eu.tomylobo.routes.infrastructure.TransportSystem.java Source code

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Here is the source code for eu.tomylobo.routes.infrastructure.TransportSystem.java

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/*
 * Copyright (C) 2012 TomyLobo
 *
 * This file is part of Routes.
 *
 * Routes is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published
 * by the Free Software Foundation, either version 3 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

package eu.tomylobo.routes.infrastructure;

import java.util.HashMap;
import java.util.Map;
import java.util.Map.Entry;

import com.google.common.collect.LinkedListMultimap;
import com.google.common.collect.Multimap;

import eu.tomylobo.routes.Routes;
import eu.tomylobo.routes.util.Ini;

/**
 * Contains the transport network, i.e. all routes and their names.
 *
 * @author TomyLobo
 *
 */
public class TransportSystem extends AbstractDirtyable {
    private final Routes plugin;
    private final Map<String, Route> routes = new HashMap<String, Route>();

    public TransportSystem(Routes plugin) {
        this.plugin = plugin;
    }

    public Route getRoute(String routeName) {
        return routes.get(routeName);
    }

    public void addRoute(Route route) {
        routes.put(route.getName(), route);
        save();
    }

    public void save() {
        Multimap<String, Multimap<String, String>> sections = LinkedListMultimap.create();
        for (Entry<String, Route> entry : routes.entrySet()) {
            entry.getValue().save(sections);
        }

        Ini.save(plugin.getConfigFileName("routes.txt"), sections);
    }

    public void load() {
        routes.clear();

        final Multimap<String, Multimap<String, String>> sections = Ini
                .load(plugin.getConfigFileName("routes.txt"));
        if (sections == null)
            return;

        for (Entry<String, Multimap<String, String>> entry : sections.entries()) {
            final String sectionName = entry.getKey();
            if (!sectionName.startsWith("route "))
                continue;

            final String routeName = sectionName.substring(6);
            final Route route = new Route(routeName);

            route.load(sections);

            addRoute(route);
        }
    }

    @Override
    public void ensureClean() {
        if (isDirty()) {
            save();
        }
        super.ensureClean();
    }
}