cdm/src/main/java/ucar/unidata/geoloc/LatLonPointImpl.java
static public boolean betweenLon(double lon, double lonBeg, double lonEnd) {
    lonBeg = lonNormal(lonBeg, lon);
    lonEnd = lonNormal(lonEnd, lon);
    return (lon >= lonBeg) && (lon <= lonEnd);
  }
static public boolean betweenLon(double lon, double lonBeg, double lonEnd) {
    lonBeg = lonNormal(lonBeg, lon);
    lonEnd = lonNormal(lonEnd, lon);
    return (lon >= lonBeg) && (lon <= lonEnd);
  }
Test if point lies between two longitudes, deal with wrapping.

@param lon    point to test
@param lonBeg beginning longitude
@param lonEnd ending longitude
@return true if lon is between lonBeg and lonEnd.
@deprecated