public static String getServerBuilt() 
{
        return (serverBuilt);
}

Return the server built time for this version of Tomcat.

 public static String getServerInfo() 
{
     
        try {
            InputStream is = ServerInfo.class.getResourceAsStream
                ("/org/apache/catalina/util/ServerInfo.properties");
            Properties props = new Properties();
            props.load(is);
            is.close();
            serverInfo = props.getProperty("server.info");
            serverBuilt = props.getProperty("server.built");
            serverNumber = props.getProperty("server.number");
        } catch (Throwable t) {
            ;
        }
        if (serverInfo == null)
            serverInfo = "Apache Tomcat";
        if (serverBuilt == null)
            serverBuilt = "unknown";
        if (serverNumber == null)
            serverNumber = "5.5.0.0";
        return (serverInfo);
}

Return the server identification for this version of Tomcat.

 public static String getServerNumber() 
{
        return (serverNumber);
}

Return the server's version number.

 public static  void main(String[] args) 
{
        System.out.println("Server version: " + getServerInfo());
        System.out.println("Server built:   " + getServerBuilt());
        System.out.println("Server number:  " + getServerNumber());
        System.out.println("OS Name:        " +
                           System.getProperty("os.name"));
        System.out.println("OS Version:     " +
                           System.getProperty("os.version"));
        System.out.println("Architecture:   " +
                           System.getProperty("os.arch"));
        System.out.println("JVM Version:    " +
                           System.getProperty("java.runtime.version"));
        System.out.println("JVM Vendor:     " +
                           System.getProperty("java.vm.vendor"));
}