Mercurial > dive4elements > gnv-client

annotate geo-backend/src/main/java/de/intevation/gnv/geobackend/sde/datasources/Row.java @ 275:9063c5fcebf7

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Added the possibility to use Innerselects in SpatialQueries geo-backend/trunk@286 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Tim Englich <tim.englich@intevation.de>
date Thu, 05 Nov 2009 15:03:51 +0000
parents 69ddef25e822
children 210716612c30
rev   line source
129
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1 /**
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2 * Title: Row, $Header: /share/gdi/SDI-Suite/Repository/projekte/BSH-GDI/genericViewer/src/main/java/de/conterra/bsh/gdi/gnviewer/datasources/Row.java,v 1.4 2008/01/30 12:38:34 blume Exp $
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3 * Source: $Source: /share/gdi/SDI-Suite/Repository/projekte/BSH-GDI/genericViewer/src/main/java/de/conterra/bsh/gdi/gnviewer/datasources/Row.java,v $
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4 * created by: Stefan Blume (blume)
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5 * erstellt am: 21.11.2007
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6 * Copyright: con terra GmbH, 2005
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7 *
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8 * modified by: $Author: blume $
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9 * modified on: $Date: 2008/01/30 12:38:34 $
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10 * Version: $Revision: 1.4 $
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11 * TAG: $Name: $
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12 * locked from: $Locker: $
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13 * CVS State: $State: Exp $
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14 * Project: $ProjectName$
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15 */
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16 package de.intevation.gnv.geobackend.sde.datasources;
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17
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18 import java.util.ArrayList;
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19 import java.util.Calendar;
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20 import java.util.Date;
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21
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22 import org.apache.log4j.Logger;
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23
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24 import com.esri.sde.sdk.client.SDEPoint;
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25 import com.esri.sde.sdk.client.SeException;
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26 import com.esri.sde.sdk.client.SeShape;
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27
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28 import de.intevation.gnv.geobackend.sde.datasources.exception.TechnicalException;
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29 import de.intevation.gnv.geobackend.util.DateUtils;
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30
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31 /**
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32 * A Row represents a set of values.
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33 * In a technical manner (e.g. database manner) a row contains all attributes of a single "hit".
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34 *
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35 * @author blume
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36 * @version 1.0
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37 * @serial 1.0
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38 * @see
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39 * @since 21.11.2007 11:00:54
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40 */
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41 public class Row {
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42
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43 /**
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44 * Default Logging instance
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45 */
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46 private static Logger sLogger = Logger.getLogger(Row.class);
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47
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48 /**
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49 * Data container.
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50 */
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51 private Object[] mObjects;
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52
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53 /**
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54 * Constructor.
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55 *
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56 * @param pRowSize the number of attributes contained by this row.
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57 */
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58 public Row(int pRowSize) {
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59 mObjects = new Object[pRowSize];
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60 }
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61
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62 /**
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63 * Constructor.
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64 *
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65 * @param ArrayStr a line from CSV-File.
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66 */
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67 public Row (String[] ArrayStr){
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68 this (ArrayStr.length);
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69 int nLength = ArrayStr.length;
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70 for (int i=0; i < nLength; i++){
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71 addObject(ArrayStr[i], i);
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72
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73 }
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74
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75 }
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76
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77
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78 /**
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79 * Adds an attribute value to a specific position of this row.
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80 *
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81 * @param pObject the object to be stored.
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82 * @param pPos the postion the value to be saved
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83 */
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84 public void addObject(Object pObject, int pPos) {
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85 mObjects[pPos] = pObject;
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86 }
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87
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88 /**
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89 * Returns a Value out of the Row.
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90 *
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91 * @param pPos the position of the value to be returned.
