The (non-restricted) Java keywords, as ACL2 strings.
Definition:
(defconst *jkeywords* (list "abstract" "assert" "boolean" "break" "byte" "case" "catch" "char" "class" "const" "continue" "default" "do" "double" "else" "enum" "extends" "final" "finally" "float" "for" "if" "goto" "implements" "import" "instanceof" "int" "interface" "long" "native" "new" "package" "private" "protected" "public" "return" "short" "static" "strictfp" "super" "switch" "synchronized" "this" "throw" "throws" "transient" "try" "void" "volatile" "while" "_"))
Theorem:
(defthm ascii-listp-of-*jkeywords* (implies (member-equal keyword *jkeywords*) (ascii-listp (string=>unicode keyword))))