to do encryption or compression
DatabaseLocation backupLocation = new DatabaseLocation(Dns.GetHostName(), backupDir, backupLocationStartDbNum, UInt32.MaxValue, session,
PageInfo.compressionKind.None, PageInfo.encryptionKind.noEncryption, isBackupLocation, session.DatabaseLocations.Default());
session.NewLocation(backupLocation);
for (j = 1; j <= loops; j++)
{
aMan = new Man(null, aMan, DateTime.UtcNow);
aMan.Persist(place, session);
aWoman = new Woman(aMan, aWoman);
aWoman.Persist(place, session);
aMan.m_spouse = new WeakIOptimizedPersistableReference<VelocityDbSchema.Person>(aWoman);
if (j % 1000000 == 0)
Console.WriteLine("Loop # " + j);
}
UInt64 id = aWoman.Id;
Console.WriteLine("Commit, done Loop # " + j);
session.Commit();
}
}
public void SingleReaderSingleUpdater3()
{
UInt64 id;
using (SessionNoServer session = new SessionNoServer(systemDir))
{
session.BeginUpdate();
Man man = new Man();
man.Persist(session, man);
id = man.Id;
session.Commit();
session.BeginUpdate();
man.Age = ++man.Age;
session.FlushUpdates();
using (SessionNoServer session2 = new SessionNoServer(systemDir))
{
session2.BeginRead();
Man man2 = (Man)session2.Open(id);
Assert.Less(man2.Age, man.Age);
session2.Commit();
}
session.Commit();
}
}
public void CreateDefaultCompareFailException()
{
using (SessionNoServer session = new SessionNoServer(systemDir))
{
Man aMan;
Woman aWoman;
session.BeginUpdate();
BTreeSet<Person> bTree = new BTreeSet<Person>(null, session);
for (int i = 0; i < 1000000; i++)
{
aMan = new Man();
aWoman = new Woman();
bTree.Add(aMan);
bTree.Add(aWoman);
}
session.Commit();
}
}
[TestCase(false)] // test will fail if pessimistic locking is used
public void SingleReaderSingleUpdater4(bool useReaderCommit)
{
using (SessionNoServer updater = new SessionNoServer(systemDir, 5000))
using (SessionNoServer reader = new SessionNoServer(systemDir, 5000))
{
updater.SetTraceAllDbActivity();
reader.SetTraceAllDbActivity();
updater.BeginUpdate();
UInt32 dbNum = updater.DatabaseNumberOf(typeof(Man));
Database db = updater.OpenDatabase(dbNum, true, false);
if (db != null)
updater.DeleteDatabase(db);
updater.Commit();
updater.BeginUpdate();
Man man = new Man();
for (int i = 0; i < 100; i++)
{
man = new Man();
updater.Persist(man);
}
updater.Commit();
reader.BeginRead();
updater.BeginUpdate();
db = reader.OpenDatabase(dbNum);
foreach (Page page in db)
Assert.True(page.PageInfo.VersionNumber == 1);
if (useReaderCommit)
reader.Commit();
if (useReaderCommit)
reader.BeginRead();
else
reader.ForceDatabaseCacheValidation();
for (int i = 1; i < 25; i++)
{
db = reader.OpenDatabase(dbNum);
foreach (Page page in db)
{
if (page.PageNumber > 1) // skip AutoPlacemnt page
{
Assert.True(page.PageInfo.VersionNumber == (ulong)i);
Man man2 = (Man)reader.Open(dbNum, page.PageNumber, 1, false);
Man manUpdated = (Man)updater.Open(dbNum, page.PageNumber, 1, true);
}
}
if (useReaderCommit)
{
reader.Commit();
reader.BeginRead();
}
else
reader.ForceDatabaseCacheValidation();
updater.Commit();
updater.BeginUpdate();
}
Database db2 = reader.OpenDatabase(dbNum);
db = updater.OpenDatabase(dbNum);
for (int i = 25; i < 50; i++)
{
foreach (Page page in db)
{
if (page.PageNumber > 1)
{
Assert.True(page.PageInfo.VersionNumber == (ulong)i);
Man manUpdated = (Man)updater.Open(dbNum, page.PageNumber, 1, true);
}
}
updater.Commit();
updater.BeginUpdate();
db2 = reader.OpenDatabase(dbNum);
foreach (Page page in db2)
{
if (page.PageNumber > 1)
{
//Assert.True(page.PageInfo.VersionNumber == (ulong)i + 1);
Man man2 = (Man)reader.Open(dbNum, page.PageNumber, 1, false);
}
}
reader.ClearPageCache();
System.GC.Collect();
