/*
* 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.core.runtime.services.metrics;
import java.util.concurrent.atomic.AtomicInteger;
import javax.enterprise.context.RequestScoped;
import javax.jdo.listener.InstanceLifecycleEvent;
import javax.jdo.listener.InstanceLifecycleListener;
import javax.jdo.listener.LoadLifecycleListener;
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.WithTransactionScope;
import org.apache.isis.applib.services.metrics.MetricsService;
import org.apache.isis.core.runtime.services.changes.ChangedObjectsServiceInternal;
@RequestScoped
@DomainService(
nature = NatureOfService.DOMAIN,
menuOrder = "" + Integer.MAX_VALUE
)
public class MetricsServiceDefault implements MetricsService, InstanceLifecycleListener, LoadLifecycleListener, WithTransactionScope {
private AtomicInteger numberLoaded = new AtomicInteger(0);
@Override
public int numberObjectsLoaded() {
return numberLoaded.get();
}
@Override
public int numberObjectsDirtied() {
return changedObjectsServiceInternal.numberObjectsDirtied();
}
@Programmatic
@Override
public void postLoad(final InstanceLifecycleEvent event) {
numberLoaded.incrementAndGet();
}
/**
* Intended to be called at the end of a transaction. (This service really ought to be considered
* a transaction-scoped service; since that isn't yet supported by the framework, we have to manually reset).
*/
@Programmatic
@Override
public void resetForNextTransaction() {
numberLoaded.set(0);
}
@javax.inject.Inject
ChangedObjectsServiceInternal changedObjectsServiceInternal;
}