/**
* get all radar station within box.
*
* @param boundingBox the bounding box
* @param cancel the cancel task
* @return List Station objects
* @throws IOException java io exception
*/
public List<Station> getStations(LatLonRect boundingBox, ucar.nc2.util.CancelTask cancel)
throws IOException {
Collection<Station> sl = stationHMap.values();
List<Station> dsl = new ArrayList();
if (!boundingBox.containedIn(radarRegion)) {
return null;
}
// for (Iterator it = sl.iterator(); it.hasNext(); ) {
// Station s = (Station) it.next();
for (Station s : sl) {
// LatLonPointImpl latlonPt = new LatLonPointImpl();
// latlonPt.set(s.getLatitude(), s.getLongitude());
// if (boundingBox.contains(latlonPt)) {
if (boundingBox.contains(s.getLatLon())) {
dsl.add(s);
}
if ((cancel != null) && cancel.isCancel()) {
return null;
}
}
return dsl;
}
/**
* Getting data for a single radar station, with time range.
*
* @param sName radar station name
* @param dateSelect the date time selection information
* @param cancel _more_
* @return list of radialDatasetSweep
* @throws IOException _more_
*/
public List getData(String sName, DateSelection dateSelect, ucar.nc2.util.CancelTask cancel)
throws IOException {
if ((cancel != null) && cancel.isCancel()) {
return null;
}
TDSRadarDatasetInfo dri =
queryRadarStation(sName, dateSelect.getStartFixedDate(), dateSelect.getEndFixedDate());
List datasetList = new ArrayList();
List datasetINVs = dateSelect.apply(dri.getInvList());
Iterator it = datasetINVs.iterator();
while (it.hasNext()) {
InvDatasetInfo ifo = (InvDatasetInfo) it.next();
InvDataset tdata = ifo.inv;
ThreddsDataFactory tdFactory = new ThreddsDataFactory();
ThreddsDataFactory.Result result;
result = tdFactory.openFeatureDataset(tdata, null);
datasetList.add(result.featureDataset);
if ((cancel != null) && cancel.isCancel()) {
return null;
}
}
return datasetList;
}
/**
* get all radar station.
*
* @return List of type Station objects
*/
public List<Station> getRadarStations() {
List<Station> slist = new ArrayList();
Iterator it = this.stationHMap.values().iterator();
while (it.hasNext()) {
slist.add((Station) it.next());
}
return slist;
}
/**
* Getting data for a single radar station.
*
* @param stnName radar station name
* @param start of the time
* @param end of the time
* @return data URI list
* @throws IOException java io exception
*/
public List getRadarStationURIs(String stnName, Date start, Date end) throws IOException {
TDSRadarDatasetInfo dri = queryRadarStation(stnName, start, end);
List<DatasetURIInfo> uList = dri.getURIList();
List<URI> datasetsURI = new ArrayList();
for (DatasetURIInfo du : uList) {
datasetsURI.add(du.uri);
}
return datasetsURI;
}
/**
* get variable list from parent element
*
* @param elem _more_
* @param ns _more_
* @return list of varibles
*/
public List<Product> readSelectVariable(Element elem, Namespace ns) {
// look for stations
List<Product> varlist = new ArrayList<Product>();
Element v = elem.getChild("Variables", ns);
List<Element> varInfo = v.getChildren();
for (Element p : varInfo) {
Product s;
String id = p.getAttributeValue("name");
if (id.contains("/")) {
String c[] = id.split("/");
s = new Product(c[0], c[1]);
varlist.add(s);
} else {
String name = p.getAttributeValue("vocabulary_name");
s = new Product(id, name);
varlist.add(s);
}
}
return varlist;
}
/**
* Getting data Iterator for a single radar station.
