Mercurial > dive4elements > river

annotate flys-aft/src/main/java/de/intevation/aft/WQ.java @ 5498:d459a885c51f

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Schema change: make sq_relation_value.qmax NOT NULL and more informative messages in parser
author Tom Gottfried <tom.gottfried@intevation.de>
date Thu, 28 Mar 2013 14:02:52 +0100
parents 82f5266f881b
children
rev   line source
4091
a91c7e982c32 Make W/Q values from AFT and FLYS loadable.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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1 package de.intevation.aft;
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2
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3 import java.util.Comparator;
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4
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5 public class WQ
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6 {
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7 public static final double EPSILON = 1e-4;
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8
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82f5266f881b Add code to build the difference of the W/Q values of two discharge tables.
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9 public static final Comparator<WQ> EPS_CMP = new Comparator<WQ>() {
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10 @Override
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11 public int compare(WQ a, WQ b) {
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12 int cmp = compareEpsilon(a.q, b.q);
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13 if (cmp != 0) return cmp;
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14 return compareEpsilon(a.w, b.w);
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15 }
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16 };
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17
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18 protected int id;
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19
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20 protected double w;
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21 protected double q;
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22
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23 public WQ() {
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24 }
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25
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26 public WQ(double w, double q) {
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27 this.w = w;
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28 this.q = q;
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29 }
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30
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31 public WQ(int id, double w, double q) {
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32 this.id = id;
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33 this.w = w;
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34 this.q = q;
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35 }
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36
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37 public static final int compareEpsilon(double a, double b) {
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38 double diff = a - b;
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39 if (diff < -EPSILON) return -1;
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40 return diff > EPSILON ? +1 : 0;
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41 }
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42
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43 public int getId() {
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44 return id;
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45 }
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46
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47 public void setId(int id) {
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48 this.id = id;
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49 }
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50
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51 public double getW() {
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52 return w;
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53 }
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54
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55 public void setW(double w) {
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56 this.w = w;
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57 }
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58
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59 public double getQ() {
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60 return q;
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61 }
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62
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63 public void setQ(double q) {
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64 this.q = q;
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65 }
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66 }
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67 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org