Java example source code file (UnregisterInactive.java)

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Java - Java tags/keywords

activatable, activateme, activationdesc, activationexception, activationgroupdesc, activationgroupid, exception, marshalledobject, properties, remoteexception, rmi, rmid, runnable, thread, unregisterinactive, util

The UnregisterInactive.java Java example source code

/*
 * 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 4115331
 * @summary synopsis: activatable object fails to go inactive after
 * unregister/inactive sequence.
 * @author Ann Wollrath
 *
 * @library ../../../testlibrary
 * @build TestLibrary RMID ActivationLibrary ActivateMe UnregisterInactive_Stub
 * @run main/othervm/policy=security.policy/timeout=240 UnregisterInactive
 */

import java.io.*;
import java.rmi.*;
import java.rmi.activation.*;
import java.rmi.server.*;
import java.rmi.registry.*;
import java.util.Properties;

public class UnregisterInactive
        extends Activatable
        implements ActivateMe, Runnable
{

    public UnregisterInactive(ActivationID id, MarshalledObject obj)
        throws ActivationException, RemoteException
    {
        super(id, 0);
    }

    public void ping()
    {}

    public void unregister() throws Exception {
        super.unregister(super.getID());
    }

    /**
     * Spawns a thread to deactivate the object.
     */
    public void shutdown() throws Exception
    {
        (new Thread(this,"UnregisterInactive")).start();
    }

    /**
     * Thread to deactivate object. First attempts to make object
     * inactive (via the inactive method).  If that fails (the
     * object may still have pending/executing calls), then
     * unexport the object forcibly.
     */
    public void run() {
        ActivationLibrary.deactivate(this, getID());
    }

    public static void main(String[] args) {

        System.out.println("\nRegression test for bug 4115331\n");

        TestLibrary.suggestSecurityManager("java.rmi.RMISecurityManager");

        RMID rmid = null;

        try {
            RMID.removeLog();
            rmid = RMID.createRMID();
            rmid.start();
            System.err.println("Creating descriptor");


            /* Cause activation groups to have a security policy that will
             * allow security managers to be downloaded and installed
             */
            Properties p = new Properties();
            // this test must always set policies/managers in its
            // activation groups
            p.put("java.security.policy",
                  TestParams.defaultGroupPolicy);
            p.put("java.security.manager",
                  TestParams.defaultSecurityManager);

            ActivationGroupDesc groupDesc =
                new ActivationGroupDesc(p, null);
            ActivationSystem system = ActivationGroup.getSystem();
            ActivationGroupID groupID = system.registerGroup(groupDesc);
            ActivationGroup.createGroup(groupID, groupDesc, 0);

            ActivationDesc desc =
                new ActivationDesc("UnregisterInactive", null, null);

            System.err.println("Registering descriptor");
            ActivateMe obj = (ActivateMe) Activatable.register(desc);

            System.err.println("Activate object via method call");
            obj.ping();

            System.err.println("Unregister object");
            obj.unregister();

            System.err.println("Make object inactive");
            obj.shutdown();

        } catch (Exception e) {
            TestLibrary.bomb("test failed", e);
        } finally {
            ActivationLibrary.rmidCleanup(rmid);
        }
    }
}