Function.java
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package kernel.function;
import kernel.Cell;
import kernel.Formula;
import java.util.ArrayList;
import java.util.Iterator;
abstract public class Function extends Formula {
protected ArrayList<Cell> listCells = new ArrayList<>();
abstract public String getDevelopedFormula();
abstract public String toString();
abstract public Double eval();
public Boolean createCycle(Cell cell) {
boolean cycle=false;
if (!this.listCells.contains(cell)){
Iterator<Cell> it=listCells.iterator();
while (it.hasNext() &&!cycle){
if (it.next().containFormula()){
cycle=it.next().getFormula().createCycle(cell);
}
}
return cycle;
}
else
return true;
}
}