qstatTaskIdsToList.groovy

/*
How to get a task IDs from a qstat grid engine report civilized 
qstat reports failed tasks as comma separated mixed list of task-IDs and range-like task-IDs
Example: '135-139:1,143,146,147'
We want to transform this to a civilized Array List like: [135, 136, 137, 138, 139, 143, 146, 147]
*/
mixedListRanges='135-139:1,143,146,147'
def failedTasks=mixedListRanges.tokenize(',').collect{qstatRangeToList(it)}.flatten()

def qstatRangeToList(String rangeString){
  l=[]
  if (rangeString.contains('-')){
    println rangeString
    rFirst=rangeString.split('-')[0] as int
    rLast=rangeString.split('-')[1].split(':')[0]as int
    rStep=rangeString.split('-')[1].split(':')[1] as int
    taskRange=rFirst..rLast
    taskRangeList=taskRange.step(rStep)
    return taskRangeList    
  } else{
    l.add(rangeString as int)
    return l
  }
}