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https://issues.apache.org/jira/browse/HADOOP-6281?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12759650#action_12759650
]
gary murry commented on HADOOP-6281:
------------------------------------
Hey Owen, now we are getting the following:
{noformat}
2009-09-25 14:06:11,259 ERROR mortbay.log (?:invoke0(?)) - /getimage
java.lang.ClassCastException: [Ljava.lang.String; cannot be cast to
java.lang.String
at
org.apache.hadoop.http.HttpServer$QuotingInputFilter$RequestQuoter.getParameterMap(HttpServer.java:591)
at
org.apache.hadoop.hdfs.server.namenode.GetImageServlet.doGet(GetImageServlet.java:42)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:707)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
at
org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:502)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1124)
at
org.apache.hadoop.http.HttpServer$QuotingInputFilter.doFilter(HttpServer.java:613)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1115)
at
org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:361)
at
org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
at
org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)
at
org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:766)
at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:417)
at
org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:230)
at
org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
at org.mortbay.jetty.Server.handle(Server.java:324)
at
org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:534)
at
org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:864)
at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:533)
at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:207)
at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:403)
at
org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:409)
at
org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:522)
{noformat}
> HtmlQuoting throws NullPointerException
> ---------------------------------------
>
> Key: HADOOP-6281
> URL: https://issues.apache.org/jira/browse/HADOOP-6281
> Project: Hadoop Common
> Issue Type: Bug
> Reporter: Tsz Wo (Nicholas), SZE
> Assignee: Owen O'Malley
> Fix For: 0.21.0
>
> Attachments: h-6281.patch
>
>
> {noformat}
> java.lang.NullPointerException
> at
> org.apache.hadoop.http.HtmlQuoting.quoteHtmlChars(HtmlQuoting.java:95)
> at
> org.apache.hadoop.http.HttpServer$QuotingInputFilter$RequestQuoter.getParameter(HttpServer.java:570)
> at
> org.apache.hadoop.hdfs.server.namenode.NamenodeJspHelper$HealthJsp.generateHealthReport(NamenodeJspHelper.java:168)
> at
> org.apache.hadoop.hdfs.server.namenode.dfshealth_jsp._jspService(dfshealth_jsp.java:96)
> ...
> {noformat}
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