1 | package jp.co.orkney.restlet.util; |
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2 | |
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3 | /** |
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4 | * Copyright (c) 2008 Orkney, Inc. <http://www.orkney.co.jp/> |
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5 | * |
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6 | * This program is free software: you can redistribute it and/or modify |
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7 | * it under the terms of the GNU General Public License as published by |
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8 | * the Free Software Foundation, either version 3 of the License, or |
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9 | * (at your option) any later version. |
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10 | * |
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11 | * This program is distributed in the hope that it will be useful, |
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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14 | * GNU General Public License for more details. |
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15 | * |
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16 | * You should have received a copy of the GNU General Public License |
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17 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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18 | */ |
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19 | |
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20 | import java.io.BufferedInputStream; |
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21 | import java.io.File; |
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22 | import java.io.FileInputStream; |
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23 | import java.io.IOException; |
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24 | import java.io.StringWriter; |
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25 | import java.math.BigDecimal; |
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26 | import java.sql.ResultSet; |
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27 | import java.sql.SQLException; |
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28 | import java.util.ArrayList; |
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29 | |
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30 | import org.antlr.stringtemplate.StringTemplate; |
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31 | import org.antlr.stringtemplate.StringTemplateGroup; |
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32 | import org.json.JSONArray; |
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33 | import org.json.JSONException; |
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34 | import org.json.JSONObject; |
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35 | import org.restlet.ext.json.JsonRepresentation; |
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36 | |
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37 | /** |
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38 | * <b>IOHelper is a class which provides some tools for Closest Edge and |
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39 | * Shortest Path algorithms.</b> |
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40 | * <p> |
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41 | * IOHelper class is like the WebRouting Service's "tool box". An IOHelper |
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42 | * object provides methods for: |
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43 | * <ul> |
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44 | * <li>Extract X and Y from each data source format</li> |
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45 | * <li>Make the result of Closest Edge or Shortest Path algorithm in each |
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46 | * available format</li> |
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47 | * </ul> |
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48 | * </p> |
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49 | * |
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50 | * @author Matthieu Bilbille - Orkney Inc. |
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51 | * @version 1.0 |
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52 | */ |
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53 | public class IOHelper |
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54 | { |
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55 | |
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56 | private Log log; |
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57 | private Configuration configuration; |
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58 | |
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59 | /** |
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60 | * Constructor IOHelper |
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61 | * <p> |
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62 | * Creates a new IOHelper object using the specified Configuration object |
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63 | * </p> |
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64 | * |
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65 | * @param configuration |
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66 | * the current configuration |
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67 | */ |
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68 | public IOHelper(Configuration configuration) |
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69 | { |
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70 | this.configuration = configuration; |
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71 | this.log = configuration.createLog(); |
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72 | } |
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73 | |
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74 | /** |
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75 | * <p> |
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76 | * Extracts X and Y from Geojson data and creates a new point with these |
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77 | * coordinates |
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78 | * </p> |
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79 | * |
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80 | * @param data |
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81 | * data provided by GET or POST Request |
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82 | * @return a point with X and Y values extracted from the specified string |
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83 | * @see Point |
