qq_37591811 2017-02-22 02:25 采纳率: 0%
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SpringDataJPA数据库无法连接

报错信息:
Exception in thread "main" org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction; nested exception is java.lang.UnsupportedOperationException: The application must supply JDBC connections
at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:431)
at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:373)
at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:427)
at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:276)
at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:654)
at com.yao.service.PersonService$$EnhancerBySpringCGLIB$$324a56ab.getAddressCity()
at com.yao.test.MainTest.main(MainTest.java:21)
Caused by: java.lang.UnsupportedOperationException: The application must supply JDBC connections
at org.hibernate.engine.jdbc.connections.internal.UserSuppliedConnectionProviderImpl.getConnection(UserSuppliedConnectionProviderImpl.java:61)
at org.hibernate.internal.AbstractSessionImpl$NonContextualJdbcConnectionAccess.obtainConnection(AbstractSessionImpl.java:380)
at org.hibernate.engine.jdbc.internal.LogicalConnectionImpl.obtainConnection(LogicalConnectionImpl.java:228)
at org.hibernate.engine.jdbc.internal.LogicalConnectionImpl.getConnection(LogicalConnectionImpl.java:171)
at org.hibernate.engine.transaction.internal.jdbc.JdbcTransaction.doBegin(JdbcTransaction.java:67)
at org.hibernate.engine.transaction.spi.AbstractTransactionImpl.begin(AbstractTransactionImpl.java:162)
at org.hibernate.internal.SessionImpl.beginTransaction(SessionImpl.java:1471)
at org.hibernate.jpa.internal.TransactionImpl.begin(TransactionImpl.java:61)
at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:170)
at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:380)
... 8 more

我的配置文件:
<?xml version="1.0" encoding="UTF-8"?>  

xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:jpa="http://www.springframework.org/schema/data/jpa"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:repository="http://www.springframework.org/schema/data/repository"
xsi:schemaLocation="http://www.springframework.org/schema/data/repository http://www.springframework.org/schema/data/repository/spring-repository-1.6.xsd
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/data/jpa http://www.springframework.org/schema/data/jpa/spring-jpa-1.3.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd">

<!--配置扫描包 -->

<context:property-placeholder location="classpath:db.properties"/> 

<!--配置数据源 -->















<!--配置实体管理工厂类(容器管理类) -->



<!--实体包扫描 -->



<!--JPA提供商 -->







<!--配置JPA实现者Hibernate的一些基本属性 -->





org.hibernate.dialect.MySQL5InnoDBDialect

update

true

true

<!-- *配置自动生成数据表列名的策略. 例如: lastName - last_name -->

org.hibernate.cfg.ImprovedNamingStrategy





<!-- 定义 Spring JPA 事务管理程序 -->

class="org.springframework.orm.jpa.JpaTransactionManager">

ref="entityManagerFactory" />

<!-- 配置我们自己的repository并添加依赖 -->

entity-manager-factory-ref="entityManagerFactory"
transaction-manager-ref="jpaTransactionManager"/>

<!--声明注解驱动 -->



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