/**
* move the cursor to the next known stat, returning true if a valid
* stat is available.
*
* @return true if a valid stat is available, otherwise false
*/
public boolean hasMoreStats() {
if (_stats.isEmpty())
return false;
_currentIsGraphed = false;
_currentStatName = (String)_stats.remove(0);
RateStat rs = _context.statManager().getRate(_currentStatName);
if (rs != null) {
_currentStatDescription = rs.getDescription();
if (_currentGroup == null)
_currentIsFirstInGroup = true;
else if (!rs.getGroupName().equals(_currentGroup))
_currentIsFirstInGroup = true;
else
_currentIsFirstInGroup = false;
_currentGroup = rs.getGroupName();
long period = rs.getPeriods()[0]; // should be the minimum
if (period <= 10*60*1000) {
Rate r = rs.getRate(period);
_currentCanBeGraphed = r != null;
if (_currentCanBeGraphed) {
// see above
//_currentIsGraphed = r.getSummaryListener() != null;
_currentGraphName = _currentStatName + "." + period;
_currentIsGraphed = _graphs.contains(_currentGraphName);
}
} else {
_currentCanBeGraphed = false;
}
} else {
FrequencyStat fs = _context.statManager().getFrequency(_currentStatName);
if (fs != null) {
_currentStatDescription = fs.getDescription();
if (_currentGroup == null)
_currentIsFirstInGroup = true;
else if (!fs.getGroupName().equals(_currentGroup))
_currentIsFirstInGroup = true;
else
_currentIsFirstInGroup = false;
_currentGroup = fs.getGroupName();
_currentCanBeGraphed = false;
} else {
if (_log.shouldLog(Log.ERROR))
_log.error("Stat does not exist?! [" + _currentStatName + "]");
return false;
}
}
if (_filters.contains("*") || _filters.contains(_currentStatName))
_currentIsLogged = true;
else
_currentIsLogged = false;
return true;
}
