package org.multimc.onesix; import java.io.File; import java.lang.reflect.InvocationTargetException; import java.lang.reflect.Method; import java.net.MalformedURLException; import java.net.URL; import java.net.URLClassLoader; import java.util.List; public class MMCClassLoader extends URLClassLoader { public MMCClassLoader(String natives, List allJars) throws MalformedURLException, ClassNotFoundException, NoSuchMethodException, InvocationTargetException, IllegalAccessException, NoSuchFieldException { super(process(allJars)); Method setProperty = loadClass("java.lang.System").getMethod("setProperty", String.class, String.class); setProperty.invoke(null, "java.library.path", natives); setProperty.invoke(null, "org.lwjgl.librarypath", natives); setProperty.invoke(null, "net.java.games.input.librarypath", natives); } private static URL[] process(List allJars) throws MalformedURLException { URL[] urls = new URL[allJars.size()]; for (int i = 0; i < allJars.size(); i++) { String jar = allJars.get(i); urls[i] = new File(jar).toURI().toURL(); } return urls; } }