/*
* 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.impl.mercury;
import java.util.logging.Level;
import java.rmi.RemoteException;
import java.rmi.NoSuchObjectException;
import java.rmi.ServerException;
import java.util.Date;
import java.util.ArrayList;
import java.util.logging.Logger;
import net.jini.event.InvalidIteratorException;
import net.jini.event.MailboxPullRegistration;
import net.jini.event.PullEventMailbox;
import net.jini.event.RemoteEventIterator;
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 net.jini.core.event.UnknownEventException;
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;
import com.sun.jini.qa.harness.QAConfig;
import com.sun.jini.qa.harness.TestException;
public class PullTimeoutTest
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;
private final long EVENT_ID2 = 5678;
private final long MAX_WAIT_GET_EVENT = 60 * 1000;
private final long MAX_WAIT_SEND_EVENT = MAX_WAIT_GET_EVENT / 4;
class MyEventGeneratorRunnable implements Runnable {
final TestGenerator myGen;
final long evid;
final int maxTries;
final int numEvents;
final Logger logger;
final long delay;
MyEventGeneratorRunnable(TestGenerator myGen, long evid, int maxTries,
int numEvents, Logger logger, long delay)
{
this.myGen = myGen;
this.evid = evid;
this.maxTries = maxTries;
this.numEvents = numEvents;
this.logger = logger;
this.delay = delay;
}
public void run() {
try {
logger.log(Level.FINEST,
"MyEventGeneratorRunnable sleeping @ {0} for {1} ms",
new Object[] { new Date(), new Long(delay)});
Thread.sleep(delay);
logger.log(Level.FINEST,
"MyEventGeneratorRunnable awoken @ {0}", new Date());
} catch (InterruptedException ie) {
// ignore
logger.log(Level.FINEST,
"Sleep interrupted", ie);
}
for (int i = 0; i < numEvents; i++) {
try {
myGen.generateEvent(evid, maxTries);
logger.log(Level.FINEST, "Sent event @ {0}", new Date());
} catch (RemoteException re) {
logger.log(Level.FINEST,
"Ignoring RemoteException from generating event",
re);
} catch (UnknownEventException uee) {
logger.log(Level.FINEST,
"Ignoring UnknownEventException from generating event",
uee);
}
}
}
}
public void run() throws Exception {
logger.log(Level.INFO, "Starting up " + this.getClass().toString());
PullEventMailbox mb = getPullMailbox();
int i = 0;
// Register and check lease
MailboxPullRegistration mr = getPullRegistration(mb, DURATION1);
Lease mrl = getPullMailboxLease(mr);
checkLease(mrl, DURATION1);
// Get the mailbox service provided listener
RemoteEventListener mbRel = getPullMailboxListener(mr);
// Create an event generator and pass it the
// mailbox's remote event listener.
TestGenerator myGen = TestUtils.createGenerator(manager);
logger.log(Level.FINEST,
"Test generator class tree"
+ getClassLoaderTree(myGen.getClass().getClassLoader()));
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 another event generator and pass it the
// mailbox's remote event listener.
