spring oder hibernate-Verbindung Leck

Bin ich mit spring mit hibernate auf eine webapp (hibernate-core-4.3.8.Endgültig und Frühjahr 3.2.11.RELEASE).
Ich bin mit hikaricp (v 2.2.5), die als Verbindungs-pool, impl, erkennt eine Verbindung undicht und druckt den stacktrace unten. Ich bin mit spring deklaratives Transaktions-Abgrenzung, so dass ich davon ausgehen, das management und bereinigen von Ressourcen erfolgt, die von spring/hibernate. Also, ich denke, entweder spring oder hibernate ist die Ursache der erkannten Verbindung undicht.

grundsätzlich gibt es timer, die, wenn Sie abgefeuert, ruft eine spring-bean gekennzeichnet mit @Transactional-annotation.

 @Transactional public class InvoiceCycleExporter {
public runExportInvoiceCycleJob(){
  //this method when called is **sometimes** leaking a connection ....
} }

können Sie mir bitte helfen, verfolgen Sie die Quelle der Verbindung austreten.

meine appcontext.xml config für die datasource, connection pool, entitymanager unter

 <bean id="hikariConfig" class="com.zaxxer.hikari.HikariConfig">
    <property name="jdbcUrl" value="${jdbc.url}"/>
    <property name="username" value="${jdbc.user}"/>
    <property name="password" value="${jdbc.password}"/>
    <property name="maximumPoolSize" value="${jdbc.maximumPoolSize}"/>
    <property name="driverClassName" value="org.postgresql.Driver"/>
    <property name="leakDetectionThreshold" value="${jdbc.leakDetectionThreshold}"/>
</bean>

<bean id="dataSource" class="com.zaxxer.hikari.HikariDataSource" destroy-method="shutdown">
    <constructor-arg ref="hikariConfig"/>
</bean>

<bean id="entityManagerFactory" class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean">        
    <property name="dataSource" ref="dataSource"/>
    <property name="persistenceUnitName" value="velosPU"/>
    <property name="persistenceXmlLocation" value="classpath:META-INF/persistence.xml"/>       //more stuff ....   
 </bean>

stacktrace unten:

2015-01-13 14:25:00.123 [Hikari Housekeeping Timer (pool HikariPool-0)] WARN  com.zaxxer.hikari.util.LeakTask - Connection leak detection triggered, stack trace follows
java.lang.Exception: null
        at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:139) ~[hibernate-core-4.3.8.Final.jar:4.3.8.Final]
        at org.hibernate.internal.AbstractSessionImpl$NonContextualJdbcConnectionAccess.obtainConnection(AbstractSessionImpl.java:380) ~[hibernate-core-4.3.8.Final.jar:4.3.8.Final]
        at org.hibernate.engine.jdbc.internal.LogicalConnectionImpl.obtainConnection(LogicalConnectionImpl.java:228) ~[hibernate-core-4.3.8.Final.jar:4.3.8.Final]
        at org.hibernate.engine.jdbc.internal.LogicalConnectionImpl.getConnection(LogicalConnectionImpl.java:171) ~[hibernate-core-4.3.8.Final.jar:4.3.8.Final]
        at org.hibernate.engine.transaction.internal.jdbc.JdbcTransaction.doBegin(JdbcTransaction.java:67) ~[hibernate-core-4.3.8.Final.jar:4.3.8.Final]
        at org.hibernate.engine.transaction.spi.AbstractTransactionImpl.begin(AbstractTransactionImpl.java:162) ~[hibernate-core-4.3.8.Final.jar:4.3.8.Final]
        at org.hibernate.internal.SessionImpl.beginTransaction(SessionImpl.java:1435) ~[hibernate-core-4.3.8.Final.jar:4.3.8.Final]
        at org.hibernate.jpa.internal.TransactionImpl.begin(TransactionImpl.java:61) ~[hibernate-entitymanager-4.3.8.Final.jar:4.3.8.Final]
        at org.springframework.orm.jpa.DefaultJpaDialect.beginTransaction(DefaultJpaDialect.java:70) ~[spring-orm-3.2.11.RELEASE.jar:3.2.11.RELEASE]
        at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:61) ~[spring-orm-3.2.11.RELEASE.jar:3.2.11.RELEASE]
        at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:378) ~[spring-orm-3.2.11.RELEASE.jar:3.2.11.RELEASE]
        at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:372) ~[spring-tx-3.2.11.RELEASE.jar:3.2.11.RELEASE]
        at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:417) ~[spring-tx-3.2.11.RELEASE.jar:3.2.11.RELEASE]
        at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:255) ~[spring-tx-3.2.11.RELEASE.jar:3.2.11.RELEASE]
        at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:94) ~[spring-tx-3.2.11.RELEASE.jar:3.2.11.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) ~[spring-aop-3.2.11.RELEASE.jar:3.2.11.RELEASE]
        at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:633) ~[spring-aop-3.2.11.RELEASE.jar:3.2.11.RELEASE]
        at com.ukfuels.velos.services.bl.internalinterface.impl.bl.invoicing.**InvoiceCycleExporter (this is the spring bean marked with the transactional annotation)**$$EnhancerBySpringCGLIB$$519c078f.runExportInvoiceCycleJob(<generated>) ~[spring-core-3.2.11.RELEASE.jar:na]
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.7.0_65]
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) ~[na:1.7.0_65]
        at org.apache.camel.component.bean.BeanProcessor.process(BeanProcessor.java:67) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.impl.ProcessorEndpoint.onExchange(ProcessorEndpoint.java:103) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.impl.ProcessorEndpoint$1.process(ProcessorEndpoint.java:71) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.util.AsyncProcessorConverterHelper$ProcessorToAsyncProcessorBridge.process(AsyncProcessorConverterHelper.java:61) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.SendProcessor$2.doInAsyncProducer(SendProcessor.java:122) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.impl.ProducerCache.doInAsyncProducer(ProducerCache.java:298) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.SendProcessor.process(SendProcessor.java:117) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:99) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.management.InstrumentationProcessor.process(InstrumentationProcessor.java:72) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:99) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.interceptor.BacklogTracerInterceptor.process(BacklogTracerInterceptor.java:84) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:99) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.interceptor.TraceInterceptor.process(TraceInterceptor.java:91) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.RedeliveryErrorHandler.processErrorHandler(RedeliveryErrorHandler.java:391) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.RedeliveryErrorHandler.process(RedeliveryErrorHandler.java:273) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.RouteContextProcessor.processNext(RouteContextProcessor.java:46) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.interceptor.DefaultChannel.process(DefaultChannel.java:335) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.RouteContextProcessor.processNext(RouteContextProcessor.java:46) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.UnitOfWorkProcessor.processAsync(UnitOfWorkProcessor.java:150) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.UnitOfWorkProcessor.process(UnitOfWorkProcessor.java:117) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.RouteInflightRepositoryProcessor.processNext(RouteInflightRepositoryProcessor.java:48) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.DelegateAsyncProcessor.processNext(DelegateAsyncProcessor.java:99) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.DelegateAsyncProcessor.process(DelegateAsyncProcessor.java:90) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.management.InstrumentationProcessor.process(InstrumentationProcessor.java:72) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:73) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.loadbalancer.QueueLoadBalancer.process(QueueLoadBalancer.java:44) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.util.AsyncProcessorHelper.process(AsyncProcessorHelper.java:99) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.processor.loadbalancer.QueueLoadBalancer.process(QueueLoadBalancer.java:71) ~[camel-core-2.11.4.jar:2.11.4]
        at org.apache.camel.component.quartz.QuartzEndpoint.onJobExecute(QuartzEndpoint.java:113) ~[camel-quartz-2.11.4.jar:2.11.4]
        at org.apache.camel.component.quartz.CamelJob.execute(CamelJob.java:61) ~[camel-quartz-2.11.4.jar:2.11.4]
        at org.quartz.core.JobRunShell.run(JobRunShell.java:223) ~[quartz-1.8.6.jar:na]
        at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:549) ~[quartz-1.8.6.jar:na] **(a timer is triggered)**

InformationsquelleAutor abdel | 2015-01-13

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