Example usage for org.hibernate.stat Statistics isStatisticsEnabled

Introduction

In this page you can find the example usage for org.hibernate.stat Statistics isStatisticsEnabled.

Prototype

boolean isStatisticsEnabled();

Source Link

Document

Are statistics enabled

Usage

From source file:com.abiquo.server.core.common.persistence.HibernateSessionAllocationChecker.java

License:Open Source License

public HibernateSessionAllocationChecker(EntityManagerFactory factory) {
    assert factory != null;

    this.factory = factory;

    EntityManager em = factory.createEntityManager();
    try {/*from   ww  w .  ja va2 s . c  o  m*/
        Session session = (Session) em.getDelegate();
        Statistics statistics = session.getSessionFactory().getStatistics();
        this.statisticsEnabledOnEntry = statistics.isStatisticsEnabled();
        statistics.setStatisticsEnabled(true);
        this.outstandingSessionsOnEntry = statistics.getSessionOpenCount() - statistics.getSessionCloseCount();
        try {
            this.openMySqlConnectionsOnEntry = getMySqlConnectionCount(session.connection());
        } catch (SQLException e) {
            throw new RuntimeException(e);
        }
    } finally {
        em.close();
    }
}

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From source file:com.abiquo.server.core.common.persistence.HibernateSessionAllocationChecker.java

License:Open Source License

private void ensureResultObtained() {
    if (!resultObtained) {
        EntityManager em = factory.createEntityManager();
        try {/*from w w w . jav  a  2  s .  c  o m*/
            Session session = (Session) em.getDelegate();
            Statistics statistics = session.getSessionFactory().getStatistics();

            assert statistics
                    .isStatisticsEnabled() : "Somebody else disabled the statistics: DON'T do, or do not use this component";

            long outstandingSessionsOnExit = statistics.getSessionOpenCount()
                    - statistics.getSessionCloseCount();
            this.sessionsNotReleasedAfterCreation = outstandingSessionsOnExit - this.outstandingSessionsOnEntry;

            assert sessionsNotReleasedAfterCreation >= 0 : "Somebody else played with the statistics (maybe cleared/disabled them?): DON'T do, or do not use this component";
            // System.err.println( "OUTSTANDING SESSIONS: " +
            // sessionsNotReleasedAfterCreation);

            try {
                this.mySqlConnectionsNoReleasedAfterCreation = getMySqlConnectionCount(session.connection())
                        - this.openMySqlConnectionsOnEntry;
            } catch (SQLException e) {
                throw new RuntimeException(e);
            }

            // Reset statistics to the state they were before we started to
            // be interested in open/closed session count
            statistics.setStatisticsEnabled(this.statisticsEnabledOnEntry);
        } finally {
            em.close();
        }
        resultObtained = true;
    }

}

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From source file:com.medigy.persist.util.HibernateUtil.java

License:Open Source License

public static void logStatistics() {

    Statistics stats = HibernateUtil.sessionFactory.getStatistics();
    if (!stats.isStatisticsEnabled()) {
        log.warn("Statistics are not enabled.");
        return;//from   www  . j  a v a2s.com
    }
    log.info("Connection count: " + stats.getConnectCount());
    log.info("Session open count: " + stats.getSessionOpenCount());
    log.info("Session close count: " + stats.getSessionCloseCount());

    log.info("Entities insert count: " + stats.getEntityInsertCount());
    log.info("Entities update count: " + stats.getEntityUpdateCount());
    log.info("Entities fetch count: " + stats.getEntityFetchCount());

    log.info("Collection fetch count: " + stats.getCollectionFetchCount());
    log.info("Collection load count: " + stats.getCollectionLoadCount());
    double queryCacheHitCount = stats.getQueryCacheHitCount();
    double queryCacheMissCount = stats.getQueryCacheMissCount();
    double queryCacheHitRatio = queryCacheHitCount / (queryCacheHitCount + queryCacheMissCount);
    log.info("Query Hit ratio:" + queryCacheHitRatio);
}

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From source file:com.openkm.servlet.admin.HibernateStatsServlet.java

License:Open Source License

/**
 * Activate stats//w  w w.  j a  v a  2  s  . c  o  m
 */
private void activate(HttpServletRequest request, HttpServletResponse response)
        throws IOException, ServletException {
    Statistics stats = HibernateUtil.getSessionFactory().getStatistics();

    if (!stats.isStatisticsEnabled()) {
        stats.setStatisticsEnabled(true);
    }
}

---

From source file:com.openkm.servlet.admin.HibernateStatsServlet.java

License:Open Source License

/**
 * Deactivate stats/*  w  w  w .j av  a  2  s. c om*/
 */
private void deactivate(HttpServletRequest request, HttpServletResponse response)
        throws IOException, ServletException {
    Statistics stats = HibernateUtil.getSessionFactory().getStatistics();

    if (stats.isStatisticsEnabled()) {
        stats.setStatisticsEnabled(false);
    }
}

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From source file:com.thoughtworks.go.server.service.support.HibernateInformationProvider.java

