Spring MVC 3.1 JavaConfiguration-Frage

blindmind

Mitglied
Hallo Zusammen,

ich habe folgendes Problem bei der Umstellung bei der Umstellung einer Spring MVC-Applikation von xml-basierter, auf Java-basierte Konfiguration via @Configuration-Klassen.

Wenn ich meine Anwendung im Tomcat deploye(mvn..tomcat:run), funktioniert alles wunderbar. Das Problem sind meine Tests, wobei ich an dieser Stelle einen exemplarisch auswähle, ist folgendes:

Code:
ERROR: org.springframework.test.context.TestContextManager - Caught exception while allowing TestExecutionListener [org.springframework.test.context.support.DependencyInjectionTestExecutionListener@74d71a36] to prepare test instance [net.findme.server.repository.RoleRepositoryTest@55fa0b27]
java.lang.IllegalStateException: Failed to load ApplicationContext
	at org.springframework.test.context.TestContext.getApplicationContext(TestContext.java:157)
	at org.springframework.test.context.support.DependencyInjectionTestExecutionListener.injectDependencies(DependencyInjectionTestExecutionListener.java:109)
	at org.springframework.test.context.support.DependencyInjectionTestExecutionListener.prepareTestInstance(DependencyInjectionTestExecutionListener.java:75)
	at org.springframework.test.context.TestContextManager.prepareTestInstance(TestContextManager.java:321)
	at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.createTest(SpringJUnit4ClassRunner.java:211)
	at org.springframework.test.context.junit4.SpringJUnit4ClassRunner$1.runReflectiveCall(SpringJUnit4ClassRunner.java:288)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
	at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.methodBlock(SpringJUnit4ClassRunner.java:290)
	at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:231)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:193)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:52)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:191)
	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:42)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:184)
	at org.springframework.test.context.junit4.statements.RunBeforeTestClassCallbacks.evaluate(RunBeforeTestClassCallbacks.java:61)
	at org.springframework.test.context.junit4.statements.RunAfterTestClassCallbacks.evaluate(RunAfterTestClassCallbacks.java:71)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:236)
	at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.run(SpringJUnit4ClassRunner.java:174)
	at org.apache.maven.surefire.junit4.JUnit4TestSet.execute(JUnit4TestSet.java:35)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:115)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:97)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:601)
	at org.apache.maven.surefire.booter.ProviderFactory$ClassLoaderProxy.invoke(ProviderFactory.java:103)
	at $Proxy0.invoke(Unknown Source)
	at org.apache.maven.surefire.booter.SurefireStarter.invokeProvider(SurefireStarter.java:150)
	at org.apache.maven.surefire.booter.SurefireStarter.runSuitesInProcess(SurefireStarter.java:91)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:69)
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'defaultServletHandlerMapping' defined in class path resource [org/springframework/web/servlet/config/annotation/DelegatingWebMvcConfiguration.class]: Instantiation of bean failed; nested exception is org.springframework.beans.factory.BeanDefinitionStoreException: Factory method [public org.springframework.web.servlet.HandlerMapping org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport.defaultServletHandlerMapping()] threw exception; nested exception is java.lang.IllegalArgumentException: A ServletContext is required to configure default servlet handling
	at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:581)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1015)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:911)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:485)
	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.test.context.support.AbstractGenericContextLoader.loadContext(AbstractGenericContextLoader.java:103)
	at org.springframework.test.context.support.AbstractGenericContextLoader.loadContext(AbstractGenericContextLoader.java:1)
	at org.springframework.test.context.TestContext.loadApplicationContext(TestContext.java:124)
	at org.springframework.test.context.TestContext.getApplicationContext(TestContext.java:148)
	... 30 more
Caused by: org.springframework.beans.factory.BeanDefinitionStoreException: Factory method [public org.springframework.web.servlet.HandlerMapping org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport.defaultServletHandlerMapping()] threw exception; nested exception is java.lang.IllegalArgumentException: A ServletContext is required to configure default servlet handling
	at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:169)
	at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:570)
	... 45 more
Caused by: java.lang.IllegalArgumentException: A ServletContext is required to configure default servlet handling
	at org.springframework.util.Assert.notNull(Assert.java:112)
	at org.springframework.web.servlet.config.annotation.DefaultServletHandlerConfigurer.<init>(DefaultServletHandlerConfigurer.java:54)
	at org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport.defaultServletHandlerMapping(WebMvcConfigurationSupport.java:253)
	at org.springframework.web.servlet.config.annotation.DelegatingWebMvcConfiguration$$EnhancerByCGLIB$$28a8d159.CGLIB$defaultServletHandlerMapping$9(<generated>)
	at org.springframework.web.servlet.config.annotation.DelegatingWebMvcConfiguration$$EnhancerByCGLIB$$28a8d159$$FastClassByCGLIB$$58f88863.invoke(<generated>)
	at net.sf.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:228)
	at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:280)
	at org.springframework.web.servlet.config.annotation.DelegatingWebMvcConfiguration$$EnhancerByCGLIB$$28a8d159.defaultServletHandlerMapping(<generated>)
	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.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:149)
	... 46 more