}
reader.Commit();
updater.Commit();
}
}
public void SingleServerReaderSingleServerUpdater2(bool useReaderCommit)
{
const UInt32 dbNum = 567;
using (ServerClientSession updater = new ServerClientSession(systemDir))
using (ServerClientSession reader = new ServerClientSession(systemDir, null, 2000, true, false, CacheEnum.No)) // CacheEnum.No or cache validating on session.Begin() - makes test fail
{
updater.BeginUpdate();
Database db = updater.OpenDatabase(dbNum, true, false);
if (db != null)
updater.DeleteDatabase(db);
updater.Commit();
updater.BeginUpdate();
Man man;
Placement place = new Placement(dbNum, 1, 1, 2);
for (int i = 0; i < 100; i++)
{
man = new Man();
man.Persist(place, updater);
}
updater.Commit();
reader.BeginRead();
db = reader.OpenDatabase(dbNum);
foreach (Page page in db)
Assert.True(page.PageInfo.VersionNumber == 1);
if (useReaderCommit)
reader.Commit();
updater.BeginUpdate();
if (useReaderCommit)
reader.BeginRead();
else
reader.ForceDatabaseCacheValidation();
for (int i = 1; i < 25; i++)
{
db = reader.OpenDatabase(dbNum);
foreach (Page page in db)
{
if (page.PageNumber > 0)
{
Assert.True(page.PageInfo.VersionNumber == (ulong)i);
Man man2 = (Man)reader.Open(dbNum, page.PageNumber, 1, false);
Man manUpdated = (Man)updater.Open(dbNum, page.PageNumber, 1, true);
}
}
if (useReaderCommit)
{
reader.Commit();
reader.BeginRead();
}
else
reader.ForceDatabaseCacheValidation();
updater.Commit();
updater.BeginUpdate();
}
Database db2 = reader.OpenDatabase(dbNum);
db = updater.OpenDatabase(dbNum);
for (int i = 25; i < 50; i++)
{
foreach (Page page in db)
{
if (page.PageNumber > 0)
{
Assert.True(page.PageInfo.VersionNumber == (ulong)i);
Man manUpdated = (Man)updater.Open(dbNum, page.PageNumber, 1, true);
}
}
updater.FlushUpdates(); // now server will see updated version of pages
foreach (Page page in db2)
{
if (page.PageNumber > 0)
{ // BUG Nov 8, 2011 1.0.4.0 reader sees version 28 when it should see version 27
Assert.True(page.PageInfo.VersionNumber == (ulong)i); // reader should see the commited version of the page, not the uncommited updated version
Man man2 = (Man)reader.Open(dbNum, page.PageNumber, 1, false);
}
}
reader.ClearPageCache(); // required or else we will use cached page and Assert (see line above) will fail
System.GC.Collect(); // force weak referenced pages to be garbage collected (again to avoid Assert failure)
updater.Commit();
updater.BeginUpdate();
}
reader.Commit();
updater.DeleteDatabase(db);
updater.Commit();
}
}
public void SingleServerReaderSingleServerUpdater1()
{
ServerClientSession updater = new ServerClientSession(systemDir);
ServerClientSession reader = new ServerClientSession(systemDir);
const UInt32 dbNum = 345;
try
{
updater.BeginUpdate();
Man man;
Placement place = new Placement(dbNum, 1, 1, 2);
for (int i = 0; i < 100; i++)
{
man = new Man();
man.Persist(place, updater);
}
updater.Commit();
reader.BeginRead();
Database db = reader.OpenDatabase(dbNum);
foreach (Page page in db)
Assert.True(page.PageInfo.VersionNumber == 1);
reader.Commit();
updater.BeginUpdate();
reader.BeginRead();
for (int i = 1; i < 25; i++)
{
db = reader.OpenDatabase(dbNum);
foreach (Page page in db)
{
if (page.PageNumber > 0)
{
Assert.True(page.PageInfo.VersionNumber == (ulong)i);
Man man2 = (Man)reader.Open(dbNum, page.PageNumber, 1, false);
Man manUpdated = (Man)updater.Open(dbNum, page.PageNumber, 1, true);
}
}
reader.Commit();
reader.BeginRead();
updater.Commit();
updater.BeginUpdate();
reader.ForceDatabaseCacheValidation(); // we now validate on BeginRead so to make this test pass, we need to add this call after updater commit.
