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/*
*
* Copyright (c) 2016 Payara Foundation and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://github.com/payara/Payara/blob/master/LICENSE.txt
* See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at glassfish/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* The Payara Foundation designates this particular file as subject to the "Classpath"
* exception as provided by the Payara Foundation in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package fish.payara.nucleus.notification.service;
import fish.payara.nucleus.notification.NotificationEventBus;
import fish.payara.nucleus.notification.NotificationService;
import fish.payara.nucleus.notification.configuration.Notifier;
import fish.payara.nucleus.notification.configuration.NotifierConfiguration;
import fish.payara.nucleus.notification.configuration.NotifierType;
import fish.payara.nucleus.notification.domain.NotificationEvent;
import fish.payara.nucleus.notification.domain.NotificationExecutionOptions;
import fish.payara.nucleus.notification.domain.NotifierConfigurationExecutionOptions;
import org.glassfish.api.event.EventListener;
import org.glassfish.api.event.EventTypes;
import org.glassfish.api.event.Events;
import org.jvnet.hk2.annotations.Contract;
import javax.annotation.PostConstruct;
import javax.inject.Inject;
/**
* Base contract for all notifier services.
*
* @author mertcaliskan
*/
@Contract
public abstract class BaseNotifierService implements EventListener {
@Inject
protected Events events;
@Inject
private NotificationEventBus eventBus;
@Inject
private NotificationService notificationService;
private NotifierType type;
private Class notifierType;
private Class notifierConfigType;
public abstract void bootstrap();
public abstract void shutdown();
public void event(Event event) {
if (event.is(EventTypes.SERVER_READY)) {
bootstrap();
}
if (event.is(EventTypes.SERVER_SHUTDOWN)) {
shutdown();
}
}
@PostConstruct
void postConstruct() {
events.register(this);
}
protected void register(NotifierType type, Class notifierType, Class notifierConfigType, BaseNotifierService service) {
this.type = type;
this.notifierType = notifierType;
this.notifierConfigType = notifierConfigType;
eventBus.register(service);
}
public abstract void handleNotification(E event);
public Class getNotifierType() {
return notifierType;
}
public Class getNotifierConfigType() {
return notifierConfigType;
}
public NotifierType getType() {
return type;
}
public NotifierConfigurationExecutionOptions getNotifierConfigurationExecutionOptions() {
NotificationExecutionOptions executionOptions = notificationService.getExecutionOptions();
if (executionOptions != null) {
return executionOptions.getNotifierConfigurationExecutionOptionsList().get(type);
}
return null;
}
/**
* Unregisters a service and cleans up any information stored in it
* This function does NOT restart the service.
* @param service
*/
protected void reset(BaseNotifierService service) {
eventBus.unregister(service);
}
}