/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.sun.jini.test.spec.eventmailbox;
import java.util.logging.Level;
import java.rmi.RemoteException;
import java.rmi.NoSuchObjectException;
import java.rmi.ServerException;
import com.sun.jini.qa.harness.TestException;
import com.sun.jini.qa.harness.QAConfig;
import net.jini.event.EventMailbox;
import net.jini.event.MailboxRegistration;
import net.jini.core.lease.Lease;
import net.jini.core.event.EventRegistration;
import net.jini.core.event.RemoteEvent;
import net.jini.core.event.RemoteEventListener;
import com.sun.jini.constants.TimeConstants;
import com.sun.jini.test.impl.mercury.EMSTestBase;
import com.sun.jini.test.impl.mercury.TestUtils;
import com.sun.jini.test.impl.mercury.TestListener;
import com.sun.jini.test.impl.mercury.TestGenerator;
public class EMSRET extends EMSTestBase implements TimeConstants {
//
// This should be long enough to sensibly run the test.
// If the service doesn't grant long enough leases, then
// we might have to resort to using something like the
// LeaseRenewalManager to keep our leases current.
//
private final long DURATION1 = 3*HOURS;
private final int NUM_EVENTS = 5;
private final long EVENT_ID = 1234;
// This number seems high, but the retry algorithm backs off
// rather quickly (5s, 10s, 1min, ...). Need this delay
// in order to successfully retrieve events after the mailbox
// has backed off.
private final long MAX_WAIT = 3 * MINUTES;
public void run() throws Exception {
EventMailbox mb = getConfiguredMailbox();
int i = 0;
// Register and check lease
MailboxRegistration mr = getRegistration(mb, DURATION1);
Lease mrl = getMailboxLease(mr);
checkLease(mrl, DURATION1);
// Get the mailbox service provided listener
RemoteEventListener mbRel = getMailboxListener(mr);
// Create an event generator and pass it the
// mailbox's remote event listener.
TestGenerator myGen = TestUtils.createGenerator(manager);
EventRegistration evtReg =
myGen.register(EVENT_ID, // Event ID to use
null, // handback
mbRel, // Notification target
DURATION1); // Lease duration
Lease tgl = evtReg.getLease();
checkLease(tgl, DURATION1);
// Create two listener objects
TestListener badListener = TestUtils.createREListener(manager);
TestListener goodListener = TestUtils.createListener(manager);
int badCount = 0;
int goodCount = 0;
// Generate some events
logger.log(Level.INFO, "Generating " + NUM_EVENTS + " events");
RemoteEvent[] events = new RemoteEvent[NUM_EVENTS];
for (i = 0; i < NUM_EVENTS; i++) {
events[i] = myGen.generateEvent(evtReg.getID(), 3);
}
RemoteEvent[] bogus = {
new RemoteEvent(myGen, 9999, 9999, null),
new RemoteEvent(myGen, 5678, 1234, null),
};
// Enable the first of our listener objects
assertCount(badListener, badCount);
logger.log(Level.INFO, "Enabling delivery to our bad REL" + badListener);
mr.enableDelivery(badListener);
// Wait for events to arrive and verify.
// Note that the listener object throws a
// RemoteException and can receive multiple
// events (duplicate) events from redelivery
// attempts.
logger.log(Level.INFO, "Wating for event delivery");
badCount = 1;
waitForEvents(badListener, badCount, MAX_WAIT);
logger.log(Level.INFO, "Verifying event delivery count of "
+ badCount);
assertCount(badListener, badCount);
logger.log(Level.INFO, "Verifying events ");
assertEvent(badListener, events[0]);
if (badListener.verifyEvents(events) ||
badListener.verifyEvents(bogus) )
{
throw new TestException("Successfully verified bogus events");
}
// Delay to (hopefully) ensure that
// some retries are attempted. This test
// is timing dependent since after MAX_RETRIES
// the mailbox will discard the
// remote event and move onto the next one, if any.
// If this delay is long enough to exceed the
// MAX_RETRIES then the count will get bumped and
// the test will fail.
long delay = 7000;
logger.log(Level.INFO, "Sleeping for " + delay);
try {
Thread.sleep(delay);
} catch (InterruptedException ie) {
logger.log(Level.INFO, "Sleep interrupted");
}
// Note that the count should still be 1 since
// retries will try to deliver the same event.
// Listener counts distinct events. See note above.
logger.log(Level.INFO, "Verifying event delivery count of "
+ badCount);
assertCount(badListener, badCount);
// No need to assertEvents since it be the same one
// as before.
// Enable good listener
assertCount(goodListener, goodCount);
logger.log(Level.INFO, "Enabling good listener");
mr.enableDelivery(goodListener);
goodCount = 5;
logger.log(Level.INFO, "Wating for event delivery of " + goodCount);
waitForEvents(goodListener, goodCount, MAX_WAIT);
logger.log(Level.INFO, "Asserting event count");
assertCount(goodListener, goodCount);
logger.log(Level.INFO, "Verifying events");
assertEvents(goodListener, events);
logger.log(Level.INFO, "Generating another event");
RemoteEvent re = myGen.generateEvent(evtReg.getID(), 3);
goodCount++;
logger.log(Level.INFO, "Wating for event delivery" + goodCount);
waitForEvents(goodListener, goodCount, MAX_WAIT);
logger.log(Level.INFO, "Asserting event count");
assertCount(goodListener, goodCount);
logger.log(Level.INFO, "Verifying events");
assertEvent(goodListener, re);
logger.log(Level.INFO, "Cancelling registration");
mrl.cancel();
}
/**
* Invoke parent's setup and parser
* @exception TestException will usually indicate an "unresolved"
* condition because at this point the test has not yet begun.
*/
public void setup(QAConfig config) throws Exception {
super.setup(config);
parse();
}
}