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92 * @return an Object! (not strongly typed)
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93 * @throws TechnicalException
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94 */
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95 public Object getValue(int pPos) throws TechnicalException {
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96 if (pPos < mObjects.length) {
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97
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98 Object o = mObjects[pPos];
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99 if (o instanceof SeShape){
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100 return this.getPosValue(pPos);
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101 }else{
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102 return o;
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103 }
129
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104 } else {
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105 throw new TechnicalException("Cannot access this field position. Size is: " + mObjects.length);
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106 }
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107 }
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108
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109
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110 /**
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111 * This is a covenient method for getting strongly typed objects out of the row.
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112 * It has to be ensured, that the type of the requested row position has been resolved out of the ColumnDefinition ({@link ResultSet#getColumnDefinitions()}).
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113 * In fact, this method executes a simple cast to the desired type.
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114 *
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115 * @param pPos the position of the object to be resolved.
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116 * @return a strongly typed Date
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117 * @throws TechnicalException
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118 * @see #getValue(int)
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119 */
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120 public Date getDateValue(int pPos) throws TechnicalException {
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121 Date date = null;
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122 try {
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123 Calendar lCalendar = (Calendar) getValue(pPos);
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124 date = lCalendar.getTime();
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125 }
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126 catch (ClassCastException e) {
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127 try{
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128 //SimpleDateFormat formatter = new SimpleDateFormat("dd-MMM-yyyy HH:mm:ss");
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129 date = DateUtils.getDateFromString ((String)getValue(pPos)); //(Date)formatter.parse((String)getValue(pPos));
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130
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131
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132 }
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133 catch (Exception ex){
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134 sLogger.error(getValue(pPos) + " " + ex.getMessage(), ex);
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135 throw new TechnicalException("Could not cast this value to the Date Type. Object is of value type: " + getValue(pPos).getClass().getName());
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136 }
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137 }
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138
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139 return date;
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140 }
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141
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142 /**
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143 * This is a covenient method for getting strongly typed objects out of the row.
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144 * It has to be ensured, that the type of the requested row position has been resolved out of the ColumnDefinition ({@link ResultSet#getColumnDefinitions()}).
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145 * In fact, this method executes a simple cast to the desired type.
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146 *
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147 * @param pPos the position of the object to be resolved.
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148 * @return a strongly typed String
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149 * @throws TechnicalException
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150 * @see #getValue(int)
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151 */
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152 public String getStringValue(int pPos) throws TechnicalException {
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153 try {
263
031ef9649cd1 Added SFS-Support to ArcSDE-Query-Part
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154 Object o = this.getValue(pPos);
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155 String returnValue = null;
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156 if (o instanceof SeShape){
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157 returnValue = this.getPosValue(pPos);
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158 }else{
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159 returnValue = (String)o;
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160 }
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161 return returnValue;
129
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162 } catch (ClassCastException e) {
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163 throw new TechnicalException("Could not cast this value to the String Type. Object is of value type: " + getValue(pPos).getClass().getName());
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164 }
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165 }
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166
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167 /**
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168 * This is a covenient method for getting strongly typed objects out of the row.
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169 * It has to be ensured, that the type of the requested row position has been resolved out of the ColumnDefinition ({@link ResultSet#getColumnDefinitions()}).
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170 * In fact, this method executes a simple cast to the desired type.
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171 *
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172 * @param pPos the position of the object to be resolved.
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173 * @throws TechnicalException
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174 * @see #getValue(int)
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175 * * @return a strongly typed int
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176 */
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177 public int getIntValue(int pPos) throws TechnicalException {
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178 try {
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179 return (Integer) getValue(pPos);
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180 } catch (ClassCastException e) {
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181 throw new TechnicalException("Could not cast this value to the Integer Type. Object is of value type: " + getValue(pPos).getClass().getName());
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182 }
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183 }
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184
110e3ac1b7d2 Library Dependencies Added to pom.xml-File
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185 /**
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186 * This is a covenient method for getting strongly typed objects out of the row.
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187 * It has to be ensured, that the type of the requested row position has been resolved out of the ColumnDefinition ({@link ResultSet#getColumnDefinitions()}).
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188 * In fact, this method executes a simple cast to the desired type.
