public Collection<Object> getObjects() {
   return new ObjectStoreWrapper(session.getObjectStore(), null, ObjectStoreWrapper.OBJECT);
 }
 public Collection<Object> getObjects(org.drools.runtime.ObjectFilter filter) {
   return new ObjectStoreWrapper(session.getObjectStore(), filter, ObjectStoreWrapper.OBJECT);
 }
 public <T extends org.drools.runtime.rule.FactHandle> Collection<T> getFactHandles(
     org.drools.runtime.ObjectFilter filter) {
   return new ObjectStoreWrapper(session.getObjectStore(), filter, ObjectStoreWrapper.FACT_HANDLE);
 }