Java tutorial
//package com.java2s; /* * Copyright 2002-2015 the original author or authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ public class Main { /** * Check whether the given class is visible in the given ClassLoader. * * @param clazz the class to check (typically an interface) * @param classLoader the ClassLoader to check against (may be {@code null}, * in which case this method will always return {@code true}) */ public static boolean isVisible(Class<?> clazz, ClassLoader classLoader) { if (classLoader == null) { return true; } try { Class<?> actualClass = classLoader.loadClass(clazz.getName()); return (clazz == actualClass); // Else: different interface class found... } catch (ClassNotFoundException ex) { // No interface class found... return false; } } }