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org.hibernate.stat.ConcurrentStatisticsImpl Maven / Gradle / Ivy
package org.hibernate.stat;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import java.util.concurrent.atomic.AtomicLong;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.hibernate.cache.Region;
import org.hibernate.engine.SessionFactoryImplementor;
import org.hibernate.util.ArrayHelper;
/**
* @author Alex Snaps
* @see org.hibernate.stat.Statistics
*/
public class ConcurrentStatisticsImpl implements Statistics, StatisticsImplementor {
//TODO: we should provide some way to get keys of collection of statistics to make it easier to retrieve from a GUI perspective
private static final Logger log = LoggerFactory.getLogger(ConcurrentStatisticsImpl.class);
private SessionFactoryImplementor sessionFactory;
private volatile boolean isStatisticsEnabled;
private volatile long startTime;
private AtomicLong sessionOpenCount = new AtomicLong();
private AtomicLong sessionCloseCount = new AtomicLong();
private AtomicLong flushCount = new AtomicLong();
private AtomicLong connectCount = new AtomicLong();
private AtomicLong prepareStatementCount = new AtomicLong();
private AtomicLong closeStatementCount = new AtomicLong();
private AtomicLong entityLoadCount = new AtomicLong();
private AtomicLong entityUpdateCount = new AtomicLong();
private AtomicLong entityInsertCount = new AtomicLong();
private AtomicLong entityDeleteCount = new AtomicLong();
private AtomicLong entityFetchCount = new AtomicLong();
private AtomicLong collectionLoadCount = new AtomicLong();
private AtomicLong collectionUpdateCount = new AtomicLong();
private AtomicLong collectionRemoveCount = new AtomicLong();
private AtomicLong collectionRecreateCount = new AtomicLong();
private AtomicLong collectionFetchCount = new AtomicLong();
private AtomicLong secondLevelCacheHitCount = new AtomicLong();
private AtomicLong secondLevelCacheMissCount = new AtomicLong();
private AtomicLong secondLevelCachePutCount = new AtomicLong();
private AtomicLong queryExecutionCount = new AtomicLong();
private AtomicLong queryExecutionMaxTime = new AtomicLong();
private volatile String queryExecutionMaxTimeQueryString;
private AtomicLong queryCacheHitCount = new AtomicLong();
private AtomicLong queryCacheMissCount = new AtomicLong();
private AtomicLong queryCachePutCount = new AtomicLong();
private AtomicLong commitedTransactionCount = new AtomicLong();
private AtomicLong transactionCount = new AtomicLong();
private AtomicLong optimisticFailureCount = new AtomicLong();
/**
* second level cache statistics per region
*/
private final ConcurrentMap secondLevelCacheStatistics = new ConcurrentHashMap();
/**
* entity statistics per name
*/
private final ConcurrentMap entityStatistics = new ConcurrentHashMap();
/**
* collection statistics per name
*/
private final ConcurrentMap collectionStatistics = new ConcurrentHashMap();
/**
* entity statistics per query string (HQL or SQL)
*/
private final ConcurrentMap queryStatistics = new ConcurrentHashMap();
public ConcurrentStatisticsImpl() {
clear();
}
public ConcurrentStatisticsImpl(SessionFactoryImplementor sessionFactory) {
clear();
this.sessionFactory = sessionFactory;
}
/**
* reset all statistics
*/
public void clear() {
secondLevelCacheHitCount.set(0);
secondLevelCacheMissCount.set(0);
secondLevelCachePutCount.set(0);
sessionCloseCount.set(0);
sessionOpenCount.set(0);
flushCount.set(0);
connectCount.set(0);
prepareStatementCount.set(0);
closeStatementCount.set(0);
entityDeleteCount.set(0);
entityInsertCount.set(0);
entityUpdateCount.set(0);
entityLoadCount.set(0);
entityFetchCount.set(0);
collectionRemoveCount.set(0);
collectionUpdateCount.set(0);
collectionRecreateCount.set(0);
collectionLoadCount.set(0);
collectionFetchCount.set(0);
queryExecutionCount.set(0);
queryCacheHitCount.set(0);
