/*
* JBoss, Home of Professional Open Source.
* Copyright 2014, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.controller.notification;
import static org.jboss.as.controller.notification.NotificationFilter.ALL;
import static org.jboss.as.controller.registry.NotificationHandlerRegistration.ANY_ADDRESS;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import java.util.Collection;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.registry.NotificationHandlerRegistration;
import org.junit.Test;
/**
* @author <a href="http://jmesnil.net/">Jeff Mesnil</a> (c) 2014 Red Hat inc.
*/
public class NotificationRegistryTestCase {
@Test
public void testRegisterAndEmitFromRootAddress() {
// register listener at /
// find listener at /
doTestNotificationRegistration(PathAddress.EMPTY_ADDRESS, PathAddress.EMPTY_ADDRESS, true);
}
@Test
public void testRegisterAtANY_ADDRESSAndEmitFromRootAddress() {
// register listener at ANY_ADDRESS
// find listener at /
doTestNotificationRegistration(ANY_ADDRESS, PathAddress.EMPTY_ADDRESS, true);
}
@Test
public void testRegisterAndEmitFromOneLevelResource() {
// register listener at /subsystem=messaging
// find listener at /subsystem=messaging
PathAddress oneLevelAddress = PathAddress.pathAddress("subsystem", "messaging");
doTestNotificationRegistration(oneLevelAddress, oneLevelAddress, true);
// do not find listener at /
doTestNotificationRegistration(oneLevelAddress, PathAddress.EMPTY_ADDRESS, false);
// do not find listener at /subsystem=web
PathAddress otherAddress = PathAddress.pathAddress("subsystem", "web");
doTestNotificationRegistration(oneLevelAddress, otherAddress, false);
}
@Test
public void testRegisterAtAnyAddressAndEmitFromOneLevelResource() {
// register listener at ANY_ADDRESS
// find listener at /subsystem=messaging
PathAddress oneLevelAddress = PathAddress.pathAddress("subsystem", "messaging");
doTestNotificationRegistration(ANY_ADDRESS, oneLevelAddress, true);
// find listener at /
doTestNotificationRegistration(ANY_ADDRESS, PathAddress.EMPTY_ADDRESS, true);
// find listener at /subsystem=web
PathAddress otherAddress = PathAddress.pathAddress("subsystem", "web");
doTestNotificationRegistration(ANY_ADDRESS, otherAddress, true);
}
@Test
public void testRegisterWildCardAndEmitFromOneLevelResource() {
// register listener at /subsystem=*
// find listener at /subsystem=messaging
PathAddress addressForRegistration = PathAddress.pathAddress("subsystem", "*");
PathAddress oneLevelAddress = PathAddress.pathAddress("subsystem", "messaging");
doTestNotificationRegistration(addressForRegistration, oneLevelAddress, true);
}
@Test
public void testRegisterAndEmitFromTwoLevelResource() {
// register listener at /subsystem=messaging/hornetq-server=default
// find listener at /subsystem=messaging/hornetq-server=default
PathAddress twoLevelAddress = PathAddress.pathAddress("subsystem", "messaging").append("hornetq-server", "default");
doTestNotificationRegistration(twoLevelAddress, twoLevelAddress, true);
// do not find listener at /subsystem=messaging/hornetq-server=bar
PathAddress otherAddress = PathAddress.pathAddress("subsystem", "messaging").append("hornetq-server", "bar");
doTestNotificationRegistration(twoLevelAddress, otherAddress, false);
}
@Test
public void testRegisterWildCardAndEmitFromTwoLevelResource() {
// register listener at /subsystem=messaging/hornetq-server=*
PathAddress addressForRegistration = PathAddress.pathAddress("subsystem", "messaging").append("hornetq-server", "*");
// find listener at /subsystem=messaging/hornetq-server=default
PathAddress twoLevelAddress = PathAddress.pathAddress("subsystem", "messaging").append("hornetq-server", "default");
doTestNotificationRegistration(addressForRegistration, twoLevelAddress, true);
// do not find listener at /subsystem=web/hornetq-server=default
PathAddress otherAddress = PathAddress.pathAddress("subsystem", "web").append("hornetq-server", "default");
doTestNotificationRegistration(addressForRegistration, otherAddress, false);
}
@Test
public void testRegisterWildCardAndEmitFromTwoLevelResource_2() {
// register listener at /subsystem=*/hornetq-server=*
PathAddress addressForRegistration = PathAddress.pathAddress("subsystem", "*").append("hornetq-server", "*");
// find listener at /subsystem=messaging/hornetq-server=default
PathAddress twoLevelAddress = PathAddress.pathAddress("subsystem", "messaging").append("hornetq-server", "default");
doTestNotificationRegistration(addressForRegistration, twoLevelAddress, true);
// find listener at /subsystem=web/hornetq-server=bar
PathAddress otherAddress = PathAddress.pathAddress("subsystem", "web").append("hornetq-server", "bar");
