提交java项目的时候老总提要求使用war包在tomcat中启动,而不是使用jar包,我按照平时的经验把java项目中的pom.xml文件中的打包方式改为war
<modelVersion>4.0.0</modelVersion>
<groupId>com.xxx</groupId>
<artifactId>xxx</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>war</packaging>
<name>xxx</name>
<description>Demo project for Spring Boot</description>
然后打成war包后直接丢到tomcat的 D:\Program Files (x86)\apache-tomcat-8.5.35\webapps 目录中
结果启动的时候tomcat报错:
javax.servlet.ServletException: Not running on Jetty, JSR-356 support unavailable
at org.eclipse.jetty.websocket.jsr356.server.deploy.WebSocketServerContainerInitializer.onStartup(WebSocketServerContainerInitializer.java:200)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5245)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:754)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:730)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:734)
at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:985)
at org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:1857)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
经过百度这个ServletException: Not running on Jetty, JSR-356 support unavailable 在StackOverflow上找到解决办法
就是找到项目pom.xml中的
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-jetty</artifactId>
</dependency>
依赖,注释掉或删除
百度百科中Jetty介绍 ,jetty官网Jetty 是跟tomcat一样的servlet容器tomcat运行不了的样子。