异常报错:
Exception in thread "timerFactory" org.springframework.transaction.CannotCreateTransactionException: Could not open Hibernate Session for transaction; nested exception is org.hibernate.exception.GenericJDBCException: Cannot open connection
at org.springframework.orm.hibernate3.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:599)
at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:374)
at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:263)
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 $Proxy0.updateWiner(Unknown Source)
at org.crazyit.auction.schedule.CheckWiner.run(CheckWiner.java:31)
at java.util.TimerThread.mainLoop(Timer.java:512)
at java.util.TimerThread.run(Timer.java:462)
Caused by: org.hibernate.exception.GenericJDBCException: Cannot open connection
at org.hibernate.exception.SQLStateConverter.handledNonSpecificException(SQLStateConverter.java:126)
at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:114)
at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:66)
at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:52)
at org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:449)
at org.hibernate.jdbc.ConnectionManager.getConnection(ConnectionManager.java:167)
at org.hibernate.jdbc.JDBCContext.connection(JDBCContext.java:142)
at org.hibernate.transaction.JDBCTransaction.begin(JDBCTransaction.java:85)
at org.hibernate.impl.SessionImpl.beginTransaction(SessionImpl.java:1353)
at org.springframework.orm.hibernate3.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:558)
... 11 more
Caused by: java.sql.SQLException: Connections could not be acquired from the underlying database!
at com.mchange.v2.sql.SqlUtils.toSQLException(SqlUtils.java:106)
at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool.checkoutPooledConnection(C3P0PooledConnectionPool.java:529)
at com.mchange.v2.c3p0.impl.AbstractPoolBackedDataSource.getConnection(AbstractPoolBackedDataSource.java:128)
at org.springframework.orm.hibernate3.LocalDataSourceConnectionProvider.getConnection(LocalDataSourceConnectionProvider.java:82)
at org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:446)
... 16 more
Caused by: com.mchange.v2.resourcepool.CannotAcquireResourceException: A ResourcePool could not acquire a resource from its primary factory or source.
at com.mchange.v2.resourcepool.BasicResourcePool.awaitAvailable(BasicResourcePool.java:1319)
at com.mchange.v2.resourcepool.BasicResourcePool.prelimCheckoutResource(BasicResourcePool.java:557)
at com.mchange.v2.resourcepool.BasicResourcePool.checkoutResource(BasicResourcePool.java:477)
at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool.checkoutPooledConnection(C3P0PooledConnectionPool.java:525)
... 19 moreappConfigContext文件内容:
<bean id="dataSource" destroy-method="close"
class="com.mchange.v2.c3p0.ComboPooledDataSource">
<!-- 指定连接数据库的驱动 -->
<property name="driverClass" value="com.mysql.jdbc.Driver" />
<!-- 指定连接数据库的URL -->
<property name="jdbcUrl"
value="jdbc:mysql://localhost:3306/gzsystem" />
<!-- 指定连接数据库的用户名 -->
<property name="user" value="root" />
<!-- 指定连接数据库的密码 -->
<property name="password" value="root" />
<!-- 指定连接数据库连接池的最大连接数 -->
<property name="maxPoolSize" value="40" />
<!-- 指定连接数据库连接池的最小连接数 -->
<property name="minPoolSize" value="1" />
<!-- 指定连接数据库连接池的初始化连接数 -->
<property name="initialPoolSize" value="1" />
<!-- 指定连接数据库连接池的连接的最大空闲时间 -->
<property name="maxIdleTime" value="20" />
</bean> <!-- 定义Hibernate的SessionFactory -->
<bean id="sessionFactory"
class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
<!-- 依赖注入数据源,注入上面定义的dataSource -->
<property name="dataSource" ref="dataSource" />
<!-- mappingResouces属性用来列出全部映射文件 -->
<property name="mappingResources">
<list>
<!-- 以下用来列出Hibernate映射文件 -->
<value>com/zjf/gz/system/model/YfPeople.hbm.xml</value>
<value>com/zjf/gz/system/model/GlySystem.hbm.xml</value>
<value>com/zjf/gz/system/model/Medicines.hbm.xml</value>
<value>com/zjf/gz/system/model/HbSystem.hbm.xml</value>
<value>com/zjf/gz/system/model/DOffices.hbm.xml</value>
<value>com/zjf/gz/system/model/Floor.hbm.xml</value>
<value>com/zjf/gz/system/model/XOffices.hbm.xml</value>
