public RentalRoute(RentalZone x, RentalZone y) {
// build deterministic pair
if (x.getLat() > y.getLat()) {
a = x;
b = y;
} else {
b = x;
a = y;
}
}
private static String createJsonOutput(
String varName, DataOfInterest what, Collection<RentalZone> zones) {
StringBuilder dataJson = new StringBuilder();
int pos = 0;
int max = -1;
for (RentalZone zone : zones) {
int actualData = extractDataOfInterest(zone, what);
if (actualData <= 0) continue;
if (actualData > max) max = actualData;
dataJson.append("\t\t{\"lat\": ");
dataJson.append(zone.getLat());
dataJson.append(", \"lng\": ");
dataJson.append(zone.getLng());
dataJson.append(", \"count\": ");
dataJson.append(actualData);
dataJson.append("}");
if (++pos < zones.size()) dataJson.append(',');
dataJson.append(" // ");
dataJson.append(zone.getBezeichnung());
dataJson.append("\n");
}
return "var "
+ varName
+ " = {\n\t\"max\": "
+ max
+ ",\n\t\"data\": [\n"
+ dataJson.toString()
+ "\n\t]\n};";
}
