我的V1版本在用c3p0做连接管理。在以前老版本的Hibernate用起来是没问题的。
现在因为hibernate search更新到了hibernate 3.5. 程序部分问题不大,但遇到个连接错误。
 
2010-8-23 16:23:01 com.sun.faces.lifecycle.ELResolverInitPhaseListener populateFacesELResolverForJsp
信息: JSF1027: [dataSMART] The ELResolvers for JSF were not registered with the JSP container.
org.hibernate.exception.JDBCConnectionException: could not execute query
at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:99)
at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:66)
at org.hibernate.loader.Loader.doList(Loader.java:2297)
at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2172)
at org.hibernate.loader.Loader.list(Loader.java:2167)
at org.hibernate.loader.criteria.CriteriaLoader.list(CriteriaLoader.java:119)
at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1706)
at org.hibernate.impl.CriteriaImpl.list(CriteriaImpl.java:347)
at org.hibernate.impl.CriteriaImpl.uniqueResult(CriteriaImpl.java:369)
at com.successfactors.dao.hibernate.UserHibernateDAO.validateLogin(UserHibernateDAO.java:25)
at com.successfactors.security.JAASHelper.authenticate(JAASHelper.java:28)
at com.successfactors.security.LoginManagerBean.loginAction(LoginManagerBean.java:114)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:585)
at com.sun.el.parser.AstValue.invoke(AstValue.java:130)
at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:274)
at com.sun.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:68)
at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke(MethodBindingMethodExpressionAdapter.java:88)
at com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:102)
at javax.faces.component.UICommand.broadcast(UICommand.java:387)
at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java:458)
at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:763)
at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:82)
at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:100)
at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:265)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
at org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:147)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
at com.successfactors.session.SessionGuardian.doFilter(SessionGuardian.java:181)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:868)
at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:663)
at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
at java.lang.Thread.run(Thread.java:595)
Caused by: com.mysql.jdbc.CommunicationsException: Communications link failure due to underlying exception: 
** BEGIN NESTED EXCEPTION ** 
java.net.SocketException
MESSAGE: Software caused connection abort: socket write error
STACKTRACE:
java.net.SocketException: Software caused connection abort: socket write error
at java.net.SocketOutputStream.socketWrite0(Native Method)
at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:92)
at java.net.SocketOutputStream.write(SocketOutputStream.java:136)
at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:65)
at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:123)
at com.mysql.jdbc.MysqlIO.send(MysqlIO.java:2690)
at com.mysql.jdbc.MysqlIO.send(MysqlIO.java:2619)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1552)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1666)
at com.mysql.jdbc.Connection.execSQL(Connection.java:2978)
at com.mysql.jdbc.Connection.execSQL(Connection.java:2902)
at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:933)
at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1027)
at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:208)
at org.hibernate.loader.Loader.getResultSet(Loader.java:1849)
at org.hibernate.loader.Loader.doQuery(Loader.java:718)
at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:270)
at org.hibernate.loader.Loader.doList(Loader.java:2294)
at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2172)
at org.hibernate.loader.Loader.list(Loader.java:2167)
at org.hibernate.loader.criteria.CriteriaLoader.list(CriteriaLoader.java:119)
at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1706)
at org.hibernate.impl.CriteriaImpl.list(CriteriaImpl.java:347)
at org.hibernate.impl.CriteriaImpl.uniqueResult(CriteriaImpl.java:369)
at com.successfactors.dao.hibernate.UserHibernateDAO.validateLogin(UserHibernateDAO.java:25)
at com.successfactors.security.JAASHelper.authenticate(JAASHelper.java:28)
at com.successfactors.security.LoginManagerBean.loginAction(LoginManagerBean.java:114)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:585)
at com.sun.el.parser.AstValue.invoke(AstValue.java:130)
at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:274)
at com.sun.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:68)
at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke

解决方案 »

  1.   

