import org.simantics.db.AsyncReadGraph;
import org.simantics.db.procedure.AsyncSetListener;
-public class AsyncSetListenerAdapter<T> implements AsyncSetListener<T> {
+public abstract class AsyncSetListenerAdapter<T> implements AsyncSetListener<T> {
@Override
public void exception(AsyncReadGraph graph, Throwable t) {
}
@Override
- public boolean isDisposed() {
- return false;
- }
+ public abstract boolean isDisposed();
}