method name: 'randSample', type: 'java.util.List<T>', params: [ list: 'java.util.List<T>', min: Integer, max: Integer ]
method name: 'randSample', type: 'java.util.List<T>', params: [ list: 'java.util.List<T>' ]

def randSample(List list<T>, Integer min, Integer max) {
    shuffle(list).take nextInt(min, max)
}

def randSample(List<T> list) {
    randSample list, 0, list.size()+1
}