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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
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*
* 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.
*
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*/
/* @test
* @bug 4526514
* @summary rmid does not handle group restart for latecomer objects
* @author Ann Wollrath
*
* @library ../../../testlibrary
* @build TestLibrary RMID ActivationLibrary
* RestartLatecomer RestartLatecomer_Stub
* @run main/othervm/policy=security.policy/timeout=240 RestartLatecomer
*/
import java.io.*;
import java.rmi.*;
import java.rmi.activation.*;
import java.rmi.server.*;
import java.rmi.registry.*;
import java.util.Vector;
import java.util.Properties;
public class RestartLatecomer
implements ActivateMe, Runnable
{
private ActivationID id;
private static Object lock = new Object();
private Vector responders = new Vector();
private static final String RESTARTABLE = "restartable";
private static final String ACTIVATABLE = "activatable";
public RestartLatecomer(ActivationID id, MarshalledObject mobj)
throws ActivationException, RemoteException
{
this.id = id;
Activatable.exportObject(this, id, 0);
ActivateMe obj;
String responder;
try {
Object[] stuff = (Object[]) mobj.get();
responder = (String) stuff[0];
System.err.println(responder + " service started");
obj = (ActivateMe) stuff[1];
} catch (Exception e) {
System.err.println("unable to obtain stub from marshalled object");
return;
}
/*
* Call back object in the test VM to notify it that
* this object has been activated or restarted.
*/
obj.callback(responder);
}
public RestartLatecomer() throws RemoteException {
UnicastRemoteObject.exportObject(this, 0);
}
private void waitFor(String responder) throws Exception {
synchronized (lock) {
for (int i = 0; i < 15; i++) {
if (responders.contains(responder) != true) {
lock.wait(5000);
if (responders.contains(responder) == true) {
return;
}
} else {
return;
}
}
}
throw new RuntimeException(
"TEST FAILED: service not restarted by timeout");
}
private void clearResponders() {
synchronized (lock) {
responders.clear();
}
}
/**
* Notifies the receiver that the object denoted by "responder"
* has activated or restarted.
*/
public void callback(String responder) {
System.err.println(
"RestartLatecomer: received callback from " + responder);
/*
* Notify waiter that callback has been received and
* test can proceed.
*/
synchronized (lock) {
responders.add(responder);
lock.notifyAll();
}
}
/**
* Pings object (to activate it).
*/
public void ping() {
System.err.println("RestartLatecomer: recevied ping");
}
/**
* Spawns a thread to deactivate the object.
*/
public void shutdown() {
System.err.println("RestartLatecomer: received shutdown request");
(new Thread(this,"RestartLatecomer")).start();
}
public ActivationID getID() {
return id;
}
/**
* 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() {
System.exit(0);
}
public static void main(String[] args) {
System.out.println("\nRegression test for bug 4526514\n");
TestLibrary.suggestSecurityManager("java.rmi.RMISecurityManager");
RMID rmid = null;
RestartLatecomer callbackObj = null;
try {
RMID.removeLog();
rmid = RMID.createRMID();
rmid.start();
/* 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);
/*
* Create unicast object to be contacted when service is activated.
*/
callbackObj = new RestartLatecomer();
/*
* Create and register descriptors for a restartable and
* non-restartable service (respectively) in a group other than
* this VM's group.
*/
System.err.println("Creating descriptors");
Object[] stuff = new Object[] { RESTARTABLE, callbackObj };
MarshalledObject restartMobj = new MarshalledObject(stuff);
ActivationGroupDesc groupDesc =
new ActivationGroupDesc(p, null);
stuff[0] = ACTIVATABLE;
MarshalledObject activateMobj = new MarshalledObject(stuff);
ActivationGroupID groupID =
ActivationGroup.getSystem().registerGroup(groupDesc);
ActivationDesc activatableDesc =
new ActivationDesc(groupID, "RestartLatecomer", null,
activateMobj, false);
ActivationDesc restartableDesc =
new ActivationDesc(groupID, "RestartLatecomer", null,
restartMobj, true);
System.err.println("Register activatable object's descriptor");
ActivateMe activatableObj =
(ActivateMe) Activatable.register(activatableDesc);
System.err.println("Activate object (starts group VM)");
activatableObj.ping();
callbackObj.waitFor(ACTIVATABLE);
callbackObj.clearResponders();
System.err.println("Callback from activatable object received");
System.err.println("Register restartable object's descriptor");
ActivateMe restartableObj =
(ActivateMe) Activatable.register(restartableDesc);
System.err.println("Shutdown object (exits group VM)");
try {
activatableObj.shutdown();
} catch (RemoteException ignore) {
/*
* Since the shutdown method spawns a thread to call
* System.exit, the group's VM may exit, closing all
* connections, before this call had returned. If that
* happens, then a RemoteException will be caught
* here.
*/
}
System.err.println("Pause for shutdown to happen...");
Thread.sleep(5000);
/*
* Wait for "latecomer" restartable service to be
* automatically restarted.
*/
callbackObj.waitFor(RESTARTABLE);
System.err.println(
"TEST PASSED: rmid restarted latecomer service");
} catch (Exception e) {
TestLibrary.bomb(e);
} finally {
ActivationLibrary.rmidCleanup(rmid);
TestLibrary.unexport(callbackObj);
}
}
}
interface ActivateMe extends Remote {
public void ping() throws RemoteException;
public void callback(String responder) throws RemoteException;
public void shutdown() throws RemoteException;
}