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 boolean hasNext() throws IOException { if (pfIter == null) { pfIter = getNextIterator(); if (pfIter == null) { finish(); return false; } } if (!pfIter.hasNext()) { pfIter.finish(); currentDataset.close(); if (CompositeDatasetFactory.debug) System.out.printf( "CompositeStationFeatureIterator close dataset: %s%n", currentDataset.getLocation()); pfIter = getNextIterator(); return hasNext(); } return true; }
public void finish() { if (finished) return; if (pfIter != null) pfIter.finish(); if (currentDataset != null) try { currentDataset.close(); if (CompositeDatasetFactory.debug) System.out.printf( "CompositeStationFeatureIterator close dataset: %s%n", currentDataset.getLocation()); } catch (IOException e) { throw new RuntimeException(e); } finishCalcBounds(); finished = true; // if (CompositeStationFeature.this.npts < 0) // LOOK needed ? // CompositeStationFeature.this.npts = getCount(); }
public void finish() { if (finished) return; orgIter.finish(); finishCalcBounds(); finished = true; }
public void setBufferSize(int bytes) { orgIter.setBufferSize(bytes); }
public PointFeature next() throws IOException { npts++; return pfIter.next(); }