source: src/main/java/genius/gui/tree/UncertaintySettingsModel.java@ 148

package genius.gui.tree;

import genius.core.listener.Listener;
import genius.core.utility.UncertainAdditiveUtilitySpace;
import genius.core.utility.UtilitySpace;
import genius.gui.panels.BooleanModel;
import genius.gui.panels.IntegerModel;
import genius.gui.panels.NumberModel;

/**
 * Holds the uncertainty settings (while editing a profile). This MVC model
 * contains listenable fields and coordinates changes
 */
public class UncertaintySettingsModel {
        private final BooleanModel isEnabled;
        private final IntegerModel comparisons;
        private final IntegerModel errors;
        private final BooleanModel isExperimental;
        private final long totalBids;
        private final NumberModel seed;

        /**
         * @oaran space the {@link UtilitySpace} we're working with. This panel is
         *        enabled by default iff the space is an
         *        {@link UncertainAdditiveUtilitySpace}. If the space is
         *        {@link UncertainAdditiveUtilitySpace} we also copy the default
         *        values from there. Otherwise all default values are set to 0.
         */
        public UncertaintySettingsModel(UtilitySpace space) {
                final UncertainAdditiveUtilitySpace uspace = space instanceof UncertainAdditiveUtilitySpace
                                ? (UncertainAdditiveUtilitySpace) space
                                : null;

                isEnabled = new BooleanModel(uspace != null);

                totalBids = space.getDomain().getNumberOfPossibleBids();

                isExperimental = new BooleanModel(
                                uspace != null ? uspace.isExperimental() : false);

                comparisons = new IntegerModel(
                                uspace != null ? uspace.getComparisons() : 0, 0,
                                (int) totalBids, 1);

                errors = new IntegerModel(uspace != null ? uspace.getErrors() : 0, 0,
                                (int) totalBids, 1);

                seed = new NumberModel(
                                uspace != null && uspace.getSeed() != null ? uspace.getSeed()
                                                : 0l,
                                Long.MIN_VALUE, Long.MAX_VALUE, 1l);

                // copy enabledness -> lockedness of other components
                isEnabled.addListener(new Listener<Boolean>() {
                        @Override
                        public void notifyChange(Boolean enabled) {
                                updateEnabledness(!enabled);
                        }
                });
                updateEnabledness(!isEnabled.getValue());
        }

        public IntegerModel getComparisons() {
                return comparisons;
        }

        public IntegerModel getErrors() {
                return errors;
        }

        public BooleanModel getIsExperimental() {
                return isExperimental;
        }

        public BooleanModel getIsEnabled() {
                return isEnabled;
        }

        public long getTotalBids() {
                return totalBids;
        }

        private void updateEnabledness(boolean lock) {
                comparisons.setLock(lock);
                errors.setLock(lock);
                isExperimental.setLock(lock);
                seed.setLock(lock);
        }

        public NumberModel getSeed() {
                return seed;
        }

}