Create my own License file

[Arbol One]

I was reading about changing the default license in Netbeans, however, I 
could not ignore the language use to create such files. Anyone knows the 
name of this language and of a good tutorial for it?

Thanks!!
--
*/ArbolOne ™/*
Using Fire Fox and Thunderbird.
ArbolOne is composed of students and volunteers dedicated to providing 
free services to charitable organizations.
ArbolOne's development on Java, PostgreSQL, HTML and Jakarta EE is in 
progress [ í ]