TestGenerator myGen2 = TestUtils.createGenerator(manager);
logger.log(Level.FINEST,
"Test generator class tree"
+ getClassLoaderTree(myGen2.getClass().getClassLoader()));
EventRegistration evtReg2 =
myGen2.register(EVENT_ID2, // Event ID to use
null, // handback
mbRel, // Notification target
DURATION1); // Lease duration
Lease tgl2 = evtReg2.getLease();
checkLease(tgl2, DURATION1);
// Get events and verify
logger.log(Level.INFO, "Getting events from empty mailbox.");
RemoteEventIterator rei = mr.getRemoteEvents();
RemoteEvent rei_event;
Date before = new Date();
logger.log(Level.INFO, "Calling next() on empty set @ {0}", before);
rei_event = rei.next(MAX_WAIT_GET_EVENT);
Date after = new Date();
logger.log(Level.INFO, "Returned from next() @ {0}", after);
//Verify that timeout was honored
long delta = after.getTime() - before.getTime();
if (delta < MAX_WAIT_GET_EVENT) {
throw new TestException("Returned from next() before expected: "
+ delta);
}
if (rei_event != null) {
throw new TestException(
"Received unexpected event from empty mailbox: " + rei_event);
}
// Start event generator thread with a delay of MAX_WAIT_SEND_EVENT
Thread t =
new Thread(
new MyEventGeneratorRunnable(myGen, evtReg.getID(), 3, 1,
logger, MAX_WAIT_SEND_EVENT ));
t.start();
before = new Date();
logger.log(Level.INFO, "Calling next() on empty set @ {0}", before);
rei_event = rei.next(MAX_WAIT_GET_EVENT);
after = new Date();
//Verify that we returned before the timeout
delta = after.getTime() - before.getTime();
logger.log(Level.INFO, "Returned from next() @ {0}, delta = {1}",
new Object[] {after, new Long(delta)});
if (delta >= MAX_WAIT_GET_EVENT) {
throw new TestException("Returned from next() after expected: "
+ delta);
} else if (delta <= MAX_WAIT_SEND_EVENT) {
throw new TestException("Returned from next() before expected: "
+ delta);
}
if (rei_event == null) {
throw new TestException(
"Did not receive expected event from mailbox.");
}
//Generate a soon-to-be unknown event.
myGen.generateEvent(evtReg.getID(), 3);
/*
* Add genereated event to unknown list and verify that they aren't
* subsequently received.
*/
ArrayList unknowns = new ArrayList(1);
unknowns.add(rei_event);
mr.addUnknownEvents(unknowns);
before = new Date();
logger.log(Level.INFO, "Calling next() on empty set @ {0}", before);
rei_event = rei.next(MAX_WAIT_GET_EVENT);
after = new Date();
//Verify that we returned after the timeout
delta = after.getTime() - before.getTime();
logger.log(Level.INFO, "Returned from next() @ {0}, delta = {1}",
new Object[] {after, new Long(delta)});
if (delta < MAX_WAIT_GET_EVENT) {
throw new TestException("Returned from next() before expected: "
+ delta);
}
if (rei_event != null) {
throw new TestException(
"Received unexpected event from mailbox: " + rei_event);
}
// Start event generator thread with a delay of MAX_WAIT_SEND_EVENT
// from a "good" event source.
t = new Thread(
new MyEventGeneratorRunnable(myGen2, evtReg2.getID(), 3, 1,
logger, MAX_WAIT_SEND_EVENT ));
t.start();
// Call with "infinite" timeout.
before = new Date();
logger.log(Level.INFO, "Calling next() on empty set @ {0}", before);
rei_event = rei.next(Long.MAX_VALUE);
after = new Date();
delta = after.getTime() - before.getTime();
logger.log(Level.INFO, "Returned from next() @ {0}, delta = {1}",
new Object[] {after, new Long(delta)});
if (delta <= MAX_WAIT_SEND_EVENT) {
throw new TestException("Returned from next() before expected: "
+ delta);
}
/*
* No need to check delta > Long.MAX_VALUE since the test would
* have been interrupted well before then.
*/
if (rei_event == null) {
throw new TestException(
"Did not receive expected event from mailbox.");
}
// Call with zero timeout.
before = new Date();
logger.log(Level.INFO, "Calling next() on empty set @ {0}", before);
rei_event = rei.next(0);
after = new Date();
delta = after.getTime() - before.getTime();
logger.log(Level.INFO, "Returned from next() @ {0}, delta = {1}",
new Object[] {after, new Long(delta)});
if (rei_event != null) {
throw new TestException(
"Received unexpected event from empty mailbox: " + rei_event);
}
try {
rei.next(-1);
throw new TestException("Successfully called next() with -1");
} catch (IllegalArgumentException iae) {
logger.log(Level.FINEST,
"Caught IllegalArgumentException -- expected", iae);
}
}
/**
* 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 sysConfig) throws Exception {
super.setup(sysConfig);
parse();
}
}