<s>
RichFaces	B-Language
is	O
an	O
open	B-Application
source	I-Application
Ajax-enabled	O
component	O
library	O
for	O
JavaServer	B-Language
Faces	I-Language
,	O
hosted	O
by	O
JBoss	O
.	O
</s>
<s>
It	O
allows	O
easy	O
integration	O
of	O
Ajax	B-General_Concept
capabilities	O
into	O
enterprise	B-Application
application	I-Application
development	O
.	O
</s>
<s>
RichFaces	B-Language
is	O
more	O
than	O
just	O
a	O
component	O
library	O
for	O
JavaServer	B-Language
Faces	I-Language
.	O
</s>
<s>
Both	O
page	O
wide	O
,	O
and	O
component	O
based	O
Ajax	B-General_Concept
control	O
components	O
.	O
</s>
<s>
RichFaces	B-Language
originated	O
from	O
the	O
Ajax4jsf	B-Language
framework	B-Architecture
which	O
Alexander	O
Smirnov	O
designed	O
and	O
implemented	O
.	O
</s>
<s>
In	O
the	O
autumn	O
of	O
2005	O
Smirnov	O
joined	O
Exadel	O
and	O
continued	O
to	O
develop	O
the	O
framework	B-Architecture
.	O
</s>
<s>
In	O
March	O
2006	O
Exadel	O
released	O
the	O
first	O
version	O
of	O
what	O
would	O
become	O
Ajax4jsf	B-Language
.	O
</s>
<s>
Later	O
in	O
the	O
same	O
year	O
,	O
Exadel	O
VCP	O
was	O
split	O
off	O
and	O
the	O
Ajax4jsf	B-Language
framework	B-Architecture
and	O
RichFaces	B-Language
was	O
born	O
.	O
</s>
<s>
While	O
RichFaces	B-Language
provided	O
out-of-the-box	O
components	O
(	O
a	O
"	O
component-centric	O
"	O
Ajax	B-General_Concept
approach	O
,	O
where	O
components	O
do	O
everything	O
you	O
need	O
)	O
,	O
Ajax4jsf	B-Language
provided	O
page-wide	O
Ajax	B-General_Concept
support	O
.	O
</s>
<s>
Ajax4jsf	B-Language
became	O
an	O
open-source	B-Application
project	O
hosted	O
on	O
java.net,	O
while	O
RichFaces	B-Language
became	O
a	O
commercial	O
JSF	B-Language
component	O
library	O
.	O
</s>
<s>
In	O
March	O
2007	O
JBoss	O
(	O
a	O
division	O
of	O
Red	O
Hat	O
from	O
2006	O
)	O
and	O
Exadel	O
signed	O
a	O
partnership	O
agreement	O
whereby	O
Ajax4jsf	B-Language
and	O
RichFaces	B-Language
would	O
come	O
under	O
the	O
JBoss	O
umbrella	O
as	O
"	O
JBoss	O
Ajax4jsf	B-Language
"	O
and	O
as	O
"	O
JBoss	B-Language
RichFaces	I-Language
"	O
.	O
</s>
<s>
RichFaces	B-Language
would	O
now	O
also	O
become	O
open-source	B-Application
and	O
free	O
.	O
</s>
<s>
In	O
September	O
2007	O
JBoss	O
and	O
Exadel	O
decided	O
to	O
merge	O
Ajax4jsf	B-Language
and	O
RichFaces	B-Language
under	O
the	O
RichFaces	B-Language
name	O
.	O
</s>
<s>
It	O
made	O
sense	O
as	O
both	O
libraries	O
were	O
now	O
free	O
and	O
open-source	B-Application
.	O
</s>
<s>
Having	O
just	O
one	O
product	O
solved	O
many	O
existing	O
version	O
-	O
and	O
compatibility-issues	O
,	O
such	O
as	O
which	O
version	O
of	O
Ajax4jsf	B-Language
would	O
work	O
with	O
which	O
version	O
of	O
RichFaces	B-Language
.	O
</s>
<s>
On	O
February	O
12	O
,	O
2016	O
,	O
the	O
RichFaces	B-Language
developer	O
Michal	O
Petrov	O
announced	O
the	O
end-of-life	O
of	O
RichFaces	B-Language
for	O
June	O
2016	O
.	O
</s>
<s>
The	O
framework	B-Architecture
is	O
implemented	O
as	O
a	O
component	O
library	O
which	O
adds	O
Ajax	B-General_Concept
capability	O
into	O
existing	O
pages	O
,	O
so	O
a	O
developer	O
does	O
n't	O
need	O
to	O
write	O
any	O
JavaScript	B-Language
code	O
or	O
to	O
replace	O
existing	O
components	O
