72 lines
2.3 KiB
Java
72 lines
2.3 KiB
Java
/*
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* Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 7187618 7184799
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* @summary Tests just a benchmark of Introspector.getBeanInfo(Class) performance
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* @author Sergey Malenkov
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* @run main/manual Test7184799
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*/
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import java.beans.Introspector;
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import java.util.*;
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import java.util.concurrent.ConcurrentHashMap;
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public class Test7184799 {
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private static final Class[] TYPES = {
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Class.class,
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String.class,
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Character.class,
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Boolean.class,
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Byte.class,
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Short.class,
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Integer.class,
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Long.class,
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Float.class,
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Double.class,
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Collection.class,
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Set.class,
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HashSet.class,
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TreeSet.class,
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LinkedHashSet.class,
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Map.class,
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HashMap.class,
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TreeMap.class,
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LinkedHashMap.class,
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WeakHashMap.class,
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ConcurrentHashMap.class,
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Dictionary.class,
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Exception.class,
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};
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public static void main(String[] args) throws Exception {
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long time = System.nanoTime();
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for (Class type : TYPES) {
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Introspector.getBeanInfo(type);
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}
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time -= System.nanoTime();
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System.out.println("Time (ms): " + (-time / 1000000));
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}
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}
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