예제 #1
0
  /**
   * Getting URI for a single radar station.
   *
   * @param stnName radar station name
   * @param absTime is absolute time
   * @return URI
   * @throws IOException java io exception
   */
  public URI getRadarDatasetURI(String stnName, Date absTime) throws IOException {
    // absTime is a member of  datasetsDateURI
    InvDataset invdata = queryRadarStation(stnName, absTime);
    List<InvAccess> acess = invdata.getAccess();
    InvAccess ia = (InvAccess) acess.get(0);
    URI ui = ia.getStandardUri();

    if (ui == null) {
      throw new IOException("Invalid time selected: " + absTime.toString() + "\n");
    }

    return ui;
  }
예제 #2
0
  /**
   * _more_
   *
   * @param stnName _more_
   * @param productID _more_
   * @param absTime _more_
   * @return _more_
   * @throws IOException _more_
   */
  public URI getRadarDatasetURI(String stnName, String productID, Date absTime) throws IOException {
    // absTime is a member of  datasetsDateURI

    if (productID == null) {
      return getRadarDatasetURI(stnName, absTime);
    }

    InvDataset invdata = queryRadarStation(stnName, productID, absTime);
    /*  List dsets = idata.getDatasets();
    int siz = dsets.size();
    if(siz != 1)
        return null;

    InvDataset invdata = (InvDataset)dsets.get(0);     */
    List acess = invdata.getAccess();
    InvAccess ia = (InvAccess) acess.get(0);
    URI ui = ia.getStandardUri();

    if (ui == null) {
      throw new IOException("Invalid time selected: " + absTime.toString() + "\n");
    }

    return ui;
  }
예제 #3
0
  /**
   * 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;
  }