<s>
Visual	B-Application
J++	I-Application
is	O
Microsoft	O
's	O
discontinued	O
implementation	O
of	O
Java	B-Language
.	O
</s>
<s>
Syntax	O
,	O
keywords	O
,	O
and	O
grammatical	O
conventions	O
were	O
the	O
same	O
as	O
Java	B-Language
's	O
.	O
</s>
<s>
It	O
was	O
introduced	O
in	O
1996	O
and	O
discontinued	O
in	O
January	O
2004	O
,	O
replaced	O
to	O
a	O
certain	O
extent	O
by	O
J#	B-Language
and	O
C#	B-Application
.	O
</s>
<s>
The	O
implementation	O
,	O
MSJVM	O
,	O
did	O
not	O
pass	O
Sun	O
Microsystems	O
 '	O
compliance	O
tests	O
leading	O
to	O
a	O
lawsuit	O
from	O
Sun	O
,	O
Java	B-Language
's	O
creator	O
.	O
</s>
<s>
Microsoft	O
ceased	O
such	O
support	O
for	O
the	O
MSJVM	O
on	O
December	O
31	O
,	O
2007	O
(	O
later	O
Oracle	B-Application
bought	O
Sun	O
,	O
and	O
with	O
it	O
Java	B-Language
and	O
its	O
trademarks	O
)	O
.	O
</s>
<s>
Microsoft	O
however	O
,	O
officially	O
started	O
distributing	O
Java	B-Language
again	O
in	O
2021	O
(	O
though	O
not	O
bundled	O
with	O
Windows	O
or	O
its	O
web	O
browsers	O
as	O
before	O
)	O
,	O
i.e.	O
</s>
<s>
their	O
build	O
of	O
Oracle	B-Application
's	O
OpenJDK	B-Language
,	O
which	O
Microsoft	O
plans	O
to	O
support	O
for	O
at	O
least	O
6	O
years	O
,	O
for	O
LTS	O
versions	O
,	O
i.e.	O
</s>
<s>
to	O
September	O
2027	O
for	O
Java	B-Language
17	O
.	O
</s>
<s>
While	O
J++	O
conformed	O
to	O
the	O
Java	B-Language
language	I-Language
specification	I-Language
,	O
Microsoft	O
did	O
not	O
implement	O
certain	O
features	O
of	O
the	O
official	O
Sun	O
Java	B-Language
implementation	O
in	O
its	O
Visual	B-Application
J++	I-Application
product	O
line	O
.	O
</s>
<s>
Remote	B-Language
Method	I-Language
Invocation	I-Language
(	O
Java	B-Language
RMI	I-Language
)	O
and	O
Java	B-Language
Native	I-Language
Interface	I-Language
(	O
JNI	B-Language
)	O
are	O
such	O
examples	O
.	O
</s>
<s>
In	O
addition	O
,	O
J++	O
implemented	O
other	O
extensions	O
that	O
were	O
not	O
part	O
of	O
Sun	O
's	O
Java	B-Language
implementation	O
.	O
</s>
<s>
Furthermore	O
,	O
J++	O
applications	O
did	O
not	O
conform	O
to	O
the	O
same	O
standardized	O
method	O
of	O
accessing	O
the	O
underlying	O
operating	O
system	O
functions	O
as	O
any	O
other	O
Java	B-Language
application	O
under	O
Sun	B-Language
's	I-Language
Java	I-Language
SDK	I-Language
.	O
</s>
<s>
In	O
Microsoft	O
's	O
implementation	O
,	O
an	O
underlying	O
framework	B-Architecture
called	O
J/Direct	B-Language
provided	O
a	O
base	O
mechanism	O
that	O
allowed	O
J++	O
applications	O
to	O
completely	O
circumvent	O
Java	B-Language
's	O
class	B-Library
libraries	I-Library
and	O
API	B-General_Concept
in	O
accessing	O
the	O
underlying	O
operating	O
system	O
.	O
</s>
<s>
Due	O
to	O
this	O
short-cut	O
around	O
the	O
original	O
Java	B-Language
framework	I-Language
,	O
J++	O
applications	O
were	O
more	O
efficient	O
in	O
taking	O
advantage	O
of	O
Win32	B-Library
API	I-Library
functions	O
than	O
Java	B-Language
applications	O
.	O
</s>
<s>
J++	O
applications	O
using	O
these	O
features	O
could	O
not	O
be	O
run	O
on	O
Sun	B-Language
's	I-Language
Java	I-Language
SDK	I-Language
,	O
but	O
the	O
Kaffe	B-Language
project	O
developed	O
extensions	O
which	O
made	O
it	O
possible	O
to	O
run	O
J++	O
applications	O
with	O
these	O
features	O
on	O
their	O
open	O
sourced	O
JVM	B-Language
.	O
</s>
<s>
However	O
,	O
these	O
extensions	O
(	O
implemented	O
by	O
TransVirtual	O
under	O
Microsoft	O
funding	O
)	O
were	O
not	O
widely	O
used	O
,	O
and	O
J++	O
applications	O
still	O
needed	O
to	O
be	O
compiled	O
on	O
Visual	B-Application
J++	I-Application
before	O
being	O
able	O
to	O
be	O
run	O
by	O
Kaffe	B-Language
.	O
</s>
<s>
Visual	B-Application
J++	I-Application
supported	O
ActiveX	B-Application
.	O
</s>
<s>
