private Map<Integer, Waypoint> createWaypointByWaypointId() {
Map<Integer, Waypoint> waypointByWaypointIdMap = new TreeMap<Integer, Waypoint>();
for (Waypoint wPoint : waypoints) {
waypointByWaypointIdMap.put(wPoint.getId(), wPoint);
}
return waypointByWaypointIdMap;
}
private List<Waypoint> createAllWaypointsFromExternalFile()
throws IOException {
List<Waypoint> result = new ArrayList<Waypoint>();
String fileName = "waypoints.csv";
InputStream is = context.getAssets().open(fileName);
InputStreamReader isr = new InputStreamReader(is);
BufferedReader br = new BufferedReader(isr);
String readStr;
br.readLine(); // 첫 줄 버림.
while ((readStr = br.readLine()) != null) {
String[] tokens = readStr.split(delimiter);
Waypoint wayPoint = new Waypoint();
wayPoint.setId(Integer.parseInt(tokens[0]));
wayPoint.setX(Double.parseDouble(tokens[1]));
wayPoint.se Integer avgSignalStrength = 0;
for (Integer signalStrength : signalsByApId.get(apId)) {
avgSignalStrength = avgSignalStrength + signalStrength;
}
avgSignalStrength = (int) ((double) avgSignalStrength / (double) signalsByApId
.get(apId).size());
representiveApSet.add(new ApSet(fingerprintId, apId,
avgSignalStrength));
}
newApSets.addAll(representiveApSet);
Fingerprint representiveFingerprint = new Fingerprint(
fingerprintId, time, x, y, z);
this.fingerprints.add(representiveFingerprint);
this.fingerprintByFingerprintIdMap.put(fingerprintId,
representiveFingerprint);
newFingerprintByCoordinateMap.put(coordinate,
representiveFingerprint);
newApSetsByFingerprintIdMap.put(fingerprintId, representiveApSet);
fingerprintId++;
}
private Map<Double, List<WaypointLink>> createWaypointLinksByZ() {
Map<Double, List<WaypointLink>> waypointLinksByZMap = new TreeMap<Double, List<WaypointLink>>();
for (WaypointLink wayLink : waypointLinks) {
Waypoint waypoint = waypointByWaypointIdMap.get(wayLink
.getStartPointId());
if (waypointLinksByZMap.get(waypoint.getZ()) == null) {
waypointLinksByZMap.put(waypoint.getZ(),
new ArrayList<WaypointLink>());
}
waypointLinksByZMap.get(waypoint.getZ()).add(wayLink);
}
return waypointLinksByZMap;
}
