praktikum-holons/src/holeg/HolegPowerFlowContext.java

package holeg;

import holeg.model.Grid;

import java.util.ArrayList;
import java.util.List;

public class HolegPowerFlowContext {
    public List<Grid> lastSolvedGrids = new ArrayList<>();
    public Thread solverJob;
    public float solverTimeMilliseconds;
    public Grid showGridForVisual;

    public void clearCache() {
        lastSolvedGrids.clear();
    }

    public boolean isSolving() {
        return solverJob != null && solverJob.isAlive();
    }

    public void stopSolver() {
        if (solverJob != null) {
            try {
                solverJob.interrupt();
                // wait till old solver job has finished or is interrupted
                solverJob.join(100);
            }
            catch(InterruptedException ignored) {

            }
            solverJob = null;
        }
    }
}