Minor Gordon/Watson/Contr/i...@ibmus wrote on 10/14/2010 09:22:20 AM:
> Hi all,
>
> This is probably a known issue, but I don't see the problem yet. Why
does
> this code
>
> class test {
> public static def main( args : Rail[String] ) : Void {
> }
> }
>
> not produce a test$Main.class with the trunk x10c, which leads to
>
> Exception in thread "main" java.lang.NoClassDefFoundError: test$Main
> Caused by: java.lang.ClassNotFoundException: test$Main
> at java.net.URLClassLoader$1.run(URLClassLoader.java:202)
> at java.security.AccessController.doPrivileged(Native Method)
> at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:248)
>
> when `x10 test` is run (again with trunk), while the same sequence works
> with the last release? Has main's signature changed?
Yes, it has. The new signature is
public static def main(Array[String]):void;
If you want to access the arguments inside the body of main, you may want
to also constrain the array to be of rank 1, e.g.:
public static def main(args:Array[String](1)):void { ... args(i) ... }
Hope this helps,
Igor
--
Igor Peshansky (note the spelling change!)
IBM T.J. Watson Research Center
X10: Parallel Productivity and Performance (http://x10-lang.org/)
XJ: No More Pain for XML's Gain (http://www.research.ibm.com/xj/)
"I hear and I forget. I see and I remember. I do and I understand" --
Confucius
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