<s>
The	O
Oxygen	B-General_Concept
XML	I-General_Concept
Editor	I-General_Concept
(	O
styled	O
<oXygen/>	O
)	O
is	O
a	O
multi-platform	B-Operating_System
XML	B-Protocol
editor	I-Protocol
,	O
XSLT/XQuery	O
debugger	O
and	O
profiler	O
with	O
Unicode	O
support	O
.	O
</s>
<s>
It	O
is	O
a	O
Java	B-Language
application	O
so	O
it	O
can	O
run	O
in	O
Windows	B-Application
,	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
,	O
and	O
Linux	B-Application
.	O
</s>
<s>
It	O
also	O
has	O
a	O
version	O
that	O
can	O
run	O
as	O
an	O
Eclipse	B-Application
plugin	O
.	O
</s>
<s>
Oxygen	B-General_Concept
XML	I-General_Concept
has	O
three	O
types	O
of	O
releases	O
,	O
not	O
counting	O
betas	O
or	O
development	O
versions	O
.	O
</s>
<s>
As	O
of	O
the	O
end	O
of	O
2015	O
,	O
the	O
current	O
full	O
version	O
and	O
build	O
number	O
are	O
"	O
oXygen	B-General_Concept
XML	I-General_Concept
Editor	I-General_Concept
17.1	O
,	O
build	O
2015121117	O
"	O
with	O
a	O
full	O
release	O
history	O
available	O
online	O
.	O
</s>
<s>
Oxygen	B-General_Concept
XML	I-General_Concept
offers	O
several	O
features	O
for	O
editing	O
XML	O
documents	O
.	O
</s>
<s>
For	O
validation	O
purposes	O
,	O
the	O
documents	O
can	O
be	O
validated	O
against	O
DTD	B-Language
,	O
W3C	O
XML	B-Language
Schema	I-Language
,	O
RELAX	B-Language
NG	I-Language
,	O
Schematron	B-Language
,	O
NRL	O
and	O
NVDL	O
schemas	O
.	O
</s>
<s>
Oxygen	B-General_Concept
XML	I-General_Concept
comes	O
with	O
schemas	O
and	O
DTDs	O
for	O
popular	O
or	O
major	O
XML	O
and	O
XSL	O
formats	O
including	O
DocBook	B-Protocol
(	O
versions	O
4.0	O
and	O
5.0	O
)	O
,	O
TEI	B-Language
format	O
,	O
XSLT	B-Application
(	O
versions	O
1.0	O
,	O
2.0	O
and	O
3.0	O
)	O
,	O
DITA	B-Language
,	O
XHTML	B-Language
and	O
HTML	B-Application
5	I-Application
.	O
</s>
<s>
Extending	O
to	O
new	O
XML	O
dialects	O
or	O
specialisations	O
is	O
achieved	O
by	O
adding	O
the	O
relevant	O
framework	O
or	O
implementation	O
to	O
the	O
software	O
or	O
loading	O
the	O
document	O
type	O
or	O
schema	O
,	O
thus	O
enabling	O
an	O
adaptable	O
environment	O
which	O
is	O
itself	O
configured	O
entirely	O
by	O
XML	O
,	O
which	O
draws	O
parallels	O
with	O
Emacs	B-Application
and	O
its	O
ability	O
to	O
edit	O
itself	O
while	O
implementing	O
the	O
Lisp	B-Operating_System
dialect	O
it	O
runs	O
in	O
.	O
</s>
<s>
Oxygen	B-General_Concept
XML	I-General_Concept
offers	O
three	O
views	O
designed	O
for	O
editing	O
XML	O
documents	O
.	O
</s>
<s>
For	O
documents	O
that	O
are	O
associated	O
with	O
an	O
XML	B-Language
schema	I-Language
,	O
Oxygen	B-General_Concept
XML	I-General_Concept
offers	O
tag	O
completion	O
.	O
</s>
<s>
Oxygen	B-General_Concept
XML	I-General_Concept
can	O
use	O
a	O
number	O
of	O
XML	B-Language
schema	I-Language
languages	O
,	O
including	O
DTD	B-Language
,	O
W3C	O
XML	B-Language
Schema	I-Language
,	O
RELAX	B-Language
NG	I-Language
(	O
both	O
compact	O
and	O
full	O
)	O
.	O
</s>
<s>
Both	O
W3C	O
XML	B-Language
Schema	I-Language
and	O
RELAX	B-Language
NG	I-Language
schemas	O
can	O
include	O
embedded	O
Schematron	B-Language
rules	O
.	O
</s>
<s>
For	O
schema	O
formats	O
that	O
do	O
not	O
have	O
a	O
standard	O
mechanism	O
to	O
bind	O
the	O
schema	O
to	O
the	O
XML	O
file	O
,	O
Oxygen	B-General_Concept
XML	I-General_Concept
provides	O
a	O
processing	O
instruction	O
that	O
instructs	O
the	O
program	O
on	O
which	O
schemas	O
to	O
use	O
.	O
</s>
<s>
The	O
grid	O
view	O
shows	O
the	O
XML	O
document	O
in	O
a	O
spreadsheet-like	O
fashion	O
.	O
</s>
<s>
If	O
the	O
root	O
element	O
has	O
six	O
children	O
named	O
"	O
section	O
,	O
"	O
then	O
the	O
grid	O
view	O
will	O
show	O
only	O
one	O
section	B-Application
element	I-Application
and	O
a	O
notation	O
that	O
there	O
are	O
six	O
of	O
them	O
.	O
</s>
<s>
This	O
view	O
is	O
not	O
often	O
useful	O
for	O
HTML	B-Language
or	O
other	O
document-like	O
formats	O
,	O
but	O
it	O
can	O
be	O
helpful	O
in	O
specific	O
XML	O
formats	O
that	O
resemble	O
spreadsheets	B-Application
.	O
</s>
<s>
New	O
to	O
Oxygen	B-General_Concept
XML	I-General_Concept
v9.x	O
was	O
an	O
author	O
view	O
providing	O
a	O
WYSIWYM	B-General_Concept
view	O
of	O
the	O
XML	O
document	O
.	O
</s>
<s>
This	O
view	O
is	O
based	O
on	O
providing	O
a	O
CSS	B-Language
file	O
for	O
the	O
document	O
that	O
specifies	O
the	O
data	O
type	O
for	O
each	O
element	O
in	O
the	O
document	O
's	O
schema	O
.	O
</s>
<s>
Oxygen	B-General_Concept
XML	I-General_Concept
comes	O
with	O
document	O
CSS	B-Language
files	O
for	O
DITA	B-Language
,	O
DocBook	B-Protocol
,	O
and	O
TEI	B-Language
formats	O
.	O
</s>
<s>
Editing	O
in	O
this	O
view	O
is	O
an	O
intermediate	O
step	O
between	O
true	O
WYSIWYG	B-Application
and	O
editing	O
in	O
the	O
regular	O
text	O
view	O
in	O
terms	O
of	O
complexity	O
for	O
the	O
author	O
.	O
</s>
<s>
However	O
,	O
Oxygen	B-General_Concept
XML	I-General_Concept
has	O
an	O
attribute	O
panel	O
that	O
can	O
be	O
used	O
to	O
both	O
see	O
and	O
set	O
the	O
value	O
of	O
attributes	O
on	O
the	O
current	O
element	O
when	O
content	O
completion	O
information	O
is	O
available	O
.	O
</s>
<s>
Though	O
Oxygen	B-General_Concept
XML	I-General_Concept
can	O
edit	O
any	O
XML	O
document	O
,	O
providing	O
content	O
completion	O
for	O
documents	O
with	O
a	O
schema	O
binding	O
,	O
it	O
can	O
recognize	O
certain	O
XML	O
documents	O
innately	O
.	O
</s>
<s>
Oxygen	B-General_Concept
XML	I-General_Concept
provides	O
schema	O
editing	O
features	O
for	O
W3C	O
XML	B-Language
Schema	I-Language
and	O
RELAX	B-Language
NG	I-Language
's	O
XML	O
form	O
.	O
</s>
<s>
Oxygen	B-General_Concept
XML	I-General_Concept
offers	O
support	O
for	O
XSLT	B-Application
documents	O
,	O
both	O
version	O
1.0	O
(	O
with	O
EXSLT	B-Language
extensions	O
)	O
and	O
2.0	O
.	O
</s>
<s>
XSLT	B-Application
elements	O
are	O
recognized	O
and	O
drawn	O
in	O
a	O
different	O
color	O
from	O
non-XSLT	O
XML	O
elements	O
.	O
</s>
<s>
It	O
also	O
provides	O
special	O
validation	O
services	O
for	O
XSLT	B-Application
documents	O
.	O
</s>
<s>
For	O
example	O
,	O
it	O
can	O
validate	O
that	O
an	O
attribute	O
containing	O
an	O
XPath	B-Language
string	O
is	O
a	O
valid	O
XPath	B-Language
.	O
</s>
<s>
oXygen	B-General_Concept
XML	I-General_Concept
automatically	O
assumes	O
that	O
documents	O
with	O
the	O
.xsl	B-Application
and	O
.xslt	B-Application
extensions	O
are	O
XSLT	B-Application
files	O
,	O
and	O
it	O
treats	O
them	O
accordingly	O
.	O
</s>
<s>
It	O
also	O
offers	O
support	O
for	O
editing	O
XSL-FO	B-Language