}
Database db2 = reader.OpenDatabase(dbNum);
db = updater.OpenDatabase(dbNum);
for (int i = 25; i < 50; i++)
{
foreach (Page page in db)
{
if (page.PageNumber > 0)
{
Assert.True(page.PageInfo.VersionNumber == (ulong)i);
Man manUpdated = (Man)updater.Open(dbNum, page.PageNumber, 1, true);
}
}
updater.Commit();
updater.BeginUpdate();
foreach (Page page in db2)
{
if (page.PageNumber > 0)
{
Assert.True(page.PageInfo.VersionNumber == (ulong)i + 1);
Man man2 = (Man)reader.Open(dbNum, page.PageNumber, 1, false);
}
}
reader.ClearPageCache(); // required or else we will use cached page and Assert (see line above) will fail
System.GC.Collect(); // force weak referenced pages to be garbage collected (again to avoid Assert failure)
}
reader.Commit();
updater.DeleteDatabase(db);
updater.Commit();
}
finally
{
updater.Dispose();
reader.Dispose();
}
}
[Repeat(3)] // remove when propagation of optimistic locking flag is done to slave database locations TO DO (issue caused by CopyAllDatabasdesTo that uses pessimistic locking)
public void multipleServersOK()
{
using (SessionNoServer session = new SessionNoServer(systemDir))
{
session.BeginRead();
foreach (DatabaseLocation loc in session.DatabaseLocations)
Console.WriteLine(loc.ToStringDetails(session, false));
session.Commit();
}
using (ServerClientSession session = new ServerClientSession(systemDir, systemHost))
{
session.SetTraceDbActivity(0);
DatabaseLocation localLocation = new DatabaseLocation(systemHost, location2Dir, 10000, 20000, session, PageInfo.compressionKind.LZ4, 0);
Placement place = new Placement(10000, 2);
session.BeginUpdate();
foreach (DatabaseLocation loc in session.DatabaseLocations)
Console.WriteLine(loc.ToStringDetails(session, false));
Console.WriteLine();
session.NewLocation(localLocation);
foreach (DatabaseLocation loc in session.DatabaseLocations)
Console.WriteLine(loc.ToStringDetails(session, false));
Man aMan = null;
Woman aWoman = null;
for (int j = 1; j <= 5; j++)
{
aMan = new Man(null, aMan, DateTime.UtcNow);
aMan.Persist(place, session);
aWoman = new Woman(aMan, aWoman);
aWoman.Persist(place, session);
aMan.m_spouse = new WeakIOptimizedPersistableReference<VelocityDbSchema.Person>(aWoman);
if (j % 1000 == 0)
{
session.FlushUpdates();
}
}
localLocation = new DatabaseLocation(systemHost2, systemDir, 20001, 30000, session, PageInfo.compressionKind.LZ4, 0);
session.NewLocation(localLocation);
foreach (DatabaseLocation loc in session.DatabaseLocations)
Console.WriteLine(loc.ToStringDetails(session, false));
place = new Placement(20001);
//localDatabase = session.NewDatabase(20001, localLocation);
for (int j = 1; j <= 5; j++)
{
aMan = new Man(null, aMan, DateTime.UtcNow);
aMan.Persist(place, session);
aWoman = new Woman(aMan, aWoman);
aWoman.Persist(place, session);
aMan.m_spouse = new WeakIOptimizedPersistableReference<VelocityDbSchema.Person>(aWoman);
if (j % 1000 == 0)
{
session.FlushUpdates();
}
}
DatabaseLocation serverLocation = new DatabaseLocation(systemHost2, location2Dir, 30001, 40000, session, PageInfo.compressionKind.LZ4, 0);
session.NewLocation(serverLocation);
foreach (DatabaseLocation loc in session.DatabaseLocations)
Console.WriteLine(loc.ToStringDetails(session, false));
place = new Placement(30001);
for (int j = 1; j <= 5; j++)
{
aMan = new Man(null, aMan, DateTime.UtcNow);
aMan.Persist(place, session);
aWoman = new Woman(aMan, aWoman);
aWoman.Persist(place, session);
aMan.m_spouse = new WeakIOptimizedPersistableReference<VelocityDbSchema.Person>(aWoman);
if (j % 1000 == 0)
{
session.FlushUpdates();
}
}
