/**
* 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 org.apache.isis.objectstore.jdo.datanucleus.service.support;
import javax.annotation.PostConstruct;
import javax.annotation.PreDestroy;
import javax.enterprise.context.RequestScoped;
import javax.jdo.listener.InstanceLifecycleEvent;
import org.apache.isis.applib.annotation.DomainService;
import org.apache.isis.applib.annotation.NatureOfService;
import org.apache.isis.applib.annotation.Programmatic;
import org.apache.isis.applib.services.clock.ClockService;
import org.apache.isis.applib.services.jdosupport.IsisJdoSupport;
import org.apache.isis.applib.services.timestamp.HoldsUpdatedAt;
import org.apache.isis.applib.services.timestamp.HoldsUpdatedBy;
import org.apache.isis.applib.services.user.UserService;
@RequestScoped
@DomainService(
nature = NatureOfService.DOMAIN,
menuOrder = "" + Integer.MAX_VALUE
)
public class TimestampService implements
javax.jdo.listener.StoreLifecycleListener {
@PostConstruct
public void open() {
isisJdoSupport.getJdoPersistenceManager().addInstanceLifecycleListener(this, null);
}
@PreDestroy
public void close() {
isisJdoSupport.getJdoPersistenceManager().removeInstanceLifecycleListener(this);
}
@Programmatic
public void preStore (InstanceLifecycleEvent event) {
final Object pi = event.getPersistentInstance();
if(pi instanceof org.datanucleus.enhancement.Persistable) {
if(pi instanceof HoldsUpdatedBy) {
((HoldsUpdatedBy)pi).setUpdatedBy(userService.getUser().getName());
}
if(pi instanceof HoldsUpdatedAt) {
((HoldsUpdatedAt)pi).setUpdatedAt(clockService.nowAsJavaSqlTimestamp());
}
}
}
@Programmatic
public void postStore (InstanceLifecycleEvent event) {
// no-op
}
@javax.inject.Inject
UserService userService;
@javax.inject.Inject
ClockService clockService;
@javax.inject.Inject
IsisJdoSupport isisJdoSupport;
}