// @todo Make sure units are meters
 public Array getElevation(Range range) throws IOException, InvalidRangeException {
   List section = new ArrayList(1);
   section.add(range);
   Array a = elevVar.read(section);
   if (elevVarUnitsConversionFactor == 1.0) return (a);
   for (IndexIterator it = a.getIndexIterator(); it.hasNext(); ) {
     if (elevVar.getDataType() == DataType.DOUBLE) {
       double val = it.getDoubleNext();
       it.setDoubleCurrent(val * elevVarUnitsConversionFactor);
     } else if (elevVar.getDataType() == DataType.FLOAT) {
       float val = it.getFloatNext();
       it.setFloatCurrent((float) (val * elevVarUnitsConversionFactor));
     } else if (elevVar.getDataType() == DataType.INT) {
       int val = it.getIntNext();
       it.setIntCurrent((int) (val * elevVarUnitsConversionFactor));
     } else if (elevVar.getDataType() == DataType.LONG) {
       long val = it.getLongNext();
       it.setLongCurrent((long) (val * elevVarUnitsConversionFactor));
     } else {
       throw new IllegalStateException(
           "Elevation variable type <"
               + elevVar.getDataType().toString()
               + "> not double, float, int, or long.");
     }
   }
   return (a);
 }
 public Array getData(Range range, String parameterName)
     throws IOException, InvalidRangeException {
   Variable variable = ncfile.getRootGroup().findVariable(parameterName);
   int varRank = variable.getRank();
   int[] varShape = variable.getShape();
   List section = new ArrayList(varRank);
   section.add(range);
   for (int i = 1; i < varRank; i++) {
     section.add(new Range(0, varShape[i] - 1));
   }
   Array array = variable.read(section);
   if (array.getShape()[0] == 1) {
     return (array.reduce(0));
   } else {
     return (array);
   }
   // return( array.getShape()[0] == 1 ? array.reduce( 0 ) : array);
 }
 // @todo Make sure units are degrees_east
 public Array getLongitude(Range range) throws IOException, InvalidRangeException {
   List section = new ArrayList(1);
   section.add(range);
   return (lonVar.read(section));
 }