[jboss-jira] [JBoss JIRA] (WFLY-10776) Java 9: Illegal reflective access

[Kabir Khan (JIRA)]

     [ https://issues.jboss.org/browse/WFLY-10776?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Kabir Khan resolved WFLY-10776.
-------------------------------
    Fix Version/s: 14.0.0.CR1
       Resolution: Done


Although WildFly core 6.0.0.Alpha6 which contains the xnio upgrade https://issues.jboss.org/browse/WFCORE-4003 to fix this has not been included in full yet, it will be so I am resolving this one.

> Java 9: Illegal reflective access
> ---------------------------------
>
>                 Key: WFLY-10776
>                 URL: https://issues.jboss.org/browse/WFLY-10776
>             Project: WildFly
>          Issue Type: Bug
>          Components: Management
>         Environment: Fedora 26, x86_64
> {code}
> $ java -version
> openjdk version "9.0.1"
> OpenJDK Runtime Environment (build 9.0.1+11)
> OpenJDK 64-Bit Server VM (build 9.0.1+11, mixed mode)
> {code}
>            Reporter: Marek Kopecký
>            Assignee: Stefan Guilhen
>             Fix For: 14.0.0.CR1
>
>
> I can see following warnings when I start EAP7.1.0.GA server with JDK9:
> {code}
> WARNING: Illegal reflective access by org.wildfly.security.manager.GetAccessibleDeclaredFieldAction (jar:file:/tmp/CR4/jboss-eap-7.1/modules/system/layers/base/org/wildfly/security/elytron-private/main/wildfly-elytron-1.1.7.Final-redhat-1.jar!/) to field java.security.AccessControlContext.context
> WARNING: Illegal reflective access by org.jboss.threads.ThreadLocalResetter$1 (jar:file:/tmp/CR4/jboss-eap-7.1/modules/system/layers/base/org/jboss/threads/main/jboss-threads-2.2.1.Final-redhat-1.jar!/) to field java.lang.Thread.threadLocals
> WARNING: Illegal reflective access by org.jboss.threads.ThreadLocalResetter$2 (jar:file:/tmp/CR4/jboss-eap-7.1/modules/system/layers/base/org/jboss/threads/main/jboss-threads-2.2.1.Final-redhat-1.jar!/) to field java.lang.Thread.inheritableThreadLocals
> WARNING: Illegal reflective access by org.xnio.nio.NioXnio$2 (jar:file:/tmp/CR4/jboss-eap-7.1/modules/system/layers/base/org/jboss/xnio/nio/main/xnio-nio-3.5.4.Final-redhat-1.jar!/) to constructor sun.nio.ch.EPollSelectorProvider()
> WARNING: Illegal reflective access by io.undertow.util.FlexBase64$1 (jar:file:/tmp/CR4/jboss-eap-7.1/modules/system/layers/base/io/undertow/core/main/undertow-core-1.4.18.Final-redhat-2.jar!/) to constructor java.lang.String(char[],boolean)
> {code}
> Oracle has stated that
> {quote}
> When deny becomes the default illegal-access mode then permit will likely remain supported for at least one release, so that developers can continue to migrate their code. The permit, warn, and debug modes will, over time, be removed, as will the --illegal-access option itself.
> {quote}
> http://openjdk.java.net/jeps/261#Relaxed-strong-encapsulation
> Not sure what all components are affected, I see at least Undertow and XNIO. Well, to be honest, I guess there will be more problems in the code which occurr in various situations...



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