小编sur*_*a c的帖子

我是春天世界的新手.我一直在尝试使用Spring数据编写基本应用程序,使用Hibernate和MYSql数据库编写JPA.我看到错误:没有为限定符'transactionManager'找到匹配的PlatformTransactionManager bean

这是我的spring-config.xml:

    <?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:jpa="http://www.springframework.org/schema/data/jpa" 
    xmlns:context="http://www.springframework.org/schema/context" 
    xmlns:tx="http://www.springframework.org/schema/tx"
    xsi:schemaLocation="http://www.springframework.org/schema/beans
    http://www.springframework.org/schema/beans/spring-beans.xsd
    http://www.springframework.org/schema/context
    http://www.springframework.org/schema/context/spring-context.xsd
    http://www.springframework.org/schema/tx
    http://www.springframework.org/schema/tx/spring-tx.xsd
    http://www.springframework.org/schema/data/jpa
    http://www.springframework.org/schema/data/jpa/spring-jpa.xsd">

    <jpa:repositories base-package="com.levadata.models" />
    <context:component-scan base-package="com.levadata" />

    <bean id="dataSource"
    class="org.springframework.jdbc.datasource.DriverManagerDataSource">
    <property name="driverClassName" value="com.mysql.jdbc.Driver" />
    <property name="url" value="jdbc:mysql://localhost:3306/levadata_beta" />
     <property name="username" value="root" />
    <property name="password" value="root" />
    </bean>

    <bean id="jpaDialect" class="org.springframework.orm.jpa.vendor.HibernateJpaDialect" />

    <bean id="jpaVendorAdapter"
    class="org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter">
    </bean>

      <bean id="entityManagerFactory"
    class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean">
    <property name="persistenceUnitName" value="jcgPersistence" />
    <property name="dataSource" ref="dataSource" />
    <property name="persistenceXmlLocation" value="META-INF/persistence.xml" />
    <property name="jpaVendorAdapter" ref="jpaVendorAdapter" />
    <property name="jpaDialect" ref="jpaDialect" />
    <property name="jpaProperties">
     <props> …