                        課程
                    
                        /后端開發(fā)
                        
                            /Java
                        
                        /Java高并發(fā)秒殺API之web層

index頁面正常 list頁面錯誤500 Servlet.init() for servlet [seckill-dispatcher] threw exception

錯誤信息如下：

mysql用的是8.0版本，之前的dao層測試是正常的，連接數(shù)據(jù)庫方面應(yīng)該沒有問題吧，這個servlet.init()出錯是什么原因求大神幫忙解答下

Type?異常報告

消息?Servlet.init() for servlet [seckill-dispatcher] threw exception

描述?服務(wù)器遇到一個意外的情況，阻止它完成請求。

Exception

javax.servlet.ServletException:?Servlet.init()?for?servlet?[seckill-dispatcher]?threw?exception
	org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:490)
	org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:678)
	org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408)
	org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
	org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:836)
	org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1747)
	org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	java.base/java.lang.Thread.run(Thread.java:835)

Root Cause

org.springframework.beans.factory.BeanCreationException:?Error?creating?bean?with?name?'org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping':?Invocation?of?init?method?failed;?nested?exception?is?java.lang.IllegalStateException:?Ambiguous?mapping.?Cannot?map?'seckillController'?method?
public?com.seckill.dto.SeckillResult<java.lang.Long>?com.seckill.web.SeckillController.time()
to?{[/seckill],methods=[GET]}:?There?is?already?'seckillController'?bean?method
public?java.lang.String?com.seckill.web.SeckillController.list(org.springframework.ui.Model)?mapped.
	org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1710)
	org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:583)
	org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:502)
	org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:312)
	org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:228)
	org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:310)
	org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:200)
	org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:761)
	org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:868)
	org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:549)
	org.springframework.web.servlet.FrameworkServlet.configureAndRefreshWebApplicationContext(FrameworkServlet.java:676)
	org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:642)
	org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:690)
	org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext(FrameworkServlet.java:558)
	org.springframework.web.servlet.FrameworkServlet.initServletBean(FrameworkServlet.java:499)
	org.springframework.web.servlet.HttpServletBean.init(HttpServletBean.java:172)
	javax.servlet.GenericServlet.init(GenericServlet.java:158)
	org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:490)
	org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:678)
	org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408)
	org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
	org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:836)
	org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1747)
	org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	java.base/java.lang.Thread.run(Thread.java:835)

Root Cause

java.lang.IllegalStateException:?Ambiguous?mapping.?Cannot?map?'seckillController'?method?
public?com.seckill.dto.SeckillResult<java.lang.Long>?com.seckill.web.SeckillController.time()
to?{[/seckill],methods=[GET]}:?There?is?already?'seckillController'?bean?method
public?java.lang.String?com.seckill.web.SeckillController.list(org.springframework.ui.Model)?mapped.
	org.springframework.web.servlet.handler.AbstractHandlerMethodMapping$MappingRegistry.assertUniqueMethodMapping(AbstractHandlerMethodMapping.java:582)
	org.springframework.web.servlet.handler.AbstractHandlerMethodMapping$MappingRegistry.register(AbstractHandlerMethodMapping.java:546)
	org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.registerHandlerMethod(AbstractHandlerMethodMapping.java:266)
	org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.detectHandlerMethods(AbstractHandlerMethodMapping.java:251)
	org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.initHandlerMethods(AbstractHandlerMethodMapping.java:218)
	org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.afterPropertiesSet(AbstractHandlerMethodMapping.java:188)
	org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping.afterPropertiesSet(RequestMappingHandlerMapping.java:129)
	org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1769)
	org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1706)
	org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:583)
	org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:502)
	org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:312)
	org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:228)
	org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:310)
	org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:200)
	org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:761)
	org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:868)
	org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:549)
	org.springframework.web.servlet.FrameworkServlet.configureAndRefreshWebApplicationContext(FrameworkServlet.java:676)
	org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:642)
	org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:690)
	org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext(FrameworkServlet.java:558)
	org.springframework.web.servlet.FrameworkServlet.initServletBean(FrameworkServlet.java:499)
	org.springframework.web.servlet.HttpServletBean.init(HttpServletBean.java:172)
	javax.servlet.GenericServlet.init(GenericServlet.java:158)
	org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:490)
	org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:678)
	org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408)
	org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
	org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:836)
	org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1747)
	org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	java.base/java.lang.Thread.run(Thread.java:835)

Note?主要問題的全部 stack 信息可以在 server logs 里查看

soap丶

2019-08-01

源自：Java高并發(fā)秒殺API之web層 4-1

關(guān)注問題我要回答

4016

操作

收起

1 回答

soap丶提問者
2019-08-01

自己解決了 spring-web中property的value寫錯了

<property?name="prefix"?value="/WEF-INF/jsp/"/>

WEF-INF改成WEB-INF就好了想死?

0 回復(fù) 有任何疑惑可以回復(fù)我~

收起回答

舉報

0/150

提交

取消

Java高并發(fā)秒殺API之web層

參與學(xué)習(xí) 66125 人
解答問題 420 個

Java實現(xiàn)高并發(fā)秒殺API的第三門課，介紹Web層的設(shè)計和實現(xiàn)

進入課程

本課相似問答

4 回答HTTP Status 500 - Servlet.init() for servlet Seckill-dispatcher threw exception

1 回答eclipse中報錯HTTP Status 500 - Servlet.init() for servlet SSMTest-dispatcher threw exception

4 回答HTTP Status 500 - Servlet.init() for servlet

1 回答啟動正常，訪問list出錯，servlet初始化報錯500，訪問url為...8080/seckill/ycg/list

3 回答404 和505 錯誤，http://localhost:8080/seckill/可成功出現(xiàn)index頁面，但http://localhost:8080/seckill/seckill和http://localhost:8080/seckill/seckill/list分別出現(xiàn)404個505錯誤

搜索更多本課相關(guān)問答