ArchetypeParameter.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.plugin.parameter;
 
import net.sf.gridarta.model.archetype.Archetype;
import net.sf.gridarta.model.archetype.UndefinedArchetypeException;
import net.sf.gridarta.model.archetypeset.ArchetypeSet;
import net.sf.gridarta.model.gameobject.GameObject;
import net.sf.gridarta.model.maparchobject.MapArchObject;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
 
public class ArchetypeParameter<G extends GameObject<G, A, R>, A extends MapArchObject<A>, R extends Archetype<G, A, R>> extends AbstractStringPluginParameter<G, A, R, Archetype<G, A, R>> {
 
    @NotNull
    public static final String PARAMETER_TYPE = Archetype.class.getName();
 
    @NotNull
    private final ArchetypeSet<G, A, R> archetypeSet;
 
    public ArchetypeParameter(@NotNull final ArchetypeSet<G, A, R> archetypeSet) {
        super(""); // XXX
        this.archetypeSet = archetypeSet;
    }
 
    @NotNull
    @Override
    public <T> T visit(@NotNull final PluginParameterVisitor<G, A, R, T> visitor) {
        return visitor.visit(this);
    }
 
    @NotNull
    @Override
    public Archetype<G, A, R> getValue() throws InvalidValueException {
        final String archetypeName = getStringValue();
        try {
            return archetypeSet.getArchetype(archetypeName);
        } catch (final UndefinedArchetypeException ex) {
            throw new InvalidValueException("undefined archetype: " + archetypeName, ex);
        }
    }
 
    @Nullable
    @Override
    public Archetype<G, A, R> getValueOrNull() {
        try {
            return getValue();
        } catch (final InvalidValueException ignored) {
            return null;
        }
    }
 
    @NotNull
    @Override
    public String getParameterType() {
        return PARAMETER_TYPE;
    }
 
}