Mercurial > dive4elements > gnv-client

annotate geo-backend/src/main/java/de/intevation/gnv/geobackend/sde/datasources/Row.java @ 129:110e3ac1b7d2

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Library Dependencies Added to pom.xml-File Import of SDE-Datasources geo-backend/trunk@5 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Tim Englich <tim.englich@intevation.de>
date Wed, 02 Sep 2009 09:07:03 +0000
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children 031ef9649cd1
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110e3ac1b7d2 Library Dependencies Added to pom.xml-File
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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 private static boolean sDebug = sLogger.isDebugEnabled();
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48
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49 /**
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50 * Data container.
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51 */
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52 private Object[] mObjects;
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53
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54 /**
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55 * Constructor.
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56 *
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57 * @param pRowSize the number of attributes contained by this row.
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58 */
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59 public Row(int pRowSize) {
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60 mObjects = new Object[pRowSize];
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61 }
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62
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63 /**
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64 * Constructor.
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65 *
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66 * @param ArrayStr a line from CSV-File.
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67 */
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68 public Row (String[] ArrayStr){
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69 this (ArrayStr.length);
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70 int nLength = ArrayStr.length;
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71 for (int i=0; i < nLength; i++){
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72 //if (sDebug)
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73 // sLogger.debug(" ArrayStr["+i+" ]=" + ArrayStr[i]);
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74 addObject(ArrayStr[i], i);
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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
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80
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81 /**
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82 * Adds an attribute value to a specific position of this row.
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83 *
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84 * @param pObject the object to be stored.
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85 * @param pPos the postion the value to be saved
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86 */
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87 public void addObject(Object pObject, int pPos) {
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88 mObjects[pPos] = pObject;
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89 }
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90
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91 /**
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92 * Returns a Value out of the Row.
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93 *
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94 * @param pPos the position of the value to be returned.
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95 * @return an Object! (not strongly typed)
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96 * @throws TechnicalException
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97 */
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98 public Object getValue(int pPos) throws TechnicalException {
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99 if (pPos < mObjects.length) {
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100 return mObjects[pPos];
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101 } else {
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102 throw new TechnicalException("Cannot access this field position. Size is: " + mObjects.length);
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103 }
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104 }
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105
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106
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107 /**
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108 * This is a covenient method for getting strongly typed objects out of the row.
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109 * 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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110 * In fact, this method executes a simple cast to the desired type.
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111 *
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112 * @param pPos the position of the object to be resolved.
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113 * @return a strongly typed Date
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114 * @throws TechnicalException
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115 * @see #getValue(int)
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116 */
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117 public Date getDateValue(int pPos) throws TechnicalException {
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118 Date date = null;
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119 try {
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120 Calendar lCalendar = (Calendar) getValue(pPos);
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121 date = lCalendar.getTime();
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122 }
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123 catch (ClassCastException e) {
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124 try{
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125 //SimpleDateFormat formatter = new SimpleDateFormat("dd-MMM-yyyy HH:mm:ss");
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126 date = DateUtils.getDateFromString ((String)getValue(pPos)); //(Date)formatter.parse((String)getValue(pPos));
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127
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128
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129 }
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130 catch (Exception ex){
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131 sLogger.error(getValue(pPos) + " " + ex.getMessage(), ex);
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132 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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133 }
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134 }
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135
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136 return date;
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137 }
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138
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139 /**
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140 * This is a covenient method for getting strongly typed objects out of the row.
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141 * 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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142 * In fact, this method executes a simple cast to the desired type.
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143 *
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144 * @param pPos the position of the object to be resolved.
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145 * @return a strongly typed String
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146 * @throws TechnicalException
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147 * @see #getValue(int)
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148 */
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149 public String getStringValue(int pPos) throws TechnicalException {
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150 try {
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151 return (String) getValue(pPos);
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152 } catch (ClassCastException e) {
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153 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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154 }
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155 }
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156
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157 /**
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158 * This is a covenient method for getting strongly typed objects out of the row.
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159 * 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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160 * In fact, this method executes a simple cast to the desired type.
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161 *
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162 * @param pPos the position of the object to be resolved.
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163 * @throws TechnicalException
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164 * @see #getValue(int)
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165 * * @return a strongly typed int
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166 */
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167 public int getIntValue(int pPos) throws TechnicalException {
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168 try {
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169 return (Integer) getValue(pPos);
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170 } catch (ClassCastException e) {
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171 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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172 }
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173 }
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174
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175 /**
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176 * This is a covenient method for getting strongly typed objects out of the row.
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177 * 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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178 * In fact, this method executes a simple cast to the desired type.
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179 *
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180 * @param pPos the position of the object to be resolved.
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181 * @throws TechnicalException
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182 * @see #getValue(int)
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183 * * @return a strongly typed Double
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184 */
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185 public Double getDoubleValue(int pPos) throws TechnicalException {
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186 try {
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187 return (Double) getValue(pPos);
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188 } catch (ClassCastException e) {
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189 try{
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190 return new Double ((String)getValue(pPos));
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191 }
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192 catch(Exception ex){
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193 sLogger.error(getValue(pPos) + " " + ex.getMessage(), ex);
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194 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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195 }
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196 }
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197 }
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198
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199 /**
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200 * This is a covenient method for getting strongly typed objects out of the row.
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201 * 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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202 * In fact, this method executes a simple cast to the desired type.
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203 *
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204 * @param pPos the position of the object to be resolved.
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205 * @return a strongly typed Float
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206 * @throws TechnicalException
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207 * @see #getValue(int)
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208 */
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209 public Float getFloatValue(int pPos) throws TechnicalException {
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210 try {
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211 return (Float) getValue(pPos);
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212 } catch (ClassCastException e) {
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213 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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214 }
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215 }
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216 /**
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217 * This is a covenient method for getting strongly typed objects out of the row.
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218 * 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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219 * In fact, this method executes a simple cast to the desired type.
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220 *
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221 * @param pPos the position of the object to be resolved.
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222 * @return a strongly typed Float
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223 * @throws TechnicalException
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224 * @see #getValue(int)
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225 */
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226 public String getPosValue(int pPos)throws TechnicalException{
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227 SeShape val;
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228 ArrayList aList;
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229 SDEPoint mPoint[];
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230 double lat,lon;
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231 try {
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232 val = (SeShape) getValue(pPos);
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233 aList = val.getAllPoints(0,false);
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234 mPoint = (SDEPoint[])aList.get(0);
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235 lat = mPoint[0].getY();
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236 lon = mPoint[0].getX();
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237 String nord="N";
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238 String ost="E";
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239 if (lat <0 ){nord="S"; lat=-lat;}
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240 if (lon <0 ){ost="W"; lon=-lon;}
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241 return String.format("%1$02d�%2$1S %3$05.2f' %4$03d�%5$1S %6$05.2f'",
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242 (int)lat, nord,60.*(lat-((int)lat)),(int)lon,ost,60.*(lon-((int)lon)));
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243
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244
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245 } catch (SeException e) {
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246 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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247 }
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248 }
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249 }
http://dive4elements.wald.intevation.org