License:Apache License

@Override
public Map<String, Object> asJson() {
    LinkedHashMap<String, Object> json = new LinkedHashMap<>();
    Statistics statistics = sessionFactory.getStatistics();
    if (!statistics.isStatisticsEnabled()) {
        return json;
    }/*from   w  ww.ja  v a2s  .c o  m*/
    json.put("EntityDeleteCount", statistics.getEntityDeleteCount());
    json.put("EntityInsertCount", statistics.getEntityInsertCount());
    json.put("EntityLoadCount", statistics.getEntityLoadCount());
    json.put("EntityFetchCount", statistics.getEntityFetchCount());
    json.put("EntityUpdateCount", statistics.getEntityUpdateCount());
    json.put("QueryExecutionCount", statistics.getQueryExecutionCount());
    json.put("QueryExecutionMaxTime", statistics.getQueryExecutionMaxTime());
    json.put("QueryExecutionMaxTimeQueryString", statistics.getQueryExecutionMaxTimeQueryString());
    json.put("QueryCacheHitCount", statistics.getQueryCacheHitCount());
    json.put("QueryCacheMissCount", statistics.getQueryCacheMissCount());
    json.put("QueryCachePutCount", statistics.getQueryCachePutCount());
    json.put("FlushCount", statistics.getFlushCount());
    json.put("ConnectCount", statistics.getConnectCount());
    json.put("SecondLevelCacheHitCount", statistics.getSecondLevelCacheHitCount());
    json.put("SecondLevelCacheMissCount", statistics.getSecondLevelCacheMissCount());
    json.put("SecondLevelCachePutCount", statistics.getSecondLevelCachePutCount());
    json.put("SessionCloseCount", statistics.getSessionCloseCount());
    json.put("SessionOpenCount", statistics.getSessionOpenCount());
    json.put("CollectionLoadCount", statistics.getCollectionLoadCount());
    json.put("CollectionFetchCount", statistics.getCollectionFetchCount());
    json.put("CollectionUpdateCount", statistics.getCollectionUpdateCount());
    json.put("CollectionRemoveCount", statistics.getCollectionRemoveCount());
    json.put("CollectionRecreateCount", statistics.getCollectionRecreateCount());
    json.put("StartTime", statistics.getStartTime());
    json.put("SecondLevelCacheRegionNames", statistics.getSecondLevelCacheRegionNames());
    json.put("SuccessfulTransactionCount", statistics.getSuccessfulTransactionCount());
    json.put("TransactionCount", statistics.getTransactionCount());
    json.put("PrepareStatementCount", statistics.getPrepareStatementCount());
    json.put("CloseStatementCount", statistics.getCloseStatementCount());
    json.put("OptimisticFailureCount", statistics.getOptimisticFailureCount());

    LinkedHashMap<String, Object> queryStats = new LinkedHashMap<>();
    json.put("Queries", queryStats);

    String[] queries = statistics.getQueries();
    for (String query : queries) {
        queryStats.put(query, statistics.getQueryStatistics(query));
    }

    LinkedHashMap<String, Object> entityStatistics = new LinkedHashMap<>();
    json.put("EntityStatistics", entityStatistics);

    String[] entityNames = statistics.getEntityNames();
    for (String entityName : entityNames) {
        entityStatistics.put(entityName, statistics.getEntityStatistics(entityName));
    }

    LinkedHashMap<String, Object> roleStatistics = new LinkedHashMap<>();
    json.put("RoleStatistics", roleStatistics);

    String[] roleNames = statistics.getCollectionRoleNames();
    for (String roleName : roleNames) {
        roleStatistics.put(roleName, statistics.getCollectionStatistics(roleName));
    }

    return json;
}

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From source file:com.zutubi.pulse.master.xwork.actions.admin.debug.HibernateStatisticsAction.java

License:Apache License

public String toggle() throws Exception {
    Statistics stats = sessionFactory.getStatistics();
    stats.setStatisticsEnabled(!stats.isStatisticsEnabled());

    return "toggled";
}

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From source file:io.micrometer.core.instrument.binder.jpa.HibernateMetrics.java

License:Apache License

private boolean hasStatisticsEnabled(EntityManagerFactory emf) {
    final Statistics stats = getStatistics(emf);
    return (stats != null && stats.isStatisticsEnabled());
}

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From source file:net.big_oh.common.utils.HibernateStatisticsUtil.java

License:Open Source License

/**
 * Gets the hit ratio for Hibernate's second level caches.
 * /* w  w  w .j  a  va2s  .  c o m*/
 * @param hibernateStats
 * @return A value between 0 and 1 (inclusive) representing the cache hit
 *         ratio.
 * @throws IllegalArgumentException
 *             Thrown if the hibernateStats object is null, or does not have
 *             statistics enabled.
 */
// TODO Unit test me!
public static double getSecondLevelCacheHitRatio(Statistics hibernateStats) throws IllegalArgumentException {

    if (hibernateStats == null) {
        throw new IllegalArgumentException("The hibernateStats may not be null.");
    }
    if (!hibernateStats.isStatisticsEnabled()) {
        throw new IllegalArgumentException("Hibernate stats are unexpectedly not enabled!");
    }

    return (double) hibernateStats.getSecondLevelCacheHitCount() / (double) Math.max(1,
            (hibernateStats.getSecondLevelCacheHitCount() + hibernateStats.getSecondLevelCacheMissCount()));

}

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From source file:net.big_oh.common.utils.HibernateStatisticsUtil.java

License:Open Source License

/**
 * Gets the hit ratio for Hibernate's query cache.
 * /* ww w .  j  a  v  a2  s .  c o  m*/
 * @param hibernateStats
 * @return A value between 0 and 1 (inclusive) representing the cache hit
 *         ratio.
 * @throws IllegalArgumentException
 *             Thrown if the hibernateStats object is null, or does not have
 *             statistics enabled.
 */
// TODO Unit test me!
public static double getQueryCacheHitRatio(Statistics hibernateStats) throws IllegalArgumentException {

    if (hibernateStats == null) {
        throw new IllegalArgumentException("The hibernateStats may not be null.");
    }
    if (!hibernateStats.isStatisticsEnabled()) {
        throw new IllegalArgumentException("Hibernate stats are unexpectedly not enabled!");
    }

    return (double) hibernateStats.getQueryCacheHitCount() / (double) Math.max(1,
            (hibernateStats.getQueryCacheHitCount() + hibernateStats.getQueryCacheMissCount()));

}

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