jdk-24/test/jdk/java/lang/reflect/OldenCompilingWithDefaults.java

/*
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 * 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.
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/*
 * @test
 * @bug 8009267
 * @summary Verify uses of isAnnotationPresent compile under older source versions
 * @compile -source 1.6 -target 1.6 OldenCompilingWithDefaults.java
 * @compile -source 1.7 -target 1.7 OldenCompilingWithDefaults.java
 * @compile                         OldenCompilingWithDefaults.java
 */

import java.lang.reflect.*;

public class OldenCompilingWithDefaults {
    public OldenCompilingWithDefaults(){}
    static Object f;

    public static void main(String... args) throws Exception {
        Class<OldenCompilingWithDefaults> clazz = OldenCompilingWithDefaults.class;
        Package pkg = clazz.getPackage();
        Constructor<OldenCompilingWithDefaults> ctor = clazz.getConstructor();
        Method m = clazz.getMethod("main", String[].class);
        Field f = clazz.getField("f");

        if(clazz.isAnnotationPresent(SuppressWarnings.class) ||
           pkg.isAnnotationPresent(SuppressWarnings.class) ||
           ctor.isAnnotationPresent(SuppressWarnings.class) ||
           m.isAnnotationPresent(SuppressWarnings.class) ||
           f.isAnnotationPresent(SuppressWarnings.class))
            System.out.println("An annotation is present.");
    }
}