ssh整合，启动应用就报这个异常

Question

java.lang.IllegalStateException
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1566)
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1526)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
at com.mysql.jdbc.SQLError.createLinkFailureMessageBasedOnHeuristics(SQLError.java:1217)
at com.mysql.jdbc.exceptions.jdbc4.CommunicationsException.<init>(CommunicationsException.java:57)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
at com.mysql.jdbc.Util.handleNewInstance(Util.java:406)
at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1074)
at com.mysql.jdbc.MysqlIO.send(MysqlIO.java:3291)
at com.mysql.jdbc.MysqlIO.quit(MysqlIO.java:1665)
at com.mysql.jdbc.ConnectionImpl.realClose(ConnectionImpl.java:4411)
at com.mysql.jdbc.ConnectionImpl.cleanup(ConnectionImpl.java:1315)
at com.mysql.jdbc.ConnectionImpl.finalize(ConnectionImpl.java:2761)
at java.lang.ref.Finalizer.invokeFinalizeMethod(Native Method)
at java.lang.ref.Finalizer.runFinalizer(Finalizer.java:83)
at java.lang.ref.Finalizer.access$100(Finalizer.java:14)
at java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:160)

Answer 1

这是spring的配置文件
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-2.5.xsd
http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd">
<!-- 声明连接池 -->
<bean id="myDataSource" class="org.apache.commons.dbcp.BasicDataSource" >
<property name="driverClassName" value="com.mysql.jdbc.Driver"></property>
<property name="url" value="jdbc:mysql://127.0.0.1:3306/jd1107_lj"></property>
<property name="username" value="root"></property>
<property name="password" value="liujing"></property>
</bean>
<!-- 声明 Hibernate session工厂 -->
<bean id="mySessionFactory" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean" >
<property name="dataSource" ref="myDataSource"></property>
<property name="mappingResources">
<list>
<value>org/tedliu/mapping/User.hbm.xml</value>
</list>
</property>
<property name="hibernateProperties">
<props>
<prop key="hibernate.dialect">org.hibernate.dialect.MySQL5Dialect</prop>
<prop key="hibernate.show_sql">true</prop>
<prop key="hibernate.format_sql">true</prop>
</props>
</property>
</bean>
<!-- 声明事务控制 -->
<bean id="txManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager">
<property name="sessionFactory" ref="mySessionFactory"></property>
</bean>
<tx:advice id="txAdvice" transaction-manager="txManager">
<tx:attributes>
<tx:method name="save*" propagation="REQUIRED"/>
<tx:method name="update*" propagation="REQUIRED"/>
<tx:method name="delete*" propagation="REQUIRED"/>
<tx:method name="find*" read-only="true" propagation="NOT_SUPPORTED"/>
<tx:method name="*" propagation="REQUIRED"/>
</tx:attributes>
</tx:advice>
<aop:config>
<aop:pointcut id="serviceTXPointcut" expression="within(org.tedliu.service..*)"/>
<aop:advisor advice-ref="txAdvice" pointcut-ref="serviceTXPointcut"/>
</aop:config>
<!-- 业务逻辑 -->
<bean id="userDao" class="org.tedliu.dao.impl.UserDaoImpl">
<property name="sessionFactory" ref="mySessionFactory"></property>
</bean>
<bean id="userService" class="org.tedliu.service.impl.UserServiceImpl">
<property name="userDao"  ref="userDao"></property>
</bean>
<bean id="login" class="org.tedliu.action.user.LoginAction">
<property name="userService" ref="userService"></property>
</bean>
</beans>

Answer 2

<bean id="mySessionFactory" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean" >
改为:
<bean id="mySessionFactory" class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean" >