queryExecutionMaxTime.set(0);
queryExecutionMaxTimeQueryString = null;
queryCacheMissCount.set(0);
queryCachePutCount.set(0);
transactionCount.set(0);
commitedTransactionCount.set(0);
optimisticFailureCount.set(0);
secondLevelCacheStatistics.clear();
entityStatistics.clear();
collectionStatistics.clear();
queryStatistics.clear();
startTime = System.currentTimeMillis();
}
public void openSession() {
sessionOpenCount.getAndIncrement();
}
public void closeSession() {
sessionCloseCount.getAndIncrement();
}
public void flush() {
flushCount.getAndIncrement();
}
public void connect() {
connectCount.getAndIncrement();
}
public void loadEntity(String entityName) {
entityLoadCount.getAndIncrement();
((ConcurrentEntityStatisticsImpl) getEntityStatistics(entityName)).incrementLoadCount();
}
public void fetchEntity(String entityName) {
entityFetchCount.getAndIncrement();
((ConcurrentEntityStatisticsImpl) getEntityStatistics(entityName)).incrementFetchCount();
}
/**
* find entity statistics per name
*
* @param entityName entity name
* @return EntityStatistics object
*/
public EntityStatistics getEntityStatistics(String entityName) {
ConcurrentEntityStatisticsImpl es = (ConcurrentEntityStatisticsImpl) entityStatistics.get(entityName);
if (es == null) {
es = new ConcurrentEntityStatisticsImpl(entityName);
ConcurrentEntityStatisticsImpl previous;
if ((previous = (ConcurrentEntityStatisticsImpl) entityStatistics.putIfAbsent(entityName, es)) != null) {
es = previous;
}
}
return es;
}
public void updateEntity(String entityName) {
entityUpdateCount.getAndIncrement();
ConcurrentEntityStatisticsImpl es = (ConcurrentEntityStatisticsImpl) getEntityStatistics(entityName);
es.incrementUpdateCount();
}
public void insertEntity(String entityName) {
entityInsertCount.getAndIncrement();
ConcurrentEntityStatisticsImpl es = (ConcurrentEntityStatisticsImpl) getEntityStatistics(entityName);
es.incrementInsertCount();
}
public void deleteEntity(String entityName) {
entityDeleteCount.getAndIncrement();
ConcurrentEntityStatisticsImpl es = (ConcurrentEntityStatisticsImpl) getEntityStatistics(entityName);
es.incrementDeleteCount();
}
/**
* Get collection statistics per role
*
* @param role collection role
* @return CollectionStatistics
*/
public CollectionStatistics getCollectionStatistics(String role) {
ConcurrentCollectionStatisticsImpl cs = (ConcurrentCollectionStatisticsImpl) collectionStatistics.get(role);
if (cs == null) {
cs = new ConcurrentCollectionStatisticsImpl(role);
ConcurrentCollectionStatisticsImpl previous;
if ((previous = (ConcurrentCollectionStatisticsImpl) collectionStatistics.putIfAbsent(role, cs)) != null) {
cs = previous;
}
}
return cs;
}
public void loadCollection(String role) {
collectionLoadCount.getAndIncrement();
((ConcurrentCollectionStatisticsImpl) getCollectionStatistics(role)).incrementLoadCount();
}
public void fetchCollection(String role) {
collectionFetchCount.getAndIncrement();
((ConcurrentCollectionStatisticsImpl) getCollectionStatistics(role)).incrementFetchCount();
}
public void updateCollection(String role) {
collectionUpdateCount.getAndIncrement();
((ConcurrentCollectionStatisticsImpl) getCollectionStatistics(role)).incrementUpdateCount();
}
public void recreateCollection(String role) {
collectionRecreateCount.getAndIncrement();
((ConcurrentCollectionStatisticsImpl) getCollectionStatistics(role)).incrementRecreateCount();
}
public void removeCollection(String role) {
collectionRemoveCount.getAndIncrement();
((ConcurrentCollectionStatisticsImpl) getCollectionStatistics(role)).incrementRemoveCount();
}
/**
* Second level cache statistics per region
*
* @param regionName region name
* @return SecondLevelCacheStatistics
*/
public SecondLevelCacheStatistics getSecondLevelCacheStatistics(String regionName) {
ConcurrentSecondLevelCacheStatisticsImpl slcs
