public void unintern ( InternTable table ) { // This implementation is inherited by Identifier and Literal which have no children, // but is overridden in Operator, which does. refCount -- ; if ( refCount < 0 ) throw new IllegalStateException ( ) ; if ( refCount == 0 ) { Object res = table . remove ( this ) ; if ( res == null ) throw new IllegalStateException ( ) ; } }
Removes this Selector from an InternTable