Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/FixingsColumn.java @ 5818:a4ff4167be1e

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Request feature info on all layers and show it as html if the server does not return valid gml. Non queryable layers produce an error message when the request fails. This is good enough
author Andre Heinecke <aheinecke@intevation.de>
date Wed, 24 Apr 2013 17:33:27 +0200
parents fe987587ebc9
children
rev   line source
2610
3c907758f0ab Added cacheable model for fixing column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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1 package de.intevation.flys.artifacts.model;
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2
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3 import de.intevation.flys.artifacts.math.Linear;
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4
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5 import java.util.Arrays;
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6
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7 import java.io.Serializable;
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8
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9 public class FixingsColumn
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10 implements Serializable
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11 {
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12 protected double [] kms;
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13 protected double [] ws;
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14
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15 protected QRangeTree qs;
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16
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17 public FixingsColumn() {
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18 }
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19
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20 public FixingsColumn(
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21 double [] kms,
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22 double [] ws,
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23 QRangeTree qs
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24 ) {
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25 this.kms = kms;
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26 this.ws = ws;
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27 this.qs = qs;
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28 }
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29
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30 public boolean getW(double km, double [] w) {
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31 return getW(km, w, 0);
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32 }
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33
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34 public boolean getW(double km, double [] w, int index) {
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35
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36 if (kms.length == 0 || km < kms[0] || km > kms[kms.length-1]) {
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37 w[index] = Double.NaN;
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38 return true;
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39 }
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40
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41 int idx = Arrays.binarySearch(kms, km);
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42
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43 if (idx >= 0) {
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44 w[index] = ws[idx];
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45 return true;
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46 }
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47
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48 idx = -idx - 1;
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49
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
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50 w[index] = Linear.linear(km, kms[idx-1], kms[idx], ws[idx-1], ws[idx]);
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51 return false;
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52 }
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53
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54 public double getQ(double km) {
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55 return qs.findQ(km);
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56 }
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57
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58 public QRangeTree getQRanges() {
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59 return qs;
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60 }
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61 }
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62 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org