org.ggp.base.apps.validator.ValidatorThread Maven / Gradle / Ivy

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A modified version of the GGP-Base library for Alloy.

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package org.ggp.base.apps.validator;

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

import org.ggp.base.apps.validator.event.ValidatorFailureEvent;
import org.ggp.base.apps.validator.event.ValidatorSuccessEvent;
import org.ggp.base.util.game.Game;
import org.ggp.base.util.observer.Event;
import org.ggp.base.util.observer.Observer;
import org.ggp.base.util.observer.Subject;
import org.ggp.base.validator.GameValidator;
import org.ggp.base.validator.ValidatorException;
import org.ggp.base.validator.ValidatorWarning;

public final class ValidatorThread extends Thread implements Subject
{
    private final Game theGame;
    private final GameValidator theValidator;
    private final List observers;

    public ValidatorThread(Game theGame, GameValidator theValidator)
    {
        this.theGame = theGame;
        this.theValidator = theValidator;
        this.observers = new ArrayList();
    }

    @Override
    public void addObserver(Observer observer)
    {
        observers.add(observer);
    }

    @Override
    public void notifyObservers(Event event)
    {
        for (Observer observer : observers)
        {
            observer.observe(event);
        }
    }

    @Override
    public void run()
    {
        try {
            List warnings = theValidator.checkValidity(theGame);
            notifyObservers(new ValidatorSuccessEvent(theValidator.getClass().getSimpleName(), warnings));
        } catch (ValidatorException ve) {
            notifyObservers(new ValidatorFailureEvent(theValidator.getClass().getSimpleName(), ve));
        }
    }
}