great work. Congratulations. I cc'ed pharo mailing list. cheers
mariano On Mon, Jun 7, 2010 at 7:07 PM, Joachim Geidel <[email protected] > wrote: > I have made a preview release of JNIPort for Pharo/Squeak available on > SqueakSource: > http://www.squeaksource.com/JNIPort.html > > JNIPort is a Smalltalk library which allows Java code to be invoked from > Smalltalk. It acts as a bridge between the world of Smalltalk objects and a > Java Virtual Machine (JVM) where Java code is executing. > > If you want to know what can be done with JNIPort, see > > http://philemonworks.wordpress.com/2010/04/29/google-api-access-from-smalltalk-using-jniport/ > for an example. > > Installation instructions are on the Wiki at SqueakSource. See > http://jniport.wikispaces.com/ for more information about JNIPort. > > The current state of the Pharo/Squeak version of JNIPort (as of 7 June > 2010): > > - Callbacks from Java to Smalltalk are not yet supported. > - In contrast to VisualWorks and Dolphin, JNIPort does not create ghost > classes as wrappers for Java classes, but creates “real” classes which can > be seen in the system browser. It also does not copy prototypes of > CompiledMethods when a wrapper class or a Java class is created, because > this causes VM failures in Pharo 1.0. Instead, methods are compiled from > source code. This has a performance impact, of course. > - Another difference from the VisualWorks and Dolphin versions is that > wrappers for Java methods without arguments don’t have selectors ending > with > an awkward “_null” suffix. > - JNIPort has been developed and tested with Pharo 1.0 on Mac OS X > 10.6.3. If it works in Squeak and on other operating systems has yet to be > tested. > - I have briefly tested JNIPort with Pharo 1.1 beta 11367, but this > needed some manual modifications of Alien – without them Alien causes > problems in Pharo 1.1. > - In Pharo 1.1, starting a JVM needs 11 seconds vs. 4 seconds in Pharo > 1.0. I don’t know yet why. > - I don’t have a Metacello configuration yet. > > > The next steps will be: > > - Adding support for callbacks from Java to Smalltalk. > - Testing it on more platforms. > - Reorganization of the documentation on the JNIPort wiki, and addition > of Pharo/Squeak specific documentation similar to the documentation for the > VisualWorks version. > - Release of JNIPort 2.0 for VisualWorks and Pharo/Squeak when > everything is stable. This will be after the release of Pharo 1.1. > > > If it works in Squeak 4.1 or on Linux or Windows, please let me know, > especially if you had to do something which might be worth mentioning in the > installation instructions. > > Have fun with JNIPort, and let me know if it works! > > Joachim Geidel > > _______________________________________________ > Pharo-users mailing list > [email protected] > http://lists.gforge.inria.fr/cgi-bin/mailman/listinfo/pharo-users > >
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