Java Paths

Java Paths

1. .jar

   • java -jar application.jar
   • class files
   • resources
   • like "tar"
     • jar -cvf output.jar sourceroot
     • jar -xvf output.jar
   • manifest.mf
     • Allows jar to be runnable
     • jar -cvmf myManifest.mf output.jar sourceroot
     • keyword : value
       • Main-Class : ClassName

2. PATH

   • Environment variable
   • Determines where bash, terminal or cmd will look for programs etc.

3. Classpath

   • Tells java where applications lie.
   • java -classpath .:myCode/myPackages/:myCode/webb.jar fieldsend.jonathan.opt.GA