<s>
XML	B-Application
Data	I-Application
Package	I-Application
(	O
XDP	O
)	O
is	O
an	O
XML	B-Protocol
file	O
format	O
created	O
by	O
Adobe	O
Systems	O
in	O
2003	O
.	O
</s>
<s>
It	O
is	O
intended	O
to	O
be	O
an	O
XML-based	O
companion	O
to	O
PDF	B-Application
.	O
</s>
<s>
It	O
allows	O
PDF	B-Application
content	O
and/or	O
Adobe	B-Language
XML	I-Language
Forms	I-Language
Architecture	I-Language
(	O
XFA	B-Language
)	O
resources	O
to	O
be	O
packaged	O
within	O
an	O
XML	B-Protocol
container	O
.	O
</s>
<s>
Several	O
products	O
by	O
Adobe	O
,	O
most	O
notably	O
its	O
LiveCycle	B-Application
ES	I-Application
Suite	I-Application
,	O
use	O
files	O
in	O
XDP	O
format	O
.	O
</s>
<s>
XDP	O
is	O
XML	B-Protocol
1.0	O
compliant	O
.	O
</s>
<s>
The	O
XDP	O
may	O
be	O
a	O
standalone	O
document	O
or	O
it	O
may	O
in	O
turn	O
be	O
carried	O
inside	O
a	O
PDF	B-Application
document	O
.	O
</s>
<s>
XDP	O
provides	O
a	O
mechanism	O
for	O
packaging	O
form	O
components	O
within	O
a	O
surrounding	O
XML	B-Protocol
container	O
.	O
</s>
<s>
An	O
XDP	O
can	O
also	O
package	O
a	O
PDF	B-Application
file	I-Application
,	O
along	O
with	O
XML	B-Protocol
form	O
and	O
template	O
data	O
.	O
</s>
<s>
When	O
the	O
XFA	B-Language
(	O
XML	B-Language
Forms	I-Language
Architecture	I-Language
)	O
grammars	O
used	O
for	O
an	O
XFA	B-Language
form	O
are	O
moved	O
from	O
one	O
application	O
to	O
another	O
,	O
they	O
must	O
be	O
packaged	O
as	O
an	O
XML	B-Application
Data	I-Application
Package	I-Application
.	O
</s>
<s>
The	O
format	O
of	O
an	O
XFA	B-Language
resource	O
in	O
PDF	B-Application
is	O
described	O
by	O
the	O
XML	B-Application
Data	I-Application
Package	I-Application
Specification	O
.	O
</s>
<s>
The	O
types	O
of	O
XDP	O
content	O
defined	O
in	O
XFA	B-Language
specification	O
include	O
PDF	B-Application
,	O
XFA	B-Language
template	O
,	O
XML	B-Protocol
configuration	O
information	O
(	O
XCI	O
)	O
,	O
dataSet	O
,	O
sourceSet	O
,	O
XSLT	B-Application
style	O
sheet	O
,	O
XFDF	O
(	O
form	O
data	O
)	O
and	O
undocumented	O
packets	O
(	O
such	O
as	O
those	O
used	O
to	O
communicate	O
events	O
to	O
a	O
Form	O
Server	O
)	O
.	O
</s>
