private String getValue(CategoryDataset categoryDataset, int i, int i1) {
String currentValue = "";
try {
GridPointInfo point = new GridPointInfoImpl();
point.setSeries(new SeriesInfoImpl());
point.setKey(categoryDataset.getColumnKey(i1));
point.setValue(categoryDataset.getValue(i, i1));
point.getSeries().setKey(categoryDataset.getRowKey(i));
point.getSeries().setIndex(categoryDataset.getRowIndex(categoryDataset.getRowKey(i)));