/*!
  Creates and returns a TSessionStore object that matches the given key,
  or returns 0 if no matching session store is found.
*/
TSessionStore *TSessionStoreFactory::create(const QString &key)
{
    T_TRACEFUNC("key: %s", qPrintable(key));

    static const QString COOKIE_KEY = TSessionCookieStore().key().toLower();
    static const QString SQLOBJECT_KEY = TSessionSqlObjectStore().key().toLower();
    static const QString FILE_KEY = TSessionFileStore().key().toLower();
    static const QString REDIS_KEY = TSessionRedisStore().key().toLower();

    QMutexLocker locker(&mutex);

    loadPlugins();
    TSessionStore *ret = 0;

    QString k = key.toLower();
    if (k == COOKIE_KEY) {
        ret = new TSessionCookieStore;
    } else if (k == SQLOBJECT_KEY) {
        ret = new TSessionSqlObjectStore;
    } else if (k == FILE_KEY) {
        ret = new TSessionFileStore;
    } else if (k == REDIS_KEY) {
        ret = new TSessionRedisStore;
    } else {
        TSessionStoreInterface *ssif = sessIfMap->value(k);
        if (ssif) {
            ret = ssif->create(key);
        }
    }

    return ret;
}
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TSessionStore *TSessionStoreFactory::create(const QString &key)
{
    T_TRACEFUNC("key: %s", qPrintable(key));

    QMutexLocker locker(&mutex);
 
    loadPlugins();
    TSessionStore *ret = 0;
    QString k = key.toLower();
    int type = hash.value(k, Invalid);
    switch (type) {
    case SqlObject:
        ret = new TSessionSqlObjectStore;
        break;

    case Cookie:
        ret = new TSessionCookieStore;
        break;

    case File:
        ret = new TSessionFileStore;
        break;

    case Plugin: {
        for (QListIterator<TSessionStoreInterface *> i(*ssifs); i.hasNext(); ) {
             TSessionStoreInterface *p = i.next();
             if (p->keys().contains(k)) {
                 ret = p->create(k);
                 break;
             }
         }
         break; }

    default:
        // do nothing
        break;
    }

    return ret;
}