= (ConcurrentSecondLevelCacheStatisticsImpl) secondLevelCacheStatistics.get(regionName);
if (slcs == null) {
if (sessionFactory == null) {
return null;
}
Region region = sessionFactory.getSecondLevelCacheRegion(regionName);
if (region == null) {
return null;
}
slcs = new ConcurrentSecondLevelCacheStatisticsImpl(region);
ConcurrentSecondLevelCacheStatisticsImpl previous;
if ((previous = (ConcurrentSecondLevelCacheStatisticsImpl) secondLevelCacheStatistics.putIfAbsent(regionName, slcs)) != null) {
slcs = previous;
}
}
return slcs;
}
public void secondLevelCachePut(String regionName) {
secondLevelCachePutCount.getAndIncrement();
((ConcurrentSecondLevelCacheStatisticsImpl) getSecondLevelCacheStatistics(regionName)).incrementPutCount();
}
public void secondLevelCacheHit(String regionName) {
secondLevelCacheHitCount.getAndIncrement();
((ConcurrentSecondLevelCacheStatisticsImpl) getSecondLevelCacheStatistics(regionName)).incrementHitCount();
}
public void secondLevelCacheMiss(String regionName) {
secondLevelCacheMissCount.getAndIncrement();
((ConcurrentSecondLevelCacheStatisticsImpl) getSecondLevelCacheStatistics(regionName)).incrementMissCount();
}
public void queryExecuted(String hql, int rows, long time) {
queryExecutionCount.getAndIncrement();
boolean isLongestQuery = false;
for (long old = queryExecutionMaxTime.get(); (time > old) && (isLongestQuery = !queryExecutionMaxTime.compareAndSet(old, time)); old = queryExecutionMaxTime.get())
;
if (isLongestQuery) {
queryExecutionMaxTimeQueryString = hql;
}
if (hql != null) {
ConcurrentQueryStatisticsImpl qs = (ConcurrentQueryStatisticsImpl) getQueryStatistics(hql);
qs.executed(rows, time);
}
}
public void queryCacheHit(String hql, String regionName) {
queryCacheHitCount.getAndIncrement();
if (hql != null) {
ConcurrentQueryStatisticsImpl qs = (ConcurrentQueryStatisticsImpl) getQueryStatistics(hql);
qs.incrementCacheHitCount();
}
ConcurrentSecondLevelCacheStatisticsImpl slcs = (ConcurrentSecondLevelCacheStatisticsImpl) getSecondLevelCacheStatistics(regionName);
slcs.incrementHitCount();
}
public void queryCacheMiss(String hql, String regionName) {
queryCacheMissCount.getAndIncrement();
if (hql != null) {
ConcurrentQueryStatisticsImpl qs = (ConcurrentQueryStatisticsImpl) getQueryStatistics(hql);
qs.incrementCacheMissCount();
}
ConcurrentSecondLevelCacheStatisticsImpl slcs = (ConcurrentSecondLevelCacheStatisticsImpl) getSecondLevelCacheStatistics(regionName);
slcs.incrementMissCount();
}
public void queryCachePut(String hql, String regionName) {
queryCachePutCount.getAndIncrement();
if (hql != null) {
ConcurrentQueryStatisticsImpl qs = (ConcurrentQueryStatisticsImpl) getQueryStatistics(hql);
qs.incrementCachePutCount();
}
ConcurrentSecondLevelCacheStatisticsImpl slcs = (ConcurrentSecondLevelCacheStatisticsImpl) getSecondLevelCacheStatistics(regionName);
slcs.incrementPutCount();
}
/**
* Query statistics from query string (HQL or SQL)
*
* @param queryString query string
* @return QueryStatistics
*/
public QueryStatistics getQueryStatistics(String queryString) {
ConcurrentQueryStatisticsImpl qs = (ConcurrentQueryStatisticsImpl) queryStatistics.get(queryString);
if (qs == null) {
qs = new ConcurrentQueryStatisticsImpl(queryString);
ConcurrentQueryStatisticsImpl previous;
if ((previous = (ConcurrentQueryStatisticsImpl) queryStatistics.putIfAbsent(queryString, qs)) != null) {
qs = previous;
}
}
return qs;
}
/**
* @return entity deletion count
*/
public long getEntityDeleteCount() {
return entityDeleteCount.get();
}
/**
* @return entity insertion count
*/
public long getEntityInsertCount() {
return entityInsertCount.get();
}
/**
* @return entity load (from DB)
*/
public long getEntityLoadCount() {
return entityLoadCount.get();
}
/**
* @return entity fetch (from DB)
*/
public long getEntityFetchCount() {
return entityFetchCount.get();
}
/**
* @return entity update
*/
