source: domaineditor/src/main/java/geniusweb/domaineditor/model/profile/NumberValueSetUtilitiesModel.java@ 52

package geniusweb.domaineditor.model.profile;

import java.math.BigDecimal;

import geniusweb.domaineditor.model.NumberValueSetModel;
import geniusweb.profile.utilityspace.NumberValueSetUtilities;
import geniusweb.profile.utilityspace.ValueSetUtilities;
import tudelft.utilities.listener.DefaultListenable;
import tudelft.utilities.logging.Reporter;
import tudelft.utilities.mvc.model.NumberModel;
import tudelft.utilities.mvc.model.RestrictedNumberModel;
import tudelft.utilities.mvc.model.events.Event;
import tudelft.utilities.mvc.panels.PopupReporter;

/**
 * Contains info for a {@link NumberValueSetUtilities}
 *
 */
public class NumberValueSetUtilitiesModel extends DefaultListenable<Event>
                implements ValueSetUtilitiesModel {

        private static final BigDecimal DEFAULT = new BigDecimal("0.5");
        // this reporter in theory is never used.
        // it's connected to values that never change
        private final static Reporter dummylog = new PopupReporter(null);
        private final static NumberModel LOW = new NumberModel(BigDecimal.ZERO,
                        dummylog);
        private final static NumberModel HIGH = new NumberModel(BigDecimal.ONE,
                        dummylog);
        private final NumberModel lowValue;
        private final RestrictedNumberModel lowUtility;
        private final NumberModel highValue;
        private final RestrictedNumberModel highUtility;

        /**
         * 
         * @param lowValue
         * @param lowUtility  a {@link RestrictedNumberModel} with min=0, max=100
         * @param highValue
         * @param highUtility a {@link RestrictedNumberModel} with min=0, max=100
         */
        NumberValueSetUtilitiesModel(NumberModel lowValue,
                        RestrictedNumberModel lowUtility, NumberModel highValue,
                        RestrictedNumberModel highUtility) {
                this.lowValue = lowValue;
                this.lowUtility = lowUtility;
                this.highValue = highValue;
                this.highUtility = highUtility;
        }

        NumberValueSetUtilitiesModel(NumberValueSetModel valuesmodel,
                        Reporter log) {
                this(valuesmodel.getLow(),
                                new RestrictedNumberModel(DEFAULT, LOW, HIGH, log),
                                valuesmodel.getHigh(),
                                new RestrictedNumberModel(DEFAULT, LOW, HIGH, log));
        }

        public NumberModel getLowValue() {
                return lowValue;
        }

        public RestrictedNumberModel getLowUtility() {
                return lowUtility;
        }

        public NumberModel getHighValue() {
                return highValue;
        }

        public RestrictedNumberModel getHighUtility() {
                return highUtility;
        }

        @Override
        public NumberValueSetUtilities getCurrentValue()
                        throws IllegalStateException {
                return new NumberValueSetUtilities(lowValue.getValue(),
                                lowUtility.getValue(), highValue.getValue(),
                                highUtility.getValue());
        }

        @Override
        public void setCurrentValue(ValueSetUtilities obj)
                        throws IllegalArgumentException {
                if (!(obj instanceof NumberValueSetUtilities))
                        throw new IllegalArgumentException(
                                        "Expected instance of NumberValueSetUtilities but got "
                                                        + obj);
                NumberValueSetUtilities utils = (NumberValueSetUtilities) obj;
                // FIXME this may fail if new lowvalue > old highvalue
                lowValue.setValue(utils.getLowValue());
                lowUtility.setValue(utils.getLowUtility());
                highValue.setValue(utils.getHighValue());
                highUtility.setValue(utils.getHighUtility());
        }
};