with	O
new	O
Ajax	B-General_Concept
widgets	O
.	O
</s>
<s>
RichFaces	B-Language
enables	O
page-wide	O
Ajax	B-General_Concept
support	O
instead	O
of	O
the	O
traditional	O
component-wide	O
support	O
.	O
</s>
<s>
Hence	O
,	O
a	O
developer	O
can	O
define	O
the	O
event	O
on	O
the	O
page	O
that	O
invokes	O
an	O
Ajax	B-General_Concept
request	O
and	O
the	O
areas	O
of	O
the	O
page	O
that	O
should	O
be	O
synchronized	O
with	O
the	O
JSF	B-Language
Component	O
Tree	O
after	O
the	O
Ajax	B-General_Concept
request	O
changes	O
the	O
data	O
on	O
the	O
server	O
according	O
to	O
the	O
events	O
fired	O
on	O
the	O
client	O
.	O
</s>
<s>
RichFaces	B-Language
allows	O
you	O
to	O
define	O
(	O
by	O
means	O
of	O
JSF	B-Language
tags	O
)	O
different	O
parts	O
of	O
a	O
JSF	B-Language
page	O
you	O
wish	O
to	O
update	O
with	O
an	O
Ajax	B-General_Concept
request	O
,	O
and	O
provides	O
a	O
few	O
options	O
to	O
send	O
Ajax	B-General_Concept
requests	O
to	O
the	O
server	O
.	O
</s>
<s>
Also	O
the	O
JSF	B-Language
page	O
does	O
n't	O
change	O
from	O
a	O
"	O
regular	O
"	O
JSF	B-Language
page	O
and	O
you	O
do	O
n't	O
need	O
to	O
write	O
any	O
JavaScript	B-Language
code	O
by	O
hand	O
.	O
</s>
<s>
By	O
controlling	O
everything	O
from	O
the	O
server	O
side	O
,	O
almost	O
no	O
JavaScript	B-Language
is	O
needed	O
and	O
the	O
page	O
state	O
can	O
be	O
maintained	O
easily	O
in	O
the	O
server	O
.	O
</s>
<s>
The	O
architecture	O
of	O
RichFaces	B-Language
consists	O
of	O
an	O
Ajax	B-General_Concept
filter	O
,	O
Ajax	B-General_Concept
action	O
components	O
,	O
Ajax	B-General_Concept
containers	O
,	O
and	O
a	O
JavaScript	B-Language
engine	O
.	O
</s>
<s>
Ajax	B-General_Concept
filter	O
-	O
In	O
order	O
get	O
all	O
benefits	O
of	O
RichFaces	B-Language
,	O
a	O
developer	O
should	O
register	O
a	O
filter	O
in	O
the	O
web.xml	O
file	O
of	O
the	O
application	O
.	O
</s>
<s>
Ajax	B-General_Concept
action	O
components	O
-	O
AjaxCommandButton	O
,	O
AjaxCommandLink	O
,	O
AjaxPoll	O
and	O
AjaxSupport	O
and	O
other	O
action	O
components	O
can	O
be	O
used	O
to	O
send	O
Ajax	B-General_Concept
requests	O
from	O
the	O
client	O
side	O
.	O
</s>
<s>
Ajax	B-General_Concept
containers	O
-	O
AjaxContainer	O
is	O
an	O
interface	O
that	O
describes	O
an	O
area	O
on	O
a	O
JSF	B-Language
page	O
that	O
should	O
be	O
decoded	O
during	O
an	O
Ajax	B-General_Concept
request	O
.	O
</s>
<s>
JavaScript	B-Language
engine	O
-	O
the	O
RichFaces	B-Language
JavaScript	B-Language
engine	O
runs	O
on	O
the	O
client-side	O
.	O
</s>
<s>
It	O
updates	O
different	O
areas	O
on	O
a	O
JSF	B-Language
page	O
based	O
on	O
the	O
information	O
from	O
the	O
Ajax	B-General_Concept
response	O
.	O
</s>
<s>
The	O
JavaScript	B-Language
engine	O
provides	O
an	O
API	O
so	O
developers	O
do	O
not	O
need	O
to	O
create	O
their	O
own	O
JavaScript	B-Language
functionality	O
.	O
</s>
<s>
Skinnability	B-Application
is	O
a	O
special	O
feature	O
of	O
RichFaces	B-Language
that	O
is	O
used	O
for	O
defining	O
common	O
interface	O
styles	O
.	O
</s>
<s>
RichFaces	B-Language
provides	O
a	O
set	O
of	O
predefined	O
skins	O
:	O
</s>
<s>
Additionally	O
,	O
RichFaces	B-Language
provides	O
skinning	O
for	O
standard	O
HTML	O
controls	O
.	O
</s>