<value>com/zjf/gz/system/model/Doctor.hbm.xml</value>
<value>com/zjf/gz/system/model/Sick.hbm.xml</value>
<value>com/zjf/gz/system/model/SfDetails.hbm.xml</value>
<value>com/zjf/gz/system/model/Symptom.hbm.xml</value>
<value>com/zjf/gz/system/model/Storey.hbm.xml</value>
<value>com/zjf/gz/system/model/HbPosition.hbm.xml</value>
<value>com/zjf/gz/system/model/SfProject.hbm.xml</value>
<value>com/zjf/gz/system/model/CzPlan.hbm.xml</value>
<value>com/zjf/gz/system/model/Room.hbm.xml</value>
</list>
</property>
<!-- 定义Hibernate的SessionFactory的属性 -->
<property name="hibernateProperties">
<props>
<!-- 指定数据库方言 -->
<prop key="hibernate.dialect">
org.hibernate.dialect.MySQLInnoDBDialect
</prop>
<!-- 是否根据需要每次自动创建数据库 -->
<prop key="hibernate.hbm2ddl.auto">update</prop>
<!-- 显示Hibernate持久化操作所生成的SQL -->
<prop key="hibernate.show_sql">true</prop>
<!-- 将SQL脚本进行格式化后再输出 -->
<prop key="hibernate.format_sql">true</prop>
</props>
</property>
</bean> <!-- 配置Hibernate的局部事务管理器,使用HibernateTransactionManager类 -->
<!-- 该类实现PlatformTransactionManager接口,是针对Hibernate的特定实现-->
<bean id="transactionManager"
class="org.springframework.orm.hibernate3.HibernateTransactionManager">
<!-- 配置HibernateTransactionManager时需要依注入SessionFactory的引用 -->
<property name="sessionFactory" ref="sessionFactory" />
</bean> <!-- 配置事务切面Bean,指定事务管理器 -->
<tx:advice id="txAdvice" transaction-manager="transactionManager">
<!-- 用于配置详细的事务语义 -->
<tx:attributes>
<!-- 所有以'get'开头的方法是read-only的 -->
<tx:method name="get*" read-only="true" />
<!-- 其他方法使用默认的事务设置 -->
<tx:method name="*" />
</tx:attributes>
</tx:advice>
<aop:config>
<!-- 配置一个切入点,匹配指定包下所有以Impl结尾的类执行的所有方法 -->
<aop:pointcut id="leeService"
expression="execution(* com.zjf.gz.system.service.impl.*Impl.*(..))" />
<!-- 指定在leeService切入点应用txAdvice事务切面 -->
<aop:advisor advice-ref="txAdvice" pointcut-ref="leeService" />
</aop:config>
麻烦高手帮忙解答下,急急急 谢谢!
Exception in thread "timerFactory" org.springframework.transaction.CannotCreateTransactionException: Could not open Hibernate Session for transaction; nested exception is org.hibernate.exception.GenericJDBCException: Cannot open connection
at org.springframework.orm.hibernate3.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:599)
at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:374)
at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:263)
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 $Proxy0.updateWiner(Unknown Source)
at org.crazyit.auction.schedule.CheckWiner.run(CheckWiner.java:31)
at java.util.TimerThread.mainLoop(Timer.java:512)
at java.util.TimerThread.run(Timer.java:462)
Caused by: org.hibernate.exception.GenericJDBCException: Cannot open connection
at org.hibernate.exception.SQLStateConverter.handledNonSpecificException(SQLStateConverter.java:126)
at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:114)
at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:66)
at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:52)
at org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:449)
at org.hibernate.jdbc.ConnectionManager.getConnection(ConnectionManager.java:167)
at org.hibernate.jdbc.JDBCContext.connection(JDBCContext.java:142)
at org.hibernate.transaction.JDBCTransaction.begin(JDBCTransaction.java:85)
at org.hibernate.impl.SessionImpl.beginTransaction(SessionImpl.java:1353)
at org.springframework.orm.hibernate3.HibernateTransactionManager.doBegin(HibernateTransactionManager.java:558)
... 11 more
Caused by: java.sql.SQLException: Connections could not be acquired from the underlying database!
at com.mchange.v2.sql.SqlUtils.toSQLException(SqlUtils.java:106)
at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool.checkoutPooledConnection(C3P0PooledConnectionPool.java:529)
at com.mchange.v2.c3p0.impl.AbstractPoolBackedDataSource.getConnection(AbstractPoolBackedDataSource.java:128)
at org.springframework.orm.hibernate3.LocalDataSourceConnectionProvider.getConnection(LocalDataSourceConnectionProvider.java:82)
at org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:446)
... 16 more
Caused by: com.mchange.v2.resourcepool.CannotAcquireResourceException: A ResourcePool could not acquire a resource from its primary factory or source.
