private Kontroll()
{
Db4objects.Db4o.Config.IEmbeddedConfiguration minConfig = Db4oEmbedded.NewConfiguration();
minConfig.Common.ActivationDepth = 5;
minConfig.Common.UpdateDepth = 2;
objBase = Db4oEmbedded.OpenFile(minConfig, odbName);
}
private void DoBiDirectionalReplication()
{
Db4objects.Db4o.IObjectContainer handheld = OpenDb(ConfigureDb4oForReplication(), "handheld.yap");
StoreSomePilots(handheld);
Db4objects.Db4o.IObjectContainer desktop = OpenDb(ConfigureDb4oForReplication(), "desktop.yap");
StoreSomeMorePilots(desktop);
DisplayContents("Bi-Directional", "Before", handheld, desktop);
Db4objects.Drs.IReplicationSession replication =
Db4objects.Drs.Replication.Begin(ProviderFor(handheld), ProviderFor(desktop));
Db4objects.Db4o.IObjectSet changed = replication.ProviderA().ObjectsChangedSinceLastReplication
();
while (changed.HasNext())
{
replication.Replicate(changed.Next());
}
changed = replication.ProviderB().ObjectsChangedSinceLastReplication();
while (changed.HasNext())
{
replication.Replicate(changed.Next());
}
replication.Commit();
DisplayContents(string.Empty, "After", handheld, desktop);
CloseDb(handheld);
CloseDb(desktop);
}
private Kontroll()
{
Db4objects.Db4o.Config.IEmbeddedConfiguration minConfig = Db4oEmbedded.NewConfiguration();
minConfig.Common.ActivationDepth = 5;
minConfig.Common.UpdateDepth = 2;
objBase = Db4oEmbedded.OpenFile(minConfig, odbName);
}
private void DisplayContentsOf(string heading, Db4objects.Db4o.IObjectContainer db
)
{
Sharpen.Runtime.Out.WriteLine(heading);
Sharpen.Runtime.Out.WriteLine();
Db4objects.Db4o.IObjectSet result = db.QueryByExample(new Db4objects.Drs.Quickstart.Simple.Pilot());
ListResult(result);
}
private void DisplayContents(string methodname, string pointintime, Db4objects.Db4o.IObjectContainer
handheld, Db4objects.Db4o.IObjectContainer desktop)
{
if (methodname != string.Empty)
{
Sharpen.Runtime.Out.WriteLine(methodname + " Replication");
Sharpen.Runtime.Out.WriteLine();
}
Sharpen.Runtime.Out.WriteLine(pointintime + " Replication");
Sharpen.Runtime.Out.WriteLine();
DisplayContentsOf("Contents of Handheld", handheld);
DisplayContentsOf("Contents of Desktop", desktop);
}
public virtual void DoSelectiveReplication()
{
Db4objects.Db4o.IObjectContainer handheld = OpenDb(ConfigureDb4oForReplication(), "handheld.yap");
StoreSomePilots(handheld);
Db4objects.Db4o.IObjectContainer desktop = OpenDb(ConfigureDb4oForReplication(), "desktop.yap");
DisplayContents("Selective Replication", "Before", handheld, desktop);
Db4objects.Drs.IReplicationSession replication =
Db4objects.Drs.Replication.Begin(ProviderFor(handheld), ProviderFor(desktop));
Db4objects.Db4o.IObjectSet changed = replication.ProviderA().ObjectsChangedSinceLastReplication
();
while (changed.HasNext())
{
Db4objects.Drs.Quickstart.Simple.Pilot p = (Db4objects.Drs.Quickstart.Simple.Pilot
)changed.Next();
if (p._name.StartsWith("S"))
{
replication.Replicate(p);
}
}
replication.Commit();
DisplayContents(string.Empty, "After", handheld, desktop);
CloseDb(handheld);
CloseDb(desktop);
}
private void Initialize()
{
if (objContainer == null)
{
objContainer = Db4oEmbedded.OpenFile("config.db4o");
}
}
private void StoreSomePilots(Db4objects.Db4o.IObjectContainer db)
{
db.Store(new Db4objects.Drs.Quickstart.Simple.Pilot("Scott Felton", 52));
db.Store(new Db4objects.Drs.Quickstart.Simple.Pilot("Frank Green", 45));
}
private void CloseDb(Db4objects.Db4o.IObjectContainer db)
{
db.Close();
}
private void StoreSomeMorePilots(Db4objects.Db4o.IObjectContainer db)
{
db.Store(new Db4objects.Drs.Quickstart.Simple.Pilot("Peter van der Merwe", 37));
db.Store(new Db4objects.Drs.Quickstart.Simple.Pilot("Albert Kwan", 30));
}
public Db4oObjectSet(Db4objects.Db4o.IObjectContainer container)
{
Contract.Requires <ArgumentNullException>(container != null, "container");
_container = container;
}
