How to make System command calls in Java/Groovy?

Question

What I want to do is invoke maven from a groovy script. The groovy script in question is used as a maven wrapper to build J2EE projects by downloading a tag and invoking maven o

Answer 1

For Java 7+ stdio redirection:

new ProcessBuilder('cmd', …args…).redirectOutput(ProcessBuilder.Redirect.INHERIT).start().waitFor();