[
https://issues.jboss.org/browse/GADGETS-71?page=com.atlassian.jira.plugin...
]
Gary Brown updated GADGETS-71:
------------------------------
Summary: Occasional ConcurrentModificationException when starting up gadget web UI
(was: Occasion ConcurrentModificationException when starting up gadget web UI)
Occasional ConcurrentModificationException when starting up gadget
web UI
-------------------------------------------------------------------------
Key: GADGETS-71
URL:
https://issues.jboss.org/browse/GADGETS-71
Project: Gadget Server and Gadgets
Issue Type: Bug
Reporter: Gary Brown
Assignee: Eric Wittmann
This exception occurs periodically when starting up the gadget server and adding the
gadgets to a page. It appears to be related to the service overview gadget, as that does
not display any content when this exception occurs.
{noformat}
10:23:09,459 ERROR
[org.apache.catalina.core.ContainerBase.[jboss.web].[default-host].[/gadget-web].[js]]
(http-/127.0.0.1:8080-4) JBWEB000236: Servlet.service() for servlet js threw exception:
java.util.ConcurrentModificationException
at java.util.TreeMap$NavigableSubMap$SubMapIterator.prevEntry(TreeMap.java:1605)
[rt.jar:1.7.0_07]
at java.util.TreeMap$NavigableSubMap$DescendingSubMapKeyIterator.next(TreeMap.java:1682)
[rt.jar:1.7.0_07]
at
com.google.javascript.jscomp.ComposeWarningsGuard.addGuards(ComposeWarningsGuard.java:99)
[closure-compiler-r1741.jar:]
at
com.google.javascript.jscomp.ComposeWarningsGuard.addGuard(ComposeWarningsGuard.java:89)
[closure-compiler-r1741.jar:]
at
com.google.javascript.jscomp.ComposeWarningsGuard.addGuards(ComposeWarningsGuard.java:100)
[closure-compiler-r1741.jar:]
at
com.google.javascript.jscomp.ComposeWarningsGuard.<init>(ComposeWarningsGuard.java:79)
[closure-compiler-r1741.jar:]
at com.google.javascript.jscomp.Compiler.initOptions(Compiler.java:277)
[closure-compiler-r1741.jar:]
at com.google.javascript.jscomp.Compiler.initModules(Compiler.java:332)
[closure-compiler-r1741.jar:]
at com.google.javascript.jscomp.Compiler.init(Compiler.java:312)
[closure-compiler-r1741.jar:]
at com.google.javascript.jscomp.Compiler.compile(Compiler.java:511)
[closure-compiler-r1741.jar:]
at
org.apache.shindig.gadgets.rewrite.js.ClosureJsCompiler.doCompile(ClosureJsCompiler.java:205)
[shindig-gadgets-3.0.0-beta4.jar:3.0.0-beta4]
at
org.apache.shindig.gadgets.rewrite.js.ClosureJsCompiler.compile(ClosureJsCompiler.java:172)
[shindig-gadgets-3.0.0-beta4.jar:3.0.0-beta4]
at
org.apache.shindig.gadgets.js.CompilationProcessor.process(CompilationProcessor.java:48)
[shindig-gadgets-3.0.0-beta4.jar:3.0.0-beta4]
at
org.apache.shindig.gadgets.js.DefaultJsProcessorRegistry.process(DefaultJsProcessorRegistry.java:53)
[shindig-gadgets-3.0.0-beta4.jar:3.0.0-beta4]
at
org.apache.shindig.gadgets.js.DefaultJsServingPipeline.execute(DefaultJsServingPipeline.java:41)
[shindig-gadgets-3.0.0-beta4.jar:3.0.0-beta4]
at org.apache.shindig.gadgets.servlet.JsServlet.doGet(JsServlet.java:93)
[shindig-gadgets-3.0.0-beta4.jar:3.0.0-beta4]
at javax.servlet.http.HttpServlet.service(HttpServlet.java:734)
[jboss-servlet-api_3.0_spec-1.0.2.Final-redhat-1.jar:1.0.2.Final-redhat-1]
at javax.servlet.http.HttpServlet.service(HttpServlet.java:847)
[jboss-servlet-api_3.0_spec-1.0.2.Final-redhat-1.jar:1.0.2.Final-redhat-1]
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:295)
[jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:214)
[jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
at org.apache.shindig.gadgets.servlet.ETagFilter.doFilter(ETagFilter.java:55)
[shindig-gadgets-3.0.0-beta4.jar:3.0.0-beta4]
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:246)
[jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:214)
[jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
at org.apache.shindig.common.servlet.HostFilter.doFilter(HostFilter.java:39)
[shindig-common-3.0.0-beta4.jar:3.0.0-beta4]
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:246)
[jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:214)
[jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
[jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:149)
[jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
at
org.jboss.as.jpa.interceptor.WebNonTxEmCloserValve.invoke(WebNonTxEmCloserValve.java:50)
[jboss-as-jpa-7.2.0.Final-redhat-8.jar:7.2.0.Final-redhat-8]
at
org.jboss.as.jpa.interceptor.WebNonTxEmCloserValve.invoke(WebNonTxEmCloserValve.java:50)
[jboss-as-jpa-7.2.0.Final-redhat-8.jar:7.2.0.Final-redhat-8]
at
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:481)
[jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
at
org.jboss.as.web.security.SecurityContextAssociationValve.invoke(SecurityContextAssociationValve.java:169)
[jboss-as-web-7.2.0.Final-redhat-8.jar:7.2.0.Final-redhat-8]
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:145)
[jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:97)
[jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:102)
[jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:336)
[jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:856)
[jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
at
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:653)
[jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:920)
[jbossweb-7.2.0.Final-redhat-1.jar:7.2.0.Final-redhat-1]
{noformat}
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