[HADOOP-6285] HttpServer.QuotingInputFilter has the wrong signature for getParameterMap

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.21.0
• Hadoop Flags: Reviewed
• Assignee: Owen O'Malley
• Reporter: Owen O'Malley
• Created: 24/Sep/09 23:00
• Updated: 24/Aug/10 20:40
• Resolved: 28/Sep/09 21:26

Description

In the HDFS tests, we see:

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.FsckServlet.doGet(FsckServlet.java:44)
	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)

Issue Links

• is related to: HADOOP-6281 HtmlQuoting throws NullPointerException
• is related to: HDFS-647 Internal server errors