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84 | */ |
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85 | public Point extractGEOJSONPxPy(String data) |
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86 | { |
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87 | Point point = new Point(); |
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88 | |
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89 | try |
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90 | { |
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91 | JSONObject json = new JsonRepresentation(data).toJsonObject(); |
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92 | point.setX(new BigDecimal(json.getJSONObject("geometry").getJSONArray("coordinates").getString(0))); |
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93 | point.setY(new BigDecimal(json.getJSONObject("geometry").getJSONArray("coordinates").getString(1))); |
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94 | } |
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95 | catch (JSONException e) |
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96 | { |
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97 | log.write("--ERROR: Can not extract X and Y from Json object", 0); |
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98 | } |
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99 | |
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100 | return point; |
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101 | } |
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102 | |
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103 | /** |
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104 | * <p> |
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105 | * Extracts X and Y from Gml data and creates a new point with these |
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106 | * coordinates |
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107 | * </p> |
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108 | * |
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109 | * @param data |
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110 | * data provided by GET or POST Request |
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111 | * @return a point with X and Y values extracted from the specified string |
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112 | * @see Point |
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113 | */ |
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114 | public Point extractGMLPxPy(String data) |
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115 | { |
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116 | Point point = new Point(); |
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117 | data = data.split("<gml:coordinates.*?>")[1].split("<\\/gml:coordinates>")[0]; |
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118 | point.setX(new BigDecimal(data.split(",")[0])); |
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119 | point.setY(new BigDecimal(data.split(",")[1])); |
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120 | return point; |
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121 | } |
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122 | |
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123 | /** |
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124 | * <p> |
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125 | * Extracts X and Y from "LonLat" data and creates a new point with these |
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126 | * coordinates |
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127 | * </p> |
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128 | * |
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129 | * @param data |
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130 | * data provided by GET or POST Request |
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131 | * @return a point with X and Y values extracted from the specified string |
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132 | * @see Point |
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133 | */ |
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134 | public Point extractLONLATPxPy(String data) |
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135 | { |
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136 | Point point = new Point(); |
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137 | point.setX(new BigDecimal(data.split(" ")[0])); |
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138 | point.setY(new BigDecimal(data.split(" ")[1])); |
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139 | return point; |
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140 | } |
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141 | |
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142 | /** |
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143 | * <p> |
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144 | * Extracts X and Y from WKT data and creates a new point with these |
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145 | * coordinates |
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146 | * </p> |
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147 | * |
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148 | * @param data |
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149 | * data provided by GET or POST Request |
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150 | * @return a point with X and Y values extracted from the specified string |
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151 | * @see Point |
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152 | */ |
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153 | public Point extractWKTPxPy(String data) |
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154 | { |
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155 | Point point = new Point(); |
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156 | data = data.split("POINT\\(")[1].split("\\)")[0]; |
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157 | point.setX(new BigDecimal(data.split(" ")[0])); |
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158 | point.setY(new BigDecimal(data.split(" ")[1])); |
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159 | return point; |
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160 | } |
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161 | |
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162 | /** |
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163 | * <p> |
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164 | * Extracts X and Y from Kml data and creates a new point with these |
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165 | * coordinates |
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166 | * </p> |
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167 | * |
