would it help to have a maven archetype for S2 and GAE? musachy
On Mon, Aug 24, 2009 at 1:41 AM, Philip Luppens<philip.lupp...@gmail.com> wrote: > On Mon, Aug 24, 2009 at 10:11 AM, Jeromy > Evans<jeromy.ev...@blueskyminds.com.au> wrote: >> >> On 24/08/2009, at 1:29 PM, Jeromy Evans wrote: >> >>> >>> As a work-around (guess), I changed it to cimpl.getDeclaredClasses() >>> instead which is permitted (I don't know if this has the same effect on the >>> ClassLoader). That got me past the issue above, but the same >>> SecurityException occurs in XWork's >>> ContainerImpl$ConstructorInjector.findConstructorIn(): >>> SecurityException: Unable to get members for Class >>> o.a.s.v.v.VelocityManager >>> >> >> This exception occurs within Google App Engine because XWork eagerly loads >> the VelocityManager Class for the bean struts-default.xml. VelocityManager >> uses the VelocityToolbox optional dependency (in velocity-tools) which is >> not deployed with the application by default. I presume the GAE ClassLoader >> checks all imported classes against the whitelist and fails if the class is >> not found. >> It's overcome by deploying the application velocity. >> >> I now have Struts 2.1.8-snapshot with Convention, Sitemesh and JSON, within >> a Guice2 servlet filter for IOC, running within GAE. >> >> The mandatory work-around are: >> - to still use a ServletContextListener to disable the OgnlRuntime security >> manager. If not done, an IllegalAccessException occurs in >> OgnlUtil.setProperty(String) at run-time. This exception is swallowed, but >> it typically results in an NPE in ServletRedirectResult.isPathUrl(String) >> because location cannot be set. >> - the velocity dependencies need to be deployed with the application even >> if not in use. If not done, a security exception occurs while getting the >> members of VelocityManager because VelocityManager imports VelocityToolbox >> and VelocityEngine. >> >> I don't think any S2 code changes are required at this time. >> >> regards, >> Jeromy Evans > > Just to make sure it doesn't get lost, I've added it to the FAQ on GAE. > > http://cwiki.apache.org/confluence/display/WW/Google+App+Engine+%28GAE%29 > > Feel free to clean up/clarify. > > Phil > > -- > "We cannot change the cards we are dealt, just how we play the hand." > - Randy Pausch > > --------------------------------------------------------------------- > To unsubscribe, e-mail: dev-unsubscr...@struts.apache.org > For additional commands, e-mail: dev-h...@struts.apache.org > > -- "Hey you! Would you help me to carry the stone?" Pink Floyd --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@struts.apache.org For additional commands, e-mail: dev-h...@struts.apache.org
