I found a solution for my problem.
In the deployment folder (jboss_home/server/default/deploy) i created a folder called 'charts.war'. In the charts.war-folder i created a WEB-INF folder in which i stored a basic web.xml.
The content of charts.war is now accessible via:
Now, the two parameters for my taglib are:
absolute path: C:\jboss-home\server\default\deploy\charts.war
relative path: /charts/
The taglib creates a chart-image in the charts.war folder. And my jsp-pages can access the image with the image-tag: .
I got a better way to share your files on JBoss + Tomcat . FYI.
Update the "jboss-service.xml" in the directory
add these lines in: