1

一切工作正常,直到我添加一個新的Java包到我的項目中,當我運行我的應用程序堆棧跟蹤顯示java.lang.ClassNotFoundException,我不得不引用另一個類庫,因爲我無法弄清楚如何使用eclipse編譯新的新類。我添加了一個外部文件夾到我的構建路徑來暫時解決問題,但現在我面臨着同樣的問題。類未發現異常:STS

堆棧跟蹤和web.xml低於:

我的問題是,你怎麼辦編譯項目使用Eclipse創建新類?

Caused by: java.lang.ClassNotFoundException: org.bixin.dugsi.security.JpaRealm 
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1676) 
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1521) 
at org.springframework.util.ClassUtils.forName(ClassUtils.java:257) 
at org.springframework.beans.factory.support.AbstractBeanDefinition.resolveBeanClass(AbstractBeanDefinition.java:408) 
at org.springframework.beans.factory.support.AbstractBeanFactory.doResolveBeanClass(AbstractBeanFactory.java:1271) 
at org.springframework.beans.factory.support.AbstractBeanFactory.resolveBeanClass(AbstractBeanFactory.java:1242) 
... 38 more 

WEB XML:

 <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> 
</listener> 

<servlet> 
    <servlet-name>Dugsi_Manager Vaadin Application Servlet</servlet-name> 
    <servlet-class>com.vaadin.terminal.gwt.server.ApplicationServlet</servlet-class> 
    <init-param> 
     <param-name>application</param-name> 
     <param-value>org.bixin.dugsi.web.DugsiManagerApplication</param-value> 
    </init-param> 
</servlet> 

<servlet-mapping> 
    <servlet-name>Dugsi_Manager Vaadin Application Servlet</servlet-name> 
    <url-pattern>/*</url-pattern> 
</servlet-mapping> 

回答

1

做了mvn cleanmvn build清除所有老班的緩存和創建新類