刚学spring5 刚学到注解的时候发现会报错无法运行
寻思了一两天 查翻译 查资料 终于发现问题所在
下面是报错信息：
10月 28, 2021 6:18:05 下午 org.springframework.context.support.AbstractApplicationContext refresh 警告: Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanDefinitionStoreException: Failed to read candidate component class: file [D:SpringoutproductionSpringannotationBook.class]; nested exception is org.springframework.core.NestedIOException: ASM ClassReader failed to parse class file - probably due to a new Java class file version that isn't supported yet: file [D:SpringoutproductionSpringannotationBook.class]; nested exception is java.lang.IllegalArgumentException: Unsupported class file major version 60 org.springframework.beans.factory.BeanDefinitionStoreException: Failed to read candidate component class: file [D:SpringoutproductionSpringannotationBook.class]; nested exception is org.springframework.core.NestedIOException: ASM ClassReader failed to parse class file - probably due to a new Java class file version that isn't supported yet: file [D:SpringoutproductionSpringannotationBook.class]; nested exception is java.lang.IllegalArgumentException: Unsupported class file major version 60 at org.springframework.context.annotation.ClassPathScanningCandidateComponentProvider.scanCandidateComponents(ClassPathScanningCandidateComponentProvider.java:452) at org.springframework.context.annotation.ClassPathScanningCandidateComponentProvider.findCandidateComponents(ClassPathScanningCandidateComponentProvider.java:315) at org.springframework.context.annotation.ClassPathBeanDefinitionScanner.doScan(ClassPathBeanDefinitionScanner.java:276) at org.springframework.context.annotation.ComponentScanAnnotationParser.parse(ComponentScanAnnotationParser.java:132) at org.springframework.context.annotation.ConfigurationClassParser.doProcessConfigurationClass(ConfigurationClassParser.java:295) at org.springframework.context.annotation.ConfigurationClassParser.processConfigurationClass(ConfigurationClassParser.java:249) at org.springframework.context.annotation.ConfigurationClassParser.parse(ConfigurationClassParser.java:206) at org.springframework.context.annotation.ConfigurationClassParser.parse(ConfigurationClassParser.java:174) at org.springframework.context.annotation.ConfigurationClassPostProcessor.processConfigBeanDefinitions(ConfigurationClassPostProcessor.java:319) at org.springframework.context.annotation.ConfigurationClassPostProcessor.postProcessBeanDefinitionRegistry(ConfigurationClassPostProcessor.java:236) at org.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanDefinitionRegistryPostProcessors(PostProcessorRegistrationDelegate.java:280) at org.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanFactoryPostProcessors(PostProcessorRegistrationDelegate.java:96) at org.springframework.context.support.AbstractApplicationContext.invokeBeanFactoryPostProcessors(AbstractApplicationContext.java:706) at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:532) at org.springframework.context.annotation.AnnotationConfigApplicationContext.(AnnotationConfigApplicationContext.java:89) at annotation.test.addService(test.java:11) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:78) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:567) at org.junit.runners.model.frameworkMethod$1.runReflectiveCall(frameworkMethod.java:59) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) at org.junit.runners.model.frameworkMethod.invokeExplosively(frameworkMethod.java:56) at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17) at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306) at org.junit.runners.BlockJUnit4ClassRunner$1.evaluate(BlockJUnit4ClassRunner.java:100) at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:366) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:103) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:63) at org.junit.runners.ParentRunner$4.run(ParentRunner.java:331) at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:79) at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:329) at org.junit.runners.ParentRunner.access$100(ParentRunner.java:66) at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:293) at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306) at org.junit.runners.ParentRunner.run(ParentRunner.java:413) at org.junit.runner.JUnitCore.run(JUnitCore.java:137) at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:69) at com.intellij.rt.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:33) at com.intellij.rt.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:235) at com.intellij.rt.junit.JUnitStarter.main(JUnitStarter.java:54) Caused by: org.springframework.core.NestedIOException: ASM ClassReader failed to parse class file - probably due to a new Java class file version that isn't supported yet: file [D:SpringoutproductionSpringannotationBook.class]; nested exception is java.lang.IllegalArgumentException: Unsupported class file major version 60 at org.springframework.core.type.classreading.SimplemetadataReader.getClassReader(SimplemetadataReader.java:60) at org.springframework.core.type.classreading.SimplemetadataReader. (SimplemetadataReader.java:49) at org.springframework.core.type.classreading.SimplemetadataReaderFactory.getmetadataReader(SimplemetadataReaderFactory.java:103) at org.springframework.core.type.classreading.CachingmetadataReaderFactory.getmetadataReader(CachingmetadataReaderFactory.java:123) at org.springframework.context.annotation.ClassPathScanningCandidateComponentProvider.scanCandidateComponents(ClassPathScanningCandidateComponentProvider.java:429) ... 40 more Caused by: java.lang.IllegalArgumentException: Unsupported class file major version 60 at org.springframework.asm.ClassReader. (ClassReader.java:196) at org.springframework.asm.ClassReader. (ClassReader.java:177) at org.springframework.asm.ClassReader. (ClassReader.java:163) at org.springframework.asm.ClassReader. (ClassReader.java:284) at org.springframework.core.type.classreading.SimplemetadataReader.getClassReader(SimplemetadataReader.java:57) ... 44 more 进程已结束，退出代码为 -1
错误原因：
关键在于：probably due to a new Java class file version that isn't supported yet
jdk版本过高，我使用的jdk版本是最新版jdk16 下载了jdk8
改变版本过后成功运行：
service add... 进程已结束，退出代码为 0
记录下自己一个学习过程中小错误，供大家参考