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189 *
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190 * @param pPos the position of the object to be resolved.
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191 * @throws TechnicalException
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192 * @see #getValue(int)
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193 * * @return a strongly typed Double
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194 */
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195 public Double getDoubleValue(int pPos) throws TechnicalException {
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196 try {
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197 return (Double) getValue(pPos);
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198 } catch (ClassCastException e) {
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199 try{
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200 return new Double ((String)getValue(pPos));
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201 }
110e3ac1b7d2 Library Dependencies Added to pom.xml-File
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202 catch(Exception ex){
110e3ac1b7d2 Library Dependencies Added to pom.xml-File
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203 sLogger.error(getValue(pPos) + " " + ex.getMessage(), ex);
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204 throw new TechnicalException("Could not cast this value to the Double Type. Object is of value type: " + getValue(pPos).getClass().getName());
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205 }
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206 }
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207 }
110e3ac1b7d2 Library Dependencies Added to pom.xml-File
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208
110e3ac1b7d2 Library Dependencies Added to pom.xml-File
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209 /**
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210 * This is a covenient method for getting strongly typed objects out of the row.
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211 * It has to be ensured, that the type of the requested row position has been resolved out of the ColumnDefinition ({@link ResultSet#getColumnDefinitions()}).
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212 * In fact, this method executes a simple cast to the desired type.
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213 *
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214 * @param pPos the position of the object to be resolved.
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215 * @return a strongly typed Float
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216 * @throws TechnicalException
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217 * @see #getValue(int)
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218 */
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219 public Float getFloatValue(int pPos) throws TechnicalException {
110e3ac1b7d2 Library Dependencies Added to pom.xml-File
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220 try {
110e3ac1b7d2 Library Dependencies Added to pom.xml-File
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221 return (Float) getValue(pPos);
110e3ac1b7d2 Library Dependencies Added to pom.xml-File
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222 } catch (ClassCastException e) {
110e3ac1b7d2 Library Dependencies Added to pom.xml-File
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223 throw new TechnicalException("Could not cast this value to the Float Type. Object is of value type: " + getValue(pPos).getClass().getName());
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224 }
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225 }
110e3ac1b7d2 Library Dependencies Added to pom.xml-File
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226 /**
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227 * This is a covenient method for getting strongly typed objects out of the row.
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228 * It has to be ensured, that the type of the requested row position has been resolved out of the ColumnDefinition ({@link ResultSet#getColumnDefinitions()}).
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229 * In fact, this method executes a simple cast to the desired type.
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230 *
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231 * @param pPos the position of the object to be resolved.
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232 * @return a strongly typed Float
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233 * @throws TechnicalException
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parents:
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234 * @see #getValue(int)
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diff changeset
235 */
110e3ac1b7d2 Library Dependencies Added to pom.xml-File
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parents:
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236 public String getPosValue(int pPos)throws TechnicalException{
268
71b2f263f036 Add WKT-Syntaxt to Shape ReturnValue
Tim Englich <tim.englich@intevation.de>
parents: 263
diff changeset
237 SeShape val;
71b2f263f036 Add WKT-Syntaxt to Shape ReturnValue
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parents: 263
diff changeset
238 ArrayList aList;
71b2f263f036 Add WKT-Syntaxt to Shape ReturnValue
Tim Englich <tim.englich@intevation.de>
parents: 263
diff changeset
239 SDEPoint mPoint[];
71b2f263f036 Add WKT-Syntaxt to Shape ReturnValue
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parents: 263
diff changeset
240 StringBuffer returnValue = new StringBuffer();
71b2f263f036 Add WKT-Syntaxt to Shape ReturnValue
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parents: 263
diff changeset
241 synchronized (returnValue) {
71b2f263f036 Add WKT-Syntaxt to Shape ReturnValue
Tim Englich <tim.englich@intevation.de>
parents: 263
diff changeset
242 try {
71b2f263f036 Add WKT-Syntaxt to Shape ReturnValue
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parents: 263
diff changeset
243 val = (SeShape) this.mObjects[pPos];
71b2f263f036 Add WKT-Syntaxt to Shape ReturnValue
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parents: 263
diff changeset
244 aList = val.getAllPoints(0,false);
71b2f263f036 Add WKT-Syntaxt to Shape ReturnValue
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parents: 263
diff changeset
245 mPoint = (SDEPoint[])aList.get(0);
273
69ddef25e822 Polygon and 3D Support was added to the WKT-Representation.
