Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/Segment.java @ 2089:0da8874bd378

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Added initial state to map artifact to be able to advance and step back. The map artifact overrides describe() to have the complete UI information in the describe response document. flys-artifacts/trunk@3613 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Raimund Renkert <raimund.renkert@intevation.de>
date Fri, 06 Jan 2012 12:02:10 +0000
parents 8124ca1ecaaa
children da7cf0e3ccaa
rev   line source
650
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1 package de.intevation.flys.artifacts.model;
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2
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3 import java.util.List;
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4 import java.util.ArrayList;
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5
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6 import java.io.Serializable;
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7
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8 import org.apache.log4j.Logger;
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9
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10 import gnu.trove.TDoubleArrayList;
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11
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12 import de.intevation.flys.utils.DoubleUtil;
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13
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14 public class Segment
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15 implements Serializable
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16 {
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17 private static Logger logger = Logger.getLogger(Segment.class);
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18
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19 protected double from;
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20 protected double to;
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21 protected double [] values;
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22 protected double [] backup;
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23 protected double referencePoint;
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24
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25 public Segment() {
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26 }
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27
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28 public Segment(double referencePoint) {
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29 this.referencePoint = referencePoint;
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30 }
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31
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32 public Segment(double from, double to, double [] values) {
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33 this.from = from;
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34 this.to = to;
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35 this.values = values;
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36 }
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37
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38 public boolean isUp() {
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39 return from < to;
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40 }
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41
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42 public String toString() {
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43 StringBuilder sb = new StringBuilder("Segment: [");
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44 sb.append("from: ").append(from).append("; to: ")
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45 .append(to)
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46 .append("; ref: ").append(referencePoint)
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47 .append("; values: (");
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48 for (int i = 0; i < values.length; ++i) {
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49 if (i > 0) sb.append(", ");
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50 sb.append(values[i]);
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51 }
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52 sb.append(")]");
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53 return sb.toString();
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54 }
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55
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56 public void setFrom(double from) {
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57 this.from = from;
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58 }
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59
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60 public void backup() {
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61 backup = (double [])values.clone();
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62 }
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63
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64 public double getFrom() {
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65 return from;
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66 }
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67
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68 public void setTo(double to) {
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69 this.to = to;
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70 }
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71
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72 public double getTo() {
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73 return to;
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74 }
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75
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76 public void setValues(double [] values) {
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77 this.values = values;
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78 }
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79
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80 public double [] getValues() {
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81 return values;
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82 }
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83
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84 public void setReferencePoint(double referencePoint) {
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85 this.referencePoint = referencePoint;
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86 }
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87
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88 public double getReferencePoint() {
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89 return referencePoint;
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90 }
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91
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92 public static List<Segment> parseSegments(String input) {
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93
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94 ArrayList<Segment> segments = new ArrayList<Segment>();
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95
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96 TDoubleArrayList vs = new TDoubleArrayList();
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97
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98 for (String segmentStr: input.split(":")) {
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99 String [] parts = segmentStr.split(";");
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100 if (parts.length < 3) {
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101 logger.warn("invalid segment: '" + segmentStr + "'");
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102 continue;
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103 }
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104 try {
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105 double from = Double.parseDouble(parts[0].trim());
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106 double to = Double.parseDouble(parts[1].trim());
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107
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108 vs.clear();
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109
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110 for (String valueStr: parts[2].split(",")) {
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111 vs.add(DoubleUtil.round(
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112 Double.parseDouble(valueStr.trim())));
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113 }
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114
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115 double [] values = vs.toNativeArray();
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116 segments.add(new Segment(from, to, values));
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117 }
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118 catch (NumberFormatException nfe) {
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119 logger.warn("invalid segment: '" + segmentStr + "'");
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120 }
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121 }
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122
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123 return segments;
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124 }
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125 }
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126 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org