private PointFeature nextFilteredDataPoint() throws IOException { if (orgIter == null) return null; if (!orgIter.hasNext()) return null; PointFeature pdata = orgIter.next(); while (!filter(pdata)) { if (!orgIter.hasNext()) return null; pdata = orgIter.next(); } return pdata; }
public PointFeature next() throws IOException { npts++; return pfIter.next(); }