dictionary = db.getMetadata().getIndexManager().getDictionary();
if (!db.getMetadata().getSchema().existsClass(CLASS))
db.getMetadata().getSchema().createClass(CLASS);
db.declareIntent(new OIntentMassiveInsert());
} catch (Exception e1) {
System.err.println("Could not initialize OrientDB connection pool for Loader: " + e1.toString());
e1.printStackTrace();
return;