localLocation = new DatabaseLocation(systemHost3, systemDir, 40001, 50000, session, PageInfo.compressionKind.None, 0);
session.NewLocation(localLocation);
place = new Placement(40001);
//localDatabase = session.NewDatabase(20001, localLocation);
for (int j = 1; j <= 5; j++)
{
aMan = new Man(null, aMan, DateTime.UtcNow);
aMan.Persist(place, session);
aWoman = new Woman(aMan, aWoman);
aWoman.Persist(place, session);
aMan.m_spouse = new WeakIOptimizedPersistableReference<VelocityDbSchema.Person>(aWoman);
if (j % 1000 == 0)
{
session.FlushUpdates();
}
}
session.Commit();
}
using (ServerClientSession session = new ServerClientSession(systemDir, systemHost))
{
session.CopyAllDatabasesTo(copyDir);
using (SessionNoServer copySession = new SessionNoServer(copyDir))
{
copySession.Verify();
}
}
using (ServerClientSession session = new ServerClientSession(systemDir, systemHost, 2000, false)) // TO DO, change back to use optimistic locking
{
//session.SetTraceDbActivity(0);
session.BeginUpdate();
Database db = session.OpenDatabase(10000);
session.DeleteDatabase(db);
db = session.OpenDatabase(20001);
session.DeleteDatabase(db);
db = session.OpenDatabase(30001);
session.DeleteDatabase(db);
db = session.OpenDatabase(40001);
session.DeleteDatabase(db);
session.Commit();
Directory.Delete(copyDir, true);
}
System.GC.Collect();
System.GC.WaitForPendingFinalizers();
using (ServerClientSession session = new ServerClientSession(systemDir, systemHost))
{
Assert.True(session.OptimisticLocking);
}
}
public void TwoUpdaters3()
{
Assert.Throws<OptimisticLockingFailed>(() =>
{
UInt64 id;
try
{
using (SessionNoServer session = new SessionNoServer(systemDir))
{
session.BeginUpdate();
Man man = new Man();
man.Persist(session, man);
id = man.Id;
session.Commit();
session.BeginUpdate();
man.Age = ++man.Age;
session.FlushUpdates(); // fStream set for updated databases will cause other write sessions to fail updating these databases
using (SessionNoServer session2 = new SessionNoServer(systemDir))
{
session2.BeginUpdate();
Man man2 = (Man)session2.Open(id);
Assert.Less(man2.Age, man.Age);
man2.Age = ++man.Age;
session2.Commit(); // OptimisticLockingFailed here
}
session.Commit();
}
}
finally
{
System.GC.Collect();
}
});
}
public void CreateMoreDataWithBackupServer()
{
int loops = 30000;
UInt16 objectsPerPage = 350;
UInt16 pagesPerDatabase = 65000;
int j;
using (ServerClientSession session = new ServerClientSession(systemDir, Dns.GetHostName()))
{
Placement place = new Placement(11, 1, 1, objectsPerPage, pagesPerDatabase);
Man aMan = null;
Woman aWoman = null;
session.BeginUpdate();
for (j = 1; j <= loops; j++)
{
aMan = new Man(null, aMan, DateTime.UtcNow);
aMan.Persist(place, session);
aWoman = new Woman(aMan, aWoman);
aWoman.Persist(place, session);
aMan.m_spouse = new WeakIOptimizedPersistableReference<VelocityDbSchema.Person>(aWoman);
if (j % 1000000 == 0)
Console.WriteLine("Loop # " + j);
}
UInt64 id = aWoman.Id;
Console.WriteLine("Commit, done Loop # " + j);
session.Commit();
}
}
public void multipleServersInvalid()
{
Assert.Throws<InvalidChangeOfDefaultLocationException>(() =>
{
using (ServerClientSession session = new ServerClientSession(systemDir))
{
session.SetTraceDbActivity(2);
try
{
DatabaseLocation localLocation = new DatabaseLocation(systemHost, location2Dir, 10000, 20000, session, PageInfo.compressionKind.LZ4, 0);
Placement place = new Placement(10000, 2);
session.BeginUpdate();
session.NewLocation(localLocation);
Man aMan = null;
Woman aWoman = null;
for (int j = 1; j <= 5; j++)
{
aMan = new Man(null, aMan, DateTime.UtcNow);
