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 */

/* @test

 * @bug 4720528

 *

 * @summary synopsis: (spec) ActivationSystem.activeGroup spec should be

 * relaxed (duplicate call to activeGroup with same instantiator and

 * incarnation should not throw ActivationException; it should succeed)

 * @author Ann Wollrath

 *

 * @library ../../../testlibrary

 * @build TestLibrary RMID

 * @build IdempotentActiveGroup

 * @run main/othervm/policy=security.policy/timeout=480 IdempotentActiveGroup

 */

import java.rmi.MarshalledObject;

import java.rmi.NoSuchObjectException;

import java.rmi.RemoteException;

import java.rmi.activation.ActivationDesc;

import java.rmi.activation.ActivationException;

import java.rmi.activation.ActivationGroup;

import java.rmi.activation.ActivationGroupDesc;

import java.rmi.activation.ActivationGroupID;

import java.rmi.activation.ActivationID;

import java.rmi.activation.ActivationInstantiator;

import java.rmi.activation.ActivationSystem;

import java.rmi.server.UnicastRemoteObject;

public class IdempotentActiveGroup {

    public static void main(String[] args) {

        System.err.println("\nRegression test for bug 4720528\n");

        TestLibrary.suggestSecurityManager("java.lang.SecurityManager");

        RMID rmid = null;

        ActivationInstantiator inst1 = null;

        ActivationInstantiator inst2 = null;

        try {

            RMID.removeLog();

            rmid = RMID.createRMID();

            rmid.start();

            System.err.println("Create group descriptor");

            ActivationGroupDesc groupDesc =

                new ActivationGroupDesc(null, null);

            ActivationSystem system = ActivationGroup.getSystem();

            System.err.println("Register group descriptor");

            ActivationGroupID groupID = system.registerGroup(groupDesc);

            inst1 = new FakeInstantiator();

            inst2 = new FakeInstantiator();

            System.err.println("Invoke activeGroup with inst1");

            system.activeGroup(groupID, inst1, 0);

            try {

            System.err.println("Invoke activeGroup with inst2");

                system.activeGroup(groupID, inst2, 0);

                throw new RuntimeException(

                    "TEST FAILED: activeGroup with unequal groups succeeded!");

            } catch (ActivationException expected) {

                System.err.println("Caught expected ActivationException");

                System.err.println("Test 1 (of 2) passed");

            }

            try {

                System.err.println("Invoke activeGroup with inst1");

                system.activeGroup(groupID, inst1, 0);

                System.err.println("activeGroup call succeeded");

                System.err.println("Test 2 (of 2) passed");

            } catch (ActivationException unexpected) {

                throw new RuntimeException(

                    "TEST FAILED: activeGroup with equal groups failed!",

                    unexpected);

            }

        } catch (Exception e) {

            TestLibrary.bomb("test failed", e);

        } finally {

            try {

                if (inst1 != null) {

                    UnicastRemoteObject.unexportObject(inst1, true);

                }

                if (inst2 != null) {

                    UnicastRemoteObject.unexportObject(inst2, true);

                }

            } catch (NoSuchObjectException unexpected) {

                throw new AssertionError(unexpected);

            }

            ActivationLibrary.rmidCleanup(rmid);

        }

    }

    private static class FakeInstantiator

        extends UnicastRemoteObject

        implements ActivationInstantiator

    {

        FakeInstantiator() throws RemoteException {}

        public MarshalledObject newInstance(ActivationID id,

                                            ActivationDesc desc)

        {

            throw new AssertionError();

        }

    }

}