*
* @param stnName radar station name
* @param start of the time
* @param end of the time
* @return dataset list
* @throws IOException java io exception
*/
public List getRadarStationDatasets(String stnName, Date start, Date end) throws IOException {
List datasetList = new ArrayList();
TDSRadarDatasetInfo dri = queryRadarStation(stnName, start, end);
List<InvDatasetInfo> iList = dri.getInvList();
for (InvDatasetInfo iv : iList) {
InvDataset tdata = iv.inv;
ThreddsDataFactory tdFactory = new ThreddsDataFactory();
ThreddsDataFactory.Result result;
result = tdFactory.openFeatureDataset(tdata, null);
datasetList.add(result.featureDataset);
}
return datasetList;
}
/**
* get start and end elemnt form parent element
*
* @param elem _more_
* @param ns _more_
* @return list of times
*/
public List<String> readSelectTime(Element elem, Namespace ns) {
// look for stations
Element region = elem.getChild("TimeSpan", ns);
java.util.List regionInfo = region.getChildren();
// lat, lon
Element start = region.getChild("start", ns);
String sv = start.getValue();
Element end = region.getChild("end", ns);
String ev = end.getValue();
List<String> ll = new ArrayList<String>();
ll.add(sv);
ll.add(ev);
return ll;
}
/**
* getting data uri list
*
* @param sName station name
* @param dateSelect the date selection
* @param cancel the cancel task
* @return the list of URIs
* @throws IOException problem reading URIs
*/
public List<URI> getDataURIs(
String sName, DateSelection dateSelect, ucar.nc2.util.CancelTask cancel) throws IOException {
if ((cancel != null) && cancel.isCancel()) {
return null;
}
TDSRadarDatasetInfo dri =
queryRadarStation(sName, dateSelect.getStartFixedDate(), dateSelect.getEndFixedDate());
// create a list to hold URIs
List<DatasetURIInfo> datasetsURIs = dateSelect.apply(dri.getURIList());
List<URI> uriList = new ArrayList();
for (DatasetURIInfo ufo : datasetsURIs) {
URI u = ufo.uri;
uriList.add(u);
if ((cancel != null) && cancel.isCancel()) {
return null;
}
}
return uriList;
}
/**
* Getting invDataset list for a single radar station.
*
* @param stnName radar station name
* @param productID _more_
* @param start of the time
* @param end of the time
* @return list of invDataset
* @throws IOException java io exception
*/
private TDSRadarDatasetInfo queryRadarStation(
String stnName, String productID, Date start, Date end) throws IOException {
// http://motherlode.ucar.edu:9080/thredds/idd/radarLevel2?returns=catalog&stn=KFTG&dtime=latest
StringBuilder queryb = new StringBuilder();
String baseURI = dsc_location.replaceFirst("/dataset.xml", "?");
queryb.append(baseURI);
queryb.append("&stn=" + stnName);
if (productID != null) {
queryb.append("&var=" + productID);
}
if ((start == null) && (end == null)) {
queryb.append("&time=present");
} else if (end == null) {
String stime = DateUtil.getTimeAsISO8601(start).replaceAll("GMT", "");
queryb.append("&time_start=" + stime);
queryb.append("&time_end=present");
} else {
String stime = DateUtil.getTimeAsISO8601(start).replaceAll("GMT", "");
String etime = DateUtil.getTimeAsISO8601(end).replaceAll("GMT", "");
queryb.append("&time_start=" + stime);
queryb.append("&time_end=" + etime);
}
URI catalogURI;
try {
catalogURI = new URI(queryb.toString());
} catch (java.net.URISyntaxException e) {
throw new IOException("** MalformedURLException on URL <" + ">\n" + e.getMessage() + "\n");
}
InvCatalogFactory factory = new InvCatalogFactory("default", false);
// visad.util.Trace.call1("TDSRadarDatasetCollection.readXML");
InvCatalogImpl catalog = (InvCatalogImpl) factory.readXML(catalogURI);
// visad.util.Trace.call2("TDSRadarDatasetCollection.readXML");
StringBuilder buff = new StringBuilder();
// visad.util.Trace.call1("TDSRadarDatasetCollection.checkCatalog");
if (!catalog.check(buff)) {
throw new IOException("Invalid catalog <" + catalogURI + ">\n" + buff.toString());
}
// visad.util.Trace.call2("TDSRadarDatasetCollection.checkCatalog");
List<InvDataset> datasets = catalog.getDatasets();
InvDataset idata = (InvDataset) datasets.get(0);
List<InvDataset> dsets = idata.getDatasets();
List<Date> absTimeList = new ArrayList<Date>();
List<DatasetURIInfo> dURIList = new ArrayList<DatasetURIInfo>();
List<InvDatasetInfo> dInvList = new ArrayList<InvDatasetInfo>();
// visad.util.Trace.call1("TDSRadarDatasetCollection.getLists");
for (InvDataset tdata : dsets) {
List<InvAccess> acess = tdata.getAccess();
List<DateType> dates = tdata.getDates();
InvAccess ia = (InvAccess) acess.get(0);
URI d = ia.getStandardUri();
Date date = ((DateType) dates.get(0)).getDate();
absTimeList.add(date);
dURIList.add(new DatasetURIInfo(d, date));
dInvList.add(new InvDatasetInfo(tdata, date));
}
// visad.util.Trace.call2("TDSRadarDatasetCollection.getLists");
TDSRadarDatasetInfo dri = new TDSRadarDatasetInfo(absTimeList, dURIList, dInvList);
return dri;
}
