public Transformer()
{
//
// Required for Windows Form Designer support
//
InitializeComponent();
this.SetStyle(ControlStyles.AllPaintingInWmPaint, true);
this.SetStyle(ControlStyles.UserPaint, true);
this.SetStyle(ControlStyles.DoubleBuffer, true);
Text = "COMP 4560: Assignment 5 (201230) Joseph Krump";
ResizeRedraw = true;
BackColor = Color.Black;
MenuItem miNewDat = new MenuItem("New &Data...",
new EventHandler(MenuNewDataOnClick));
MenuItem miExit = new MenuItem("E&xit",
new EventHandler(MenuFileExitOnClick));
MenuItem miDash = new MenuItem("-");
MenuItem miFile = new MenuItem("&File",
new MenuItem[] {miNewDat, miDash, miExit});
MenuItem miAbout = new MenuItem("&About",
new EventHandler(MenuAboutOnClick));
Menu = new MainMenu(new MenuItem[] {miFile, miAbout});
refresh += InvalidateWindow;
}
public TweetScreenController(IEventAggregator aggregator, IRegion region,
ITweetScreenFactory screenFactory, ITimeLineFactory timeLineFactory)
{
_aggregator = aggregator;
_region = region;
_factory = screenFactory;
_timeLineFactory = timeLineFactory;
_aggregator.GetEvent<AuthorizationStateChangedEvent>().Subscribe(
WhenAuthorizationStateChanged, true);
_refreshEvent = _aggregator.GetEvent<RefreshEvent>();
}
public virtual void OnRefresh(RefreshEvent @event, IDictionary refreshedAlready)
{
IEventSource source = @event.Session;
if (source.PersistenceContext.ReassociateIfUninitializedProxy(@event.Entity))
return;
object obj = source.PersistenceContext.UnproxyAndReassociate(@event.Entity);
if (refreshedAlready.Contains(obj))
{
log.Debug("already refreshed");
return;
}
EntityEntry e = source.PersistenceContext.GetEntry(obj);
IEntityPersister persister;
object id;
if (e == null)
{
persister = source.GetEntityPersister(null, obj); //refresh() does not pass an entityName
id = persister.GetIdentifier(obj, source.EntityMode);
if (log.IsDebugEnabled)
{
log.Debug("refreshing transient " + MessageHelper.InfoString(persister, id, source.Factory));
}
EntityKey key = new EntityKey(id, persister, source.EntityMode);
if (source.PersistenceContext.GetEntry(key) != null)
{
throw new PersistentObjectException("attempted to refresh transient instance when persistent instance was already associated with the Session: " +
MessageHelper.InfoString(persister, id, source.Factory));
}
}
else
{
if (log.IsDebugEnabled)
{
log.Debug("refreshing " + MessageHelper.InfoString(e.Persister, e.Id, source.Factory));
}
if (!e.ExistsInDatabase)
{
throw new HibernateException("this instance does not yet exist as a row in the database");
}
persister = e.Persister;
id = e.Id;
}
// cascade the refresh prior to refreshing this entity
refreshedAlready[obj] = obj;
new Cascade(CascadingAction.Refresh, CascadePoint.BeforeRefresh, source).CascadeOn(persister, obj, refreshedAlready);
if (e != null)
{
EntityKey key = new EntityKey(id, persister, source.EntityMode);
source.PersistenceContext.RemoveEntity(key);
if (persister.HasCollections)
new EvictVisitor(source).Process(obj, persister);
}
if (persister.HasCache)
{
CacheKey ck = new CacheKey(id, persister.IdentifierType, persister.RootEntityName, source.EntityMode, source.Factory);
persister.Cache.Remove(ck);
}
EvictCachedCollections(persister, id, source.Factory);
// NH Different behavior : NH-1601
// At this point the entity need the real refresh, all elementes of collections are Refreshed,
// the collection state was evicted, but the PersistentCollection (in the entity state)
// is associated with a possible previous session.
