[31] | 1 | package vnsim.vehicular.routePlan.cityRouting; |
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| 2 | |
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| 3 | import java.util.ArrayList; |
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| 4 | |
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| 5 | public class CrossRoadCongestion { |
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| 6 | |
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| 7 | private IntersectionNode intersectionNode; |
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| 8 | // for every segments in the intersection |
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| 9 | private ArrayList<WeekCongestion> lastWeek; |
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| 10 | // for every segments in the intersection |
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| 11 | private ArrayList<ArrayList<Double>> realTimeCongestion; |
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| 12 | |
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| 13 | public CrossRoadCongestion(IntersectionNode inode) { |
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| 14 | realTimeCongestion = new ArrayList<ArrayList<Double>>(); |
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| 15 | lastWeek = new ArrayList<WeekCongestion>(); |
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| 16 | for (int i = 0; i < inode.getSegmentsNb(); i++) { |
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| 17 | realTimeCongestion.add(new ArrayList<Double>()); |
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| 18 | lastWeek.add(new WeekCongestion()); |
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| 19 | } |
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| 20 | intersectionNode = inode; |
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| 21 | } |
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| 22 | |
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| 23 | public IntersectionNode getIntersectionNode() { |
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| 24 | return intersectionNode; |
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| 25 | } |
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| 26 | |
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| 27 | // get last congestion on the segment |
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| 28 | public Double getCongestion(int segmentIndex, int day, int hour) { |
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| 29 | ArrayList<Double> data = realTimeCongestion.get(segmentIndex); |
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| 30 | if (data.size() == 0) { |
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| 31 | return null; |
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| 32 | } |
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| 33 | return data.get(data.size() - 1); |
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| 34 | } |
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| 35 | |
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| 36 | public Double getLastWeekCongestion(int segmentIndex, int day, int hour) { |
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| 37 | return lastWeek.get(segmentIndex).getCongestion(day, hour); |
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| 38 | } |
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| 39 | |
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| 40 | public void setCongestion(int segmentIndex, Double congestion) { |
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| 41 | realTimeCongestion.get(segmentIndex).add(congestion); |
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| 42 | } |
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| 43 | |
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| 44 | public void setLastWeekCongestion(int segmentIndex, int day, int hour, |
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| 45 | Double congestion) { |
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| 46 | lastWeek.get(segmentIndex).setCongestion(day, hour, congestion); |
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| 47 | } |
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| 48 | |
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| 49 | // for all segments mediate the real time data and set the value to lastWeek |
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| 50 | // clears the real-time list; |
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| 51 | public void updateLastWeekCongestion(int day, int hour) { |
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| 52 | Double congestion; |
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| 53 | for (int i = 0; i < lastWeek.size(); i++) { |
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| 54 | congestion = mediate(realTimeCongestion.get(i)); |
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| 55 | lastWeek.get(i).setCongestion(day, hour, congestion); |
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| 56 | realTimeCongestion.get(i).clear(); |
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| 57 | } |
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| 58 | } |
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| 59 | |
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| 60 | private static Double mediate(ArrayList<Double> list) { |
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| 61 | if (list == null) { |
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| 62 | return null; |
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| 63 | } |
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| 64 | if (list.size() == 0) { |
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| 65 | return new Double(0); |
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| 66 | } |
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| 67 | Double m = new Double(0); |
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| 68 | for (int i = 0; i < list.size(); i++) { |
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| 69 | m = m + list.get(i); |
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| 70 | } |
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| 71 | return m / list.size(); |
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| 72 | } |
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| 73 | |
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| 74 | public ArrayList<WeekCongestion> cloneLastWeek() { |
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| 75 | ArrayList<WeekCongestion> cloned = new ArrayList<WeekCongestion>(); |
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| 76 | for (int i = 0; i < lastWeek.size(); i++) { |
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| 77 | cloned.add(lastWeek.get(i).cloneWeekCongestion()); |
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| 78 | } |
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| 79 | return cloned; |
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| 80 | } |
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| 81 | |
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| 82 | // last week congestion |
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| 83 | public String toString() { |
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| 84 | String str = "segments_nb " + lastWeek.size() + "\n"; |
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| 85 | for (int i = 0; i < lastWeek.size(); i++) { |
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| 86 | str = str + "segment " + i + "\n"; |
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| 87 | str = str + lastWeek.get(i).toString() + "\n"; |
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| 88 | } |
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| 89 | return str; |
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| 90 | } |
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| 91 | } |
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