Exemplo n.º 1
0
        public void process(long newTime, double newValue)
        {
            Header header      = parentDb.getHeader();
            long   step        = header.getStep();
            long   oldTime     = header.getLastUpdateTime();
            long   startTime   = Util.normalize(oldTime, step);
            long   endTime     = startTime + step;
            double oldValue    = lastValue.get();
            double updateValue = calculateUpdateValue(oldTime, oldValue, newTime, newValue);

            if (newTime < endTime)
            {
                accumulate(oldTime, newTime, updateValue);
            }
            else
            {
                // should store something
                long boundaryTime = Util.normalize(newTime, step);
                accumulate(oldTime, boundaryTime, updateValue);
                double value = calculateTotal(startTime, boundaryTime);

                // how many updates?
                long numSteps = (boundaryTime - endTime) / step + 1L;

                // ACTION!
                parentDb.archive(this, value, numSteps);

                // cleanup
                nanSeconds.set(0);
                accumValue.set(0.0);

                accumulate(boundaryTime, newTime, updateValue);
            }
        }