Examples of ucar.grib.grib2.Grib2GDSVariables

ucar.grib.grib2.Grib2Product
Representing the grid definition section (GDS) of a GRIB record as variables are extracted from a byte[]. This is section 3 of a Grib record that contains information about the grid


    if (firstRecord instanceof GribGridRecord) {
      GribGridRecord ggr = (GribGridRecord) firstRecord;


      if (ggr.getEdition() == 2) {
        Grib2Pds pds2 = (Grib2Pds) ggr.getPds();
        String useGenType = pds2.getUseGenProcessType();
        if (useGenType != null)
          f.format("_%s", useGenType);
      }


      String suffixName = ggr.makeSuffix( );

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  }


  private GridParameter getParameter() {
    GridParameter p = null;
      if (edition == 2) {
        Grib2Pds pds2 = (Grib2Pds) pds;
        p = ParameterTable.getParameter(discipline, pds2.getParameterCategory(), pds.getParameterNumber());


      } else {
        GribPDSParamTable pt = null;
        try {
          pt = GribPDSParamTable.getParameterTable(center, subCenter, tableVersion);

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        result += result * 37 + getParameterName().hashCode();
        String statName = getStatisticalProcessTypeNameShort();
        if (statName != null) result += result * 37 + statName.hashCode();


      } else {
        Grib2Pds pds2 = (Grib2Pds) pds;
        int productTemplate = pds2.getProductDefinitionTemplate();


        result += result * 37 + discipline;
        result += result * 37 + getLevelType1();
        result += result * 37 + pds2.getParameterCategory();
        result += result * 37 + productTemplate;
        String statName = getStatisticalProcessTypeNameShort();
        if (statName != null) result += result * 37 + statName.hashCode();


        result += result * 37 +  getLevelType2(); // ??
        result += result * 37 + pds2.getParameterNumber();
        String useGenType = pds2.getUseGenProcessType();
        if (useGenType != null) result += result * 37 + useGenType.hashCode();


        if (pds2.isEnsembleDerived()) {
          Grib2Pds.PdsEnsembleDerived pdsDerived = (Grib2Pds.PdsEnsembleDerived) pds2;
          result += result * 37 + pdsDerived.getDerivedForecastType(); // derived type (table 4.7)


        } else if (pds2.isEnsemble()) {
          result += result * 37 + 1; 
        }


        if (pds2.isProbability()) {
          Grib2Pds.PdsProbability pdsProb = (Grib2Pds.PdsProbability) pds2;
          String name = getProbabilityVariableNameSuffix(pdsProb.getProbabilityLowerLimit(), pdsProb.getProbabilityUpperLimit(), pdsProb.getProbabilityType());
          result +=  result * 37 + name.hashCode();
        }
      }

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    Formatter f = new Formatter();
    String desc = getParameterDescription();
    f.format("%s", desc);


    if (edition == 2) {
      Grib2Pds pds2 = (Grib2Pds) pds;
      String useGenType = pds2.getUseGenProcessType();
      if (useGenType != null)
        f.format("_%s", useGenType);
    }


    if (useLevel) {

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       f.format("_%s", statName);
       disambig = true;
    }


    if (edition == 2) {
       Grib2Pds pds2 = (Grib2Pds) pds;


       if (pds2.isEnsembleDerived()) {
         Grib2Pds.PdsEnsembleDerived pdsDerived = (Grib2Pds.PdsEnsembleDerived) pds2;
         int type = pdsDerived.getDerivedForecastType(); // derived type (table 4.7)
         f.format("_%s", Grib2Tables.codeTable4_7short(type));
         disambig = true;


       } else if (pds2.isProbability()) {
         Grib2Pds.PdsProbability pdsProb = (Grib2Pds.PdsProbability) pds2;
         String name = getProbabilityVariableNameSuffix(pdsProb.getProbabilityLowerLimit(), pdsProb.getProbabilityUpperLimit(), pdsProb.getProbabilityType());
         f.format("_%s", name);
         disambig = true;
       }

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    List<GridRecord> grList = index.getGridRecords();
    for (GridRecord gr : grList) {
      GribGridRecord ggr = (GribGridRecord) gr;
      int genType = ggr.getPds().getGenProcessId();
      if (!isGrib1) {
        Grib2Pds pds =  (Grib2Pds) ggr.getPds();
        genType = pds.getGenProcessType();
      }
      List<String> uses = map.get(genType);
      if (uses == null) {
        uses = new ArrayList<String>();
        map.put(genType, uses);

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    List<GridRecord> grList = index.getGridRecords();
    for (GridRecord gr : grList) {
      GribGridRecord ggr = (GribGridRecord) gr;
      if (!ggr.isInterval()) continue;


      Grib2Pds pds = (Grib2Pds) ggr.getPds();
      Grib2Pds.PdsInterval pdsIntv = (Grib2Pds.PdsInterval) pds;
      for (Grib2Pds.TimeInterval intv : pdsIntv.getTimeIntervals()) {
        int val = intv.timeIncrementType;
        List<String> uses = map.get(val);
        if (uses == null) {

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    List<GridRecord> grList = index.getGridRecords();
    for (GridRecord gr : grList) {
      GribGridRecord ggr = (GribGridRecord) gr;
      if (!ggr.isInterval()) continue;


      Grib2Pds pds = (Grib2Pds) ggr.getPds();
      System.out.printf(" ref=%s fore=%s%n", df.toDateTimeStringISO(gr.getReferenceTime()), df.toDateTimeStringISO(pds.getForecastDate()));


      Grib2Pds.PdsInterval pdsIntv = (Grib2Pds.PdsInterval) pds;
      long timeEnd = pdsIntv.getIntervalTimeEnd();
      int[] intv = pds.getForecastTimeInterval();
      long startDate = Grib2Pds.makeDate(gr.getReferenceTime().getTime(), pds.getTimeUnit(), intv[0], cal);
      long endDate = Grib2Pds.makeDate(gr.getReferenceTime().getTime(), pds.getTimeUnit(), intv[1], cal);


      System.out.printf("  intv=[%s, %s] = [%d,%d]%n",  df.toDateTimeStringISO(new Date(startDate)),
              df.toDateTimeStringISO(new Date(endDate)), intv[0], intv[1]);
      System.out.printf("  timeEnd=%s", df.toDateTimeStringISO(new Date(timeEnd)));

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    // params getProducts (implies  unique GDSs too), oneRecord
    g2i.scan(true, false);
    List<Grib2Product> products = g2i.getProducts();
    boolean passOne = true;
    for (int i = 0; i < products.size(); i++) {
      Grib2Product product = products.get(i);
      raf.seek(product.getPdsOffset());
      PdsReader2 pds = new PdsReader2(raf);
      Grib2Pds gpv = pds.pdsVars;
      if (passOne) {
        System.out.println(" Section = " + gpv.getSection());
        System.out.println(" Length = " + gpv.getLength());

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    // params getProducts (implies  unique GDSs too), oneRecord
    g2i.scan(true, false);
    List<Grib2Product> products = g2i.getProducts();
    boolean passOne = true;
    for (int i = 0; i < products.size(); i++) {
      Grib2Product product = products.get(i);
      raf.seek(product.getGdsOffset());
      GdsReader2 gds = new GdsReader2(raf, true);
      Grib2GDSVariables gpv = gds.gdsVars;
      if (passOne) {
        System.out.println(" Section = " + gpv.getSection());
        System.out.println(" Length = " + gpv.getLength());

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