Setup extensions build on computer - aix not outputing

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I want to setup the extension build on computer. i did all in this and it works but without aix outpoot. also where to put the java file? i had in past all in the computer but did reset to it so i need it again to do.
http://kio4.com/appinventor/125B_extensiones_crear_i.htm
this is build folder

and this where java file


Pitagoras.java (3.5 ק״ב)
i did bash from here

wrote ant extensions

and this is the bash outpoot:

help?

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