/*
 * 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.
 */

/* @test
 * @bug 8888888
 * @compile FailureAtomicity.java Expose.java foo/foo/HomeAddress.java bar/bar/HomeAddress.java
 * @run main failureAtomicity.FailureAtomicity
 * @summary Best effort Failure Atomicity for default read object.
 */
package failureAtomicity;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;

public class FailureAtomicity {
    public static void main(String[] args) throws Exception {
        failureAtomicity.bar.bar.HomeAddress barHomeAddress =
                new failureAtomicity.bar.bar.HomeAddress(5, "Dublin", "Dublin",
                                                 "Ireland", new byte[] { 0x01 });

        try { toFooHomeAddress(barHomeAddress); }
        catch (ClassCastException e) { /* Expected */ }

        failureAtomicity.foo.foo.HomeAddress fooHomeAddress =
                (failureAtomicity.foo.foo.HomeAddress)Expose.obj;

        System.out.println("fooHomeAddress: " + fooHomeAddress);

        if (fooHomeAddress.houseNumber != 0 /*|| fooHomeAddress.city != null*/
            || fooHomeAddress.county != null || fooHomeAddress.country != null)
            throw new RuntimeException("Some fields are being set");
    }

    static failureAtomicity.foo.foo.HomeAddress
        toFooHomeAddress(failureAtomicity.bar.bar.HomeAddress barHomeAddress)
        throws Exception
    {
        byte[] bytes = serialize(barHomeAddress);
        bytes = barToFoo(bytes);
        return (failureAtomicity.foo.foo.HomeAddress)deserialize(bytes);
    }

    @SuppressWarnings("deprecation")
    static byte[] barToFoo(byte[] bytes) {
        String str = new String(bytes, 0);
        str = str.replaceAll("bar.bar", "foo.foo");
        str.getBytes(0, bytes.length, bytes, 0);
        return bytes;
    }

    static byte[] serialize(Object obj) throws Exception {
        try (ByteArrayOutputStream baos = new ByteArrayOutputStream();
             ObjectOutputStream out = new ObjectOutputStream(baos);) {
            out.writeObject(obj);
            return baos.toByteArray();
        }
    }

    static Object deserialize(byte[] data) throws Exception {
        return new ObjectInputStream(new ByteArrayInputStream(data))
                .readObject();
    }
}