इस पोस्ट जब मैं निम्नलिखित निष्पादित मैं अपवाद निम्न हो रही है, मैं यह कैसे हल कर सकते हैं JPA How to get the value from database after persistसाझा EntityManager पर लेन-देन को बनाने के लिए अनुमति नहीं है - का उपयोग वसंत लेनदेन या EJB CMT
की निरंतरता में है?
Not allowed to create transaction on shared EntityManager - use Spring
transactions or EJB CMT
DAOImpl कोड
public void create(Project project) {
entityManager.persist(project);
entityManager.getTransaction().commit();
project = entityManager.find(Project.class, project.getProjectId());
entityManager.refresh(project);
System.out.println("Id -- " + project.getProjectId());
System.out.println("no -- " + project.getProjectNo());
}
applicationContext.xml
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-3.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-3.0.xsd">
<bean id="DataSource"
class="org.springframework.jdbc.datasource.DriverManagerDataSource">
<property name="username" value="scott" />
<property name="password" value="tiger" />
<property name="driverClassName" value="oracle.jdbc.driver.OracleDriver" />
<property name="url" value="jdbc:oracle:thin:@myserver:1521:ORCL" />
</bean>
<bean id="entityManagerFactory"
class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean">
<property name="dataSource" ref="DataSource" />
<property name="packagesToScan" value="test.entity" />
<property name="jpaVendorAdapter">
<bean class="org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter">
<property name="showSql" value="true" />
<property name="generateDdl" value="false" />
<property name="databasePlatform" value="org.hibernate.dialect.Oracle10gDialect" />
</bean>
</property>
</bean>
<context:component-scan base-package="test.net" />
<tx:annotation-driven transaction-manager="transactionManager"/>
<bean id="transactionManager" class="org.springframework.orm.jpa.JpaTransactionManager">
<property name="entityManagerFactory" ref="entityManagerFactory" />
</bean>
<context:annotation-config/>
</beans>