AbstractResources.java

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/*
 * Gridarta MMORPG map editor for Crossfire, Daimonin and similar games.
 * Copyright (C) 2000-2023 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.resource;
 
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import net.sf.gridarta.model.archetype.Archetype;
import net.sf.gridarta.model.archetypeset.ArchetypeSet;
import net.sf.gridarta.model.errorview.ErrorView;
import net.sf.gridarta.model.gameobject.GameObject;
import net.sf.gridarta.model.io.GameObjectParser;
import net.sf.gridarta.model.maparchobject.MapArchObject;
import net.sf.gridarta.model.settings.ProjectSettings;
import net.sf.japi.swing.misc.Progress;
import org.jetbrains.annotations.NotNull;
 
public abstract class AbstractResources<G extends GameObject<G, A, R>, A extends MapArchObject<A>, R extends Archetype<G, A, R>> {
 
    @NotNull
    private final GameObjectParser<G, A, R> gameObjectParser;
 
    @NotNull
    private final ArchetypeSet<G, A, R> archetypeSet;
 
    private boolean loaded;
 
    private boolean loadedFromFiles;
 
    protected AbstractResources(@NotNull final GameObjectParser<G, A, R> gameObjectParser, @NotNull final ArchetypeSet<G, A, R> archetypeSet) {
        this.gameObjectParser = gameObjectParser;
        this.archetypeSet = archetypeSet;
    }
 
    private void finishRead(@NotNull final List<G> invObjects) {
        gameObjectParser.collectTempList(invObjects);
        archetypeSet.connectFaces();    // attach faces to arches
    }
 
    public void readFiles(@NotNull final ProjectSettings projectSettings, @NotNull final ErrorView errorView) {
        if (loaded) {
            throw new IllegalStateException("resources already have been loaded");
        }
        final List<G> invObjects = new ArrayList<>();
        readFilesInt(projectSettings, errorView, invObjects);
        finishRead(invObjects);
        loadedFromFiles = true;
        loaded = true;
    }
 
    public void readCollected(@NotNull final ProjectSettings projectSettings, @NotNull final ErrorView errorView) {
        if (loaded) {
            throw new IllegalStateException("resources already have been loaded");
        }
        final List<G> invObjects = readCollectedInt(projectSettings, errorView);
        finishRead(invObjects);
        loadedFromFiles = false;
        loaded = true;
    }
 
    public boolean canWriteCollected() {
        return loaded && loadedFromFiles;
    }
 
    public void writeCollected(@NotNull final Progress progress, @NotNull final File collectedDirectory) throws IOException {
        if (!canWriteCollected()) {
            throw new IllegalStateException("can't write already collected archetypes");
        }
        writeCollectedInt(progress, collectedDirectory);
    }
 
    protected abstract void readFilesInt(@NotNull ProjectSettings projectSettings, @NotNull ErrorView errorView, @NotNull List<G> invObjects);
 
    @NotNull
    protected abstract List<G> readCollectedInt(@NotNull ProjectSettings projectSettings, @NotNull ErrorView errorView);
 
    protected abstract void writeCollectedInt(@NotNull Progress progress, @NotNull File collectedDirectory) throws IOException;
 
}