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Posted to issues@struts.apache.org by "Lukasz Lenart (JIRA)" <ji...@apache.org> on 2014/12/18 18:24:14 UTC
[jira] [Updated] (WW-4347) Support for JDK 8 Lambdas
[ https://issues.apache.org/jira/browse/WW-4347?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Lukasz Lenart updated WW-4347:
------------------------------
Fix Version/s: (was: 2.3.20)
2.3.x
> Support for JDK 8 Lambdas
> -------------------------
>
> 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
> Assignee: Lukasz Lenart
> Labels: jdk8
> Fix For: 2.3.x
>
> 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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