package jp.terasoluna.fw.message; import java.net.URL; import java.net.URLClassLoader; import java.util.List; import java.util.Map; import java.util.concurrent.ConcurrentHashMap; public class BadClassLoader extends URLClassLoader { protected final Map<String, List<URL>> urlMapping = new ConcurrentHashMap<String, List<URL>>(); public BadClassLoader() { super(new URL[] {}); } @Override public URL getResource(String name) { throw new RuntimeException("hoge"); } }