aMan.Persist(place, session);
aWoman = new Woman(aMan, aWoman);
aWoman.Persist(place, session);
aMan.m_spouse = new WeakIOptimizedPersistableReference<VelocityDbSchema.Person>(aWoman);
if (j % 1000 == 0)
{
session.FlushUpdates();
}
}
localLocation = new DatabaseLocation(systemHost, systemDir, 20001, 30000, session, PageInfo.compressionKind.None, 0);
session.NewLocation(localLocation);
place = new Placement(20001);
//localDatabase = session.NewDatabase(20001, localLocation);
for (int j = 1; j <= 5; j++)
{
aMan = new Man(null, aMan, DateTime.UtcNow);
aMan.Persist(place, session);
aWoman = new Woman(aMan, aWoman);
aWoman.Persist(place, session);
aMan.m_spouse = new WeakIOptimizedPersistableReference<VelocityDbSchema.Person>(aWoman);
if (j % 1000 == 0)
{
session.FlushUpdates();
}
}
DatabaseLocation serverLocation = new DatabaseLocation(systemHost2, location2Dir, 30001, 40000, session, PageInfo.compressionKind.LZ4, 0);
session.NewLocation(serverLocation);
place = new Placement(30001);
for (int j = 1; j <= 5; j++)
{
aMan = new Man(null, aMan, DateTime.UtcNow);
aMan.Persist(place, session);
aWoman = new Woman(aMan, aWoman);
aWoman.Persist(place, session);
aMan.m_spouse = new WeakIOptimizedPersistableReference<VelocityDbSchema.Person>(aWoman);
if (j % 1000 == 0)
{
session.FlushUpdates();
}
}
session.Commit();
}
finally
{
//session.Close();
}
}
});
}
public void CreateDefaultCompare()
{
using (SessionNoServer session = new SessionNoServer(systemDir))
{
Man aMan = new Man();
Woman aWoman = new Woman();
session.BeginUpdate();
BTreeSet<Person> bTree = new BTreeSet<Person>(null, session);
session.Persist(bTree);
for (int i = 0; i < 50000; i++)
{
aMan = new Man();
aMan.Persist(session, aMan);
aWoman = new Woman();
aWoman.Persist(session, aWoman);
bTree.Add(aMan);
Assert.AreEqual(bTree.GetKeyId(aMan), aMan.Id);
bTree.Add(aWoman);
}
session.Commit();
}
}
public void CreateCompareFields(int numberOfLoops, int comparisonByteArraySize)
{
GCLatencyMode gcLatencyMode = GCSettings.LatencyMode;
Person.s_randGen = new Random(5);
try
{
using (SessionNoServer session = new SessionNoServer(systemDir))
{
//session.ClientCache.MinimumAvailableMegaBytes = 1100;
//session.SetTraceAllDbActivity();
Man aMan;
Woman aWoman;
session.BeginUpdate();
CompareByField<Person> compareByField = new CompareByField<Person>("m_firstName", session, false);
compareByField.AddFieldToCompare("m_lastName");
compareByField.AddFieldToCompare("m_age");
BTreeSet<Person> bTree = new BTreeSet<Person>(compareByField, session, 2000, (ushort)comparisonByteArraySize);
Placement place = new Placement((UInt32)numberOfLoops);
bTree.Persist(place, session);
for (int i = 0; i < numberOfLoops; i++)
{
aMan = new Man();
aWoman = new Woman();
bTree.AddFast(aMan);
bTree.AddFast(aWoman);
if (i % 5000 == 0)
bTree.FlushTransients();
}
session.Commit();
}
}
finally
{
GCSettings.LatencyMode = gcLatencyMode;
}
}
public void TwoUpdaters2()
{
Assert.Throws<OpenDatabaseException>(() =>
{
UInt64 id;
try
{
using (SessionNoServer session = new SessionNoServer(systemDir))
{
session.BeginUpdate();
Man man = new Man();
man.Persist(session, man);
id = man.Id;
session.Commit();
session.BeginUpdate();
man.Age = ++man.Age;
session.FlushUpdates();
using (SessionNoServer session2 = new SessionNoServer(systemDir))
{
session2.BeginRead();
Man man2 = (Man)session2.Open(id);
Assert.Less(man2.Age, man.Age);
man2.Age = ++man.Age; // We'll get the OpenDatabase exception here since we are not in an update transaction
session2.Commit();
}
session.Commit();
}
}
finally
{
System.GC.Collect();
}
});
}