at com.mchange.v2.resourcepool.BasicResourcePool.awaitAvailable(BasicResourcePool.java:1319)
at com.mchange.v2.resourcepool.BasicResourcePool.prelimCheckoutResource(BasicResourcePool.java:557)
at com.mchange.v2.resourcepool.BasicResourcePool.checkoutResource(BasicResourcePool.java:477)
at com.mchange.v2.c3p0.impl.C3P0PooledConnectionPool.checkoutPooledConnection(C3P0PooledConnectionPool.java:525)
... 19 moreappConfigContext文件内容:
<bean id="dataSource" destroy-method="close"
class="com.mchange.v2.c3p0.ComboPooledDataSource">
<!-- 指定连接数据库的驱动 -->
<property name="driverClass" value="com.mysql.jdbc.Driver" />
<!-- 指定连接数据库的URL -->
<property name="jdbcUrl"
value="jdbc:mysql://localhost:3306/gzsystem" />
<!-- 指定连接数据库的用户名 -->
<property name="user" value="root" />
<!-- 指定连接数据库的密码 -->
<property name="password" value="root" />
<!-- 指定连接数据库连接池的最大连接数 -->
<property name="maxPoolSize" value="40" />
<!-- 指定连接数据库连接池的最小连接数 -->
<property name="minPoolSize" value="1" />
<!-- 指定连接数据库连接池的初始化连接数 -->
<property name="initialPoolSize" value="1" />
<!-- 指定连接数据库连接池的连接的最大空闲时间 -->
<property name="maxIdleTime" value="20" />
</bean> <!-- 定义Hibernate的SessionFactory -->
<bean id="sessionFactory"
class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
<!-- 依赖注入数据源,注入上面定义的dataSource -->
<property name="dataSource" ref="dataSource" />
<!-- mappingResouces属性用来列出全部映射文件 -->
<property name="mappingResources">
<list>
<!-- 以下用来列出Hibernate映射文件 -->
<value>com/zjf/gz/system/model/YfPeople.hbm.xml</value>
<value>com/zjf/gz/system/model/GlySystem.hbm.xml</value>
<value>com/zjf/gz/system/model/Medicines.hbm.xml</value>
<value>com/zjf/gz/system/model/HbSystem.hbm.xml</value>
<value>com/zjf/gz/system/model/DOffices.hbm.xml</value>
<value>com/zjf/gz/system/model/Floor.hbm.xml</value>
<value>com/zjf/gz/system/model/XOffices.hbm.xml</value>
<value>com/zjf/gz/system/model/Doctor.hbm.xml</value>
<value>com/zjf/gz/system/model/Sick.hbm.xml</value>
<value>com/zjf/gz/system/model/SfDetails.hbm.xml</value>
<value>com/zjf/gz/system/model/Symptom.hbm.xml</value>
<value>com/zjf/gz/system/model/Storey.hbm.xml</value>
<value>com/zjf/gz/system/model/HbPosition.hbm.xml</value>
<value>com/zjf/gz/system/model/SfProject.hbm.xml</value>
<value>com/zjf/gz/system/model/CzPlan.hbm.xml</value>
<value>com/zjf/gz/system/model/Room.hbm.xml</value>
</list>
</property>
<!-- 定义Hibernate的SessionFactory的属性 -->
<property name="hibernateProperties">
<props>
<!-- 指定数据库方言 -->
<prop key="hibernate.dialect">
org.hibernate.dialect.MySQLInnoDBDialect
</prop>
<!-- 是否根据需要每次自动创建数据库 -->
<prop key="hibernate.hbm2ddl.auto">update</prop>
<!-- 显示Hibernate持久化操作所生成的SQL -->
<prop key="hibernate.show_sql">true</prop>
<!-- 将SQL脚本进行格式化后再输出 -->
<prop key="hibernate.format_sql">true</prop>
</props>
</property>
</bean> <!-- 配置Hibernate的局部事务管理器,使用HibernateTransactionManager类 -->
<!-- 该类实现PlatformTransactionManager接口,是针对Hibernate的特定实现-->
<bean id="transactionManager"
class="org.springframework.orm.hibernate3.HibernateTransactionManager">
<!-- 配置HibernateTransactionManager时需要依注入SessionFactory的引用 -->
<property name="sessionFactory" ref="sessionFactory" />
</bean> <!-- 配置事务切面Bean,指定事务管理器 -->
<tx:advice id="txAdvice" transaction-manager="transactionManager">
<!-- 用于配置详细的事务语义 -->
<tx:attributes>
<!-- 所有以'get'开头的方法是read-only的 -->
<tx:method name="get*" read-only="true" />
<!-- 其他方法使用默认的事务设置 -->
<tx:method name="*" />
</tx:attributes>
</tx:advice>
<aop:config>
<!-- 配置一个切入点,匹配指定包下所有以Impl结尾的类执行的所有方法 -->
<aop:pointcut id="leeService"
expression="execution(* com.zjf.gz.system.service.impl.*Impl.*(..))" />
<!-- 指定在leeService切入点应用txAdvice事务切面 -->
<aop:advisor advice-ref="txAdvice" pointcut-ref="leeService" />
</aop:config>
麻烦高手帮忙解答下,急急急 谢谢!
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<prop key="hibernate.autoReconnect">true</prop>
<property name="dialect">
org.hibernate.dialect.MySQLDialect
</property>
这是你的配置
<prop key="hibernate.dialect">
org.hibernate.dialect.MySQLInnoDBDialect
</prop>