public long getEntityUpdateCount() {
return entityUpdateCount.get();
}
public long getQueryExecutionCount() {
return queryExecutionCount.get();
}
public long getQueryCacheHitCount() {
return queryCacheHitCount.get();
}
public long getQueryCacheMissCount() {
return queryCacheMissCount.get();
}
public long getQueryCachePutCount() {
return queryCachePutCount.get();
}
/**
* @return flush
*/
public long getFlushCount() {
return flushCount.get();
}
/**
* @return session connect
*/
public long getConnectCount() {
return connectCount.get();
}
/**
* @return second level cache hit
*/
public long getSecondLevelCacheHitCount() {
return secondLevelCacheHitCount.get();
}
/**
* @return second level cache miss
*/
public long getSecondLevelCacheMissCount() {
return secondLevelCacheMissCount.get();
}
/**
* @return second level cache put
*/
public long getSecondLevelCachePutCount() {
return secondLevelCachePutCount.get();
}
/**
* @return session closing
*/
public long getSessionCloseCount() {
return sessionCloseCount.get();
}
/**
* @return session opening
*/
public long getSessionOpenCount() {
return sessionOpenCount.get();
}
/**
* @return collection loading (from DB)
*/
public long getCollectionLoadCount() {
return collectionLoadCount.get();
}
/**
* @return collection fetching (from DB)
*/
public long getCollectionFetchCount() {
return collectionFetchCount.get();
}
/**
* @return collection update
*/
public long getCollectionUpdateCount() {
return collectionUpdateCount.get();
}
/**
* @return collection removal
* FIXME: even if isInverse="true"?
*/
public long getCollectionRemoveCount() {
return collectionRemoveCount.get();
}
/**
* @return collection recreation
*/
public long getCollectionRecreateCount() {
return collectionRecreateCount.get();
}
/**
* @return start time in ms (JVM standards {@link System#currentTimeMillis()})
*/
public long getStartTime() {
return startTime;
}
/**
* log in info level the main statistics
*/
public void logSummary() {
log.info("Logging statistics....");
log.info("start time: " + startTime);
log.info("sessions opened: " + sessionOpenCount);
log.info("sessions closed: " + sessionCloseCount);
log.info("transactions: " + transactionCount);
log.info("successful transactions: " + commitedTransactionCount);
log.info("optimistic lock failures: " + optimisticFailureCount);
log.info("flushes: " + flushCount);
log.info("connections obtained: " + connectCount);
log.info("statements prepared: " + prepareStatementCount);
log.info("statements closed: " + closeStatementCount);
log.info("second level cache puts: " + secondLevelCachePutCount);
log.info("second level cache hits: " + secondLevelCacheHitCount);
log.info("second level cache misses: " + secondLevelCacheMissCount);
log.info("entities loaded: " + entityLoadCount);
log.info("entities updated: " + entityUpdateCount);
log.info("entities inserted: " + entityInsertCount);
log.info("entities deleted: " + entityDeleteCount);
log.info("entities fetched (minimize this): " + entityFetchCount);
log.info("collections loaded: " + collectionLoadCount);
log.info("collections updated: " + collectionUpdateCount);
log.info("collections removed: " + collectionRemoveCount);
log.info("collections recreated: " + collectionRecreateCount);
log.info("collections fetched (minimize this): " + collectionFetchCount);
log.info("queries executed to database: " + queryExecutionCount);
log.info("query cache puts: " + queryCachePutCount);
log.info("query cache hits: " + queryCacheHitCount);
log.info("query cache misses: " + queryCacheMissCount);
log.info("max query time: " + queryExecutionMaxTime + "ms");
}
/**
* Are statistics logged
*/
public boolean isStatisticsEnabled() {
return isStatisticsEnabled;
}
/**
* Enable statistics logs (this is a dynamic parameter)
*/
public void setStatisticsEnabled(boolean b) {
isStatisticsEnabled = b;
}
/**
* @return Returns the max query execution time,