Tim Englich <tim.englich@intevation.de>
parents: 268
diff changeset
246 if (val.isPoint()){
69ddef25e822 Polygon and 3D Support was added to the WKT-Representation.
Tim Englich <tim.englich@intevation.de>
parents: 268
diff changeset
247 returnValue.append("POINT(")
69ddef25e822 Polygon and 3D Support was added to the WKT-Representation.
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parents: 268
diff changeset
248 .append(mPoint[0].getX())
69ddef25e822 Polygon and 3D Support was added to the WKT-Representation.
Tim Englich <tim.englich@intevation.de>
parents: 268
diff changeset
249 .append(" ")
275
9063c5fcebf7 Added the possibility to use Innerselects in SpatialQueries
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parents: 273
diff changeset
250 .append(mPoint[0].getY());
9063c5fcebf7 Added the possibility to use Innerselects in SpatialQueries
Tim Englich <tim.englich@intevation.de>
parents: 273
diff changeset
251 if (mPoint[0].is3D()){
9063c5fcebf7 Added the possibility to use Innerselects in SpatialQueries
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parents: 273
diff changeset
252 returnValue.append(" ")
9063c5fcebf7 Added the possibility to use Innerselects in SpatialQueries
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parents: 273
diff changeset
253 .append(mPoint[0].getZ());
9063c5fcebf7 Added the possibility to use Innerselects in SpatialQueries
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parents: 273
diff changeset
254 }
9063c5fcebf7 Added the possibility to use Innerselects in SpatialQueries
Tim Englich <tim.englich@intevation.de>
parents: 273
diff changeset
255 returnValue.append(")");
273
69ddef25e822 Polygon and 3D Support was added to the WKT-Representation.
Tim Englich <tim.englich@intevation.de>
parents: 268
diff changeset
256 }else if (val.isLine()){
268
71b2f263f036 Add WKT-Syntaxt to Shape ReturnValue
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parents: 263
diff changeset
257 returnValue.append("LINESTRING(");
71b2f263f036 Add WKT-Syntaxt to Shape ReturnValue
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parents: 263
diff changeset
258 for (int i = 0; i< mPoint.length;i++){
273
69ddef25e822 Polygon and 3D Support was added to the WKT-Representation.
Tim Englich <tim.englich@intevation.de>
parents: 268
diff changeset
259 returnValue.append(mPoint[i].getX())
69ddef25e822 Polygon and 3D Support was added to the WKT-Representation.
