原因：java.lang.ClassNotFoundException:com.thoughtworks.xstream.core.DefaultConverterLookup-Spring批处理+；流动

我正在开发Spring Boot+Batch项目，并从

xls

文件中读取数据，在读取数据时，我得到了以下错误信息

我已经添加了

xstream

版本

1.4.11.1

和

Spring-OXM

依赖项，它仍然给出了错误。启动版本为

2.1.1。发布版本

错误：

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'customerItemReader' defined in class path resource [com/example/config/JobConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.springframework.batch.item.xml.StaxEventItemReader]: Factory method 'customerItemReader' threw exception; nested exception is java.lang.NoClassDefFoundError: com/thoughtworks/xstream/core/DefaultConverterLookup
    at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:627) ~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:456) ~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1288) ~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1127) ~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:538) ~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:498) ~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320) ~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222) ~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318) ~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199) ~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:846) ~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
    at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:863) ~[spring-context-5.1.3.RELEASE.jar:5.1.3.RELEASE]
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:546) ~[spring-context-5.1.3.RELEASE.jar:5.1.3.RELEASE]
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775) [spring-boot-2.1.1.RELEASE.jar:2.1.1.RELEASE]
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397) [spring-boot-2.1.1.RELEASE.jar:2.1.1.RELEASE]
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:316) [spring-boot-2.1.1.RELEASE.jar:2.1.1.RELEASE]
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260) [spring-boot-2.1.1.RELEASE.jar:2.1.1.RELEASE]
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248) [spring-boot-2.1.1.RELEASE.jar:2.1.1.RELEASE]
    at com.example.ReadingXmlApplication.main(ReadingXmlApplication.java:12) [classes/:na]
Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.springframework.batch.item.xml.StaxEventItemReader]: Factory method 'customerItemReader' threw exception; nested exception is java.lang.NoClassDefFoundError: com/thoughtworks/xstream/core/DefaultConverterLookup
    at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:185) ~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
    at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:622) ~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
    ... 18 common frames omitted
Caused by: java.lang.NoClassDefFoundError: com/thoughtworks/xstream/core/DefaultConverterLookup
    at org.springframework.oxm.xstream.XStreamMarshaller.<init>(XStreamMarshaller.java:140) ~[spring-oxm-5.1.3.RELEASE.jar:5.1.3.RELEASE]
    at com.example.config.JobConfiguration.customerItemReader(JobConfiguration.java:33) ~[classes/:na]
    at com.example.config.JobConfiguration$$EnhancerBySpringCGLIB$$5c5d7e6f.CGLIB$customerItemReader$2(<generated>) ~[classes/:na]
    at com.example.config.JobConfiguration$$EnhancerBySpringCGLIB$$5c5d7e6f$$FastClassBySpringCGLIB$$142cc440.invoke(<generated>) ~[classes/:na]
    at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:244) ~[spring-core-5.1.3.RELEASE.jar:5.1.3.RELEASE]
    at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:363) ~[spring-context-5.1.3.RELEASE.jar:5.1.3.RELEASE]
    at com.example.config.JobConfiguration$$EnhancerBySpringCGLIB$$5c5d7e6f.customerItemReader(<generated>) ~[classes/:na]
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_162]
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[na:1.8.0_162]
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[na:1.8.0_162]
    at java.lang.reflect.Method.invoke(Unknown Source) ~[na:1.8.0_162]
    at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154) ~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
    ... 19 common frames omitted
Caused by: java.lang.ClassNotFoundException: com.thoughtworks.xstream.core.DefaultConverterLookup
    at java.net.URLClassLoader.findClass(Unknown Source) ~[na:1.8.0_162]
    at java.lang.ClassLoader.loadClass(Unknown Source) ~[na:1.8.0_162]
    at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source) ~[na:1.8.0_162]
    at java.lang.ClassLoader.loadClass(Unknown Source) ~[na:1.8.0_162]
    ... 31 common frames omitted

