<s>
CGIDEV2	B-Application
is	O
a	O
free	B-License
and	I-License
open	I-License
source	I-License
IBM	B-Application
i	I-Application
(	O
formerly	O
known	O
as	O
AS/400	B-Device
)	O
based	O
program	O
development	O
toolkit	O
that	O
facilitates	O
the	O
development	O
of	O
interactive	O
web-based	O
programs	O
using	O
RPG	B-Language
ILE	O
or	O
Cobol	B-Application
(	O
using	O
the	O
older	O
CGIDEV	O
version	O
)	O
as	O
the	O
back-end	O
Common	B-Language
Gateway	I-Language
Interface	I-Language
language	O
.	O
</s>
<s>
The	O
functionality	O
of	O
this	O
toolset	O
is	O
incorporated	O
into	O
an	O
RPG	B-Language
ILE	O
program	O
by	O
means	O
of	O
a	O
service	O
program	O
that	O
contains	O
all	O
of	O
the	O
procedures	O
required	O
to	O
read	O
input	O
from	O
a	O
browser	O
,	O
generate	O
and	O
send	O
the	O
appropriate	O
response	O
back	O
to	O
the	O
browser	O
.	O
</s>
<s>
CGIDEV2	B-Application
is	O
commonly	O
used	O
to	O
generate	O
static	O
or	O
interactive	O
HTML/DHTML	O
pages	O
but	O
it	O
can	O
also	O
produce	O
CSV	O
,	O
XML	B-Protocol
,	O
Excel-XML	B-Operating_System
and	O
other	O
text	O
based	O
files	O
.	O
</s>
<s>
CGIDEV2	B-Application
was	O
developed	O
by	O
Mel	O
Rothman	O
while	O
he	O
was	O
with	O
IBM	O
Rochester	O
.	O
</s>
<s>
Because	O
the	O
product	O
is	O
written	O
in	O
RPG	B-Language
ILE	O
and	O
comes	O
with	O
complete	O
source	O
,	O
end	O
users	O
have	O
also	O
been	O
able	O
to	O
contribute	O
enhancements	O
to	O
the	O
package	O
and	O
modify	O
it	O
for	O
their	O
specific	O
requirements	O
.	O
</s>
<s>
In	O
addition	O
to	O
Perotti	O
and	O
Rothman	O
,	O
CGIDEV2	B-Application
has	O
been	O
enhanced	O
,	O
promoted	O
,	O
or	O
discussed	O
in	O
detail	O
by	O
Brian	O
May	O
,	O
Jon	O
Paris	O
,	O
Susan	O
Gantner	O
,	O
and	O
Brad	O
Stone	O
.	O
</s>
<s>
Unlike	O
most	O
web	O
solutions	O
for	O
the	O
iSeries	B-Device
,	O
CGIDEV2	B-Application
is	O
neither	O
a	O
terminal	B-Application
emulator	I-Application
or	O
an	O
SQL	B-Language
based	O
solution	O
.	O
</s>
<s>
CGIDEV2	B-Application
effectively	O
extends	O
widely	O
used	O
RPG	B-Language
programming	I-Language
language	I-Language
with	O
specific	O
procedures	O
for	O
the	O
web	O
.	O
</s>
<s>
This	O
permits	O
an	O
iSeries	B-Device
programmer	O
to	O
continue	O
to	O
use	O
all	O
of	O
the	O
familiar	O
tools	O
and	O
techniques	O
that	O
they	O
are	O
accustomed	O
to	O
as	O
they	O
develop	O
interactive	O
programs	O
for	O
the	O
web	O
.	O
</s>
<s>
A	O
particular	O
feature	O
of	O
the	O
CGIDEV2	B-Application
toolkit	O
is	O
that	O
it	O
allows	O
the	O
programmer	O
to	O
isolate	O
the	O
HTML	B-Language
in	O
one	O
or	O
more	O
external	O
template	O
files	O
from	O
the	O
executing	O
CGI	O
program	O
,	O
with	O
special	O
tokens	O
in	O
the	O
HTML	B-Language
templates	O
being	O
replaced	O
at	O
run-time	O
via	O
toolkit	O
procedures	O
.	O
</s>
<s>
This	O
separation	O
of	O
the	O
HTML	B-Language
code	I-Language
from	O
the	O
CGI	O
program	O
promotes	O
the	O
efficient	O
and	O
consistent	O
development	O
and	O
subsequent	O
maintenance	O
of	O
enterprise	O
scale	O
business	O
applications	O
.	O
</s>
<s>
While	O
CGIDEV2	B-Application
is	O
a	O
popular	O
choice	O
as	O
a	O
web	O
development	O
languages	O
for	O
RPG	B-Language
programmers	O
on	O
IBM	O
iSeries	B-Device
systems	O
,	O
CGIDEV2	B-Application
lacks	O
in	O
some	O
features	O
offered	O
by	O
other	O
web	O
development	O
languages	O
such	O
as	O
session	O
management	O
and	O
the	O
ability	O
to	O
design	O
programs	O
using	O
object	O
oriented	O
design	O
principles	O
.	O
</s>
<s>
IBM	O
's	O
ambiguous	O
commitment	O
to	O
the	O
CGIDEV2	B-Application
product	O
and	O
to	O
the	O
iSeries	B-Device
in	O
general	O
is	O
also	O
an	O
issue	O
to	O
some	O
users	O
.	O
</s>
