2012-04-29 10 views
30

Ich benutze SpringMVC für eine Web-App sowie meine SessionFactory für Hibernate injizieren.Fehler beim Erstellen Bean mit Name

Wenn ich meine Anwendung ausführen, bekomme ich die folgende Fehlermeldung ...

Apr 29, 2012 3:18:05 PM org.apache.catalina.core.AprLifecycleListener init 
INFO: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: /usr/bin/jdk1.7.0_03/jre/lib/amd64/server:/usr/bin/jdk1.7.0_03/jre/lib/amd64:/usr/bin/jdk1.7.0_03/jre/../lib/amd64:/usr/lib/jvm/java-6-openjdk/jre/lib/amd64/server:/usr/lib/jvm/java-6-openjdk/jre/lib/amd64:/usr/lib/jvm/java-6-openjdk/jre/../lib/amd64:/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib 
Apr 29, 2012 3:18:05 PM org.apache.tomcat.util.digester.SetPropertiesRule begin 
WARNING: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property 'source' to 'org.eclipse.jst.j2ee.server:spring-security-integration' did not find a matching property. 
Apr 29, 2012 3:18:05 PM org.apache.tomcat.util.digester.SetPropertiesRule begin 
WARNING: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property 'source' to 'org.eclipse.jst.jee.server:Spring3Hibernate' did not find a matching property. 
Apr 29, 2012 3:18:05 PM org.apache.tomcat.util.digester.SetPropertiesRule begin 
WARNING: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property 'source' to 'org.eclipse.jst.jee.server:assessment' did not find a matching property. 
Apr 29, 2012 3:18:05 PM org.apache.coyote.AbstractProtocol init 
INFO: Initializing ProtocolHandler ["http-bio-8080"] 
Apr 29, 2012 3:18:05 PM org.apache.coyote.AbstractProtocol init 
INFO: Initializing ProtocolHandler ["ajp-bio-8009"] 
Apr 29, 2012 3:18:05 PM org.apache.catalina.startup.Catalina load 
INFO: Initialization processed in 1234 ms 
Apr 29, 2012 3:18:05 PM org.apache.catalina.core.StandardService startInternal 
INFO: Starting service Catalina 
Apr 29, 2012 3:18:05 PM org.apache.catalina.core.StandardEngine startInternal 
INFO: Starting Servlet Engine: Apache Tomcat/7.0.26 
Apr 29, 2012 3:18:06 PM org.apache.catalina.core.ApplicationContext log 
INFO: Initializing Spring root WebApplicationContext 
INFO : org.springframework.web.context.ContextLoader - Root WebApplicationContext: initialization started 
INFO : org.springframework.web.context.support.XmlWebApplicationContext - Refreshing Root WebApplicationContext: startup date [Sun Apr 29 15:18:06 BST 2012]; root of context hierarchy 
INFO : org.springframework.beans.factory.xml.XmlBeanDefinitionReader - Loading XML bean definitions from ServletContext resource [/WEB-INF/spring/root-context.xml] 
INFO : org.springframework.beans.factory.support.DefaultListableBeanFactory - Pre-instantiating singletons in org.s[email protected]64f995bd: defining beans []; root of factory hierarchy 
INFO : org.springframework.web.context.ContextLoader - Root WebApplicationContext: initialization completed in 282 ms 
Apr 29, 2012 3:18:07 PM org.apache.catalina.core.ApplicationContext log 
INFO: Initializing Spring FrameworkServlet 'appServlet' 
INFO : org.springframework.web.servlet.DispatcherServlet - FrameworkServlet 'appServlet': initialization started 
INFO : org.springframework.web.context.support.XmlWebApplicationContext - Refreshing WebApplicationContext for namespace 'appServlet-servlet': startup date [Sun Apr 29 15:18:07 BST 2012]; parent: Root WebApplicationContext 
INFO : org.springframework.beans.factory.xml.XmlBeanDefinitionReader - Loading XML bean definitions from ServletContext resource [/WEB-INF/spring/appServlet/servlet-context.xml] 
INFO : org.springframework.context.annotation.ClassPathBeanDefinitionScanner - JSR-330 'javax.inject.Named' annotation found and supported for component scanning 
INFO : org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor - JSR-330 'javax.inject.Inject' annotation found and supported for autowiring 
INFO : org.springframework.beans.factory.support.DefaultListableBeanFactory - Pre-instantiating singletons in org.s[email protected]5b969921: defining beans [org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping#0,org.springframework.format.support.FormattingConversionServiceFactoryBean#0,org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter#0,org.springframework.web.servlet.handler.MappedInterceptor#0,org.springframework.web.servlet.mvc.method.annotation.ExceptionHandlerExceptionResolver#0,org.springframework.web.servlet.mvc.annotation.ResponseStatusExceptionResolver#0,org.springframework.web.servlet.mvc.support.DefaultHandlerExceptionResolver#0,org.springframework.web.servlet.handler.BeanNameUrlHandlerMapping,org.springframework.web.servlet.mvc.HttpRequestHandlerAdapter,org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter,org.springframework.web.servlet.resource.ResourceHttpRequestHandler#0,org.springframework.web.servlet.handler.SimpleUrlHandlerMapping#0,org.springframework.web.servlet.view.InternalResourceViewResolver#0,dataSource,sessionFactory,homeController,userManagementController,org.springframework.context.annotation.internalConfigurationAnnotationProcessor,org.springframework.context.annotation.internalAutowiredAnnotationProcessor,org.springframework.context.annotation.internalRequiredAnnotationProcessor,org.springframework.context.annotation.internalCommonAnnotationProcessor,org.springframework.context.annotation.internalPersistenceAnnotationProcessor,org.springframework.web.servlet.view.ContentNegotiatingViewResolver#0,org.springframework.context.annotation.ConfigurationClassPostProcessor$ImportAwareBeanPostProcessor#0]; parent: org.s[email protected]64f995bd 
INFO : org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping - Mapped "{[/],methods=[GET],params=[],headers=[],consumes=[],produces=[],custom=[]}" onto public java.lang.String org.assessme.com.controller.HomeController.home(java.util.Locale,org.springframework.ui.Model) 
INFO : org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping - Mapped "{[/userManagement/getUser],methods=[GET],params=[],headers=[],consumes=[],produces=[],custom=[]}" onto public org.assessme.com.entity.User org.assessme.com.controller.UserManagementController.data(java.util.Locale,org.springframework.ui.Model) 
