-package org.simantics.spreadsheet.graph;
+package org.simantics.spreadsheet.solver;
import java.io.Serializable;
import java.util.Collection;
import java.util.Optional;
+import org.simantics.spreadsheet.SpreadsheetVisitable;
+
public interface SpreadsheetElement<Child extends SpreadsheetElement<?, ?>, Parent extends SpreadsheetElement<?, ?>> extends SpreadsheetVisitable, Serializable {
Optional<Parent> getParent();