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168 | * @param data |
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169 | * data provided by GET or POST Request |
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170 | * @return a point with X and Y values extracted from the specified string |
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171 | * @see Point |
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172 | */ |
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173 | public Point extractKMLPxPy(String data) |
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174 | { |
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175 | Point point = new Point(); |
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176 | data = data.split("<coordinates>")[1].split("<\\/coordinates>")[0]; |
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177 | point.setX(new BigDecimal(data.split(",")[0])); |
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178 | point.setY(new BigDecimal(data.split(",")[1])); |
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179 | return point; |
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180 | } |
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181 | |
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182 | /** |
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183 | * <p> |
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184 | * Extracts points from data and puts them within an array of string |
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185 | * </p> |
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186 | * |
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187 | * @param data |
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188 | * data provided by GET or POST Request |
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189 | * @return an array of string points |
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190 | */ |
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191 | public String[] extractPoints(String data, String regex) |
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192 | { |
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193 | return data.split(regex); |
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194 | } |
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195 | |
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196 | /** |
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197 | * Draws the result of the driving distance algorithm in Geojson format |
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198 | * |
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199 | * @param resultSet |
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200 | * result of the SQL query |
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201 | * @return result this query's result in Geojson format |
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202 | * @throws SQLException |
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203 | * Error to extract data from ResultSet object * |
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204 | * @throws JSONException |
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205 | * Error to make Geojson object |
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206 | */ |
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207 | public String drivingDistanceGEOJSONResult(ResultSet resultSet, String reqId) throws SQLException, JSONException |
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208 | { |
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209 | String result = ""; |
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210 | JSONObject joRes = new JSONObject(); |
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211 | JSONObject joGeo = new JSONObject(); |
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212 | JSONObject joPro = new JSONObject(); |
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213 | JSONObject joCrs = new JSONObject(); |
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214 | |
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215 | JSONObject joPro2 = new JSONObject(); |
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216 | JSONArray joCor = new JSONArray(); |
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217 | |
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218 | if (resultSet != null && resultSet.next()) |
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219 | { |
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220 | joRes.put("type", "Feature"); |
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221 | |
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222 | joPro.put("pid", "id_polygon"); |
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223 | joPro.put("name", "name_polygon"); |
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224 | joRes.put("properties", joPro); |
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225 | |
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226 | joGeo.put("type", "Polygon"); |
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227 | String tmpSplit = resultSet.getString("wkt"); |
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228 | tmpSplit = tmpSplit.split("POLYGON\\(\\(")[1].split("\\)\\)")[0]; |
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229 | String wkt[] = tmpSplit.split(","); |
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230 | JSONArray tmp = new JSONArray(); |
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231 | for (int i = 0; i < wkt.length; i++) |
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232 | { |
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233 | JSONArray tmp2 = new JSONArray(); |
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234 | tmp2.put(new BigDecimal(wkt[i].split(" ")[0])); |
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235 | tmp2.put(new BigDecimal(wkt[i].split(" ")[1])); |
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236 | tmp.put(tmp2); |
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237 | } |
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238 | joCor.put(tmp); |
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239 | |
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240 | joGeo.put("coordinates", joCor); |
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241 | joRes.put("geometry", joGeo); |
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242 | |
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243 | joCrs.put("type", "EPSG"); |
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244 | joPro2.put("code", "900913"); |
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245 | joCrs.put("properties", joPro2); |
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246 | joRes.put("crs", joCrs); |
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247 | } |
