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添加web助手类,启动不来了?

Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.

2018-04-17 17:10:02.023 ERROR 4072 --- [  restartedMain] o.s.boot.SpringApplication               : Application run failed


org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'webExceptionHandler': Lookup method resolution failed; nested exception is java.lang.IllegalStateException: Failed to introspect Class [com.springboottest.exception.WebExceptionHandler] from ClassLoader [org.springframework.boot.devtools.restart.classloader.RestartClassLoader@21bad93b]

at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.determineCandidateConstructors(AutowiredAnnotationBeanPostProcessor.java:262) ~[spring-beans-5.0.5.RELEASE.jar:5.0.5.RELEASE]

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.determineConstructorsFromBeanPostProcessors(AbstractAutowireCapableBeanFactory.java:1198) ~[spring-beans-5.0.5.RELEASE.jar:5.0.5.RELEASE]

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1123) ~[spring-beans-5.0.5.RELEASE.jar:5.0.5.RELEASE]

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:541) ~[spring-beans-5.0.5.RELEASE.jar:5.0.5.RELEASE]

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:501) ~[spring-beans-5.0.5.RELEASE.jar:5.0.5.RELEASE]

at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:317) ~[spring-beans-5.0.5.RELEASE.jar:5.0.5.RELEASE]

at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:228) ~[spring-beans-5.0.5.RELEASE.jar:5.0.5.RELEASE]

at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:315) ~[spring-beans-5.0.5.RELEASE.jar:5.0.5.RELEASE]

at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199) ~[spring-beans-5.0.5.RELEASE.jar:5.0.5.RELEASE]

at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:760) ~[spring-beans-5.0.5.RELEASE.jar:5.0.5.RELEASE]

at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:869) ~[spring-context-5.0.5.RELEASE.jar:5.0.5.RELEASE]

at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:550) ~[spring-context-5.0.5.RELEASE.jar:5.0.5.RELEASE]

at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:140) ~[spring-boot-2.0.1.RELEASE.jar:2.0.1.RELEASE]

at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:759) [spring-boot-2.0.1.RELEASE.jar:2.0.1.RELEASE]

at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:395) [spring-boot-2.0.1.RELEASE.jar:2.0.1.RELEASE]

at org.springframework.boot.SpringApplication.run(SpringApplication.java:327) [spring-boot-2.0.1.RELEASE.jar:2.0.1.RELEASE]

at org.springframework.boot.SpringApplication.run(SpringApplication.java:1255) [spring-boot-2.0.1.RELEASE.jar:2.0.1.RELEASE]

at org.springframework.boot.SpringApplication.run(SpringApplication.java:1243) [spring-boot-2.0.1.RELEASE.jar:2.0.1.RELEASE]

at com.springboottest.Application.main(Application.java:11) [classes/:na]

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_74]

at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_74]

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_74]

at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_74]

at org.springframework.boot.devtools.restart.RestartLauncher.run(RestartLauncher.java:49) [spring-boot-devtools-2.0.1.RELEASE.jar:2.0.1.RELEASE]

Caused by: java.lang.IllegalStateException: Failed to introspect Class [com.springboottest.exception.WebExceptionHandler] from ClassLoader [org.springframework.boot.devtools.restart.classloader.RestartClassLoader@21bad93b]

at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:659) ~[spring-core-5.0.5.RELEASE.jar:5.0.5.RELEASE]

at org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:556) ~[spring-core-5.0.5.RELEASE.jar:5.0.5.RELEASE]

at org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:541) ~[spring-core-5.0.5.RELEASE.jar:5.0.5.RELEASE]

at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.determineCandidateConstructors(AutowiredAnnotationBeanPostProcessor.java:245) ~[spring-beans-5.0.5.RELEASE.jar:5.0.5.RELEASE]

... 23 common frames omitted

Caused by: java.lang.NoClassDefFoundError: com/sun/deploy/net/HttpResponse

at java.lang.Class.getDeclaredMethods0(Native Method) ~[na:1.8.0_74]

at java.lang.Class.privateGetDeclaredMethods(Class.java:2701) ~[na:1.8.0_74]

at java.lang.Class.getDeclaredMethods(Class.java:1975) ~[na:1.8.0_74]

at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:641) ~[spring-core-5.0.5.RELEASE.jar:5.0.5.RELEASE]

... 26 common frames omitted

Caused by: java.lang.ClassNotFoundException: com.sun.deploy.net.HttpResponse

at java.net.URLClassLoader.findClass(URLClassLoader.java:381) ~[na:1.8.0_74]

at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[na:1.8.0_74]

at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331) ~[na:1.8.0_74]

at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[na:1.8.0_74]

at org.springframework.boot.devtools.restart.classloader.RestartClassLoader.loadClass(RestartClassLoader.java:148) ~[spring-boot-devtools-2.0.1.RELEASE.jar:2.0.1.RELEASE]

at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[na:1.8.0_74]

... 30 common frames omitted


[INFO] ------------------------------------------------------------------------

[INFO] BUILD SUCCESS

[INFO] ------------------------------------------------------------------------

[INFO] Total time: 7.796s

[INFO] Finished at: Tue Apr 17 17:10:02 CST 2018

[INFO] Final Memory: 19M/225M

[INFO] ------------------------------------------------------------------------

Disconnected from the target VM, address: '127.0.0.1:57552', transport: 'socket'


Process finished with exit code 0


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