This is an example on how to parse arguments passed to a groovy script

getParams.groovy

// This is an example on how to parse arguments passed to a groovy script
import jenkins.model.*

if (args.length != 2 ) {
  println "Error on arguments!"
}
def jobName  = args[0] ?: 'a_job'
def viewName = args[1] ?: 'a_view'

println jobName + ' ' + viewName

def v = Jenkins.instance.getView(viewName)
def i = Jenkins.instance.getItemByFullName(jobName)
if (v && i) {
  v.add(i)
}