Jar package operation

modify jar Package content

• To hide tomcat The version number of

Modification steps

1. Get into tomcat/lib/, Backup catalina.jar
2. decompression catalina.jar,unzip catalina.jar
3. Get into org/apache/catalina/util, Edit profile ServerInfo.properties
   Delete the following ：
   server.info=Apache Tomcat
   server.number=0.0.0.0
   server.built=Nov 7 2016 20:05:27 UTC
4. Compress the modified information back catalina.jar
   jar uvf catalina.jar org/apache/catalina/util/ServerInfo.properties
5. restart tomcat