test/java/io/Serializable/typeStringBackRef/TypeStringBackRef.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 4405949
 * @summary Verify that back references are used when writing multiple type
 *          strings that are equal() to one another.
 */

import java.io.*;

public class TypeStringBackRef implements Serializable {

    String a, b, c, d, e, f, g;

    public static void main(String[] args) throws Exception {
        ByteArrayOutputStream bout = new ByteArrayOutputStream();
        ObjectOutputStream oout = new ObjectOutputStream(bout);
        oout.writeObject(ObjectStreamClass.lookup(TypeStringBackRef.class));
        oout.close();
        if (bout.size() != 116) {
            throw new Error("Wrong data length: " + bout.size());
        }
    }
}