Tim Englich <tim.englich@intevation.de>
parents: 268
diff changeset
260 .append(" ")
275
9063c5fcebf7 Added the possibility to use Innerselects in SpatialQueries
Tim Englich <tim.englich@intevation.de>
parents: 273
diff changeset
261 .append(mPoint[i].getY());
9063c5fcebf7 Added the possibility to use Innerselects in SpatialQueries
Tim Englich <tim.englich@intevation.de>
parents: 273
diff changeset
262 if (mPoint[i].is3D()){
9063c5fcebf7 Added the possibility to use Innerselects in SpatialQueries
Tim Englich <tim.englich@intevation.de>
parents: 273
diff changeset
263 returnValue.append(" ")
9063c5fcebf7 Added the possibility to use Innerselects in SpatialQueries
Tim Englich <tim.englich@intevation.de>
parents: 273
diff changeset
264 .append(mPoint[i].getZ());
9063c5fcebf7 Added the possibility to use Innerselects in SpatialQueries
Tim Englich <tim.englich@intevation.de>
parents: 273
diff changeset
265 }
268
71b2f263f036 Add WKT-Syntaxt to Shape ReturnValue
Tim Englich <tim.englich@intevation.de>
parents: 263
diff changeset
266 if (i < mPoint.length-1){
71b2f263f036 Add WKT-Syntaxt to Shape ReturnValue
Tim Englich <tim.englich@intevation.de>
parents: 263
diff changeset
267 returnValue.append(" , ");
71b2f263f036 Add WKT-Syntaxt to Shape ReturnValue
Tim Englich <tim.englich@intevation.de>
parents: 263
diff changeset
268 }
71b2f263f036 Add WKT-Syntaxt to Shape ReturnValue
Tim Englich <tim.englich@intevation.de>
parents: 263
diff changeset
269 }
71b2f263f036 Add WKT-Syntaxt to Shape ReturnValue
Tim Englich <tim.englich@intevation.de>
parents: 263
diff changeset
270 returnValue.append(")");
273
69ddef25e822 Polygon and 3D Support was added to the WKT-Representation.
Tim Englich <tim.englich@intevation.de>
parents: 268
diff changeset
271 } else if (val.isPolygon()){
69ddef25e822 Polygon and 3D Support was added to the WKT-Representation.
Tim Englich <tim.englich@intevation.de>
parents: 268
diff changeset
272 returnValue.append("POLYGON((");
275
9063c5fcebf7 Added the possibility to use Innerselects in SpatialQueries
Tim Englich <tim.englich@intevation.de>
parents: 273
diff changeset
273 int length = mPoint.length;
9063c5fcebf7 Added the possibility to use Innerselects in SpatialQueries
Tim Englich <tim.englich@intevation.de>
parents: 273
diff changeset
274 for (int i = 0; i< length ;i++){
9063c5fcebf7 Added the possibility to use Innerselects in SpatialQueries
Tim Englich <tim.englich@intevation.de>
parents: 273
diff changeset
275 SDEPoint p = mPoint[i];
9063c5fcebf7 Added the possibility to use Innerselects in SpatialQueries
Tim Englich <tim.englich@intevation.de>
parents: 273
diff changeset
276 returnValue.append(p.getX())
273
69ddef25e822 Polygon and 3D Support was added to the WKT-Representation.
Tim Englich <tim.englich@intevation.de>
parents: 268
diff changeset
277 .append(" ")
275
9063c5fcebf7 Added the possibility to use Innerselects in SpatialQueries
Tim Englich <tim.englich@intevation.de>
parents: 273
diff changeset
278 .append(p.getY());
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279 if (p.is3D()){
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280 returnValue.append(" ")
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281 .append(p.getZ());
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282 }
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283 if (i < length-1){
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284 returnValue.append(" , ");
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285 }
273
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286 }
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287 returnValue.append(")");
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288 // TODO Wie werden innere Ringe unterst�tzt.
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289 // for (int i =1 ; i < aList.size(); i++){
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290 // returnValue.append("(");
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291 // mPoint = (SDEPoint[])aList.get(i);
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292 // for (int j = 0; j < mPoint.length;j++){
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293 // returnValue.append(mPoint[j].getX())
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294 // .append(" ")
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295 // .append(mPoint[j].getY())
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296 // .append(" ")
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297 // .append(mPoint[i].getZ());
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298 // if (i < mPoint.length-1){
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299 // returnValue.append(" , ");
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300 // }
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301 // }
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302 // returnValue.append(")");
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303 // }
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304 returnValue.append(")");
268
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305 }
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306 } catch (SeException e) {
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307 throw new TechnicalException("Could not cast this value to the Float Type. Object is of value type: " + getValue(pPos).getClass().getName());
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308 }
129
110e3ac1b7d2 Library Dependencies Added to pom.xml-File
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309 }
268
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310 return returnValue.toString();
129
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311 }
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312 }
http://dive4elements.wald.intevation.org