retog / sling-stanbol

A sling distro including stanbol and sling frontend to stanbol services

Sling-Stanbol

An Apache Sling launcher containing Apache Stanbol and a servlet offering a front-end to the Enhancer to the enhancer services

Compiling

Sling-Stanbol is compiled using maven version 3 or higher. You can download maven from http://maven.apache.org/download.html.

As some of he dependecies are not (yet) available in maven central repository their source is included as git submodules. They are built with the top level maven build.

make sure you have the submodules installed with

git submodule init git submodule update

You can compile sling-stanbol by running mvn install in the directory where this readme file is located.

Important note regarding Webdav

Webdav is broken with the lastest Sling release, so you need to manually downgrade a bundle:

See https://issues.apache.org/jira/browse/SLING-2443, you need to revert org.apache.sling.servlets.resolver to 2.1.0 .

Launching

• change diretcory to sling-stanbol-launcher/target
• start the laucher with java -jar sling-stanbol-launcher-1.0-SNAPSHOT.jar
• You may upload html document (using WebDav for example) and open them in the browser, by adding the ".stanbol" suffix to the URI you should see a page that allows enhancing and editing the resource
• To try the resource page you may go to http://localhost:8080/slingstanbol/turkey.html.stanbol
• Try out the enhancer servlet at: http://localhost:8080/stanbol/enhancer

Further Information

• Enhancing documents demo: http://vimeo.com/31509786
• Facetted browsing demo: http://blog.iks-project.eu/sling-stanbol-cms-adapte/

sling-stanbol's Issues

SlingMainServlet fails to register on first start

During the first launch the SlingMainServlet cannot be registered on thus the main web functionality is not available. The following error is logged:

20.03.2012 08:54:06.827 ERROR [FelixStartLevel] org.apache.sling.engine.impl.SlingMainServlet Cannot register ApacheSling/2.2 (unregistered, Java HotSpot(TM) Server VM 1.6.0_26, Linux 3.0.0-16-generic-pae i386) org.osgi.service.http.NamespaceException: Servlet with alias already registered

EnhancingObserver unsatisfied at beginning

EnhancingObserver needs to be deactivated and activated again to be active.