/// <summary>
/// Ensures that the database locations system database file knows that the all the
/// database files are in the current database folder, in case this is a copy of a
/// database created in another folder, which may have been on another computer.
/// </summary>
public static void Localise(string databaseFolderPath)
{
Debug.WriteLine("DatabaseLocationHelper.Localise");
Session = new SessionNoServer(databaseFolderPath);
var defaultDatabaseLocation = Session.DefaultDatabaseLocation();
if (!IsDatabaseLocationLocal(defaultDatabaseLocation))
{
Debug.WriteLine(" Localising default database location");
Session.RelocateDefaultDatabaseLocation();
}
Session.BeginUpdate();
foreach (var database in Session.Databases)
{
if (!IsDatabaseLocationLocal(database.Location))
{
Debug.WriteLine($" Localising database location {database.Location}");
Session.RelocateDatabaseLocationFor(
database.DatabaseNumber, SessionBase.LocalHost,
Session.SystemDirectory);
}
}
Session.Commit();
}
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, "object2", DataType.IOptimizedPersistable, PropertyKind.Indexed);
Vertex mVickyCB = movieType.NewVertex();
mVickyCB.SetProperty(movieTitleType, "Vicky Cristina Barcelona");
mVickyCB.SetProperty(movieYearType, (int)(2008));
OptimizedPersistable pObj = new OptimizedPersistable();
session.Persist(pObj);
mVickyCB.SetProperty(objectPropertyType, pObj);
pObj = new OptimizedPersistable();
session.Persist(pObj);
mVickyCB.SetProperty(objectPropertyTypeIndexed, pObj);
Vertex mMatsCB = movieType.NewVertex();
mMatsCB.SetProperty(movieTitleType, "Mats Cristina Barcelona");
mMatsCB.SetProperty(movieYearType, (int)(2008));
pObj = new OptimizedPersistable();
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 void createDatabaseLocations(SessionBase session)
{
session.BeginUpdate();
Person person = new Person("Mats", "Persson", 54);
session.Persist(person);
var otherLocation = new DatabaseLocation(session.SystemHostName, otherDbDir, otherStartdbId, session.DefaultDatabaseLocation().EndDatabaseNumber, session);
Placement place = new Placement(otherStartdbId);
Person person2 = new Person("Mats", "Persson", 27);
session.Persist(place, person2);
session.Commit();
verifyDatabaseLocations(session);
}
