archiva 报错 http 503

排查原因：进入目录：C:\Users\asus\Pictures\apache-archiva-2.2.5\logs

archiva.log

错误信息：

Caused by: java.lang.ClassNotFoundException: javax.xml.bind.JAXBException
	at java.net.URLClassLoader.findClass(Unknown Source) ~[?:?]
	at org.eclipse.jetty.webapp.WebAppClassLoader.loadClass(WebAppClassLoader.java:421) ~[?:?]
	at org.eclipse.jetty.webapp.WebAppClassLoader.loadClass(WebAppClassLoader.java:383) ~[?:?]
	at org.apache.cxf.jaxrs.spring.NamespaceHandler.init(NamespaceHandler.java:27) ~[cxf-rt-frontend-jaxrs-3.0.3.jar:3.0.3]
	at org.springframework.beans.factory.xml.DefaultNamespaceHandlerResolver.resolve(DefaultNamespaceHandlerResolver.java:131) ~[spring-beans-4.2.1.RELEASE.jar:4.2.1.RELEASE]
	at org.springframework.beans.factory.xml.BeanDefinitionParserDelegate.parseCustomElement(BeanDefinitionParserDelegate.java:1406) ~[spring-beans-4.2.1.RELEASE.jar:4.2.1.RELEASE]
	at org.springframework.beans.factory.xml.BeanDefinitionParserDelegate.parseCustomElement(BeanDefinitionParserDelegate.java:1401) ~[spring-beans-4.2.1.RELEASE.jar:4.2.1.RELEASE]
	at org.springframework.beans.factory.xml.DefaultBeanDefinitionDocumentReader.parseBeanDefinitions(DefaultBeanDefinitionDocumentReader.java:168) ~[spring-beans-4.2.1.RELEASE.jar:4.2.1.RELEASE]
	at org.springframework.beans.factory.xml.DefaultBeanDefinitionDocumentReader.doRegisterBeanDefinitions(DefaultBeanDefinitionDocumentReader.java:138) ~[spring-beans-4.2.1.RELEASE.jar:4.2.1.RELEASE]
	at org.springframework.beans.factory.xml.DefaultBeanDefinitionDocumentReader.registerBeanDefinitions(DefaultBeanDefinitionDocumentReader.java:94) ~[spring-beans-4.2.1.RELEASE.jar:4.2.1.RELEASE]
	at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.registerBeanDefinitions(XmlBeanDefinitionReader.java:508) ~[spring-beans-4.2.1.RELEASE.jar:4.2.1.RELEASE]
	at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.doLoadBeanDefinitions(XmlBeanDefinitionReader.java:392) ~[spring-beans-4.2.1.RELEASE.jar:4.2.1.RELEASE]
	... 52 more

原因；java 9兼容性问题，导包的话要是版本不行也没用

解决方案：换成java 8