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PO@Transactional+spring+hibernate doesn't work
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copied!<p>My context:</p> <pre><code>`<?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:p="http://www.springframework.org/schema/p" xmlns:tx="http://www.springframework.org/schema/tx" xmlns:jdbc="http://www.springframework.org/schema/jdbc" xsi:schemaLocation=" http://www.springframework.org/schema/jdbc http://www.springframework.org/schema/jdbc/spring-jdbc-3.1.xsd http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.1.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.1.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.1.xsd"> <context:annotation-config /> <context:component-scan base-package="com.globerry.project.domain" /> <context:component-scan base-package="com.globerry.project.dao" /> <context:component-scan base-package="com.globerry.project.service" />  <tx:annotation-driven transaction-manager="transactionManager" />   <bean id="propertyConfigurer" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer" p:location="classpath:/META-INF/jdbc.properties" />  <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource" p:driverClassName="com.mysql.jdbc.Driver" p:url="${jdbc.databaseurl}" p:username="${jdbc.username}" p:password="${jdbc.password}" />  <bean id="sessionFactory" class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean" p:packagesToScan="com.globerry.project.Dao"> <property name="dataSource" ref="dataSource" /> <property name="configLocation"> <value>classpath:hibernate.cfg.xml</value> </property> <property name="configurationClass"> <value>org.hibernate.cfg.AnnotationConfiguration</value> </property> <property name="hibernateProperties"> <props> <prop key="hibernate.show_sql">true</prop> <prop key="hibernate.current_session_context_class">thread</prop> <prop key="hibernate.transaction.factory_class">org.hibernate.transaction.JDBCTransactionFactory</prop> <prop key="hibernate.dialect">org.hibernate.dialect.MySQLInnoDBDialect</prop> <prop key="hibernate.connection.charSet">UTF-8</prop> </props> </property> </bean> <bean id="transactionManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager"> <property name="sessionFactory" ref="sessionFactory" /> </bean> </beans>` ---------- </code></pre> <p>My DaoClass</p> <pre><code>` @Repository public class CityDao implements ICityDao { @Autowired SessionFactory sessionFactory; @Override @Transactional(readOnly=true) public City getCityById(int id) { City city = (City) sessionFactory.getCurrentSession().get(City.class, id); Hibernate.initialize(city.getEvents()); return city; } } ` ---------- </code></pre> <p>I Have problem with My Dao Method.</p> <pre><code>getCityById(int id). </code></pre> <p>Hibernate throws Exception</p> <pre><code>org.hibernate.HibernateException: get is not valid without active transaction at org.hibernate.context.ThreadLocalSessionContext$TransactionProtectionWrapper.invoke(ThreadLocalSessionContext.java:341) at $Proxy36.createQuery(Unknown Source) at com.globerry.project.dao.CityDao.getCityById(CityDao.java:290) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:601) at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:318) at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202) at $Proxy34.getCityById(Unknown Source) at com.globerry.project.dao.CityDaoTest.LazyTest(CityDaoTest.java:274) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:601) at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:45) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:42) at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20) at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28) </code></pre> <p>com.globerry.project.dao.CityDaoTest.LazyTest() marked as Transactional. CityDao autowired. I saw a lot of examples, import all nessasary libraries, but it doesn't works.</p>

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