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248 | else |
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249 | { |
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250 | joRes.put("type", "Feature"); |
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251 | |
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252 | joPro.put("pid", 0); |
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253 | joPro.put("name", "unknow_polygon"); |
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254 | joRes.put("properties", joPro); |
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255 | |
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256 | joGeo.put("type", "Polygon"); |
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257 | JSONArray tmp = new JSONArray(); |
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258 | joCor.put(tmp); |
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259 | joGeo.put("coordinates", joCor); |
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260 | joRes.put("geometry", joGeo); |
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261 | |
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262 | joCrs.put("type", "EPSG"); |
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263 | joPro2.put("code", configuration.getService().getDataProjection()); |
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264 | joCrs.put("properties", joPro2); |
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265 | joRes.put("crs", joCrs); |
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266 | } |
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267 | |
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268 | joRes.put("requestId", reqId); |
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269 | |
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270 | result = joRes.toString(); |
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271 | return result; |
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272 | } |
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273 | |
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274 | /** |
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275 | * Draws the result of the driving distance algorithm in WKT format |
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276 | * |
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277 | * @param resultSet |
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278 | * result of the SQL query |
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279 | * @return result this query's result in WKT format |
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280 | * @throws SQLException |
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281 | * Error to extract data from ResultSet object |
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282 | */ |
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283 | public String drivingDistanceWKTResult(ResultSet resultSet) throws SQLException |
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284 | { |
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285 | String result = ""; |
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286 | if (resultSet != null && resultSet.next()) |
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287 | { |
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288 | result = resultSet.getString("wkt"); |
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289 | } |
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290 | return result; |
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291 | } |
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292 | |
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293 | /** |
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294 | * Draws the result of the driving distance algorithm in GML format |
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295 | * |
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296 | * @param resultSet |
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297 | * result of the SQL query |
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298 | * @return result this query's result in GML format |
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299 | * @throws SQLException |
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300 | * Error to extract data from ResultSet object |
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301 | */ |
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302 | public String drivingDistanceGMLResult(ResultSet resultSet, String reqId) throws SQLException |
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303 | { |
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304 | String result = "<wfs:FeatureCollection xmlns:wfs=\"http://www.opengis.net/wfs\">" |
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305 | + "<gml:featureMember xmlns:gml=\"http://www.opengis.net/gml\">" |
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306 | + "<feature:features xmlns:feature=\"http://mapserver.gis.umn.edu/mapserver\">" |
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307 | + "<feature:geometry><gml:Polygon><gml:outerBoundaryIs><gml:LinearRing><gml:coordinates>"; |
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308 | if (resultSet != null && resultSet.next()) |
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309 | { |
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310 | String tmpSplit = resultSet.getString("wkt"); |
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311 | tmpSplit = tmpSplit.split("POLYGON\\(\\(")[1].split("\\)\\)")[0]; |
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312 | String wkt[] = tmpSplit.split(","); |
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313 | for (int i = 0; i < wkt.length; i++) |
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314 | { |
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315 | result += new BigDecimal(wkt[i].split(" ")[0]) + "," + new BigDecimal(wkt[i].split(" ")[1]) + " "; |
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316 | } |
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317 | } |
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318 | result += "</gml:coordinates></gml:LinearRing></gml:outerBoundaryIs></gml:Polygon></feature:geometry></feature:features>" |
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319 | + "</gml:featureMember></wfs:FeatureCollection>"; |
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320 | return result; |
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321 | } |
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322 | |
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323 | /** |
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324 | * Draws the result of the driving distance algorithm in KML format |
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325 | * |
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326 | * @param resultSet |
