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parse 'service down' in JSON nearby stations

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git-svn-id: https://public-transport-enabler.googlecode.com/svn/trunk@836 0924bc21-9374-b0fa-ee44-9ff1593b38f0
This commit is contained in:
andreas.schildbach@gmail.com 2011-10-21 20:17:18 +00:00
parent 3233daf902
commit a14c837b8b
1 changed files with 28 additions and 16 deletions
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44
src/de/schildbach/pte/AbstractHafasProvider.java
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@ -1247,27 +1247,41 @@ public abstract class AbstractHafasProvider extends AbstractNetworkProvider
{
final CharSequence page = ParserUtils.scrape(uri, false, null, jsonEncoding, null);
final List<Location> stations = new ArrayList<Location>();
try
{
final JSONObject head = new JSONObject(page.toString());
final JSONArray aStops = head.getJSONArray("stops");
for (int i = 0; i < aStops.length(); i++)
final int error = head.getInt("error");
if (error == 0)
{
final JSONObject stop = aStops.optJSONObject(i);
final int id = stop.getInt("extId");
final String name = ParserUtils.resolveEntities(stop.getString("name"));
final int lat = stop.getInt("y");
final int lon = stop.getInt("x");
final int stopWeight = stop.optInt("stopweight", -1);
final JSONArray aStops = head.getJSONArray("stops");
final int nStops = aStops.length();
final List<Location> stations = new ArrayList<Location>(nStops);
if (stopWeight != 0)
for (int i = 0; i < nStops; i++)
{
final String[] placeAndName = splitPlaceAndName(name);
stations.add(new Location(LocationType.STATION, id, lat, lon, placeAndName[0], placeAndName[1]));
final JSONObject stop = aStops.optJSONObject(i);
final int id = stop.getInt("extId");
final String name = ParserUtils.resolveEntities(stop.getString("name"));
final int lat = stop.getInt("y");
final int lon = stop.getInt("x");
final int stopWeight = stop.optInt("stopweight", -1);
if (stopWeight != 0)
{
final String[] placeAndName = splitPlaceAndName(name);
stations.add(new Location(LocationType.STATION, id, lat, lon, placeAndName[0], placeAndName[1]));
}
}
return new NearbyStationsResult(null, stations);
}
else if (error == 2)
{
return new NearbyStationsResult(null, NearbyStationsResult.Status.SERVICE_DOWN);
}
else
{
throw new RuntimeException("unknown error: " + error);
}
}
catch (final JSONException x)
@ -1275,8 +1289,6 @@ public abstract class AbstractHafasProvider extends AbstractNetworkProvider
x.printStackTrace();
throw new RuntimeException("cannot parse: '" + page + "' on " + uri, x);
}
return new NearbyStationsResult(null, stations);
}
private final static Pattern P_NEARBY_COARSE = Pattern.compile("<tr class=\"(zebra[^\"]*)\">(.*?)</tr>", Pattern.DOTALL);