Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/fixings/DeltaWTsKM.java @ 2783:cbb513a8f548
FixA: km indexed datastructure for delta w/t results.
flys-artifacts/trunk@4522 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
|---|---|
| date | Fri, 25 May 2012 13:49:27 +0000 |
| parents | |
| children | e63969c173e9 |
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| 2782:7c2b24fb0316 | 2783:cbb513a8f548 |
|---|---|
| 1 package de.intevation.flys.artifacts.model.fixings; | |
| 2 | |
| 3 import java.io.Serializable; | |
| 4 | |
| 5 import java.util.Date; | |
| 6 import java.util.List; | |
| 7 import java.util.ArrayList; | |
| 8 import java.util.Collections; | |
| 9 | |
| 10 public class DeltaWTsKM | |
| 11 implements Serializable | |
| 12 { | |
| 13 public static final double EPSILON = 1e-5; | |
| 14 | |
| 15 public static class KM | |
| 16 implements Serializable, Comparable<KM> | |
| 17 { | |
| 18 protected double km; | |
| 19 | |
| 20 protected List<DeltaWT> deltaWTs; | |
| 21 | |
| 22 public KM() { | |
| 23 deltaWTs = new ArrayList<DeltaWT>(); | |
| 24 } | |
| 25 | |
| 26 public KM(double km) { | |
| 27 this(); | |
| 28 this.km = km; | |
| 29 } | |
| 30 | |
| 31 public double getKm() { | |
| 32 return km; | |
| 33 } | |
| 34 | |
| 35 public void setKm(double km) { | |
| 36 this.km = km; | |
| 37 } | |
| 38 | |
| 39 public List<DeltaWT> getDeltaWTs() { | |
| 40 return deltaWTs; | |
| 41 } | |
| 42 | |
| 43 public void setDeltaWTs(List<DeltaWT> deltaWTs) { | |
| 44 this.deltaWTs = deltaWTs; | |
| 45 } | |
| 46 | |
| 47 public void add(DeltaWT deltaWT) { | |
| 48 deltaWTs.add(deltaWT); | |
| 49 } | |
| 50 | |
| 51 @Override | |
| 52 public int compareTo(KM other) { | |
| 53 double d = km - other.km; | |
| 54 if (d < -EPSILON) return -1; | |
| 55 if (d > EPSILON) return +1; | |
| 56 return 0; | |
| 57 } | |
| 58 } // class KM | |
| 59 | |
| 60 protected List<KM> kms; | |
| 61 | |
| 62 public DeltaWTsKM() { | |
| 63 this(10); | |
| 64 } | |
| 65 | |
| 66 public DeltaWTsKM(int capacity) { | |
| 67 kms = new ArrayList<KM>(capacity); | |
| 68 } | |
| 69 | |
| 70 public void add(KM km) { | |
| 71 kms.add(km); | |
| 72 } | |
| 73 | |
| 74 public void sort() { | |
| 75 Collections.sort(kms); | |
| 76 } | |
| 77 | |
| 78 public KM findByKm(double km) { | |
| 79 int idx = Collections.binarySearch(kms, new KM(km)); | |
| 80 return idx >= 0 ? kms.get(idx) : null; | |
| 81 } | |
| 82 } | |
| 83 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |