[jira] Assigned: (WICKET-1508) EmptyStackException parsing HTML

["Johan Compagner (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/WICKET-1508?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Johan Compagner reassigned WICKET-1508:
---------------------------------------

    Assignee: Juergen Donnerstag

juergen can you check the patch?

> EmptyStackException parsing HTML
> --------------------------------
>
>                 Key: WICKET-1508
>                 URL: https://issues.apache.org/jira/browse/WICKET-1508
>             Project: Wicket
>          Issue Type: Bug
>          Components: wicket
>    Affects Versions: 1.3.3
>            Reporter: Jonathan Locke
>            Assignee: Juergen Donnerstag
>         Attachments: 1508_patch.txt
>
>
> I do not have an easy repro case for this, but it might be worth looking at whether the code should be more defensive.
> java.util.EmptyStackException
> 	at org.apache.wicket.util.collections.ArrayListStack.peek(ArrayListStack.java:101)
> 	at org.apache.wicket.util.collections.ArrayListStack.pop(ArrayListStack.java:84)
> 	at org.apache.wicket.markup.parser.filter.HtmlHandler.nextTag(HtmlHandler.java:134)
> 	at org.apache.wicket.markup.parser.filter.WicketRemoveTagHandler.nextTag(WicketRemoveTagHandler.java:60)
> 	at org.apache.wicket.markup.parser.filter.WicketLinkTagHandler.nextTag(WicketLinkTagHandler.java:94)
> 	at org.apache.wicket.markup.parser.AbstractMarkupFilter.nextComponentTag(AbstractMarkupFilter.java:82)
> 	at org.apache.wicket.markup.parser.filter.WicketNamespaceHandler.nextTag(WicketNamespaceHandler.java:72)
> 	at org.apache.wicket.markup.parser.AbstractMarkupFilter.nextComponentTag(AbstractMarkupFilter.java:82)
> 	at org.apache.wicket.markup.parser.filter.WicketMessageTagHandler.nextTag(WicketMessageTagHandler.java:81)
> 	at org.apache.wicket.markup.parser.AbstractMarkupFilter.nextComponentTag(AbstractMarkupFilter.java:82)
> 	at org.apache.wicket.markup.parser.filter.HtmlHeaderSectionHandler.nextTag(HtmlHeaderSectionHandler.java:77)
> 	at org.apache.wicket.markup.parser.filter.HeadForceTagIdHandler.nextTag(HeadForceTagIdHandler.java:77)
> 	at org.apache.wicket.markup.parser.AbstractMarkupFilter.nextComponentTag(AbstractMarkupFilter.java:82)
> 	at org.apache.wicket.markup.parser.filter.OpenCloseTagExpander.nextTag(OpenCloseTagExpander.java:51)
> 	at org.apache.wicket.markup.parser.AbstractMarkupFilter.nextComponentTag(AbstractMarkupFilter.java:82)
> 	at org.apache.wicket.markup.parser.filter.EnclosureHandler.nextTag(EnclosureHandler.java:76)
> 	at org.apache.wicket.markup.parser.filter.RelativePathPrefixHandler.nextTag(RelativePathPrefixHandler.java:116)
> 	at org.apache.wicket.markup.MarkupParser.getNextTag(MarkupParser.java:302)
> 	at org.apache.wicket.markup.MarkupParser.parseMarkup(MarkupParser.java:322)
> 	at org.apache.wicket.markup.MarkupParser.parse(MarkupParser.java:270)
> 	at org.apache.wicket.markup.loader.SimpleMarkupLoader.loadMarkup(SimpleMarkupLoader.java:52)
> 	at org.apache.wicket.markup.loader.InheritedMarkupMarkupLoader.loadMarkup(InheritedMarkupMarkupLoader.java:62)
> 	at org.apache.wicket.markup.loader.DefaultMarkupLoader.loadMarkup(DefaultMarkupLoader.java:55)
> 	at org.apache.wicket.markup.MarkupCache.loadMarkup(MarkupCache.java:433)
> 	at org.apache.wicket.markup.MarkupCache.loadMarkupAndWatchForChanges(MarkupCache.java:523)
> 	at org.apache.wicket.markup.MarkupCache.getMarkup(MarkupCache.java:319)
> 	at org.apache.wicket.markup.MarkupCache.getMarkupStream(MarkupCache.java:215)
> 	at org.apache.wicket.MarkupContainer.getAssociatedMarkupStream(MarkupContainer.java:343)
> 	at org.apache.wicket.Page.onRender(Page.java:1453)
> 	at org.apache.wicket.Component.render(Component.java:2315)
> 	at org.apache.wicket.Page.renderPage(Page.java:906)
> 	at org.apache.wicket.request.target.component.BookmarkablePageRequestTarget.respond(BookmarkablePageRequestTarget.java:231)
> 	at org.apache.wicket.request.AbstractRequestCycleProcessor.respond(AbstractRequestCycleProcessor.java:104)
> 	at org.apache.wicket.RequestCycle.processEventsAndRespond(RequestCycle.java:1172)
> 	at org.apache.wicket.RequestCycle.step(RequestCycle.java:1243)
> 	at org.apache.wicket.RequestCycle.steps(RequestCycle.java:1331)
> 	at org.apache.wicket.RequestCycle.request(RequestCycle.java:493)
> 	at org.apache.wicket.protocol.http.WicketFilter.doGet(WicketFilter.java:363)
> 	at org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:194)
> 	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1089)
> 	at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:365)
> 	at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
> 	at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)
> 	at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:712)
> 	at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405)
> 	at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:139)
> 	at org.mortbay.jetty.Server.handle(Server.java:291)
> 	at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:503)
> 	at org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:841)
> 	at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:639)
> 	at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:210)
> 	at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:379)
> 	at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:361)
> 	at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:442)

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