private static <T extends DBEObjectManager> T getObjectManager(Class<?> objectType, Class<T> managerType)
    {
        return ObjectManagerRegistry.getInstance().getObjectManager(objectType, managerType);
    }
Check whether the owner project of the specified node has required permissions
plugins/org.jkiss.dbeaver.ui.navigator/src/org/jkiss/dbeaver/ui/actions/ObjectPropertyTester.java