Spring MVC 事務不起做用的解決方法

廢話很少說，直接上配置代碼

1:applicationContext.xml

<context:annotation-config />   
     <context:component-scan base-package="com.spring.demo"/>  <!-- 自動掃描全部註解該路徑 -->  
     <!-- 自動掃描組件，須要把controller去掉，不然影響事務管理 -->  
    <context:component-scan base-package="com.spring.demo">  
        <context:exclude-filter type="regex" expression="com.spring.demo.controller.*"/>  
    </context:component-scan>  
    
    <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource"    destroy-method="close">
        <property name="driverClassName" value="com.mysql.jdbc.Driver" />
        <property name="url" value="jdbc:mysql://127.0.0.1:3306/qzy?useUnicode=true&amp;characterEncoding=UTF-8" />
        <property name="username" value="root" />
        <property name="password" value="root" />
        
        <property name="initialSize" value="5" />
        <property name="maxActive" value="100" />
        <property name="maxIdle" value="30" />
        <property name="maxWait" value="1000" />
        <property name="poolPreparedStatements" value="true" />
    </bean>
    
    <bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate">
        <property name="dataSource" ref="dataSource"></property>
    </bean>
    
  
      <!-- 事務 -->
     <bean id="txManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
         <property name="dataSource" ref="dataSource"></property>
     </bean>
    
        <tx:advice id="txAdvice" transaction-manager="txManager">
            <tx:attributes>
                <tx:method name="query*" propagation="REQUIRED" read-only="true"/>
                <tx:method name="find*" propagation="REQUIRED" read-only="true"/>
                <tx:method name="save*" propagation="REQUIRED"/>
                <tx:method name="delete*" propagation="REQUIRED"/>
                <tx:method name="add*" propagation="REQUIRED"/>
                <tx:method name="modify*" propagation="REQUIRED"/>
                <tx:method name="update*" propagation="REQUIRED"/>
            </tx:attributes>
        </tx:advice> 
    <aop:config expose-proxy="true">
        <aop:pointcut id="txPointcut" expression="execution(public * com.spring.demo.service.impl.*.*(..))" />
        <aop:advisor pointcut-ref="txPointcut" advice-ref="txAdvice"/>
    </aop:config>

2:dispatcher.xml

<!-- 啓動掃描全部的controller -->
    <context:component-scan base-package="com.spring.demo.controller"/>
    <mvc:annotation-driven/>

    
    <!-- 解決亂碼問題 -->
    <bean class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter">  
    <property name="messageConverters">  
        <list>  
            <bean class="org.springframework.http.converter.StringHttpMessageConverter">  
                <property name="supportedMediaTypes">  
                    <list>  
                        <value>text/plain;charset=UTF-8</value>  
                    </list>  
                </property>  
            </bean>  
            <bean class="org.springframework.http.converter.json.MappingJacksonHttpMessageConverter" />  
        </list>  
    </property>  
    </bean>  

    <bean id="multipartResolver"
        class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
        <!-- set the max upload size100MB -->
        <property name="maxUploadSize">
            <value>104857600</value>
        </property>
        <property name="maxInMemorySize">
            <value>4096</value>
        </property>
    </bean>
    
     <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">  
             
          <property name="viewClass" value="org.springframework.web.servlet.view.JstlView" />
            <property name="prefix" value="/WEB-INF/jsp/" />  
    </bean> 

    <mvc:resources mapping="/images/**" location="/image/" cache-period="31556926"/>
    <mvc:resources mapping="/css/**" location="/css/" cache-period="31556926"/>
    <mvc:resources mapping="/js/**" location="/js/" cache-period="31556926"/>

3 controller

@Controller
@RequestMapping("/province")
public class ProvinceController {

    private static Logger log = Logger.getLogger(ProvinceController.class);
    
    @Autowired
    private ProvinceService provinceService;
    
    @RequestMapping(value = "", method = RequestMethod.GET ,produces="application/json;charset=UTF-8")
    @ResponseBody
    public Map<String,Object> getProvice() {
        Map<String,Object> map = new HashMap<String, Object>();
        try {
            return this.provinceService.list();
        } catch (SQLException e) {
            e.printStackTrace();
            return map;
        }
    }
    
    
    @RequestMapping(value = "/update", method = RequestMethod.POST ,produces="application/json;charset=UTF-8")
    @ResponseBody
    public Map<String,Object> updateProvince(@RequestBody String str,@RequestHeader HttpHeaders headers,HttpServletRequest request) {
        Map<String,Object> map = new HashMap<String,Object>();
        try {
            JSONObject json1 = new JSONObject(str);
            
            String name = json1.optString("name");
            int id = json1.optInt("id");
            System.out.println("name:"+name);
            
            boolean bl = this.provinceService.updateProvinceName(id, name);
            System.out.println(bl);
            map.put("code", 0);
            map.put("msg", "success");
            return map;
            
        } catch (Exception e) {
            e.printStackTrace();
            return map;
        }
    }
    
    
    
}

4:service

@Service("provinceService")
public class ProvinceServiceImpl implements ProvinceService {
    
    @Autowired
    private ProvinceDao provinceDao;
    

    @Override
    public Map<String, Object> list() throws SQLException{
        return this.provinceDao.list();
    }

    /* （非 Javadoc）
    * <p>Title: updateProvinceName</p>
    * <p>Description: </p>
    * @param provinceId
    * @return
    * @throws SQLException
    * @see com.spring.demo.service.ProvinceService#updateProvinceName(int)
    */
    @Override
    @Transactional(propagation=Propagation.REQUIRED)
    public boolean updateProvinceName(int provinceId,String provinceName){
         
        for (int id : new int[] { 2, 3 }) {
            this.provinceDao.updateProvinceName(provinceId, provinceName);
            int j = 1 / 0;
        }
        return false;
    }

}