<s>
JNAerator	B-Language
is	O
a	O
computer	B-General_Concept
programming	I-General_Concept
tool	B-Application
for	O
the	O
Java	B-Language
programming	I-Language
language	I-Language
which	O
automatically	O
generates	O
the	O
Java	B-Language
Native	I-Language
Access	I-Language
(	O
JNA	O
)	O
or	O
BridJ	O
code	O
needed	O
to	O
call	O
C	B-Language
,	O
C++	B-Language
and	O
Objective-C	B-Language
libraries	O
from	O
Java	B-Language
code	I-Language
.	O
</s>
<s>
It	O
reads	O
in	O
ANSI	O
C	B-Language
header	O
files	O
and	O
emits	O
Java	B-Language
code	I-Language
.	O
</s>
<s>
JNAerator	B-Language
does	O
not	O
need	O
any	O
native	O
compiling	O
beyond	O
that	O
of	O
the	O
targeted	O
dynamic	O
library	O
(	O
all	O
of	O
the	O
glue	O
code	O
is	O
in	O
Java	B-Language
)	O
,	O
which	O
helps	O
simplify	O
the	O
process	O
of	O
binding	O
Java	B-Language
to	O
C	B-Language
native	O
libraries	O
when	O
compared	O
to	O
Java	B-Language
Native	I-Language
Interface	I-Language
(	O
JNI	B-Language
)	O
-based	O
means	O
.	O
</s>
<s>
While	O
JNAerator	B-Language
is	O
mainly	O
a	O
command-line-based	O
tool	B-Application
,	O
it	O
also	O
contains	O
a	O
limited	O
GUI	O
that	O
's	O
ideal	O
for	O
simple	O
quick	O
generation	O
experiments	O
.	O
</s>
<s>
It	O
can	O
be	O
launched	O
from	O
the	O
Web	O
using	O
the	O
direct	O
WebStart	O
link	O
from	O
the	O
project	O
's	O
main	O
page	O
,	O
or	O
by	O
double-clicking	O
on	O
JNAerator	B-Language
's	O
JAR	O
executable	O
archive	O
.	O
</s>
<s>
gathers	O
a	O
few	O
JNAerator-generated	O
Java	B-Language
wrappers	O
for	O
native	O
libraries	O
:	O
</s>