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327 | * result of the SQL query |
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328 | * @return result this query's result in KML format |
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329 | * @throws SQLException |
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330 | * Error to extract data from ResultSet object |
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331 | */ |
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332 | public String drivingDistanceKMLResult(ResultSet resultSet) throws SQLException |
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333 | { |
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334 | String result = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>" + "<kml xmlns=\"http://earth.google.com/kml/2.1\">" |
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335 | + "<Document><name>WebRouting Service</name><Style id=\"PolyStyle\"><PolyStyle><color>7f0000ff</color><width>4</width>" |
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336 | + "<fill>1</fill><outline>1</outline></PolyStyle></Style><Placemark>" + "<description>No+description+available</description>" |
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337 | + "<name>Isoline</name><styleUrl>#PolyStyle</styleUrl>" |
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338 | + "<Polygon><extrude>1</extrude><altitudeMode>clampToGround</altitudeMode><outerBoundaryIs>" + "<LinearRing><coordinates>"; |
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339 | |
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340 | if (resultSet != null && resultSet.next()) |
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341 | { |
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342 | String tmpSplit = resultSet.getString("wkt"); |
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343 | tmpSplit = tmpSplit.split("POLYGON\\(\\(")[1].split("\\)\\)")[0]; |
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344 | String wkt[] = tmpSplit.split(","); |
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345 | for (int i = 0; i < wkt.length; i++) |
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346 | { |
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347 | result += new BigDecimal(wkt[i].split(" ")[0]) + "," + new BigDecimal(wkt[i].split(" ")[1]) + ",30 "; |
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348 | } |
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349 | } |
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350 | result += " </coordinates></LinearRing></outerBoundaryIs></Polygon></Placemark></Document></kml>"; |
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351 | return result; |
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352 | } |
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353 | |
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354 | /** |
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355 | * Draws the result of the driving distance algorithm in XML format |
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356 | * |
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357 | * @param resultSet |
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358 | * result of the SQL query |
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359 | * @return result this query's result in XML format |
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360 | * @throws SQLException |
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361 | * Error to extract data from ResultSet object |
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362 | */ |
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363 | public String drivingDistanceXMLResult(ResultSet resultSet, String reqId) throws SQLException |
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364 | { |
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365 | String result = ""; |
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366 | result = "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\" ?>\n"; |
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367 | result += "<polygon>\n"; |
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368 | if (resultSet != null && resultSet.next()) |
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369 | { |
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370 | result += "\t<pid>id</pid>\n"; |
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371 | result += "\t<name>name</name>\n"; |
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372 | result += "\t<wkt>" + resultSet.getString("wkt") + "</wkt>\n"; |
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373 | } |
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374 | else |
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375 | { |
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376 | result += "\t<gid>0</gid>\n"; |
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377 | result += "\t<name>unkown</name>\n"; |
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378 | } |
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379 | result += "<requestid>"+reqId+"</requestid>\n"; |
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380 | result += "</polygon>\n"; |
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381 | |
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382 | return result; |
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383 | } |
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384 | |
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385 | /** |
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386 | * Draws the result of the driving distance algorithm in HTML format |
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387 | * |
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388 | * @param resultSet |
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389 | * result of the SQL query |
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390 | * @param point |
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391 | * point |
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392 | * @return result this query's result in HTML format |
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393 | * @throws SQLException |
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394 | * Error to extract data from ResultSet object |
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395 | */ |
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396 | public String drivingDistanceHTMLResult(ResultSet resultSet, Point point, String reqId) throws SQLException |
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397 | { |
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398 | String result = "<html><head>" + "<link rel=\"stylesheet\" type=\"text/css\" href=\"" + configuration.getCss() + "\" />" |
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399 | + "</head><body><table class=\"table\"><tr>"; |
