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From "Rene Gielen (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (WW-4347) Support for JDK 8
Date Wed, 13 Aug 2014 14:54:14 GMT

    [ https://issues.apache.org/jira/browse/WW-4347?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14095551#comment-14095551
] 

Rene Gielen commented on WW-4347:
---------------------------------

As suggested by [~lukaszlenart], I've moved this issue to 2.3.18 fix target for now. Should
be revisited if we get problems holding up a release.

> Support for JDK 8
> -----------------
>
>                 Key: WW-4347
>                 URL: https://issues.apache.org/jira/browse/WW-4347
>             Project: Struts 2
>          Issue Type: New Feature
>          Components: Core Actions
>    Affects Versions: 2.3.16.3
>            Reporter: Erik Berg
>             Fix For: 2.3.18
>
>         Attachments: jdk8test.tar
>
>
> Struts stumbles when encountering lambda expressions in JDK 8. Looks like org.objwectweb.asm
dependency needs to be updated...
> {code}
> 2014-05-18 10:21:41,111 ERROR (com.opensymphony.xwork2.util.finder.ClassFinder:38) -
Unable to read class [jdk8test.actions.Lambda]
> java.lang.ArrayIndexOutOfBoundsException: 52264
> 	at org.objectweb.asm.ClassReader.readClass(Unknown Source)
> 	at org.objectweb.asm.ClassReader.accept(Unknown Source)
> 	at org.objectweb.asm.ClassReader.accept(Unknown Source)
> 	at com.opensymphony.xwork2.util.finder.ClassFinder.readClassDef(ClassFinder.java:717)
> 	at com.opensymphony.xwork2.util.finder.ClassFinder.<init>(ClassFinder.java:112)
> 	at org.apache.struts2.convention.PackageBasedActionConfigBuilder.findActions(PackageBasedActionConfigBuilder.java:390)
> 	at org.apache.struts2.convention.PackageBasedActionConfigBuilder.buildActionConfigs(PackageBasedActionConfigBuilder.java:347)
> 	at org.apache.struts2.convention.ClasspathPackageProvider.loadPackages(ClasspathPackageProvider.java:53)
> 	at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:268)
> 	at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:67)
> 	at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:445)
> 	at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:489)
> 	at org.apache.struts2.dispatcher.ng.InitOperations.initDispatcher(InitOperations.java:74)
> 	at org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.init(StrutsPrepareAndExecuteFilter.java:57)
> 	at org.apache.catalina.core.ApplicationFilterConfig.initFilter(ApplicationFilterConfig.java:281)
> 	at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:262)
> 	at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:107)
> 	at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4775)
> 	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5452)
> 	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
> 	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1559)
> 	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1549)
> 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> 	at java.lang.Thread.run(Thread.java:744)
> {code}
> Simple test case attached.
> tar xvf jdk8test.tar
> cd jdk8test
> mvn tomcat7:run
> http://localhost:8080/jdk8test



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