BinaryOperation.java 1.68 KB
package kernel.operation;

import kernel.Cell;
import kernel.Formula;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;

abstract public class BinaryOperation implements Formula,Serializable {

	private static final long serialVersionUID = 1L;
	protected Cell leftCell;
    protected Cell rightCell;
 

    public BinaryOperation(Cell leftCell, Cell rightCell) {
        this.leftCell = leftCell;
        this.rightCell = rightCell;
    }

    abstract public double eval();
    abstract public String getOperator();
    public String getDevelopedFormula() {
        return "(" + this.leftCell.getDevelopedFormula() + this.getOperator() + this.rightCell.getDevelopedFormula()+")";
    }

    public String toString() {
        return this.leftCell.getId() + this.getOperator() + this.rightCell.getId();
    }


    public boolean createCycle(Cell cell) {
        if (this.leftCell.containFormula() && !this.rightCell.containFormula())
            return this.leftCell.getFormula().createCycle(cell);
      
        if (!this.leftCell.containFormula() && this.rightCell.containFormula())
            return this.rightCell.getFormula().createCycle(cell);
           
        if (this.leftCell.containFormula() && this.rightCell.containFormula())
            return this.leftCell.getFormula().createCycle(cell) && this.rightCell.getFormula().createCycle(cell);
                
        return (cell.getId().equals(this.rightCell.getId()) || cell.getId().equals(this.leftCell.getId()));

    }

    

    
    public List<Cell> getUtilisedCells() {
        List<Cell> cells = new ArrayList<>();
        cells.add(this.leftCell);
        cells.add(this.rightCell);

        return cells;
    }
}