The	O
Windows	O
Foundation	O
Classes	O
(	O
WFC	O
)	O
encapsulated	O
the	O
Microsoft	O
Win32	B-Library
platform	O
API	B-General_Concept
and	O
DHTML	B-General_Concept
object	O
models	O
into	O
a	O
unified	O
class	O
library	O
.	O
</s>
<s>
WFC	O
was	O
primarily	O
designed	O
for	O
creating	O
graphical	B-Application
user	I-Application
interfaces	I-Application
for	O
Java	B-Language
applications	O
on	O
Windows	O
.	O
</s>
<s>
Sun	O
Microsystems	O
had	O
originally	O
licensed	O
Java	B-Language
to	O
Microsoft	O
but	O
later	O
initiated	O
litigation	O
against	O
Microsoft	O
for	O
trademark	O
violation	O
.	O
</s>
<s>
Sun	O
's	O
trademark	O
license	O
for	O
usage	O
of	O
the	O
Java	B-Language
brand	O
insists	O
that	O
all	O
implementations	O
be	O
"	O
compatible	O
"	O
.	O
</s>
<s>
Some	O
observers	O
have	O
remarked	O
that	O
this	O
incompatibility	O
appears	O
to	O
have	O
been	O
a	O
deliberate	O
aim	O
of	O
Microsoft	O
's	O
,	O
in	O
an	O
attempt	O
to	O
at	O
least	O
slow	O
the	O
advance	O
of	O
Sun	O
's	O
Java	B-Language
technology	I-Language
.	O
</s>
<s>
As	O
provided	O
in	O
the	O
settlement	O
,	O
Microsoft	O
could	O
not	O
incorporate	O
into	O
J++	O
features	O
that	O
Sun	O
introduced	O
into	O
Java	B-Language
in	O
versions	O
beyond	O
the	O
one	O
J++	O
had	O
(	O
at	O
that	O
date	O
)	O
been	O
mirrored	O
from	O
;	O
it	O
would	O
be	O
frozen	O
at	O
the	O
feature	O
set	O
of	O
Java	B-Language
version	O
1.1.4	O
.	O
</s>
<s>
The	O
technology	O
of	O
J++	O
was	O
eventually	O
recycled	O
,	O
surviving	O
for	O
a	O
while	O
as	O
part	O
of	O
the	O
Microsoft	O
.NET	B-Application
platform	I-Application
and	O
the	O
J#	B-Language
programming	O
language	O
.	O
</s>
<s>
Visual	B-Application
J++	I-Application
was	O
also	O
the	O
name	O
of	O
the	O
Integrated	B-Application
Development	I-Application
Environment	I-Application
(	O
IDE	O
)	O
for	O
J++	O
and	O
provided	O
many	O
tools	O
and	O
utilities	O
to	O
help	O
J++	O
programmers	O
fully	O
leverage	O
the	O
Win32	B-Library
API	I-Library
.	O
</s>
<s>
Visual	B-Application
J++	I-Application
is	O
no	O
longer	O
available	O
for	O
distribution	O
,	O
but	O
it	O
was	O
part	O
of	O
the	O
Microsoft	B-Application
Visual	I-Application
Studio	I-Application
product	O
line	O
.	O
</s>
<s>
Visual	B-Application
Studio	I-Application
6.0	O
was	O
the	O
last	O
release	O
to	O
include	O
J++	O
.	O
</s>
<s>
Visual	B-Language
J#	I-Language
(	O
pronounced	O
"	O
Jay	O
Sharp	O
"	O
)	O
is	O
a	O
Microsoft	O
language	O
whose	O
syntax	O
is	O
close	O
to	O
Java	B-Language
,	O
part	O
of	O
the	O
.NET	B-Application
Framework	I-Application
.	O
</s>
<s>
Visual	B-Language
J#	I-Language
is	O
part	O
of	O
the	O
Microsoft	B-Application
Visual	I-Application
Studio	I-Application
.NET	I-Application
product	O
suite	O
and	O
is	O
designed	O
to	O
help	O
developers	O
and	O
programmers	O
migrate	O
from	O
J++	O
(	O
or	O
Java	B-Language
)	O
to	O
the	O
.NET	B-Application
Framework	I-Application
.	O
</s>
<s>
Microsoft	O
later	O
developed	O
the	O
C#	B-Application
(	O
"	O
C	B-Application
Sharp	I-Application
"	O
)	O
language	O
as	O
the	O
primary	O
language	O
for	O
the	O
.NET	B-Application
platform	I-Application
,	O
which	O
was	O
in	O
many	O
ways	O
influenced	O
by	O
Java	B-Language
;	O
subsequently	O
the	O
.NET	B-Application
Framework	I-Application
shares	O
many	O
ideas	O
in	O
common	O
with	O
Java	B-Language
.	O
</s>
<s>
Much	O
like	O
Java	B-Language
,	O
C#	B-Application
is	O
compiled	O
to	O
a	O
type	O
of	O
bytecode	O
(	O
called	O
CIL	O
)	O
,	O
and	O
runs	O
on	O
top	O
of	O
a	O
virtual	O
machine	O
called	O
the	O
Common	O
Language	O
Runtime	O
in	O
.NET	B-Application
.	O
</s>
<s>
Visual	B-Application
Studio	I-Application
2005	O
was	O
the	O
last	O
release	O
to	O
include	O
J#	B-Language
.	O
</s>
