Java tutorial
//package com.java2s; /* * Copyright 2014 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. */ import java.lang.reflect.Constructor; import java.lang.reflect.Field; import java.lang.reflect.Method; import java.lang.reflect.Modifier; public class Main { /** * set attribute is accessible * * @param field {@link java.lang.reflect.Field} */ public static void makeAccessible(final Field field) { if (!Modifier.isPublic(field.getModifiers()) || !Modifier.isPublic(field.getDeclaringClass().getModifiers())) { field.setAccessible(true); } } /** * set method is accessible * * @param method {@link java.lang.reflect.Method} */ public static void makeAccessible(final Method method) { if (!Modifier.isPublic(method.getModifiers()) || !Modifier.isPublic(method.getDeclaringClass().getModifiers())) { method.setAccessible(true); } } /** * set constructor is accessible * @param constructor {@link java.lang.reflect.Constructor} * @param <T> t */ public static <T> void makeAccessible(final Constructor<T> constructor) { if (!Modifier.isPublic(constructor.getModifiers()) || !Modifier.isPublic(constructor.getDeclaringClass().getModifiers())) { constructor.setAccessible(true); } } }