private ContourDataset createDataset() {
List dirs = content.getDirectories();
List dateList = new ArrayList();
Date firstDate = content.getFirstDate();
Date lastDate = content.getLastDate();
Calendar cal = new GregorianCalendar();
cal.setTime(firstDate);
while (cal.getTime().before(lastDate)) {
dateList.add(cal.getTime());
cal.add(Calendar.DATE, 1);
}
dateList.add(lastDate);
Double[][] values = new Double[dateList.size()][dirs.size()];
for (int i = 0; i < dateList.size(); i++) {
Iterator dirsIt = dirs.iterator();
IntegerMap changesMap = new IntegerMap();
while (dirsIt.hasNext()) {
Directory dir = (Directory) dirsIt.next();
RevisionIterator revIt = new RevisionSortIterator(dir.getRevisionIterator());
while (revIt.hasNext()) {
CvsRevision rev = revIt.next();
Date revDate = rev.getDate();
Date currDate = (Date) dateList.get(i);
Date nextDate = null;
if (i < dateList.size() - 1) {
nextDate = (Date) dateList.get(i + 1);
}
if (revDate.equals(currDate) || (revDate.after(currDate) && revDate.before(nextDate))) {
changesMap.inc(dir);
}
}
}
Iterator cIt = changesMap.iteratorSortedByKey();
while (cIt.hasNext()) {
Directory dir = (Directory) cIt.next();
int dirIndex = dirs.indexOf(dir);
// values[i][dirIndex] = new Double(changesMap.getPercent(dir));
values[i][dirIndex] = new Double(changesMap.getPercentOfMaximum(dir));
}
}
int numValues = dateList.size() * dirs.size();
Date[] oDateX = new Date[numValues];
Double[] oDoubleY = new Double[numValues];
Double[] oDoubleZ = new Double[numValues];
for (int x = 0; x < dateList.size(); x++) {
for (int y = 0; y < dirs.size(); y++) {
int index = (x * dirs.size()) + y;
oDateX[index] = (Date) dateList.get(x);
oDoubleY[index] = new Double(y);
if ((values[x][y] != null)
&& ((values[x][y].isNaN()) || (values[x][y].equals(new Double(0))))) {
values[x][y] = null;
}
oDoubleZ[index] = values[x][y];
}
}
oDoubleZ[0] = new Double(0.0);
return new DefaultContourDataset(getTitle(), oDateX, oDoubleY, oDoubleZ);
}
public int visit(CvsRevision rev) {
fileCount += rev.getFileCountDelta();
return fileCount;
}
