NapGen's XML validation was written in Java. Tomcat is a way of serving up Java servlet.
Here are the steps setting up Tomcat:
32-bit/64-bit Windows Service Installer(e.g.
apache-tomcat-6.0.35.exe) from http://tomcat.apache.org.
Choose Componentsdialog box, select also the item
Host Manager.
Configurationdialog box, enter the user name and password that will be used for logging into Tomcat as an administrator.
WARNING: There are server attacks targeting Tomcat to have it running malware. If your Tomcat installation will be visible on the Internet via port scanning, be sure to have the administrator user name and password be very secure, meaning that they are not easily matched using a language dictionary.
Java Virtual Machinedialog box:
Nextto continue.
Choose Install Locationdialog box, specify a directory for installing Tomcat (e.g.
c:\bin\ApacheSoftwareFoundation\Tomcat-6.0.35).
If nothing shows up, it may be that another software is
already using port 8080. Use the DOS command netstat -noa
to find out which process/software is using that port.
WARNING: Do NOT configure Tomcat to listen to a different port. NapGen uses port 8080 to reach Tomcat.
install\warfolder to Tomcat's web application directory (e.g.
c:\bin\ApacheSoftwareFoundation\Tomcat-6.0.35\webapps).
/Xerces2Val.
runningcolumn shows
true. If it is not, click on its
startlink.