Hi Mladen,

2016-09-08 13:04 GMT+03:00 Mladen Adamović <mladen.adamo...@gmail.com>:
>
> Hi Mark,
>
> It seems that in Tomcat 8 it was added in
> Tomcat 8.0.23 (merged from Tomcat 7 I guess)

Typically we back port features to previous versions and not vice versa.

That feature was first developed in Tomcat 9 branch and then back ported.

Regards,
Violeta

>
>    - [image: Add:] 54618
>    <http://bz.apache.org/bugzilla/show_bug.cgi?id=54618>: Add a new
>    HttpHeaderSecurityFilter that adds the Strict-Transport-Security,
>    X-Frame-Options and X-Content-Type-Options HTTP headers to the
response.
>    (markt)
>
> And Netbeans embedded version I was using was 8.0.9, I guess that was the
> problem.
>
>
> On Thu, Sep 8, 2016 at 11:43 AM, Mark Thomas <ma...@apache.org> wrote:
>
> > On 08/09/2016 10:12, Mladen Adamović wrote:
> > > I want in some specific apps to enable HttpHeaderSecurityFilter (I
might
> > > have some insecure applications at the same server).
> >
> > <snip/>
> >
> > > But I've got the error message when running from Tomcat 8.0.9.0. This
> > > happened in a development environment, this Tomcat was installed with
> > > Netbeans 8.0.1.
> > >
> > >     08-Sep-2016 09:35:37.108 SEVERE [http-nio-8084-exec-7]
> > > org.apache.catalina.core.StandardContext.filterStart Exception
starting
> > > filter httpHeaderSecurity
> > >      java.lang.ClassNotFoundException: org.apache.catalina.filters.
> > > HttpHeaderSecurityFilter
> >
> > <snip/>
> >
> > > What could be the reason Tomcat is displaying ClassNotFoundExpceiotn
for
> > > org.apache.catalina.filters.HttpHeaderSecurityFilter, since this
exists
> > > since Tomcat 7?
> >
> > Read this:
> > http://svn.us.apache.org/repos/asf/tomcat/tc7.0.x/
> > trunk/webapps/docs/changelog.xml
> >
> > and this:
> > http://svn.us.apache.org/repos/asf/tomcat/tc8.0.x/
> > trunk/webapps/docs/changelog.xml
> >
> > Search for "HttpHeaderSecurityFilter" and read all the matching
> > changelog entries.
> >
> > Mark
> >
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> >
> >

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