/*
 * Minecraft Forge
 * Copyright (c) 2016-2018.
 *
 * This library 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 version 2.1
 * of the License.
 *
 * This library 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 library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */

package net.minecraftforge.fml.relauncher;

import java.util.Map;
import java.util.concurrent.Callable;

/**
 * This call hook allows for code to execute at the very early stages of
 * minecraft initialization. FML uses it to validate that there is a
 * safe environment for further loading of FML.
 *
 * @author cpw
 *
 */
public interface IFMLCallHook extends Callable<Void>
{
    /**
     * Injected with data from the FML environment:
     * "classLoader" : The FML Class Loader
     * @param data
     */
    void injectData(Map<String,Object> data);
}