doTestNotificationRegistration(addressForRegistration, otherAddress, true);
}
@Test
public void testRegisterWildCardAndEmitFromTwoLevelResource_3() {
// register listener at /subsystem=*/hornetq-server=default
// find listener at /subsystem=messaging/hornetq-server=default
PathAddress addressForRegistration = PathAddress.pathAddress("subsystem", "*").append("hornetq-server", "default");
PathAddress twoLevelAddress = PathAddress.pathAddress("subsystem", "messaging").append("hornetq-server", "default");
doTestNotificationRegistration(addressForRegistration, twoLevelAddress, true);
}
private void doTestNotificationRegistration(PathAddress addressForRegistration, PathAddress notificationSource, boolean mustFindHandler) {
System.out.println("addressForRegistration = [" + addressForRegistration + "], notificationSource = [" + notificationSource + "]");
NotificationHandlerRegistration registry = NotificationHandlerRegistration.Factory.create();
NotificationHandler handler = new SimpleNotificationHandler();
NotificationFilter filter = ALL;
registry.registerNotificationHandler(addressForRegistration, handler, filter);
Notification notification = new Notification("foo", notificationSource, "bar");
Collection<NotificationHandler> handlers = registry.findMatchingNotificationHandlers(notification);
if (mustFindHandler) {
assertEquals(1, handlers.size());
assertTrue(handlers.contains(handler));
} else {
assertFalse(handlers.contains(handler));
}
registry.unregisterNotificationHandler(addressForRegistration, handler, filter);
handlers = registry.findMatchingNotificationHandlers(notification);
assertEquals(0, handlers.size());
}
@Test
public void testMixWildcardAndConcreteAddresses() {
NotificationHandlerRegistration registry = NotificationHandlerRegistration.Factory.create();
NotificationHandler handler1 = new SimpleNotificationHandler();
NotificationHandler handler2 = new SimpleNotificationHandler();
NotificationFilter filter = ALL;
PathAddress wildCardRegistrationAddress = PathAddress.pathAddress("subsystem", "*");
PathAddress concreteRegistrationAddress = PathAddress.pathAddress("subsystem", "messaging");
registry.registerNotificationHandler(wildCardRegistrationAddress, handler1, filter);
registry.registerNotificationHandler(concreteRegistrationAddress, handler2, filter);
Notification notification = new Notification("foo", concreteRegistrationAddress, "bar");
Collection<NotificationHandler> handlers = registry.findMatchingNotificationHandlers(notification);
assertEquals(2, handlers.size());
assertTrue(handlers.contains(handler1));
assertTrue(handlers.contains(handler2));
PathAddress otherAddress = PathAddress.pathAddress("subsystem", "web");
notification = new Notification("foo", otherAddress, "bar");
handlers = registry.findMatchingNotificationHandlers(notification);
assertEquals(1, handlers.size());
assertTrue(handlers.contains(handler1));
}
@Test
public void testMixWildcardAndConcreteAddressesOnTwoLevels() {
NotificationHandlerRegistration registry = NotificationHandlerRegistration.Factory.create();
NotificationHandler handler1 = new SimpleNotificationHandler();
NotificationHandler handler2 = new SimpleNotificationHandler();
NotificationHandler handler3 = new SimpleNotificationHandler();
NotificationFilter filter = ALL;
PathAddress wildCardRegistrationAddress = PathAddress.pathAddress("subsystem", "*").append("foo", "*");
PathAddress concreteRegistrationAddress = PathAddress.pathAddress("subsystem", "messaging").append("foo", "bar");
PathAddress concreteRegistrationAddress2 = PathAddress.pathAddress("subsystem", "web").append("foo", "bar");
registry.registerNotificationHandler(wildCardRegistrationAddress, handler1, filter);
registry.registerNotificationHandler(concreteRegistrationAddress, handler2, filter);
registry.registerNotificationHandler(concreteRegistrationAddress2, handler3, filter);
Notification notification = new Notification("foo", concreteRegistrationAddress, "bar");
Collection<NotificationHandler> handlers = registry.findMatchingNotificationHandlers(notification);
assertEquals(2, handlers.size());
assertTrue(handlers.contains(handler1));
assertTrue(handlers.contains(handler2));
PathAddress otherAddress = PathAddress.pathAddress("subsystem", "web").append("foo", "bar");
notification = new Notification("foo", otherAddress, "bar");
handlers = registry.findMatchingNotificationHandlers(notification);
assertEquals(2, handlers.size());
assertTrue(handlers.contains(handler1));
assertTrue(handlers.contains(handler3));
}
private static class SimpleNotificationHandler implements NotificationHandler {
@Override
public void handleNotification(Notification notification) {
}
}
}