The Sun Java System Web Server plug-in is contained in the SUNWspsjesws6.pkg package.
In a terminal window, become superuser.
Move to the directory containing the plug-in package.
Type the following command and press Return.
# pkgadd -d package_directory SUNWspsjesws6.pkg
The standalone JAR file is in the /opt/SUNWn1sps/plugins/com.sun.jes6_WS/ directory. The upgrade JAR file is in the /opt/SUNWn1sps/plugins/com.sun.jes6_WS/Upgrade directory.