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问题描述

我想用 Hibernate 配置 Spring 应用程序.我试过这个:

I want to configure Spring application with Hibernate. I tried this:

主启动方法:

@Configuration
@EnableWebMvc
public class WebConfig implements WebApplicationInitializer, WebMvcConfigurer {

    private BasicAuthenticationInterceptor basicAuthenticationInterceptor;

    @Override
    public void extendMessageConverters(List<HttpMessageConverter<?>> converters) {
        converters.removeIf(converter -> converter instanceof MappingJackson2XmlHttpMessageConverter);
        converters.removeIf(converter -> converter instanceof MappingJackson2HttpMessageConverter);
        converters.add(new MappingJackson2XmlHttpMessageConverter(
                ((XmlMapper) createObjectMapper(Jackson2ObjectMapperBuilder.xml()))
                        .enable(ToXmlGenerator.Feature.WRITE_XML_DECLARATION)));
        converters.add(new MappingJackson2HttpMessageConverter(
                createObjectMapper(Jackson2ObjectMapperBuilder.json())));
    }

    private ObjectMapper createObjectMapper(Jackson2ObjectMapperBuilder builder) {
        builder.indentOutput(true);
        builder.modules(new JaxbAnnotationModule());
        builder.serializationInclusion(JsonInclude.Include.NON_NULL);
        builder.defaultUseWrapper(false);
        return builder.build();
    }

    @Override
    public void onStartup(ServletContext container) {
        // Create the 'root' Spring application context
        AnnotationConfigWebApplicationContext rootContext = new AnnotationConfigWebApplicationContext();
        rootContext.register(ContextDatasource.class);

        // Manage the lifecycle of the root application context
        container.addListener(new ContextLoaderListener(rootContext));

        // Create the dispatcher servlet's Spring application context
        AnnotationConfigWebApplicationContext dispatcherContext = new AnnotationConfigWebApplicationContext();

        // Register and map the dispatcher servlet
        ServletRegistration.Dynamic dispatcher = container.addServlet("dispatcher", new DispatcherServlet(dispatcherContext));
        dispatcher.setLoadOnStartup(1);
        dispatcher.addMapping("/");
    }

    @Autowired
    public void setBasicAuthenticationInterceptor(BasicAuthenticationInterceptor basicAuthenticationInterceptor) {
        this.basicAuthenticationInterceptor = basicAuthenticationInterceptor;
    }

    @Override
    public void addInterceptors(InterceptorRegistry registry) {
        registry.addInterceptor(basicAuthenticationInterceptor);
    }

}

rootContext.register(ContextDatasource.class);调用的Hibernate配置:

Hibernate configuration called from rootContext.register(ContextDatasource.class);:

@SpringBootApplication
@Configuration
@EnableTransactionManagement
public class ContextDatasource {

    @Bean
    public FastJsonHttpMessageConverter fastJsonHttpMessageConverter() {
        return new FastJsonHttpMessageConverter();
    }

    @Bean
    @Autowired
    public HttpMessageConverters convertersToBeUsed(FastJsonHttpMessageConverter converter) {
        return new HttpMessageConverters(converter);
    }

    @Bean
    public LocalSessionFactoryBean getSessionFactory() throws NamingException {
        final LocalSessionFactoryBean sessionFactory = new LocalSessionFactoryBean();
        sessionFactory.setDataSource(getDataSource());
        sessionFactory.setPackagesToScan(new String[] { "org.datalis.plugin.database.models" });
        sessionFactory.setHibernateProperties(hibernateProperties());

        return sessionFactory;
    }

    @Bean
    public DataSource getDataSource() throws NamingException {
        return (DataSource) new JndiTemplate().lookup("java:/global/production_gateway");
    }

    @Bean
    public PlatformTransactionManager getHibernateTransactionManager() throws NamingException {
        final HibernateTransactionManager transactionManager = new HibernateTransactionManager();
        transactionManager.setSessionFactory(getSessionFactory().getObject());
        return transactionManager;
    }

    @Bean
    public PersistenceExceptionTranslationPostProcessor getExceptionTranslation() {
        return new PersistenceExceptionTranslationPostProcessor();
    }

    private final Properties hibernateProperties() {
        final Properties hibernateProperties = new Properties();
        hibernateProperties.setProperty("hibernate.hbm2ddl.auto", "create-drop");
        hibernateProperties.setProperty("hibernate.dialect", "org.hibernate.dialect.MariaDBDialect");

        hibernateProperties.setProperty("hibernate.show_sql", "true");
        hibernateProperties.setProperty("hibernate.format_sql", "true");
        return hibernateProperties;
    }
}

但是当我部署 WAR 文件时出现错误:

But when I deploy the WAR file I get error:

Caused by: java.lang.NoSuchMethodException: org.springframework.boot.autoconfigure.http.HttpMessageConverters$$EnhancerBySpringCGLIB$$1d90bff9.<init>()
    at java.base/java.lang.Class.getConstructor0(Class.java:3302)

完整的错误堆栈:https://pastebin.com/x30W2aws

你能告诉我哪里错了以及如何解决问题吗?是否需要用其他配置来实现模块启动?

Can you give advice where I'm wrong and how to fix the problem?Do I need to implement the module startup with another configuration?

使用 Java 8,代码可以正常工作,没有上述问题.使用最新的 Java 10,我得到了上述异常.你知道我需要做什么配置吗?

With Java 8 the code is working without above issue. With latest Java 10 I get the above exception. Do you know what configuration I need to do?

推荐答案

根据 Spring Boot 发行说明,Spring Boot 2.0.1 及更高版本支持 Java 10.如果没有您的依赖项列表,就不可能知道这是否是问题所在,但它似乎是一个很好的起点.

According to the Spring Boot release notes, Java 10 is supported by Spring Boot version 2.0.1 and up. Without a list of your dependencies it's impossible to know if this is the issue, but it does seem like a good place to start.

您运行的是 Boot v2.0.1 或更高版本吗?

Are you running Boot v2.0.1 or higher?

这篇关于NoSuchMethodException: org.springframework.boot.autoconfigure.http.HttpMessageConverters的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持!

07-24 05:22