    (MethodBindingMethodExpressionAdapter.java:88)
    at com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:102)
    at javax.faces.component.UICommand.broadcast(UICommand.java:387)
    at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java:458)
    at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:763)
    at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:82)
    at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:100)
    at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118)
    at javax.faces.webapp.FacesServlet.service(FacesServlet.java:265)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
    at org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:147)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
    at com.successfactors.session.SessionGuardian.doFilter(SessionGuardian.java:181)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
    at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:868)
    at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:663)
    at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
    at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
    at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
    at java.lang.Thread.run(Thread.java:595)
    ** END NESTED EXCEPTION **
    Last packet sent to the server was 0 ms ago.
    at com.mysql.jdbc.MysqlIO.send(MysqlIO.java:2708)
    at com.mysql.jdbc.MysqlIO.send(MysqlIO.java:2619)
    at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1552)
    at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1666)
    at com.mysql.jdbc.Connection.execSQL(Connection.java:2978)
    at com.mysql.jdbc.Connection.execSQL(Connection.java:2902)
    at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:933)
    at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1027)
    at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:208)
    at org.hibernate.loader.Loader.getResultSet(Loader.java:1849)
    at org.hibernate.loader.Loader.doQuery(Loader.java:718)
    at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:270)
    at org.hibernate.loader.Loader.doList(Loader.java:2294)
    ... 45 more
     
    这是在程序闲置8小时以上会报的错误。因为MySQL的默认连接等待时间是8小时,之后给断了,但C3P0还认为有效,所以连不上。
     
    下面是现在hibernate的配置。
     
    <property name="connection.url">jdbc:mysql://localhost/reporting</property>
    <property name="hibernate.connection.url">jdbc:mysql://localhost/reporting?zeroDateTimeBehavior=convertToNull</property>
    <property name="connection.username">root</property>
    <property name="connection.driver_class">com.mysql.jdbc.Driver</property>
    <property name="dialect">org.hibernate.dialect.MySQLDialect</property>
    <property name="connection.password">root</property>
    <property name="transaction.factory_class">org.hibernate.transaction.JDBCTransactionFactory</property>
    <property name="current_session_context_class">thread</property>
    <property name="hibernate.show_sql">false</property>
    <!-- New Settings -->
    <property name="c3p0.min_size">10</property>
    <property name="c3p0.max_size">100</property>
    <property name="c3p0.acquireRetryAttempts">30</property>
    <property name="c3p0.acquireIncrement">5</property>
    <property name="c3p0.initialPoolSize">10</property>
    <property name="c3p0.maxPoolSize">100</property>
    <property name="c3p0.maxIdleTime">300</property>
    <property name="c3p0.maxStatements">50</property>
    <property name="c3p0.minPoolSize">10</property>
    <property name="c3p0.preferredTestQuery">SELECT 1;</property>
     
    <property name="c3p0.timeout">18000</property>
    <property name="c3p0.testConnectionOnCheckin">true</property>
    <property name="c3p0.automaticTestTable">C3P0TestTable</property>
    <property name="c3p0.idleConnectionTestPeriod">18000</property>
    <property name="c3p0.testConnectionOnCheckout">true</property>
     
    <!-- Hibernate Search configuration -->
    <property name="hibernate.search.default.directory_provider">
    org.hibernate.search.store.FSDirectoryProvider
    </property>
    <property name="hibernate.search.default.indexBase"> 
        E:/project/dsmart/dataSmart/searchIndex/
    </property> 
    <property name="hibernate.worker.batch_size"> 
        1000
    </property>
    <property name="hibernate.search.indexing_strategy"> 
        manual
    </property>
     
    我已把MySQL的默认等待时间改为了30秒,这样等待30秒就会报这个错。
    大家看看有没有什么解决办法(更改MySQL等待时间更长除外
      

  2.   

    c3p0有个maxIdel属性,好像单位是分钟,基本上配置与数据库连接失效时间一致就行,或者稍短一些。
      

  3.   

    自己写个心跳线程吧。。线程调用c3po