INFO : org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping - Mapped "{[/userManagement/],methods=[GET],params=[],headers=[],consumes=[],produces=[],custom=[]}" onto public java.lang.Object org.assessme.com.controller.UserManagementController.home(java.util.Locale,org.springframework.ui.Model) 
INFO : org.springframework.web.servlet.handler.SimpleUrlHandlerMapping - Mapped URL path [/resources/**] onto handler 'org.springframework.web.servlet.resource.ResourceHttpRequestHandler#0' 
INFO : org.springframework.beans.factory.support.DefaultListableBeanFactory - Destroying singletons in org.s[email protected]5b969921: defining beans [org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping#0,org.springframework.format.support.FormattingConversionServiceFactoryBean#0,org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter#0,org.springframework.web.servlet.handler.MappedInterceptor#0,org.springframework.web.servlet.mvc.method.annotation.ExceptionHandlerExceptionResolver#0,org.springframework.web.servlet.mvc.annotation.ResponseStatusExceptionResolver#0,org.springframework.web.servlet.mvc.support.DefaultHandlerExceptionResolver#0,org.springframework.web.servlet.handler.BeanNameUrlHandlerMapping,org.springframework.web.servlet.mvc.HttpRequestHandlerAdapter,org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter,org.springframework.web.servlet.resource.ResourceHttpRequestHandler#0,org.springframework.web.servlet.handler.SimpleUrlHandlerMapping#0,org.springframework.web.servlet.view.InternalResourceViewResolver#0,dataSource,sessionFactory,homeController,userManagementController,org.springframework.context.annotation.internalConfigurationAnnotationProcessor,org.springframework.context.annotation.internalAutowiredAnnotationProcessor,org.springframework.context.annotation.internalRequiredAnnotationProcessor,org.springframework.context.annotation.internalCommonAnnotationProcessor,org.springframework.context.annotation.internalPersistenceAnnotationProcessor,org.springframework.web.servlet.view.ContentNegotiatingViewResolver#0,org.springframework.context.annotation.ConfigurationClassPostProcessor$ImportAwareBeanPostProcessor#0]; parent: org.s[email protected]64f995bd 
ERROR: org.springframework.web.servlet.DispatcherServlet - Context initialization failed 
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'userManagementController': Injection of autowired dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Could not autowire field: private org.assessme.com.service.UserService org.assessme.com.controller.UserManagementController.userService; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No matching bean of type [org.assessme.com.service.UserService] found for dependency: expected at least 1 bean which qualifies as autowire candidate for this dependency. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)} 
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessPropertyValues(AutowiredAnnotationBeanPostProcessor.java:287) 
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1106) 
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:517) 
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456) 
    at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:294) 
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:225) 
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:291) 
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:193) 
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:585) 
    at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:913) 
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:464) 
    at org.springframework.web.servlet.FrameworkServlet.configureAndRefreshWebApplicationContext(FrameworkServlet.java:631) 
    at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:588) 
    at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:645) 
    at org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext(FrameworkServlet.java:508) 
    at org.springframework.web.servlet.FrameworkServlet.initServletBean(FrameworkServlet.java:449) 
    at org.springframework.web.servlet.HttpServletBean.init(HttpServletBean.java:133) 
    at javax.servlet.GenericServlet.init(GenericServlet.java:160) 
    at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1266) 
    at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1185) 
    at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:1080) 
    at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:5015) 
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5302) 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1566) 
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1556) 
    at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334) 
    at java.util.concurrent.FutureTask.run(FutureTask.java:166) 
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) 
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) 
    at java.lang.Thread.run(Thread.java:722) 
Caused by: org.springframework.beans.factory.BeanCreationException: Could not autowire field: private org.assessme.com.service.UserService org.assessme.com.controller.UserManagementController.userService; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No matching bean of type [org.assessme.com.service.UserService] found for dependency: expected at least 1 bean which qualifies as autowire candidate for this dependency. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)} 
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:506) 
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:87) 
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessPropertyValues(AutowiredAnnotationBeanPostProcessor.java:284) 
    ... 30 more 
Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No matching bean of type [org.assessme.com.service.UserService] found for dependency: expected at least 1 bean which qualifies as autowire candidate for this dependency. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)} 
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.raiseNoSuchBeanDefinitionException(DefaultListableBeanFactory.java:924) 
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:793) 
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:707) 
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:478) 
    ... 32 more 

