23:02:28,445 ERROR JDBCTransaction:67 - JDBC begin failed
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

Last packet sent to the server was 31 ms ago.
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
    at java.lang.reflect.Constructor.newInstance(Unknown Source)
    at com.mysql.jdbc.Util.handleNewInstance(Util.java:406)
    at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1074)
    at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3009)
    at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:2895)
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3438)
    at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1951)
    at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2101)
    at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2548)
    at com.mysql.jdbc.ConnectionImpl.setAutoCommit(ConnectionImpl.java:4916)
    at org.apache.commons.dbcp.DelegatingConnection.setAutoCommit(DelegatingConnection.java:331)
    at org.apache.commons.dbcp.PoolingDataSource$PoolGuardConnectionWrapper.setAutoCommit(PoolingDataSource.java:317)
    at org.hibernate.transaction.JDBCTransaction.begin(JDBCTransaction.java:63)
    at org.hibernate.impl.SessionImpl.beginTransaction(SessionImpl.java:1326)
    at org.springframework.orm.hibernate3.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:510)
    at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:350)
    at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:262)
    at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:101)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
    at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:89)
    at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
    at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)
    at $Proxy26.findUserByUserNameAndPassword(Unknown Source)
    at com.lenovo.mfgot.action.login.LoginAction.execute(LoginAction.java:56)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at com.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:404)
    at com.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:267)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:229)

                    

                    
                    
                    
                    

      

        
推荐阅读更多>
      
      

          

        
                       

                             webwork redirect传值的时分后面参数得不到 
                    
                       

                             系列化读完一个对象之后如何继读其他的东西 小弟我的文件开头有个对象，剩下的就不是了，读完对象之后，小弟我如何接着读 
                    
                       

                             jsp中usebean如何设置路径 
                    
                       

                             关于字符串相加，比较解决方案 
                    
                       

                             学java算法数据结构等等的有用吗 
                    
                       

                             初学者关于命令行的有关问题，帮忙解惑，多谢 
                    
                       

                             违反完整约束条件 (XWSERVER.FK_ORDERS_CAR) - 未找到父项,该怎么处理 
                    
                       

                             MyEclipseEnterpriseWorkbenchInstaller_5.1安装有关问题 
                    
                       

                             刚刚学习java请高手帮忙！怎么将数值型字符转换为数字？ 
                    
                       

                             图片不显示有关问题（急） 
                    
                       

                             抛出错误 后返回的有关问题，涉及到JS的open画面机制和jsp中帧对应（有点难度,） 
                    
                       

                             为什么插入数据库中的中文为乱吗,该如何解决 
                    
                       

                             数据库数据类型输出匹配有关问题 
                    
                       

                             一个让小弟我很纠结的有关问题。关于容器的分片有关问题。 
                    
                       

                             新人请问！怎样实现数组中的“回文”判断 
                    
                       

                             透过 Insert 成功向 MySQL 的表中添加一批记录，但是重新连接查询不到刚 Insert 的记录 
                    
                       

                             局域网socket传输保险吗？ 
                    
                       

                             多关键字模糊查询后进行匹配排序显示的有关问题 
                    
                       

                             web操作打包技术 
                    
                       

                             求java高手帮忙啊解决方案