public virtual FileUsageStats CollectStats()
{
_stats = new FileUsageStats(_db.FileLength(), FileHeaderUsage(), IdSystemUsage(),
Freespace(), ClassMetadataUsage(), FreespaceUsage(), UuidUsage(), _slots, CommitTimestampUsage
());
Sharpen.Util.ISet classRoots = ClassNode.BuildHierarchy(_db.ClassCollection());
for (IEnumerator classRootIter = classRoots.GetEnumerator(); classRootIter.MoveNext
();)
{
ClassNode classRoot = ((ClassNode)classRootIter.Current);
CollectClassSlots(classRoot.ClassMetadata());
CollectClassStats(_stats, classRoot);
}
return(_stats);
}
public override void Convert(ConversionStage.SystemUpStage stage)
{
LocalObjectContainer container = stage.File();
if (!container.Config().GenerateCommitTimestamps().DefiniteYes())
{
return;
}
container.ClassCollection().WriteAllClasses();
BuildCommitTimestampIndex(container);
container.SystemTransaction().Commit();
}
public virtual void ReplaceClassMetadataRepository()
{
Db4objects.Db4o.Internal.Transaction systemTransaction = _targetDb.SystemTransaction
();
// Can't use strictMappedID because the repository ID can
// be lower than HandlerRegisrtry _highestBuiltinTypeID and
// the ClassRepository ID would be treated as a system handler
// and the unmapped ID would be returned.
int newRepositoryId = _mapping.MappedId(SourceClassCollectionID());
int sourceIdentityID = DatabaseIdentityID(DefragmentServicesImpl.Sourcedb);
int targetIdentityID = _mapping.MappedId(sourceIdentityID);
int targetUuidIndexID = _mapping.MappedId(SourceUuidIndexID());
int oldIdentityId = _targetDb.SystemData().Identity().GetID(systemTransaction);
int oldRepositoryId = _targetDb.ClassCollection().GetID();
ClassMetadataRepository oldRepository = _targetDb.ClassCollection();
ClassMetadataRepository newRepository = new ClassMetadataRepository(systemTransaction
);
newRepository.SetID(newRepositoryId);
newRepository.Read(systemTransaction);
newRepository.InitOnUp(systemTransaction);
_targetDb.SystemData().ClassCollectionID(newRepositoryId);
_targetDb.ReplaceClassMetadataRepository(newRepository);
_targetDb.SystemData().UuidIndexId(targetUuidIndexID);
Db4oDatabase identity = (Db4oDatabase)_targetDb.GetByID(systemTransaction, targetIdentityID
);
_targetDb.SetIdentity(identity);
ClassMetadataIterator iterator = oldRepository.Iterator();
while (iterator.MoveNext())
{
ClassMetadata classMetadata = iterator.CurrentClass();
BTreeClassIndexStrategy index = (BTreeClassIndexStrategy)classMetadata.Index();
index.Btree().Free(_targetDb.LocalSystemTransaction());
FreeById(classMetadata.GetID());
}
FreeById(oldIdentityId);
FreeById(oldRepositoryId);
}
public static IDictionary TypesFor(LocalObjectContainer db, Sharpen.Util.ISet ids
)
{
IDictionary id2clazzes = new Hashtable();
ClassMetadataIterator iter = db.ClassCollection().Iterator();
while (iter.MoveNext())
{
for (IEnumerator idIter = ids.GetEnumerator(); idIter.MoveNext();)
{
int id = ((int)idIter.Current);
ClassMetadata clazz = iter.CurrentClass();
BTree btree = BTreeClassIndexStrategy.Btree(clazz);
if (btree.Search(db.SystemTransaction(), id) != null)
{
Sharpen.Util.ISet clazzes = ((Sharpen.Util.ISet)id2clazzes[id]);
if (clazzes == null)
{
clazzes = new HashSet();
id2clazzes[id] = clazzes;
}
clazzes.Add(clazz);
}
}
}
IDictionary id2clazz = new Hashtable();
for (IEnumerator idIter = id2clazzes.Keys.GetEnumerator(); idIter.MoveNext();)
{
int id = ((int)idIter.Current);
Sharpen.Util.ISet clazzes = ((Sharpen.Util.ISet)id2clazzes[id]);
ClassMetadata mostSpecific = null;
for (IEnumerator curClazzIter = clazzes.GetEnumerator(); curClazzIter.MoveNext();)
{
ClassMetadata curClazz = ((ClassMetadata)curClazzIter.Current);
