/*

 * 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 4085756

 * @summary Ensure readObject() works when InputStream.available() is not implemented.

 *          In JDK 1.1.x, Win32 System Console available() thows IOException

 *          to denote that it is not implemented.

 */

import java.io.*;

public class NotAvailable {

    public static void main(String[] args) throws Exception {

        ByteArrayOutputStream baos;

        ObjectOutput out;

        try {

            // Write class out

            baos = new ByteArrayOutputStream();

            out = new ObjectOutputStream(baos);

            out.writeObject(new Class1(22,33));

            out.writeObject(new Class1(22,33));

            out.flush();

        } catch (IOException e) {

            e.printStackTrace();

            throw e;

        }

        ObjectInputStream in = null;

        try {

            // Read it back

            ByteArrayInputStream bois =

                new ByteArrayInputStream(baos.toByteArray()) {

                  /* simulate available() not being implemented. */

                public int available() {

                      throw new Error("available() is not implemented");

                  }

                };

            in = new ObjectInputStream(bois);

            Class1 cc1 = (Class1) in.readObject();

            Class1 cc2 = (Class1) in.readObject();

        } catch (IOException e) {

            e.printStackTrace();

            throw e;

        } catch (ClassNotFoundException e) {

            e.printStackTrace();

            throw e;

        } finally {

            if (in != null)

                in.close();

            if (out != null)

                out.close();

        }

    }

}

class Class1 implements Serializable {

    int a, b;

    public Class1(int aa, int bb) {

        a = aa;

        b = bb;

    }

}