How to set CLASSPATH in Linux to let java find jar file?

Question

Under Linux I am trying to run a jar file as follows:

java -jar plantuml.jar -testdot

while having CLASSPATH set to any of th

Answer 1

You have to supply the complete path after the parameter -jar. So for your example you have to call

java -jar /home/user/plantuml.jar -testdot

The $CLASSPATH is only evaluated to find additional files (classes/resources) but not the jar file defined in the command line.