cdm/src/main/java/ucar/nc2/ft2/simpgeometry/adapter/SimpleGeometryCS.java
public List<Polygon> getPolygons(String name, int indexBegin, int indexEnd) {
	  return builder.getPolygons(name, indexBegin, indexEnd);
  }
public List<Polygon> getPolygons(String name, int indexBegin, int indexEnd) {
	  return builder.getPolygons(name, indexBegin, indexEnd);
  }
Given a Variable name and a beginning index and end index, returns a list of
polygon (inclusive on both sides)

@param name
@param indexBegin
@param indexEnd
@return