/* * Copyright (c) 2014 Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code 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 General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package org.openjdk.bench.java.lang.reflect; import java.lang.reflect.Constructor; import java.lang.reflect.Method; import java.util.concurrent.TimeUnit; import org.openjdk.jmh.annotations.Benchmark; import org.openjdk.jmh.annotations.BenchmarkMode; import org.openjdk.jmh.annotations.Mode; import org.openjdk.jmh.annotations.OutputTimeUnit; @BenchmarkMode(Mode.AverageTime) @OutputTimeUnit(TimeUnit.NANOSECONDS) public class Clazz { /** * Get constructor for this class through reflection * * @return * @throws NoSuchMethodException */ @Benchmark public Constructor getConstructor() throws NoSuchMethodException { return Clazz.class.getConstructor(); } /** * Get constructor for the String class through reflection, forcing full * security check * * @return * @throws NoSuchMethodException */ @Benchmark public Constructor getConstructorDifferentClassLoader() throws NoSuchMethodException { return String.class.getConstructor(); } /** * Get the toString method through reflection on Clazz * * @return */ @Benchmark public Method getMethod() throws NoSuchMethodException { return Clazz.class.getMethod("toString"); } /** * Get the toString method through reflection on String, forcing full * security check * * @return * @throws NoSuchMethodException */ @Benchmark public Method getMethodDifferentClassLoader() throws NoSuchMethodException { return String.class.getMethod("toString"); } }