Hibernate example source code file (NullHibernateStats.java)

This example Hibernate source code file (NullHibernateStats.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Hibernate tags/keywords

hibernatestats, hibernatestats, illegalargumentexception, instance, listenernotfoundexception, management, mbeannotificationinfo, notificationfilter, nullhibernatestats, nullhibernatestats, object, object, tabulardata, tabulardata

The Hibernate NullHibernateStats.java source code

/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * Copyright (c) 2011, Red Hat Inc. or third-party contributors as
 * indicated by the @author tags or express copyright attribution
 * statements applied by the authors.  All third-party contributions are
 * distributed under license by Red Hat Inc.
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU
 * Lesser General Public License, as published by the Free Software Foundation.
 *
 * This program 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 distribution; if not, write to:
 * Free Software Foundation, Inc.
 * 51 Franklin Street, Fifth Floor
 * Boston, MA  02110-1301  USA
 */
package org.hibernate.cache.ehcache.management.impl;


import javax.management.ListenerNotFoundException;
import javax.management.MBeanNotificationInfo;
import javax.management.NotificationFilter;
import javax.management.NotificationListener;
import javax.management.openmbean.TabularData;

import net.sf.ehcache.hibernate.management.api.HibernateStats;

/**
 * Implementation of {@link HibernateStats} that does nothing
 * <p/>
 * <p/>
 *
 * @author <a href="mailto:asanoujam@terracottatech.com">Abhishek Sanoujam
 */
public final class NullHibernateStats implements HibernateStats {

	/**
	 * Singleton instance.
	 */
	public static final HibernateStats INSTANCE = new NullHibernateStats();

	/**
	 * private constructor. No need to create instances of this. Use singleton instance
	 */
	private NullHibernateStats() {
		super();
		// TODO Auto-generated constructor stub
	}

	/**
	 * {@inheritDoc}
	 *
	 * @see HibernateStats#clearStats()
	 */
	public void clearStats() {
		// no-op

	}

	/**
	 * {@inheritDoc}
	 *
	 * @see HibernateStats#disableStats()
	 */
	public void disableStats() {
		// no-op

	}

	/**
	 * {@inheritDoc}
	 *
	 * @see HibernateStats#enableStats()
	 */
	public void enableStats() {
		// no-op

	}

	/**
	 * {@inheritDoc}
	 *
	 * @see HibernateStats#getCloseStatementCount()
	 */
	public long getCloseStatementCount() {
		// no-op
		return 0;
	}

	/**
	 * {@inheritDoc}
	 *
	 * @see HibernateStats#getCollectionStats()
	 */
	public TabularData getCollectionStats() {
		// no-op
		return null;
	}

	/**
	 * {@inheritDoc}
	 *
	 * @see HibernateStats#getConnectCount()
	 */
	public long getConnectCount() {
		// no-op
		return 0;
	}

	/**
	 * Not supported right now
	 */
	public long getDBSQLExecutionSample() {
		// no-op
		return 0;
	}

	/**
	 * {@inheritDoc}
	 *
	 * @see HibernateStats#getEntityStats()
	 */
	public TabularData getEntityStats() {
		// no-op
		return null;
	}

	/**
	 * {@inheritDoc}
	 *
	 * @see HibernateStats#getFlushCount()
	 */
	public long getFlushCount() {
		// no-op
		return 0;
	}

	/**
	 * {@inheritDoc}
	 *
	 * @see HibernateStats#getOptimisticFailureCount()
	 */
	public long getOptimisticFailureCount() {
		// no-op
		return 0;
	}

	/**
	 * {@inheritDoc}
	 *
	 * @see HibernateStats#getPrepareStatementCount()
	 */
	public long getPrepareStatementCount() {
		// no-op
		return 0;
	}

	/**
	 * {@inheritDoc}
	 *
	 * @see HibernateStats#getQueryExecutionCount()
	 */
	public long getQueryExecutionCount() {
		// no-op
		return 0;
	}

	/**
	 * {@inheritDoc}
	 *
	 * @see HibernateStats#getQueryExecutionRate()
	 */
	public double getQueryExecutionRate() {
		// no-op
		return 0;
	}

	/**
	 * {@inheritDoc}
	 *
	 * @see HibernateStats#getQueryExecutionSample()
	 */
	public long getQueryExecutionSample() {
		// no-op
		return 0;
	}

	/**
	 * {@inheritDoc}
	 *
	 * @see HibernateStats#getQueryStats()
	 */
	public TabularData getQueryStats() {
		// no-op
		return null;
	}

	/**
	 * {@inheritDoc}
	 *
	 * @see HibernateStats#getSessionCloseCount()
	 */
	public long getSessionCloseCount() {
		// no-op
		return 0;
	}

	/**
	 * {@inheritDoc}
	 *
	 * @see HibernateStats#getSessionOpenCount()
	 */
	public long getSessionOpenCount() {
		// no-op
		return 0;
	}

	/**
	 * {@inheritDoc}
	 *
	 * @see HibernateStats#getSuccessfulTransactionCount()
	 */
	public long getSuccessfulTransactionCount() {
		// no-op
		return 0;
	}

	/**
	 * {@inheritDoc}
	 *
	 * @see HibernateStats#getTransactionCount()
	 */
	public long getTransactionCount() {
		// no-op
		return 0;
	}

	/**
	 * {@inheritDoc}
	 *
	 * @see HibernateStats#isStatisticsEnabled()
	 */
	public boolean isStatisticsEnabled() {
		// no-op
		return false;
	}

	/**
	 * {@inheritDoc}
	 *
	 * @see HibernateStats#setStatisticsEnabled(boolean)
	 */
	public void setStatisticsEnabled(boolean flag) {
		// no-op
	}

	/**
	 * @see HibernateStats#getCacheRegionStats()
	 */
	public TabularData getCacheRegionStats() {
		return null;
	}

	/**
	 * @see javax.management.NotificationEmitter#removeNotificationListener(javax.management.NotificationListener, javax.management.NotificationFilter, java.lang.Object)
	 */
	public void removeNotificationListener(NotificationListener listener, NotificationFilter filter, Object handback)
			throws ListenerNotFoundException {
		/**/
	}

	/**
	 * @see javax.management.NotificationBroadcaster#addNotificationListener(javax.management.NotificationListener, javax.management.NotificationFilter, java.lang.Object)
	 */
	public void addNotificationListener(NotificationListener listener, NotificationFilter filter, Object handback)
			throws IllegalArgumentException {
		/**/
	}

	/**
	 * @see javax.management.NotificationBroadcaster#getNotificationInfo()
	 */
	public MBeanNotificationInfo[] getNotificationInfo() {
		return null;
	}

	/**
	 * @see javax.management.NotificationBroadcaster#removeNotificationListener(javax.management.NotificationListener)
	 */
	public void removeNotificationListener(NotificationListener listener) throws ListenerNotFoundException {
		/**/
	}
}