* for all queries
*/
public long getQueryExecutionMaxTime() {
return queryExecutionMaxTime.get();
}
/**
* Get all executed query strings
*/
public String[] getQueries() {
return ArrayHelper.toStringArray(queryStatistics.keySet());
}
/**
* Get the names of all entities
*/
public String[] getEntityNames() {
if (sessionFactory == null) {
return ArrayHelper.toStringArray(entityStatistics.keySet());
} else {
return ArrayHelper.toStringArray(sessionFactory.getAllClassMetadata().keySet());
}
}
/**
* Get the names of all collection roles
*/
public String[] getCollectionRoleNames() {
if (sessionFactory == null) {
return ArrayHelper.toStringArray(collectionStatistics.keySet());
} else {
return ArrayHelper.toStringArray(sessionFactory.getAllCollectionMetadata().keySet());
}
}
/**
* Get all second-level cache region names
*/
public String[] getSecondLevelCacheRegionNames() {
if (sessionFactory == null) {
return ArrayHelper.toStringArray(secondLevelCacheStatistics.keySet());
} else {
return ArrayHelper.toStringArray(sessionFactory.getAllSecondLevelCacheRegions().keySet());
}
}
public void endTransaction(boolean success) {
transactionCount.getAndIncrement();
if (success) commitedTransactionCount.getAndIncrement();
}
public long getSuccessfulTransactionCount() {
return commitedTransactionCount.get();
}
public long getTransactionCount() {
return transactionCount.get();
}
public void closeStatement() {
closeStatementCount.getAndIncrement();
}
public void prepareStatement() {
prepareStatementCount.getAndIncrement();
}
public long getCloseStatementCount() {
return closeStatementCount.get();
}
public long getPrepareStatementCount() {
return prepareStatementCount.get();
}
public void optimisticFailure(String entityName) {
optimisticFailureCount.getAndIncrement();
((ConcurrentEntityStatisticsImpl) getEntityStatistics(entityName)).incrementOptimisticFailureCount();
}
public long getOptimisticFailureCount() {
return optimisticFailureCount.get();
}
public String toString() {
return new StringBuilder()
.append("Statistics[")
.append("start time=").append(startTime)
.append(",sessions opened=").append(sessionOpenCount)
.append(",sessions closed=").append(sessionCloseCount)
.append(",transactions=").append(transactionCount)
.append(",successful transactions=").append(commitedTransactionCount)
.append(",optimistic lock failures=").append(optimisticFailureCount)
.append(",flushes=").append(flushCount)
.append(",connections obtained=").append(connectCount)
.append(",statements prepared=").append(prepareStatementCount)
.append(",statements closed=").append(closeStatementCount)
.append(",second level cache puts=").append(secondLevelCachePutCount)
.append(",second level cache hits=").append(secondLevelCacheHitCount)
.append(",second level cache misses=").append(secondLevelCacheMissCount)
.append(",entities loaded=").append(entityLoadCount)
.append(",entities updated=").append(entityUpdateCount)
.append(",entities inserted=").append(entityInsertCount)
.append(",entities deleted=").append(entityDeleteCount)
.append(",entities fetched=").append(entityFetchCount)
.append(",collections loaded=").append(collectionLoadCount)
.append(",collections updated=").append(collectionUpdateCount)
.append(",collections removed=").append(collectionRemoveCount)
.append(",collections recreated=").append(collectionRecreateCount)
.append(",collections fetched=").append(collectionFetchCount)
.append(",queries executed to database=").append(queryExecutionCount)
.append(",query cache puts=").append(queryCachePutCount)
.append(",query cache hits=").append(queryCacheHitCount)
.append(",query cache misses=").append(queryCacheMissCount)
.append(",max query time=").append(queryExecutionMaxTime)
.append(']')
.toString();
}
public String getQueryExecutionMaxTimeQueryString() {
return queryExecutionMaxTimeQueryString;
}
}