Ich bin nicht sicher, warum die autoInject nicht funktioniert. Ich habe meine XML alle Konfiguration in Servlet-Kontext zu setzen ...

<?xml version="1.0" encoding="UTF-8"?> 
<beans:beans xmlns="http://www.springframework.org/schema/mvc" 
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:beans="http://www.springframework.org/schema/beans" 
    xmlns:context="http://www.springframework.org/schema/context" 
    xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd 
     http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd 
     http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd"> 

    <!-- DispatcherServlet Context: defines this servlet's request-processing 
     infrastructure --> 

    <!-- Enables the Spring MVC @Controller programming model --> 
    <annotation-driven /> 

    <!-- Handles HTTP GET requests for /resources/** by efficiently serving 
     up static resources in the ${webappRoot}/resources directory --> 
    <resources mapping="/resources/**" location="/resources/" /> 


    <!-- Resolves views selected for rendering by @Controllers to .jsp resources 
     in the /WEB-INF/views directory --> 
    <beans:bean 
     class="org.springframework.web.servlet.view.InternalResourceViewResolver"> 
     <beans:property name="prefix" value="/WEB-INF/views/" /> 
     <beans:property name="suffix" value=".jsp" /> 
    </beans:bean> 

    <beans:bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource" 
     destroy-method="close"> 
     <beans:property name="driverClassName" value="com.mysql.jdbc.Driver" /> 
     <beans:property name="url" value="jdbc:mysql://localhost/assessme" /> 
     <beans:property name="username" value="assessme" /> 
     <beans:property name="password" value="assessme" /> 
    </beans:bean> 

