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annotate flys-artifacts/src/main/java/de/intevation/flys/utils/FLYSUtils.java @ 1095:f465785ed1ae

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Refactored the code to fetch the km range/locations into a utility class. flys-artifacts/trunk@2598 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Fri, 26 Aug 2011 14:58:35 +0000
parents
children af73f196eccc
rev   line source
1095
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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1 package de.intevation.flys.utils;
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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2
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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3 import gnu.trove.TDoubleArrayList;
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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4
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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5 import de.intevation.flys.artifacts.FLYSArtifact;
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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6
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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7
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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8 public class FLYSUtils {
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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9
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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10 public static enum KM_MODE { RANGE, LOCATIONS, NONE };
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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11
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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12
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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13 private FLYSUtils() {
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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14 }
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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15
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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16
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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17 public static KM_MODE getKmRangeMode(FLYSArtifact flys) {
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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18 String mode = flys.getDataAsString("ld_mode");
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19
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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20 if (mode == null || mode.length() == 0) {
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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21 return KM_MODE.NONE;
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22 }
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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23 else if (mode.equals("distance")) {
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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24 return KM_MODE.RANGE;
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25 }
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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26 else if (mode.equals("locations")) {
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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27 return KM_MODE.LOCATIONS;
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28 }
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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29 else {
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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30 return KM_MODE.NONE;
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31 }
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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32 }
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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33
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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34
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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35 public static double[] getKmRange(FLYSArtifact flys) {
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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36 switch (getKmRangeMode(flys)) {
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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37 case RANGE: {
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38 return getKmFromTo(flys);
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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39 }
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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40
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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41 case LOCATIONS: {
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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42 double[] locs = getLocations(flys);
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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43 return new double[] { locs[0], locs[locs.length-1] };
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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44 }
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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45
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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46 case NONE: {
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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47 double[] locs = getLocations(flys);
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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48 if (locs != null) {
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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49 return new double[] { locs[0], locs[locs.length-1] };
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50 }
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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51 else {
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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52 return getKmFromTo(flys);
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53 }
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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54 }
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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55 }
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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56
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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57 return new double[] { Double.NaN, Double.NaN };
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58 }
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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59
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60
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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61 public static double[] getKmFromTo(FLYSArtifact flys) {
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62 String strFrom = flys.getDataAsString("ld_from");
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63 String strTo = flys.getDataAsString("ld_to");
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64
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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65 if (strFrom == null || strTo == null) {
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66 return null;
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67 }
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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68
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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69 try {
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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70 return new double[] {
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71 Double.parseDouble(strFrom),
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72 Double.parseDouble(strTo) };
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73 }
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74 catch (NumberFormatException nfe) {
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75 return null;
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76 }
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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77 }
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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78
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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79
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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80 public static double[] getLocations(FLYSArtifact flys) {
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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81 String locationStr = flys.getDataAsString("ld_locations");
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82
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83 if (locationStr == null || locationStr.length() == 0) {
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84 return null;
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85 }
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86
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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87 String[] tmp = locationStr.split(" ");
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88 TDoubleArrayList locations = new TDoubleArrayList();
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89
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90 for (String l: tmp) {
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91 try {
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92 locations.add(Double.parseDouble(l));
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93 }
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94 catch (NumberFormatException nfe) {
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95 }
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96 }
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97
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98 locations.sort();
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99
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100 return locations.toNativeArray();
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101 }
f465785ed1ae Refactored the code to fetch the km range/locations into a utility class.
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102 }
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