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400 | result += "<td colspan=\"2\">From the point (" + point.getX() + ";" + point.getY() + "), isoline is: </td></tr>"; |
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401 | if (resultSet != null && resultSet.next()) |
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402 | { |
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403 | result += "<tr class=\"line\"><td>Geom:</td><td>" + resultSet.getString("wkt") + "</td></tr>"; |
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404 | } |
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405 | else |
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406 | { |
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407 | result += "<tr class=\"line\"><td>Geom:</td><td>-</td></tr>"; |
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408 | } |
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409 | result += "<tr class=\"line\"><td>Request ID:</td><td>"+reqId+"</td></tr>"; |
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410 | result += "</body></html>"; |
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411 | |
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412 | return result; |
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413 | } |
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414 | |
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415 | /** |
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416 | * <p> |
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417 | * Returns the right SQL query to find either the closest edge or the |
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418 | * shortest path. There are 4 kinds of query: |
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419 | * <ul> |
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420 | * <li>1. Input projection data, Output projection data and Database |
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421 | * projection data are same. Default case</li> |
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422 | * <li>2. Input projection data and Database projection data are same, but |
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423 | * Output projection data is different (Example: KML is own projection |
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424 | * format). It needs to transform output data in the right projection</li> |
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425 | * <li>3. Database projection data and Output projection data are same, but |
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426 | * Input projection data is different. It needs to transform input data in |
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427 | * the right projection</li> |
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428 | * <li>4. Input projection data, Output projection data and Database |
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429 | * projection data are all different. It needs to transform input data in |
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430 | * database projection data to make the SQL Query and after it, to transform |
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431 | * again from database projection data to output projection</li> |
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432 | * </ul> |
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433 | * </p> |
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434 | * |
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435 | * @return a StringTemplate containing the right query for closestEdge or |
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436 | * shortestPath algorithms. |
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437 | */ |
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438 | public StringTemplate getQuery() |
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439 | { |
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440 | StringTemplate query = null; |
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441 | // sridInput and sridOuput are not specified |
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442 | if ((configuration.getService().getParameter("sridInput").getValue() == null && configuration.getService().getParameter("sridOutput") |
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443 | .getValue() == null) |
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444 | || (configuration.getService().getDataProjection().equals(configuration.getService().getParameter("sridInput").getValue()) && configuration |
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445 | .getService().getDataProjection().equals(configuration.getService().getParameter("sridOutput").getValue()))) |
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446 | { |
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447 | query = new StringTemplate(configuration.getService().getSQL(0)); |
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448 | } |
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449 | // Only sridOutput is specified |
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450 | else if ((configuration.getService().getParameter("sridInput").getValue() == null && configuration.getService().getParameter("sridOutput") |
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451 | .getValue() != null) |
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452 | || (configuration.getService().getDataProjection().equals(configuration.getService().getParameter("sridInput").getValue()) && configuration |
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453 | .getService().getParameter("sridOutput").getValue() != null)) |
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454 | { |
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455 | query = new StringTemplate(configuration.getService().getSQL(1)); |
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456 | } |
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457 | // Only sridInput is specified |
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458 | else if ((configuration.getService().getParameter("sridInput").getValue() != null && configuration.getService().getParameter("sridOutput") |
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459 | .getValue() == null) |
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460 | || (configuration.getService().getParameter("sridInput").getValue() != null && configuration.getService().getDataProjection().equals( |
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461 | configuration.getService().getParameter("sridOutput").getValue()))) |
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462 | { |
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463 | query = new StringTemplate(configuration.getService().getSQL(2)); |
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464 | } |
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465 | // sridInput and sridOuput are specified |
