In order for you to be able to host multiple domain names with JSP support you need to perform the following 2 steps:
1. After adding your domain names as parked or addon domains (Plesk/WSP) you need to set the proper mappings for these domains following the NGASI help guide at: http://www.ngasi.com/ngasihelp/ngasiuserguide/additional_domain_mapping.htm
2. You also need to Enable per application Virtual Hosting by following the steps at: https://tomcat.apache.org/tomcat-6.0-doc/virtual-hosting-howto.html
