You might want to consider signing your applet which will grant more
permissions...

Regards,
Sangjin


On Thu, Apr 17, 2008 at 1:40 PM, Matt Kimmel <[EMAIL PROTECTED]>
wrote:

> Hey all,
>
> I'm working on a client/server application in which the client is an
> applet.  I've integrated both client and server to use MINA for their
> communications, and they work fine when I run the applet in appletviewer.
>  However, when I run the applet in a web page in Firefox, I get the
> following exception in the Java Console window:
>
> java.lang.ExceptionInInitializerError
>        at sun.nio.ch.KQueueSelectorImpl.<init>(KQueueSelectorImpl.java:51)
>        at
> sun.nio.ch.KQueueSelectorProvider.openSelector(KQueueSelectorProvider.java:20)
>        at java.nio.channels.Selector.open(Selector.java:209)
>        at
> org.apache.mina.transport.socket.nio.SocketConnector.startupWorker(SocketConnector.java:233)
>        at
> org.apache.mina.transport.socket.nio.SocketConnector.connect(SocketConnector.java:195)
>        at
> org.apache.mina.transport.socket.nio.SocketConnector.connect(SocketConnector.java:137)
>        at
> org.apache.mina.common.support.BaseIoConnector.connect(BaseIoConnector.java:40)
>        at com.esc.client.MinaClient.connect(MinaClient.java:94)
>        at com.esc.client.SpaceClient.<init>(SpaceClient.java:100)
>        at com.esc.viewer.applet.ViewerApplet.start(ViewerApplet.java:152)
>        at sun.applet.AppletPanel.run(AppletPanel.java:420)
>        at jep.AppletFramePanel.run(AppletFramePanel.java:176)
>        at java.lang.Thread.run(Thread.java:613)
> Caused by: java.security.AccessControlException: access denied
> (java.util.PropertyPermission sun.arch.data.model read)
>        at
> java.security.AccessControlContext.checkPermission(AccessControlContext.java:264)
>        at
> java.security.AccessController.checkPermission(AccessController.java:427)
>        at
> java.lang.SecurityManager.checkPermission(SecurityManager.java:532)
>        at
> java.lang.SecurityManager.checkPropertyAccess(SecurityManager.java:1285)
>        at java.lang.System.getProperty(System.java:628)
>        at
> sun.nio.ch.KQueueArrayWrapper.<clinit>(KQueueArrayWrapper.java:67)
>        ... 13 more
>
> It looks like there's a security issue with something deep in NIO trying
> to use System.getProperty, but I haven't been able to figure how to fix it
> or avoid it.  Has anyone seen this before?  Does anyone have any
> suggestions?  FWIW, my dev environment is Mac OS X 10.5.2, Firefox
> 2.0.0.14, Apple's JDK 5, and both client and server running on the same
> machine.
>
> Thanks!
> -Matt
> --
> Matt Kimmel, Software Alchemist
> The Electric Sheep Company, Inc.
> [EMAIL PROTECTED]
> Second Life: Feep Larsson
>
>

Reply via email to