for (IEnumerator cmpClazzIter = clazzes.GetEnumerator(); cmpClazzIter.MoveNext();)
{
ClassMetadata cmpClazz = ((ClassMetadata)cmpClazzIter.Current);
if (curClazz.Equals(cmpClazz._ancestor))
{
goto OUTER_continue;
}
}
mostSpecific = curClazz;
break;
OUTER_continue :;
}
OUTER_break :;
id2clazz[id] = mostSpecific;
}
return(id2clazz);
}
private void RebuildUUIDIndex(LocalObjectContainer file)
{
var uuid = file.UUIDIndex();
var i = file.ClassCollection().Iterator();
while (i.MoveNext())
{
var clazz = i.CurrentClass();
if (clazz.GenerateUUIDs())
{
uuid.RebuildIndexForClass(file, clazz);
}
}
}
private void BuildCommitTimestampIndex(LocalObjectContainer container)
{
versionFieldMetadata = container.Handlers.Indexes()._version;
var i = container.ClassCollection().Iterator();
while (i.MoveNext())
{
var clazz = i.CurrentClass();
if (clazz.HasVersionField() && !clazz.IsStruct())
{
RebuildIndexForClass(container, clazz);
}
}
}
private void RebuildUUIDIndex(LocalObjectContainer file)
{
UUIDFieldMetadata uuid = file.UUIDIndex();
ClassMetadataIterator i = file.ClassCollection().Iterator();
while (i.MoveNext())
{
ClassMetadata clazz = i.CurrentClass();
if (clazz.GenerateUUIDs())
{
uuid.RebuildIndexForClass(file, clazz);
}
}
}
private void BuildCommitTimestampIndex(LocalObjectContainer container)
{
versionFieldMetadata = container.Handlers.Indexes()._version;
var i = container.ClassCollection().Iterator();
while (i.MoveNext())
{
var clazz = i.CurrentClass();
if (clazz.HasVersionField() && !clazz.IsStruct())
{
RebuildIndexForClass(container, clazz);
}
}
}
public override void Convert(ConversionStage.SystemUpStage stage)
{
LocalObjectContainer file = stage.File();
ClassMetadataIterator i = file.ClassCollection().Iterator();
while (i.MoveNext())
{
ClassMetadata classmetadata = i.CurrentClass();
if (Accept(classmetadata))
{
classmetadata.DropClassIndex();
}
}
}
private IList CheckClassIndices()
{
IList invalidIds = new ArrayList();
IIdSystem idSystem = _db.IdSystem();
if (!(idSystem is BTreeIdSystem))
{
return(invalidIds);
}
ClassMetadataIterator clazzIter = _db.ClassCollection().Iterator();
while (clazzIter.MoveNext())
{
ClassMetadata clazz = clazzIter.CurrentClass();
if (!clazz.HasClassIndex())
{
continue;
}
BTreeClassIndexStrategy index = (BTreeClassIndexStrategy)clazz.Index();
index.TraverseIds(_db.SystemTransaction(), new _IVisitor4_64(this, invalidIds, clazz
));
}
return(invalidIds);
}
public virtual IStoredClass[] StoredClasses(DefragmentServicesImpl.DbSelector selector
)
{
LocalObjectContainer db = selector.Db(this);
db.ShowInternalClasses(true);
try
{
return(db.ClassCollection().StoredClasses());
}
finally
{
db.ShowInternalClasses(false);
}
}
private ObjectServerImpl(LocalObjectContainer container, ServerConfigurationImpl
serverConfig, int port, bool isEmbeddedServer)
{
_isEmbeddedServer = isEmbeddedServer;
_container = container;
_serverConfig = serverConfig;
_socketFactory = serverConfig.Networking.SocketFactory;
_transactionPool = new ClientTransactionPool(container);
_port = port;
_name = "db4o ServerSocket FILE: " + container.ToString() + " PORT:" + _port;
_container.SetServer(true);
ConfigureObjectServer();
_classInfoHelper = new Db4objects.Db4o.CS.Internal.ClassInfoHelper(Db4oClientServerLegacyConfigurationBridge
.AsLegacy(serverConfig));
_container.ClassCollection().CheckAllClassChanges();
bool ok = false;
try
{
EnsureLoadStaticClass();
StartCommittedCallbackThread(_committedInfosQueue);
StartServer();
if (_serverConfig != null)
{
_serverConfig.ApplyConfigurationItems(this);
}
ok = true;
}
finally
{
if (!ok)
{
Close();
}
}
}
public virtual int SourceClassCollectionID()
{
return(_sourceDb.ClassCollection().GetID());
}
