protected void addTiePointGridsToProduct(final Product product) {
final GeoCoding geoCoding = getSourceProduct().getGeoCoding();
final String latGridName;
final String lonGridName;
if (geoCoding instanceof TiePointGeoCoding) {
final TiePointGeoCoding tiePointGeoCoding = (TiePointGeoCoding) geoCoding;
final TiePointGrid latGrid = tiePointGeoCoding.getLatGrid();
final TiePointGrid lonGrid = tiePointGeoCoding.getLonGrid();
latGridName = latGrid.getName();
lonGridName = lonGrid.getName();
} else {
latGridName = null;
lonGridName = null;
}
for (int i = 0; i < getSourceProduct().getNumTiePointGrids(); i++) {
final TiePointGrid sourceTiePointGrid = getSourceProduct().getTiePointGridAt(i);
final String gridName = sourceTiePointGrid.getName();
if (isNodeAccepted(gridName)
|| (gridName.equals(latGridName) || gridName.equals(lonGridName))) {
final TiePointGrid tiePointGrid =
TiePointGrid.createSubset(sourceTiePointGrid, getSubsetDef());
if (isFullScene(getSubsetDef()) && sourceTiePointGrid.isStxSet()) {
copyStx(sourceTiePointGrid, tiePointGrid);
}
product.addTiePointGrid(tiePointGrid);
copyImageInfo(sourceTiePointGrid, tiePointGrid);
}
}
}