private CategoryDataset createDataset() {
DefaultCategoryDataset setCategory = new DefaultCategoryDataset();
try {
Part part = this.mainFrame.getCurrentPart();
BookModel model = this.mainFrame.getBookModel();
Session session = model.beginTransaction();
StrandDAOImpl daoStrand = new StrandDAOImpl(session);
List strands = daoStrand.findAll();
SceneDAOImpl daoScene = new SceneDAOImpl(session);
List scenes = daoScene.findDistinctDates(part);
double d = 0.0D;
Iterator iStrand = strands.iterator();
while (iStrand.hasNext()) {
Strand strand = (Strand) iStrand.next();
Iterator iScene = scenes.iterator();
while (iScene.hasNext()) {
Date date = (Date) iScene.next();
long l = daoStrand.countByDate(date, strand);
setCategory.addValue(l, strand, date);
d += l;
}
}
model.commit();
this.average = (d / (strands.size() + scenes.size()));
} catch (Exception exc) {
System.err.println("StrandsByDateChart.createDataset() Exception : " + exc.getMessage());
}
return setCategory;
}