org.springframework.beans.factory.BeanCreationException:创建名为“customerItemReader”的bean时出错，该bean在类路径资源[com/example/config/JobConfiguration.class]中定义：通过工厂方法实例化bean失败；嵌套异常为org.springframework.beans.BeanInstantiationException:未能实例化[org.springframework.batch.item.xml.StatxevenitemReader]：工厂方法“customerItemReader”引发异常；嵌套的异常是java.lang.NoClassDefFoundError:com/thoughtworks/xstream/core/DefaultConverterLookup
在org.springframework.beans.factory.support.ConstructorResolver.instantiate（ConstructorResolver.java:627）~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
在org.springframework.beans.factory.support.ConstructorResolver.InstanceUsingFactoryMethod（ConstructorResolver.java:456）~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
在org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.InstanceUsingFactoryMethod（AbstractAutowireCapableBeanFactory.java:1288）~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
在org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance（AbstractAutowireCapableBeanFactory.java:1127）~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
在org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean（AbstractAutowireCapableBeanFactory.java:538）~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
在org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean（AbstractAutowireCapableBeanFactory.java:498）~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
在org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0（AbstractBeanFactory.java:320）~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
在org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton（DefaultSingletonBeanRegistry.java:222）~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
在org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean（AbstractBeanFactory.java:318）~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
在org.springframework.beans.factory.support.AbstractBeanFactory.getBean（AbstractBeanFactory.java:199）~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
在org.springframework.beans.factory.support.DefaultListableBeanFactory.PreInstanceSingleton（DefaultListableBeanFactory.java:846）~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
在org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization（AbstractApplicationContext.java:863）~[spring-context-5.1.3.RELEASE.jar:5.1.3.RELEASE]
在org.springframework.context.support.AbstractApplicationContext.refresh（AbstractApplicationContext.java:546）~[spring-context-5.1.3.RELEASE.jar:5.1.3.RELEASE]
在org.springframework.boot.SpringApplication.refresh（SpringApplication.java:775）[spring-boot-2.1.1.RELEASE.jar:2.1.1.RELEASE]
位于org.springframework.boot.SpringApplication.refreshContext（SpringApplication.java:397）[spring-boot-2.1.1.RELEASE.jar:2.1.1.RELEASE]
在org.springframework.boot.SpringApplication.run（SpringApplication.java:316）[spring-boot-2.1.1.RELEASE.jar:2.1.1.RELEASE]
在org.springframework.boot.SpringApplication.run（SpringApplication.java:1260）[spring-boot-2.1.1.RELEASE.jar:2.1.1.RELEASE]
在org.springframework.boot.SpringApplication.run（SpringApplication.java:1248）[spring-boot-2.1.1.RELEASE.jar:2.1.1.RELEASE]
在com.example.ReadingXmlApplication.main（ReadingXmlApplication.java:12）[classes/：na]
原因：org.springframework.beans.beanstantiationException:未能实例化[org.springframework.batch.item.xml.StatxevenitemReader]：工厂方法“customerItemReader”引发异常；嵌套的异常是java.lang.NoClassDefFoundError:com/thoughtworks/xstream/core/DefaultConverterLookup
在org.springframework.beans.factory.support.SimpleInstallationStrategy.instantiate（SimpleInstallationStrategy.java:185）~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
在org.springframework.beans.factory.support.ConstructorResolver.instantiate（ConstructorResolver.java:622）~[spring-beans-5.1.3.RELEASE.jar:5.1.3.RELEASE]
... 省略18个公共框架
原因：java.lang.NoClassDefFoundError:com/thoughtworks/xstream/core/DefaultConverterLookup
在org.springframework.oxm.xstream.XStreamMarshaller.（XStreamMarshaller.java:140）~[spring-oxm-5.1.3.RELEASE.jar:5.1.3.RELEASE]
在com.example.config.JobConfiguration.customerItemReader（JobConfiguration.java:33）~[classes/:na]
在com.example.config.JobConfiguration$$EnhancerBySpringCGLIB$$5c5d7e6f.CGLIB$customerItemReader$2（）~[classes/:na]
在com.example.config.JobConfiguration$$EnhancerBySpringCGLIB$$5c5d7e6f$$FastClassBySpringCGLIB$$142cc440.invoke（）~[classes/:na]
在org.springframework.cglib.proxy.MethodProxy.invokeSuper（MethodProxy.java:244）~[spring-core-5.1.3.RELEASE.jar:5.1.3.RELEASE]
在org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept（ConfigurationClassEnhancer.java:363）~[spring-context-5.1.3.RELEASE.jar:5.1.3.RELEASE]
在com.example.config.JobConfiguration$$EnhancerBySpringCGLIB$$5c5d7e6f.customerItemReader（）~[classes/:na]
在sun.reflect.NativeMethodAccessorImpl.invoke0（本机方法）~[na:1.8.0_162]
在sun.reflect.NativeMethodAccessorImpl.invoke（未知源）~[na:1.8.0_162]
在阳光下
<dependencies>
    <!-- Spring Starter Batch -->
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-batch</artifactId>
    </dependency>

