<s>
The	O
Application	B-Language
Isolation	I-Language
API	I-Language
(	O
JSR	B-Language
121	I-Language
)	O
provides	O
a	O
specification	O
for	O
isolating	O
and	O
controlling	O
Java	B-Language
application	O
life	O
cycles	O
within	O
a	O
single	O
Java	B-Language
Virtual	I-Language
Machine	I-Language
(	O
JVM	B-Language
)	O
or	O
between	O
multiple	O
JVMs	B-Language
.	O
</s>
<s>
An	O
isolated	O
computation	O
is	O
described	O
as	O
an	O
Isolate	B-Language
that	O
can	O
communicate	O
and	O
exchange	O
resource	B-General_Concept
handles	I-General_Concept
(	O
e.g.	O
</s>
<s>
open	O
files	O
)	O
with	O
other	O
Isolates	B-Language
through	O
a	O
messaging	O
facility	O
.	O
</s>
