uniol.apt.module.AptModuleRegistry.java Source code

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Here is the source code for uniol.apt.module.AptModuleRegistry.java

Source

/*-
 * APT - Analysis of Petri Nets and labeled Transition systems
 * Copyright (C) 2015       vsp
 *
 * 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 uniol.apt.module;

import java.util.ServiceLoader;

import org.apache.commons.collections4.Trie;
import org.apache.commons.collections4.trie.PatriciaTrie;

/**
 * Used to register modules that are used in APT.
 *
 * @author vsp
 *
 */
public class AptModuleRegistry extends AbstractModuleRegistry {
    public static final AptModuleRegistry INSTANCE = new AptModuleRegistry();

    private AptModuleRegistry() {
        super();
        for (Module module : ServiceLoader.load(Module.class, getClass().getClassLoader())) {
            String moduleName = module.getClass().getCanonicalName();
            String name = module.getName();
            if (name == null || name.equals("") || !name.equals(name.toLowerCase())) {
                throw new RuntimeException(
                        String.format("Module %s reports an invalid name: %s", moduleName, name));
            }
            Module oldModule = findModule(name);
            if (oldModule != null && !oldModule.getClass().equals(module.getClass())) {
                throw new RuntimeException(String.format("Different modules claim, to have name %s:" + " %s and %s",
                        name, oldModule.getClass().getCanonicalName(), moduleName));
            }
            registerModule(module);
        }

    }
}

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