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466 | else if (configuration.getService().getParameter("sridInput").getValue() != null |
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467 | && configuration.getService().getParameter("sridOutput").getValue() != null) |
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468 | { |
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469 | query = new StringTemplate(configuration.getService().getSQL(3)); |
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470 | } |
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471 | return query; |
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472 | } |
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473 | |
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474 | /** |
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475 | * <p>This function is used by TSP service. |
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476 | * It converts an array of Point object into a String SQL request |
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477 | * </p> |
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478 | * @param steps an array of Point object |
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479 | * @return a String variable |
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480 | */ |
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481 | public String pointsToString(Point steps[]) |
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482 | { |
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483 | StringTemplate query; |
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484 | int bboxSize = Integer.parseInt(configuration.getService().getParameter("bbox").getValue()); |
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485 | String res = ""; |
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486 | for (int i = 0; i < steps.length; i++) |
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487 | { |
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488 | if (configuration.getService().getParameter("sridInput").getValue() == null |
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489 | || configuration.getService().getParameter("sridInput").getValue().equals(configuration.getService().getDataProjection())) |
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490 | { |
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491 | query = new StringTemplate(configuration.getService().getParameter("findVertex").getValue()); |
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492 | } |
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493 | else |
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494 | { |
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495 | query = new StringTemplate(configuration.getService().getParameter("findVertexTransf").getValue()); |
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496 | } |
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497 | query.setAttribute("bbox", bboxSize); |
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498 | query.setAttribute("sonPx", steps[i].getX()); |
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499 | query.setAttribute("sonPy", steps[i].getY()); |
---|
500 | query.setAttribute("sridProvider", configuration.getService().getDataProjection()); |
---|
501 | query.setAttribute("sridIn", configuration.getService().getParameter("sridInput").getValue()); |
---|
502 | query.setAttribute("sridOut", configuration.getService().getParameter("sridOutput").getValue()); |
---|
503 | if (i < steps.length - 1) |
---|
504 | res += query.toString() + ","; |
---|
505 | else |
---|
506 | res += query.toString(); |
---|
507 | } |
---|
508 | return res; |
---|
509 | } |
---|
510 | /** |
---|
511 | * Loads a file |
---|
512 | * @param f a file object |
---|
513 | * @return the contain of the file into a String variable |
---|
514 | */ |
---|
515 | public String loadFile(File f) |
---|
516 | { |
---|
517 | try |
---|
518 | { |
---|
519 | BufferedInputStream in = new BufferedInputStream(new FileInputStream(f)); |
---|
520 | StringWriter out = new StringWriter(); |
---|
521 | int b; |
---|
522 | while ((b = in.read()) != -1) |
---|
523 | out.write(b); |
---|
524 | out.flush(); |
---|
525 | out.close(); |
---|
526 | in.close(); |
---|
527 | return out.toString(); |
---|
528 | } |
---|
529 | catch (IOException ie) |
---|
530 | { |
---|
531 | ie.printStackTrace(); |
---|
532 | } |
---|
533 | return null; |
---|
534 | } |
---|
535 | |
---|
536 | /** |
---|
537 | * Fills a string template |
---|
538 | * @param resultSet |
---|
539 | * @param format |
---|
540 | * @param template |
---|
541 | * @param reqId |
---|
542 | * @return |
---|
543 | * @throws SQLException |
---|
544 | */ |
---|
545 | public String fillTemplate(ResultSet resultSet, String format, StringTemplate template, String reqId) throws SQLException |
---|
546 | { |
---|
547 | ArrayList<Edge> edges = new ArrayList<Edge>(); |
---|
548 | StringTemplate st = template.getInstanceOf(); |
---|
549 | |
---|
550 | st.setAttribute("request_id", reqId); |
---|
551 | |
---|
552 | int k = 0; |
---|
553 | |
---|
554 | while (resultSet != null && resultSet.next()) |
---|
555 | { |
---|
556 | Edge edge = new Edge(); |
---|
557 | edge.setIid(k); |
---|
558 | edge.setGid(resultSet.getInt("gid")); |
---|
559 | |
---|
560 | |
---|
561 | String[] wkts = parseWKT(resultSet); |
---|
562 | |
---|
563 | for (int i = 0; i < wkts.length; i++) |
---|
564 | { |
---|
565 | String wkt2[] = wkts[i].split(","); |
---|
566 | for (int j = 0; j < wkt2.length; j++) |
---|
567 | { |
---|
568 | Point point = new Point(); |
---|
569 | point.setX(new BigDecimal(wkt2[j].split(" ")[0])); |
---|
570 | point.setY(new BigDecimal(wkt2[j].split(" ")[1])); |
---|
571 | edge.addPoint(point); |
---|
572 | } |
---|
573 | |
---|
574 | } |
---|
575 | |
---|
576 | edges.add(edge); |
---|
577 | ++k; |
---|
578 | } |
---|
579 | st.setAttribute("edges", edges); |
---|
580 | |
---|
581 | return st.toString(); |
---|
582 | } |
---|
583 | |
---|
584 | /** |
---|
585 | * Parses a WKT geometry string to an array |
---|
586 | * @param resultSet |
---|
587 | * @return |
---|
588 | * @throws SQLException |
---|
589 | */ |
---|
590 | private String[] parseWKT(ResultSet resultSet) |
---|
591 | throws SQLException { |
---|
592 | String wkt = resultSet.getString("wkt"); |
---|
593 | String wkts[] = null; |
---|
594 | |
---|
595 | if(wkt.contains("MULTILINESTRING")) |
---|
596 | { |
---|
597 | wkt = wkt.split("MULTILINESTRING\\(\\(")[1].split("\\)\\)")[0]; |
---|
598 | wkts = wkt.split("\\)\\("); |
---|
599 | } |
---|
600 | else if(wkt.contains("POINT")) |
---|
601 | { |
---|
602 | wkts = wkt.split("POINT\\(\\(")[1].split("\\)\\)"); |
---|
603 | } |
---|
604 | else if(wkt.contains("LINESTRING")) |
---|
605 | { |
---|
606 | wkts = wkt.split("LINESTRING\\(\\(")[1].split("\\)\\)"); |
---|
607 | } |
---|
608 | |
---|
609 | return wkts; |
---|
610 | } |
---|
611 | } |
---|