How to run java class file inside the war file [duplicate]

Question

i am having war file called Sample.war. in this war file i have the main class called "Maintest" .i want to run or execute the Maintest class from out side the war .how to do this

Answer 1

War files are just Jar files with extra metadata. So, you should be fine to do:

java -classpath application.war Maintest

That will load the class Maintest from the war file application.war and run it