new WrapVisitor(source).Process(obj, persister);
string previousFetchProfile = source.FetchProfile;
source.FetchProfile = "refresh";
object result = persister.Load(id, obj, @event.LockMode, source);
source.FetchProfile = previousFetchProfile;
// NH Different behavior : we are ignoring transient entities without throw any kind of exception
// because a transient entity is "self refreshed"
if (!ForeignKeys.IsTransient(persister.EntityName, obj, result == null, @event.Session))
UnresolvableObjectException.ThrowIfNull(result, id, persister.EntityName);
}
public virtual void OnRefresh(RefreshEvent @event)
{
OnRefresh(@event, IdentityMap.Instantiate(10));
}
protected virtual void onRaiseRefreshEvent(RefreshEvent e)
{
if (refreshEvent != null) refreshEvent(this, EventArgs.Empty);
}
private void OnRefresh(object sender, EventArgs args) => RefreshEvent?.Invoke(sender, args);
public virtual void OnRefresh(RefreshEvent @event, IDictionary refreshedAlready)
{
IEventSource source = @event.Session;
bool isTransient = !source.Contains(@event.Entity);
if (source.PersistenceContext.ReassociateIfUninitializedProxy(@event.Entity))
{
if (isTransient)
{
source.SetReadOnly(@event.Entity, source.DefaultReadOnly);
}
return;
}
object obj = source.PersistenceContext.UnproxyAndReassociate(@event.Entity);
if (refreshedAlready.Contains(obj))
{
log.Debug("already refreshed");
return;
}
EntityEntry e = source.PersistenceContext.GetEntry(obj);
IEntityPersister persister;
object id;
if (e == null)
{
persister = source.GetEntityPersister(null, obj); //refresh() does not pass an entityName
id = persister.GetIdentifier(obj, source.EntityMode);
if (log.IsDebugEnabled)
{
log.Debug("refreshing transient " + MessageHelper.InfoString(persister, id, source.Factory));
}
EntityKey key = new EntityKey(id, persister, source.EntityMode);
if (source.PersistenceContext.GetEntry(key) != null)
{
throw new PersistentObjectException("attempted to refresh transient instance when persistent instance was already associated with the Session: " +
MessageHelper.InfoString(persister, id, source.Factory));
}
}
else
{
if (log.IsDebugEnabled)
{
log.Debug("refreshing " + MessageHelper.InfoString(e.Persister, e.Id, source.Factory));
}
if (!e.ExistsInDatabase)
{
throw new HibernateException("this instance does not yet exist as a row in the database");
}
persister = e.Persister;
id = e.Id;
}
// cascade the refresh prior to refreshing this entity
refreshedAlready[obj] = obj;
new Cascade(CascadingAction.Refresh, CascadePoint.BeforeRefresh, source).CascadeOn(persister, obj, refreshedAlready);
if (e != null)
{
EntityKey key = new EntityKey(id, persister, source.EntityMode);
source.PersistenceContext.RemoveEntity(key);
if (persister.HasCollections)
{
new EvictVisitor(source).Process(obj, persister);
}
}
if (persister.HasCache)
{
CacheKey ck = new CacheKey(id, persister.IdentifierType, persister.RootEntityName, source.EntityMode, source.Factory);
persister.Cache.Remove(ck);
}
EvictCachedCollections(persister, id, source.Factory);
// NH Different behavior : NH-1601
// At this point the entity need the real refresh, all elementes of collections are Refreshed,
// the collection state was evicted, but the PersistentCollection (in the entity state)
// is associated with a possible previous session.
new WrapVisitor(source).Process(obj, persister);
string previousFetchProfile = source.FetchProfile;
source.FetchProfile = "refresh";
object result = persister.Load(id, obj, @event.LockMode, source);
if (result != null)
{
if (!persister.IsMutable)
{
source.SetReadOnly(result, true);
}
else
{
source.SetReadOnly(result, (e == null ? source.DefaultReadOnly : e.IsReadOnly));
}
}
source.FetchProfile = previousFetchProfile;
// NH Different behavior : we are ignoring transient entities without throw any kind of exception
// because a transient entity is "self refreshed"
if (!ForeignKeys.IsTransient(persister.EntityName, obj, result == null, @event.Session))
{
UnresolvableObjectException.ThrowIfNull(result, id, persister.EntityName);
}
}
public virtual void OnRefresh(RefreshEvent @event)
{
OnRefresh(@event, IdentityMap.Instantiate(10));
}
public void OnRefresh(RefreshEvent @event)
{
log.Debug("OnRefresh :" + @event);
}
public void OnRefresh(RefreshEvent @event, System.Collections.IDictionary refreshedAlready)
{
log.Debug("OnRefresh :" + @event);
}