    <beans:bean id="sessionFactory" class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean"> 
    <beans:property name="annotatedClasses"> 
     <beans:list> 
      <beans:value>org.assessme.com.entity.User</beans:value> 
     </beans:list> 
    </beans:property> 
     <beans:property name="dataSource" ref="dataSource" /> 
     <beans:property name="packagesToScan" value="org.assessme.com.controller.entity" /> 
     <beans:property name="hibernateProperties"> 
      <beans:props> 
       <beans:prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</beans:prop> 
       <beans:prop key="hibernate.transaction.factory_class">org.hibernate.transaction.JDBCTransactionFactory</beans:prop> 
       <beans:prop key="hibernate.show_sql">true</beans:prop> 
       <beans:prop key="hibernate.hbm2ddl.auto">update</beans:prop> 
      </beans:props> 
     </beans:property> 
    </beans:bean> 

    <context:component-scan base-package="org.assessme.com.controller." /> 

    <beans:bean class="org.springframework.web.servlet.view.ContentNegotiatingViewResolver"> 
     <beans:property name="mediaTypes"> 
      <beans:map> 
       <beans:entry key="html" value="text/html" /> 
       <beans:entry key="json" value="application/json" /> 
      </beans:map> 
     </beans:property> 
     <beans:property name="defaultViews"> 
      <beans:list> 
       <beans:bean 
        class="org.springframework.web.servlet.view.json.MappingJacksonJsonView"> 
        <beans:property name="prefixJson" value="true" /> 
       </beans:bean> 
      </beans:list> 
     </beans:property> 
    </beans:bean> 


</beans:beans> 

Der Code für den userManagementController ist ...

import java.text.DateFormat; 
import java.util.Date; 
import java.util.Locale; 

import org.assessme.com.dao.UserDaoImpl; 
import org.assessme.com.entity.User; 
import org.assessme.com.service.UserService; 
import org.slf4j.Logger; 
import org.slf4j.LoggerFactory; 
import org.springframework.beans.factory.annotation.Autowired; 
import org.springframework.stereotype.Controller; 
import org.springframework.ui.Model; 
import org.springframework.web.bind.annotation.RequestMapping; 
import org.springframework.web.bind.annotation.RequestMethod; 
import org.springframework.web.bind.annotation.ResponseBody; 

@Controller 
@RequestMapping(value = "/userManagement") 
public class UserManagementController { 

    private static final Logger logger = LoggerFactory 
      .getLogger(HomeController.class); 

    @Autowired 
    private UserService userService; 

    /** 
    * Simply selects the home view to render by returning its name. 
    */ 
    @RequestMapping(value = "/", method = RequestMethod.GET) 
    public Object home(Locale locale, Model model) { 

     logger.info("User management view controller loaded..."); 

     return "userManagement"; 
    } 

    @RequestMapping(value = "/getUser", method = RequestMethod.GET) 
    @ResponseBody 
    public User data(Locale locale, Model model) { 
     logger.info("getUser controller loaded..."); 
     User user = userService.getById(1L); 
     System.out.println("firstName is " + user.getFirstName()); 
     return user; 

    } 

} 

Der Userservice ist userService.java ...

import org.assessme.com.entity.User; 

public interface UserService { 
    public User getById(Long id); 
} 

, die von ...

@Service("userService") 
@Transactional(propagation = Propagation.SUPPORTS, readOnly = true) 
public class UserServiceImpl implements UserService { 

    @Autowired 
    private UserDao userDao; 


    public UserServiceImpl() { 
    } 

    @Transactional(propagation = Propagation.REQUIRED, readOnly = true) 
    public User getById(Long id) { 
     return userDao.getById(id); 
    } 

} 
verwendet wird

Kann mir jemand irgendwelche Hinweise geben? Muss ich etwas zu meinem XML hinzufügen? Ich arbeite das Tutorial auf ...

http://www.roseindia.net/tutorial/spring/spring3/web/spring-3-mvc-and-hibernate3-example-part3.html

off Und ich sehe nicht, wie sie autowire

@Autowired 
    private ArticleService articleService; 

in ArticleController.java

Danke,

David

Antwort

24

Ich denke, es kommt aus dieser Zeile in Ihrem XML-Fil e:

<context:component-scan base-package="org.assessme.com.controller." /> 

es ersetzen durch:

<context:component-scan base-package="org.assessme.com." /> 

Es ist, weil Ihr Autowired Service von Spring nicht gescannt wird, da sie nicht in der richtigen Verpackung ist.

6

Es sieht aus wie Ihre Spring-Komponente Scan Basis fehlt UserServiceImpl

<context:component-scan base-package="org.assessme.com.controller." /> 
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