view test/java/rmi/server/useCustomRef/UseCustomRef.java @ 4943:649b424bb842

7142596: RMI JPRT tests are failing Summary: Changed RMI tests to use random port numbers for the RMI Registry and RMID so the tests can be run concurrently without test failures due to tests using the same port numbers. Reviewed-by: smarks, alanb Contributed-by: olivier.lagneau@oracle.com
author andrew
date Wed, 12 Jun 2013 11:48:21 +0100
parents 00cd9dc3c2b5
children
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/*
 * Copyright (c) 1998, 2012, 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 4155894
 *
 * @summary remote references can't be downloaded
 * @author Ann Wollrath
 *
 * test currently needs RMISecurityManager because of
 * 4180392
 *
 * @library ../../testlibrary
 * @build UseCustomRef
 * @build Ping
 * @build UseCustomRef_Stub
 * @build UseCustomRef_Skel
 * @build TestLibrary
 * @run main/othervm/policy=security.policy/secure=java.rmi.RMISecurityManager/timeout=120 UseCustomRef
 *
 * This test was failing to run because the synthetic access
 * control context used by the application class loader to find and define
 * CustomServerRef does not have accessClassInPackage.sun.rmi.server runtime
 * permission necessary to load its superclass sun.rmi.server.UnicastServerRef,
 * even though this test's code is granted that permission in its policy file.
 * That bug number is 4256530
 */

import java.io.*;
import java.rmi.*;
import java.rmi.server.*;
import java.rmi.registry.*;
import sun.rmi.transport.LiveRef;

public class UseCustomRef
        extends RemoteServer
        implements Ping
{

    public UseCustomRef() throws RemoteException {
        exportObject();
    }

    public void exportObject() throws RemoteException {
        ref = new CustomServerRef(new LiveRef(0));
        ((ServerRef) ref).exportObject(this, null);
    }

    public RemoteRef getRef() { return ref; }

    public void ping() {}

    public void receiveAndPing(Ping p) throws RemoteException {
        p.ping();
    }

    public static void main(String[] args) {
        Ping obj = null;
        Registry registry = null;

        try {
            /*
             * create registry
             */
            TestLibrary.suggestSecurityManager("java.rmi.RMISecurityManager");

            System.err.println("creating Registry...");

            registry = TestLibrary.createRegistryOnUnusedPort();
            int port = TestLibrary.getRegistryPort(registry);
            /*
             * create object with custom ref and bind in registry
             */
            System.err.println("creating UseCustomRef...");
            UseCustomRef cr = new UseCustomRef();
            RemoteRef ref = cr.getRef();
            if (!(ref instanceof CustomServerRef)) {
                TestLibrary.bomb("test failed: reference not " +
                                "instanceof CustomServerRef");
            }

            String name = "//:" + port + "/UseCustomRef";
            //      String name = "UseCustomRef";
            System.err.println("binding object in registry...");
            Naming.rebind(name, cr);

            /*
             * look up object and invoke its ping method
             */
            System.err.println("ping object...");
            obj = (Ping) Naming.lookup(name);
            obj.ping();

            /*
             * pass object with custom ref in remote call
             */
            System.err.println("pass object in remote call...");
            obj.receiveAndPing(cr);

            /*
             * write remote object with custom ref to output stream
             */
            System.err.println("writing remote object to stream...");
            ByteArrayOutputStream bout = new ByteArrayOutputStream();
            ObjectOutputStream out = new ObjectOutputStream(bout);
            out.writeObject(cr);
            out.flush();
            out.close();

            /*
             * read back remote object from output stream
             */
            System.err.println("reading remote object from stream...");
            ObjectInputStream in = new ObjectInputStream(
                new ByteArrayInputStream(bout.toByteArray()));
            cr = (UseCustomRef) in.readObject();

            /*
             * re-export object and ping
             */
            System.err.println("re-export object read...");
            cr.exportObject();
            System.err.println("look up object again...");
            Naming.rebind(name, cr);
            System.err.println("ping object read...");
            obj = (Ping) Naming.lookup(name);
            obj.ping();
            System.err.println("TEST PASSED");
            Naming.unbind(name);
            cr = null;

        } catch (Exception e) {
            TestLibrary.bomb("test failed with exception: ", e);
        } finally {
            TestLibrary.unexport(obj);
            TestLibrary.unexport(registry);

            registry = null;
            obj = null;
        }
    }

    public static class CustomServerRef
        extends sun.rmi.server.UnicastServerRef
    {
        public CustomServerRef() {}

        public CustomServerRef(LiveRef ref) {
            super(ref);
        }
        /*****
        public CustomServerRef(int port,
                               RMIClientSocketFactory csf,
                               RMIServerSocketFactory ssf)
        {
            super (new LiveRef(port, csf, ssf));
        }
        *****/

        public String getRefClass(ObjectOutput out) {
            return "";
        }

        protected void unmarshalCustomCallData(ObjectInput in)
            throws IOException, ClassNotFoundException
        {
            System.err.println("unmarshalling call data...");
            String s = (String) (in.readObject());
            System.err.println(s);
        }

        protected RemoteRef getClientRef() {
            return new CustomRef(ref);
        }
    }

    public static class CustomRef extends sun.rmi.server.UnicastRef {

        public CustomRef() {
        }

        public CustomRef(sun.rmi.transport.LiveRef ref) {
            super(ref);
        }

        protected void marshalCustomCallData(ObjectOutput out)
            throws IOException
        {
            // this custom data ensures that a custom server
            // ref has written the relevant information.
            System.err.println("marshalling call data...");
            out.writeObject("hello there.");
        }

        public String getRefClass(ObjectOutput out) {
            return "";
        }

    }
}