/*

 * 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

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 * questions.

 */

/* @test

 * @summary it is new version of old test which was under

 *          /src/share/test/serialization/psiotest.java

 *          Test validation callbacks

 */

import java.io.*;

public class ValidateClass {

    public static void main (String argv[]) {

        System.err.println("\nRegression test for validation of callbacks \n");

        FileInputStream istream = null;

        try {

            FileOutputStream ostream = new FileOutputStream("psiotest4.tmp");

            ObjectOutputStream p = new ObjectOutputStream(ostream);

            /* Catch the expected exception and

             * complain if it does not occur.

             */

            // Serialize a bunch of objects that will be validated when read

            // Make a list of classes with intermingled priorities

            Validator vc = new Validator(0, null);

            vc = new Validator(2, vc);

            vc = new Validator(0, vc);

            vc = new Validator(3, vc);

            vc = new Validator(Integer.MIN_VALUE, vc);

            vc = new Validator(1, vc);

            vc = new Validator(1, vc);

            vc = new Validator(0, vc);

            p.writeObject(vc);

            p.flush();

            ostream.close();

            istream = new FileInputStream("psiotest4.tmp");

            ObjectInputStream q = new ObjectInputStream(istream);

            Validator vc_u;

            vc_u = (Validator)q.readObject();

                System.err.println("\nTEST FAILED: Validation callbacks did " +

                    "not complete.");

                throw new Error();

            }

            istream.close();

            System.err.println("\nTEST PASSED");

        } catch (Exception e) {

            System.err.print("TEST FAILED: ");

            e.printStackTrace();

            throw new Error();

        }

    }

}

class MissingWriterClass implements java.io.Serializable {

    int i = 77;

    private void writeObject(ObjectOutputStream pw) throws IOException {

        pw.writeInt(i);

    }

}

class MissingReaderClass implements java.io.Serializable {

    int i = 77;

    private void readObject(ObjectInputStream pr) throws IOException {

        i = pr.readInt();

    }

}

class Validator implements ObjectInputValidation, java.io.Serializable  {

    static int validated = Integer.MAX_VALUE; // Last value validated

    int priority;

    Validator next = null;

    public Validator(int prio, Validator n) {

        priority = prio;

        next = n;

    }

    // Handle serialization/deserialization

    private void writeObject(ObjectOutputStream pw) throws IOException {

        pw.writeInt(priority);

        pw.writeObject(next);

    }

    private void readObject(ObjectInputStream pr)

        throws IOException, ClassNotFoundException

    {

        priority = pr.readInt();

        next = (Validator)pr.readObject();

        pr.registerValidation(this, priority);

    }

    public void validateObject() throws InvalidObjectException {

        if (validated < priority) {

            System.err.println("\nTEST FAILED: Validations called out " +

                "of order: Previous priority: " + validated + " < " +

                "new priority: " + priority);

            throw new Error();

        }

        validated = priority;

    }

}