Spark 监控后台:javax.servlet.http.HttpServletRequest.isAsyncStarted()Z
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本地运行spark时,可通过http://localhost:4040访问spark监控后台(端口4040为默认,可配置)
报错信息:
java.lang.NoSuchMethodError: javax.servlet.http.HttpServletRequest.isAsyncStarted()Zat org.spark_project.jetty.servlets.gzip.GzipHandler.handle(GzipHandler.java:484)at org.spark_project.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:215)at org.spark_project.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97)at org.spark_project.jetty.server.Server.handle(Server.java:499)at org.spark_project.jetty.server.HttpChannel.handle(HttpChannel.java:311)at org.spark_project.jetty.server.HttpConnection.onFillable(HttpConnection.java:257)at org.spark_project.jetty.io.AbstractConnection$2.run(AbstractConnection.java:544)at org.spark_project.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635)at org.spark_project.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555)解决办法:
通过搜索可知HttpServletRequest包含于两个jar下面,一个是javax.servlet » servlet-api 版本是2.5的,另外一个是javax.servlet » javax.servlet-api 3.x的,由于两个版本冲突导致,可直接删除2.5版本即可,IntellijIdeal删除办法:
然后在弹出框直接remove即可
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