[jbosstools-issues] [JBoss JIRA] (JBIDE-10300) NPE for tld file which is in jar taglib and opened by "JBoss Tools XML Editor"

[SBS JIRA Integration (Updated) (JIRA)]

     [ https://issues.jboss.org/browse/JBIDE-10300?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

SBS JIRA Integration updated JBIDE-10300:
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    Forum Reference: http://community.jboss.org/message/639190#639190

    
> NPE for tld file which is in jar taglib and opened by "JBoss Tools XML Editor"
> ------------------------------------------------------------------------------
>
>                 Key: JBIDE-10300
>                 URL: https://issues.jboss.org/browse/JBIDE-10300
>             Project: Tools (JBoss Tools)
>          Issue Type: Bug
>          Components: common/jst/core
>    Affects Versions: 3.3.0.M5
>            Reporter: Vitali Yemialyanchyk
>            Assignee: Alexey Kazakov
>
> 1) use https://issues.jboss.org/browse/JBIDE-10173 as example project;
> 2) add org.jboss.tools.jsf.jsfnature and org.jboss.tools.jst.web.kb.kbnature to the project;
> 3) open stopka-ui-test\src\main\webapp\test.jspx in VPE;
> 4) use Ctlr+LMouse click on <stopka:css> to open corresponding tld file;
> 5) stopka.tld is opened;
> 6) move the mouse over the editor - and you will get:
> Unexpected runtime error while computing a text hover
> java.lang.NullPointerException
> 	at org.jboss.tools.common.el.core.resolver.ELResolverFactoryManager.getResolvers(ELResolverFactoryManager.java:105)
> 	at org.jboss.tools.jst.web.kb.PageContextFactory.createPageContext(PageContextFactory.java:418)
> 	at org.jboss.tools.jst.web.kb.PageContextFactory.createPageContext(PageContextFactory.java:231)
> 	at org.jboss.tools.jst.web.kb.PageContextFactory.createPageContext(PageContextFactory.java:198)
> 	at org.jboss.tools.jst.web.kb.PageContextFactory.createPageContext(PageContextFactory.java:187)
> 	at org.jboss.tools.jst.jsp.jspeditor.info.FaceletTagInfoHoverProcessor.computeHoverHelp(FaceletTagInfoHoverProcessor.java:91)
> 	at org.eclipse.wst.xml.ui.internal.taginfo.XMLTagInfoHoverProcessor.getHoverInfo(XMLTagInfoHoverProcessor.java:257)
> 	at org.jboss.tools.common.text.xml.info.ChainTextHover.getHoverInfo2(ChainTextHover.java:145)
> 	at org.eclipse.jface.text.TextViewerHoverManager$4.run(TextViewerHoverManager.java:166)

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