ExitChecker.java

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/*
 * Gridarta MMORPG map editor for Crossfire, Daimonin and similar games.
 * Copyright (C) 2000-2015 The Gridarta Developers.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

package net.sf.gridarta.model.validation.checks;

import java.io.File;
import net.sf.gridarta.model.archetype.Archetype;
import net.sf.gridarta.model.baseobject.BaseObject;
import net.sf.gridarta.model.gameobject.GameObject;
import net.sf.gridarta.model.maparchobject.MapArchObject;
import net.sf.gridarta.model.mapmodel.MapPathUtils;
import net.sf.gridarta.model.mapmodel.MapSquare;
import net.sf.gridarta.model.mapmodel.SameMapException;
import net.sf.gridarta.model.mapmodel.UnsavedMapException;
import net.sf.gridarta.model.validation.AbstractValidator;
import net.sf.gridarta.model.validation.ErrorCollector;
import net.sf.gridarta.model.validation.GameObjectValidator;
import net.sf.gridarta.model.validation.ValidatorPreferences;
import net.sf.gridarta.model.validation.errors.ExitError;
import org.jetbrains.annotations.NotNull;

public class ExitChecker<G extends GameObject<G, A, R>, A extends MapArchObject<A>, R extends Archetype<G, A, R>> extends AbstractValidator<G, A, R> implements GameObjectValidator<G, A, R> {

    private final int exitTypeNo;

    public ExitChecker(@NotNull final ValidatorPreferences validatorPreferences, final int exitTypeNo) {
        super(validatorPreferences);
        this.exitTypeNo = exitTypeNo;
    }

    @Override
    public void validateGameObject(@NotNull final G gameObject, @NotNull final ErrorCollector<G, A, R> errorCollector) {
        if (gameObject.getTypeNo() != exitTypeNo) {
            return;
        }

        final String path = gameObject.getAttributeString(BaseObject.SLAYING, false);
        if (path.length() <= 0 || path.equals("/!") || path.startsWith("/random/")) {
            return;
        }

        final MapSquare<G, A, R> mapSquare = gameObject.getMapSquare();
        assert mapSquare != null;
        try {
            final File file = mapSquare.getMapModel().getMapFile(MapPathUtils.newMapPath(path)).getFile();
            if (!file.exists() || file.isDirectory()) {
                errorCollector.collect(new ExitError<>(gameObject, path));
            }
        } catch (final SameMapException ignored) {
        } catch (final UnsavedMapException ignored) {
        }
    }

}