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* Copyright 2015, 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.jpa.hibernate4.management;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import javax.persistence.EntityManagerFactory;
import org.hibernate.SessionFactory;
import org.hibernate.jpa.HibernateEntityManagerFactory;
import org.hibernate.stat.CollectionStatistics;
import org.jipijapa.management.spi.EntityManagerFactoryAccess;
import org.jipijapa.management.spi.Operation;
import org.jipijapa.management.spi.PathAddress;
/**
* Hibernate collection statistics
*
* @author Scott Marlow
*/
public class HibernateCollectionStatistics extends HibernateAbstractStatistics {
private static final String ATTRIBUTE_COLLECTION_NAME = "collection-name";
public static final String OPERATION_COLLECTION_LOAD_COUNT = "collection-load-count";
public static final String OPERATION_COLLECTION_FETCH_COUNT = "collection-fetch-count";
public static final String OPERATION_COLLECTION_UPDATE_COUNT = "collection-update-count";
public static final String OPERATION_COLLECTION_REMOVE_COUNT = "collection-remove-count";
public static final String OPERATION_COLLECTION_RECREATED_COUNT = "collection-recreated-count";
public HibernateCollectionStatistics() {
/**
* specify the different operations
*/
operations.put(ATTRIBUTE_COLLECTION_NAME, showCollectionName);
types.put(ATTRIBUTE_COLLECTION_NAME,String.class);
operations.put(OPERATION_COLLECTION_LOAD_COUNT, collectionLoadCount);
types.put(OPERATION_COLLECTION_LOAD_COUNT, Long.class);
operations.put(OPERATION_COLLECTION_FETCH_COUNT, collectionFetchCount);
types.put(OPERATION_COLLECTION_FETCH_COUNT, Long.class);
operations.put(OPERATION_COLLECTION_UPDATE_COUNT, collectionUpdateCount);
types.put(OPERATION_COLLECTION_UPDATE_COUNT, Long.class);
operations.put(OPERATION_COLLECTION_REMOVE_COUNT, collectionRemoveCount);
types.put(OPERATION_COLLECTION_REMOVE_COUNT, Long.class);
operations.put(OPERATION_COLLECTION_RECREATED_COUNT, collectionRecreatedCount);
types.put(OPERATION_COLLECTION_RECREATED_COUNT, Long.class);
}
@Override
public Collection<String> getDynamicChildrenNames(EntityManagerFactoryAccess entityManagerFactoryLookup, PathAddress pathAddress) {
org.hibernate.stat.Statistics stats = getBaseStatistics(entityManagerFactoryLookup.entityManagerFactory(pathAddress.getValue(HibernateStatistics.PROVIDER_LABEL)));
if (stats == null) {
return Collections.emptyList();
}
return Collections.unmodifiableCollection(Arrays.asList(stats.getCollectionRoleNames()));
}
private org.hibernate.stat.Statistics getBaseStatistics(EntityManagerFactory entityManagerFactory) {
if (entityManagerFactory == null) {
return null;
}
HibernateEntityManagerFactory entityManagerFactoryImpl = (HibernateEntityManagerFactory) entityManagerFactory;
SessionFactory sessionFactory = entityManagerFactoryImpl.getSessionFactory();
if (sessionFactory != null) {
return sessionFactory.getStatistics();
}
return null;
}
private CollectionStatistics getStatistics(final EntityManagerFactory entityManagerFactory, String collectionName) {
if (entityManagerFactory == null) {
return null;
}
HibernateEntityManagerFactory entityManagerFactoryImpl = (HibernateEntityManagerFactory) entityManagerFactory;
SessionFactory sessionFactory = entityManagerFactoryImpl.getSessionFactory();
if (sessionFactory != null) {
return sessionFactory.getStatistics().getCollectionStatistics(collectionName);
}
return null;
}
private Operation showCollectionName = new Operation() {
@Override
public Object invoke(Object... args) {
return getStatisticName(args);
}
};
private Operation collectionUpdateCount = new Operation() {
@Override
public Object invoke(Object... args) {
CollectionStatistics statistics = getStatistics(getEntityManagerFactory(args), getStatisticName(args));
return Long.valueOf(statistics != null ? statistics.getUpdateCount() : 0);
}
};
private Operation collectionRemoveCount = new Operation() {
@Override
public Object invoke(Object... args) {
CollectionStatistics statistics = getStatistics(getEntityManagerFactory(args), getStatisticName(args));
return Long.valueOf(statistics != null ? statistics.getRemoveCount() : 0);
}
};
private Operation collectionRecreatedCount = new Operation() {
@Override
public Object invoke(Object... args) {
CollectionStatistics statistics = getStatistics(getEntityManagerFactory(args), getStatisticName(args));
return Long.valueOf(statistics != null ? statistics.getRemoveCount() : 0);
}
};
private Operation collectionLoadCount = new Operation() {
@Override
public Object invoke(Object... args) {
CollectionStatistics statistics = getStatistics(getEntityManagerFactory(args), getStatisticName(args));
return Long.valueOf(statistics != null ? statistics.getLoadCount() : 0);
}
};
private Operation collectionFetchCount = new Operation() {
@Override
public Object invoke(Object... args) {
CollectionStatistics statistics = getStatistics(getEntityManagerFactory(args), getStatisticName(args));
return Long.valueOf(statistics != null ? statistics.getFetchCount() : 0);
}
};
}