Meine Test-Klasse:

Code:
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(loader=AnnotationConfigContextLoader.class, classes = {ApplicationConfig.class, WebConfig.class, DataSourceConfig.class})
@TransactionConfiguration(transactionManager="transactionManager", defaultRollback=true)
@Transactional
public class RoleRepositoryTest {

	@PersistenceContext
	private EntityManager _entityManager;
	
	@Inject
	private RoleRepository _repository;

@Test
	public void testSaveRole() {
...
}
Meine WebConfig-Klasse:

Code:
@Configuration
@EnableWebMvc
@ComponentScan(basePackages = {"net.findme.server.controller"})
public class WebConfig extends WebMvcConfigurerAdapter
{
	@Bean
	public InternalResourceViewResolver internalViewResolver() {
        InternalResourceViewResolver bean = new InternalResourceViewResolver();
        bean.setPrefix("/WEB-INF/views/");
        bean.setSuffix(".jsp");
        return bean;
	}
	
	@Bean
	public XStreamMarshaller xStreamMarshaller() {
		final XStreamMarshaller marshaller = new XStreamMarshaller();
		return marshaller;
	}
	
	@Bean
	public MarshallingHttpMessageConverter marshallingHttpMessageConverter() {
		final MarshallingHttpMessageConverter converter = new MarshallingHttpMessageConverter();
		converter.setMarshaller(xStreamMarshaller());
		converter.setUnmarshaller(xStreamMarshaller());
		return converter;
	}
	
	@Bean
	public MappingJacksonHttpMessageConverter mappingJacksonHttpMessageConverter() {
		final MappingJacksonHttpMessageConverter converter = new MappingJacksonHttpMessageConverter();
		return converter;
	}
	
	@Override
	public void configureMessageConverters( final List< HttpMessageConverter< ? >> converters ){
		super.configureMessageConverters( converters );

		converters.add(marshallingHttpMessageConverter());
		converters.add(mappingJacksonHttpMessageConverter());
	}
	
	@Bean
	public ContentNegotiatingViewResolver contentNegotiatingViewResolver() {
		final ContentNegotiatingViewResolver resolver = new ContentNegotiatingViewResolver();
		final Map<String, String> mediaTypes = new HashMap<String, String>();
		mediaTypes.put("xml", "application/xml");
		mediaTypes.put("json", "application/json");
		mediaTypes.put("html", "text/html");
		resolver.setMediaTypes(mediaTypes);
		
		final List<View> defaultViews = new ArrayList<View>();
		defaultViews.add(marshallingView());
		defaultViews.add(mappingJacksonJsonView());
		resolver.setDefaultViews(defaultViews);
		final List<ViewResolver> viewResolvers = new ArrayList<ViewResolver>();
		viewResolvers.add(internalViewResolver());
		resolver.setViewResolvers(viewResolvers);
		return resolver;
	}
	
	@Bean
	public MarshallingView marshallingView() {
		MarshallingView view = new MarshallingView(xStreamMarshaller());
		return view;	
	}
	
	@Bean
	public MappingJacksonJsonView mappingJacksonJsonView() {
		final MappingJacksonJsonView view = new MappingJacksonJsonView();
		return view;
	}
	

	/* (non-Javadoc)
	 * @see org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter#addResourceHandlers(org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry)
	 */
	@Override
	public void addResourceHandlers(ResourceHandlerRegistry registry) {
		registry.addResourceHandler("/resources/**").addResourceLocations("/resources/");
	}
	
	  @Override
	  public void configureDefaultServletHandling(DefaultServletHandlerConfigurer configurer) {
	    configurer.enable(); 
	  }
}

Wie ich aus der Exception erkennen kann, brauche ich einen ServletContext zur Ausführung des Testes. Aber wie lade ich den****? Als ich noch meine xml-Konfiguration benutzt habe, gab es diesen Fehler nicht..******

Wär schön wenn mir jemand weiterhelfen könnte...

Danke schonmal!
 
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