    <!-- Spring OXM -->
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-oxm</artifactId>
    </dependency>

    <!-- Spring Starter JDBC -->
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-jdbc</artifactId>
    </dependency>

    <!-- H2 -->
    <dependency>
        <groupId>com.h2database</groupId>
        <artifactId>h2</artifactId>
        <scope>runtime</scope>
    </dependency>

    <!-- MYSQL -->
    <dependency>
        <groupId>mysql</groupId>
        <artifactId>mysql-connector-java</artifactId>
        <scope>runtime</scope>
    </dependency>
    <!-- XSTREAM -->
    <dependency>
        <groupId>com.thoughtworks.xstream</groupId>
        <artifactId>xstream</artifactId>
        <version>1.4.11.1</version>
    </dependency>

    <!-- Lombok -->
    <dependency>
        <groupId>org.projectlombok</groupId>
        <artifactId>lombok</artifactId>
        <version>1.18.2</version>
        <optional>true</optional>
    </dependency>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-test</artifactId>
        <scope>test</scope>
    </dependency>
    <dependency>
        <groupId>org.springframework.batch</groupId>
        <artifactId>spring-batch-test</artifactId>
        <scope>test</scope>
    </dependency>
</dependencies>

@Configuration
public class JobConfiguration {
    @Autowired
    private JobBuilderFactory jobBuilderFactory;

    @Autowired
    private StepBuilderFactory stepBuilderFactory;

    @Bean
    public StaxEventItemReader<Customer> customerItemReader(){
        Map<String, Class> aliases = new HashMap<>();
        aliases.put("customer", Customer.class);

        XStreamMarshaller ummarshaller = new XStreamMarshaller();
        ummarshaller.setAliases(aliases);

        StaxEventItemReader<Customer> reader = new StaxEventItemReader<>();
        reader.setResource(new ClassPathResource("/data/customer.xml"));
        reader.setFragmentRootElementName("customer");
        reader.setUnmarshaller(ummarshaller);

        return reader;
    }

    @Bean
    public ItemWriter<Customer> customerItemWriter(){
        return items -> {
            for (Customer customer : items) {
                System.out.println(customer.toString());
            }
        };
    }

    @Bean
    public Step step1() {
        return stepBuilderFactory.get("step1")
                .<Customer, Customer>chunk(10)
                .reader(customerItemReader())
                .writer(customerItemWriter())
                .build();
    }

    @Bean
    public Job job() {
        return jobBuilderFactory.get("job")
                .start(step1())
                .build();
    }
}

<?xml version="1.0" encoding="UTF-8" ?>
<customers>
    <customer>
        <id>1</id>
        <firstName>John</firstName>
        <lastName>Doe</lastName>
        <birthdate>10-10-1988 19:43:23</birthdate>
    </customer>
    <customer>
        <id>2</id>
        <firstName>James</firstName>
        <lastName>Moss</lastName>
        <birthdate>01-04-1991 10:20:23</birthdate>
    </customer>
    <customer>
        <id>3</id>
        <firstName>Jonie</firstName>
        <lastName>Gamble</lastName>
        <birthdate>21-07-1982 11:12:13</birthdate>
    </customer>
......

<dependency>
    <groupId>com.thoughtworks.xstream</groupId>
    <artifactId>xstream</artifactId>
    <version>1.4.11.1</version>
</dependency>