/*
* JBoss, Home of Professional Open Source
* Copyright 2009 Red Hat Inc. and/or its affiliates and other
* contributors as indicated by the @author tags. All rights reserved.
* See the copyright.txt 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.infinispan.stats;
/**
* Stats.
*
* @author Galder Zamarreño
* @since 4.0
*/
public interface Stats {
/**
* @return Number of seconds since cache started.
*/
long getTimeSinceStart();
/**
* Returns the number of entries currently in this cache instance. When
* the cache is configured with distribution, this method only returns the
* number of entries in the local cache instance. In other words, it does
* not attempt to communicate with other nodes to find out about the data
* stored in other nodes in the cluster that is not available locally.
*
* @return Number of entries currently in the cache.
*/
int getCurrentNumberOfEntries();
/**
* @return Number of entries stored in cache .
*/
long getTotalNumberOfEntries();
/**
* @return Number of put operations on the cache.
*/
long getStores();
/**
* @return Number of get operations.
*/
long getRetrievals();
/**
* @return Number of cache get hits.
*/
long getHits();
/**
* @return Number of cache get misses.
*/
long getMisses();
/**
* @return Number of cache removal hits.
*/
long getRemoveHits();
/**
* @return Number of cache removal misses.
*/
long getRemoveMisses();
/**
* @return Number of cache eviction.
*/
long getEvictions();
}