documents	O
,	O
though	O
it	O
does	O
not	O
provide	O
its	O
visual	O
editing	O
features	O
.	O
</s>
<s>
Though	O
Oxygen	B-General_Concept
XML	I-General_Concept
is	O
primarily	O
an	O
XML	B-Protocol
editor	I-Protocol
,	O
it	O
does	O
come	O
with	O
the	O
ability	O
to	O
edit	O
many	O
non-XML	O
textual	O
formats	O
.	O
</s>
<s>
It	O
has	O
syntax	O
completion	O
for	O
DTD	B-Language
,	O
RELAX	B-Language
NG	I-Language
's	O
compact	O
format	O
,	O
XQuery	B-Language
,	O
CSS	B-Language
and	O
regular	O
HTML	B-Language
.	O
</s>
<s>
It	O
also	O
provides	O
basic	O
syntax	O
highlighting	O
support	O
for	O
several	O
common	O
web	O
scripting	O
languages	O
to	O
a	O
degree	O
,	O
such	O
as	O
Python	B-Language
,	O
Perl	B-Language
,	O
and	O
JavaScript	B-Language
,	O
among	O
others	O
.	O
</s>
<s>
XSLT-based	O
document	O
transformation	O
is	O
a	O
typical	O
operation	O
on	O
XML	O
files	O
,	O
and	O
Oxygen	B-General_Concept
XML	I-General_Concept
supports	O
these	O
operations	O
.	O
</s>
<s>
It	O
allows	O
the	O
user	O
to	O
define	O
a	O
transformation	O
scenario	O
that	O
specifies	O
the	O
application	O
of	O
a	O
particular	O
XSLT	B-Application
file	O
to	O
the	O
current	O
XML	O
document	O
.	O
</s>
<s>
Each	O
transformation	O
scenario	O
is	O
aware	O
of	O
all	O
of	O
its	O
designated	O
XSLT	B-Application
file	O
parameters	O
and	O
provides	O
for	O
editing	O
them	O
graphically	O
.	O
</s>
<s>
Additionally	O
,	O
the	O
results	O
of	O
the	O
transformation	O
scenario	O
can	O
be	O
piped	O
through	O
an	O
XSL-FO	B-Language
processor	O
,	O
whether	O
that	O
be	O
the	O
built-in	O
FOP	B-Application
processor	O
or	O
an	O
external	O
one	O
.	O
</s>
<s>
Oxygen	B-General_Concept
XML	I-General_Concept
comes	O
with	O
several	O
standard	O
global-transform	O
scenarios	O
for	O
common	O
tasks	O
,	O
e.g.	O
,	O
from	O
DocBook	B-Protocol
documents	O
into	O
PDF	O
through	O
XSL-FO	B-Language
and	O
FOP	B-Application
or	O
HTML	B-Language
.	O
</s>
<s>
It	O
also	O
comes	O
with	O
a	O
recent	O
version	O
of	O
the	O
DocBook	B-Language
XSL	I-Language
XSLT	B-Application
transformation	O
suite	O
.	O
</s>
<s>
Oxygen	B-General_Concept
XML	I-General_Concept
comes	O
with	O
DITA	B-Language
Open	I-Language
Toolkit	I-Language
,	O
which	O
allows	O
publishing	O
(	O
exporting	O
)	O
entire	O
DITA-document	O
structures	O
to	O
different	O
output	O
formats	O
,	O
including	O
PDF	O
,	O
WebHelp	O
,	O
and	O
EPUB	O
.	O
</s>
<s>
Oxygen	B-General_Concept
XML	I-General_Concept
provides	O
comprehensive	O
debugging	O
facilities	O
for	O
XSLTs	B-Application
.	O
</s>
<s>
It	O
offers	O
features	O
comparable	O
to	O
source-code	O
debuggers	O
like	O
gdb	B-Language
,	O
including	O
breakpoints	O
,	O
the	O
ability	O
to	O
look	O
at	O
the	O
current	O
context	O
and	O
"	O
memory	O
,	O
"	O
and	O
single-stepping	O
through	O
the	O
XSLT	B-Application
.	O
</s>
<s>
It	O
can	O
debug	O
both	O
XSLT	B-Application
version	O
1.0	O
and	O
2.0	O
.	O
</s>
<s>
Though	O
the	O
Professional	O
edition	O
still	O
provides	O
direct	O
support	O
for	O
Berkeley	B-Language
DB	I-Language
,	O
MySQL	B-Application
,	O
PostgreSQL	B-Application
,	O
JDBC	B-Language
connections	O
and	O
generating	O
an	O
XML	B-Language
schema	I-Language
from	O
a	O
relational	O
database	O
structure	O
.	O
</s>
