|
public EvictSession ( |
||
| session | ||
| Результат | void | |
//
// SessionStateProviderBase.RemoveItem
//
public override void RemoveItem(HttpContext context, string id, object lockId, SessionStateStoreData item)
{
var sessionStore = new SessionStore(this._applicationName);
try
{
sessionStore.EvictSession(id, this._applicationName, lockId);
}
catch (Exception e)
{
if (WriteExceptionsToEventLog)
{
WriteToEventLog(e, "RemoveItem");
throw new ProviderException(e.Message, e.InnerException);
}
else
{
throw e;
}
}
}
//
// GetSessionStoreItem is called by both the GetItem and
// GetItemExclusive methods. GetSessionStoreItem retrieves the
// session data from the data source. If the lockRecord parameter
// is true (in the case of GetItemExclusive), then GetSessionStoreItem
// locks the record and sets a new LockId and LockDate.
//
private SessionStateStoreData GetSessionStoreItem(bool lockRecord,
HttpContext context,
string id,
out bool locked,
out TimeSpan lockAge,
out object lockId,
out SessionStateActions actionFlags)
{
// Initial values for return value and out parameters.
SessionStateStoreData item = null;
lockAge = TimeSpan.Zero;
lockId = null;
locked = false;
actionFlags = 0;
// byte array to hold serialized SessionStateItemCollection.
byte[] serializedItems = new byte[0];
var sessionStore = new SessionStore(_applicationName);
try
{
Session session = sessionStore.Get(id, this._applicationName);
// lockRecord is true when called from GetItemExclusive and
// false when called from GetItem.
// Obtain a lock if possible. Evict the record if it is expired.
if (session == null)
{
// Not found. The locked value is false.
locked = false;
}
else if (session.Expires < DateTime.Now)
{
locked = false;
sessionStore.EvictSession(session);
}
else if (session.Locked)
{
locked = true;
lockAge = DateTime.Now.Subtract(session.LockDate);
lockId = session.LockID;
}
else
{
locked = false;
lockId = session.LockID;
actionFlags = (SessionStateActions)session.Flags;
if (lockRecord)
{
lockId = (int)lockId + 1;
session.LockID = lockId;
session.Flags = 0;
sessionStore.LockSession(session);
}
if (actionFlags == SessionStateActions.InitializeItem)
item = CreateNewStoreData(context, sessionStateSection.Timeout.Minutes);
else
item = Deserialize(context, session.SessionItems.Bytes, session.Timeout);
}
}
catch (MongoConnectionException e)
{
if (WriteExceptionsToEventLog)
{
WriteToEventLog(e, "GetSessionStoreItem");
throw new ProviderException(e.Message, e.InnerException);
}
else
throw e;
}
return item;
}
//
// GetSessionStoreItem is called by both the GetItem and
// GetItemExclusive methods. GetSessionStoreItem retrieves the
// session data from the data source. If the lockRecord parameter
// is true (in the case of GetItemExclusive), then GetSessionStoreItem
// locks the record and sets a new LockId and LockDate.
//
private SessionStateStoreData GetSessionStoreItem(bool lockRecord,
HttpContext context,
string id,
out bool locked,
out TimeSpan lockAge,
out object lockId,
out SessionStateActions actionFlags)
{
// Initial values for return value and out parameters.
SessionStateStoreData item = null;
lockAge = TimeSpan.Zero;
lockId = null;
locked = false;
actionFlags = 0;
// byte array to hold serialized SessionStateItemCollection.
byte[] serializedItems = new byte[0];
var sessionStore = new SessionStore(_applicationName);
try
{
Session session = sessionStore.Get(id, this._applicationName);
// lockRecord is true when called from GetItemExclusive and
// false when called from GetItem.
// Obtain a lock if possible. Evict the record if it is expired.
if (session == null)
{
// Not found. The locked value is false.
locked = false;
}
else if (session.Expires < DateTime.Now)
{
locked = false;
sessionStore.EvictSession(session);
}
else if (session.Locked)
{
locked = true;
lockAge = DateTime.Now.Subtract(session.LockDate);
lockId = session.LockID;
}
else
{
locked = false;
lockId = session.LockID;
actionFlags = (SessionStateActions)session.Flags;
if (lockRecord)
{
lockId = (int)lockId + 1;
session.LockID = lockId;
session.Flags = 0;
sessionStore.LockSession(session);
}
if (actionFlags == SessionStateActions.InitializeItem)
{
item = CreateNewStoreData(context, sessionStateSection.Timeout.Minutes);
}
else
{
item = Deserialize(context, session.SessionItems.Bytes, session.Timeout);
}
}
}
catch (MongoConnectionException e)
{
if (WriteExceptionsToEventLog)
{
WriteToEventLog(e, "GetSessionStoreItem");
throw new ProviderException(e.Message, e.InnerException);
}
else
{
throw e;
}
}
return(item);
}
//
// SessionStateProviderBase.RemoveItem
//
public override void RemoveItem(HttpContext context, string id, object lockId, SessionStateStoreData item)
{
var sessionStore = new SessionStore(this._applicationName);
try
{
sessionStore.EvictSession(id, this._applicationName, lockId);
}
catch (Exception e)
{
if (WriteExceptionsToEventLog)
{
WriteToEventLog(e, "RemoveItem");
throw new ProviderException(e.Message, e.InnerException);
}
else
throw e;
}
}
