src/main/java/io/github/moulberry/notenoughupdates/loader/ClassLoaderExtUtil.java


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/*
 * Copyright (C) 2024 NotEnoughUpdates contributors
 *
 * This file is part of NotEnoughUpdates.
 *
 * NotEnoughUpdates 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.
 *
 * NotEnoughUpdates 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 NotEnoughUpdates. If not, see <https://www.gnu.org/licenses/>.
 */

package io.github.moulberry.notenoughupdates.loader;

import net.minecraft.launchwrapper.LaunchClassLoader;

import java.lang.reflect.Method;
import java.net.URL;
import java.net.URLClassLoader;

class ClassLoaderExtUtil {
	public static void addClassSourceTwice(LaunchClassLoader classLoader, URL url) throws Exception {
		classLoader.addURL(url);
		ClassLoader classLoaderYetAgain = classLoader.getClass().getClassLoader();
		Method addURL = URLClassLoader.class.getDeclaredMethod("addURL", URL.class);
		addURL.setAccessible(true);
		addURL.invoke(classLoaderYetAgain, url);
	}

}