// HashSet filters out duplicates
private HashSet<String> getNodesToMake() {
HashSet<String> toReturn = new HashSet<String>();
for (Datum d : getData()) {
toReturn.add(d.destIP);
toReturn.add(d.sourceIP);
}
return toReturn;
}
// Creates "destIP,sourceIP" strings to tell calling function
// which springs to make
public HashSet<String> getSpringsToMake() {
HashSet<String> toReturn = new HashSet<String>();
for (Datum d : getData()) {
toReturn.add(d.destIP + "," + d.sourceIP);
}
return toReturn;
}