svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.impl / src / main / java / org / gvsig / fmap / dal / feature / impl / DefaultFeatureAttributeDescriptor.java @ 41638
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1 | 40559 | jjdelcerro | /**
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2 | * gvSIG. Desktop Geographic Information System.
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3 | *
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4 | * Copyright (C) 2007-2013 gvSIG Association.
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5 | *
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6 | * This program is free software; you can redistribute it and/or
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7 | * modify it under the terms of the GNU General Public License
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8 | * as published by the Free Software Foundation; either version 3
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9 | * of the License, or (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, write to the Free Software
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18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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19 | * MA 02110-1301, USA.
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20 | *
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21 | * For any additional information, do not hesitate to contact us
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22 | * at info AT gvsig.com, or visit our website www.gvsig.com.
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23 | */
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24 | 40435 | jjdelcerro | package org.gvsig.fmap.dal.feature.impl; |
25 | |||
26 | import java.text.DateFormat; |
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27 | import java.util.HashMap; |
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28 | import java.util.Iterator; |
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29 | import java.util.List; |
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30 | import java.util.Map; |
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31 | import java.util.Map.Entry; |
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32 | |||
33 | import org.cresques.cts.IProjection; |
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34 | |||
35 | import org.gvsig.fmap.crs.CRSFactory; |
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36 | import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor; |
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37 | import org.gvsig.fmap.dal.feature.FeatureAttributeGetter; |
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38 | 41335 | jjdelcerro | import org.gvsig.fmap.dal.feature.FeatureAttributeEmulator; |
39 | 40435 | jjdelcerro | import org.gvsig.fmap.geom.Geometry; |
40 | import org.gvsig.fmap.geom.GeometryException; |
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41 | import org.gvsig.fmap.geom.GeometryLocator; |
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42 | import org.gvsig.fmap.geom.type.GeometryType; |
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43 | import org.gvsig.tools.ToolsLocator; |
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44 | import org.gvsig.tools.dataTypes.CoercionException; |
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45 | import org.gvsig.tools.dataTypes.DataType; |
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46 | import org.gvsig.tools.dataTypes.DataTypes; |
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47 | import org.gvsig.tools.dynobject.DynField; |
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48 | 41323 | jjdelcerro | import org.gvsig.tools.dynobject.DynField_LabelAttribute; |
49 | 40435 | jjdelcerro | import org.gvsig.tools.dynobject.DynObjectValueItem; |
50 | import org.gvsig.tools.dynobject.DynStruct; |
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51 | import org.gvsig.tools.dynobject.exception.DynFieldIsNotAContainerException; |
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52 | import org.gvsig.tools.dynobject.exception.DynFieldValidateException; |
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53 | 41212 | jjdelcerro | import org.gvsig.tools.evaluator.AbstractEvaluator; |
54 | 40435 | jjdelcerro | import org.gvsig.tools.evaluator.Evaluator; |
55 | 41212 | jjdelcerro | import org.gvsig.tools.evaluator.EvaluatorData; |
56 | import org.gvsig.tools.evaluator.EvaluatorException; |
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57 | 40435 | jjdelcerro | import org.gvsig.tools.persistence.Persistent; |
58 | import org.gvsig.tools.persistence.PersistentState; |
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59 | import org.gvsig.tools.persistence.exception.PersistenceException; |
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60 | |||
61 | public class DefaultFeatureAttributeDescriptor implements |
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62 | 41323 | jjdelcerro | FeatureAttributeDescriptor, Persistent, DynField, DynField_LabelAttribute { |
63 | 40435 | jjdelcerro | |
64 | protected boolean allowNull; |
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65 | protected DataType dataType;
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66 | protected DateFormat dateFormat; |
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67 | protected Object defaultValue; |
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68 | protected int index; |
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69 | protected int maximumOccurrences; |
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70 | protected int minimumOccurrences; |
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71 | protected int size; |
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72 | protected String name; |
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73 | protected Class objectClass; |
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74 | protected int precision; |
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75 | protected Evaluator evaluator;
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76 | protected boolean primaryKey; |
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77 | protected boolean readOnly; |
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78 | protected IProjection SRS;
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79 | protected GeometryType geomType;
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80 | protected int geometryType; |
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81 | protected int geometrySubType; |
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82 | protected Map additionalInfo; |
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83 | protected boolean isAutomatic; |
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84 | 41335 | jjdelcerro | protected boolean isTime = false; |
85 | protected FeatureAttributeGetter featureAttributeGetter = null; |
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86 | protected FeatureAttributeEmulator featureAttributeEmulator = null; |
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87 | 41638 | jjdelcerro | protected boolean indexed = false; |
88 | protected boolean isIndexAscending = true; |
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89 | protected boolean allowIndexDuplicateds = true; |
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90 | 40435 | jjdelcerro | |
91 | protected DefaultFeatureAttributeDescriptor() {
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92 | this.allowNull = true; |
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93 | this.dataType = null; |
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94 | this.dateFormat = null; |
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95 | this.defaultValue = null; |
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96 | this.index = -1; |
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97 | this.maximumOccurrences = 0; |
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98 | this.minimumOccurrences = 0; |
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99 | this.size = 0; |
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100 | this.name = null; |
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101 | this.objectClass = null; |
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102 | this.precision = 0; |
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103 | this.evaluator = null; |
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104 | this.primaryKey = false; |
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105 | this.readOnly = false; |
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106 | this.SRS = null; |
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107 | this.geometryType = Geometry.TYPES.NULL;
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108 | this.geometrySubType = Geometry.SUBTYPES.UNKNOWN;
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109 | this.additionalInfo = null; |
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110 | this.isAutomatic = false; |
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111 | } |
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112 | |||
113 | protected DefaultFeatureAttributeDescriptor(
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114 | DefaultFeatureAttributeDescriptor other) { |
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115 | this.allowNull = other.allowNull;
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116 | this.dataType = other.dataType;
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117 | this.dateFormat = other.dateFormat;
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118 | this.defaultValue = other.defaultValue;
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119 | this.index = other.index;
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120 | this.maximumOccurrences = other.maximumOccurrences;
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121 | this.minimumOccurrences = other.minimumOccurrences;
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122 | this.size = other.size;
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123 | this.name = other.name;
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124 | this.objectClass = other.objectClass;
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125 | this.precision = other.precision;
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126 | this.evaluator = other.evaluator;
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127 | this.primaryKey = other.primaryKey;
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128 | this.readOnly = other.readOnly;
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129 | this.SRS = other.SRS;
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130 | this.geometryType = other.geometryType;
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131 | this.geometrySubType = other.geometrySubType;
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132 | this.geomType = other.geomType;
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133 | if (other.additionalInfo != null) { |
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134 | Iterator iter = other.additionalInfo.entrySet().iterator();
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135 | Map.Entry entry;
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136 | this.additionalInfo = new HashMap(); |
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137 | while (iter.hasNext()) {
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138 | entry = (Entry) iter.next(); |
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139 | this.additionalInfo.put(entry.getKey(), entry.getValue());
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140 | } |
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141 | } else {
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142 | this.additionalInfo = null; |
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143 | } |
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144 | this.isAutomatic = other.isAutomatic;
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145 | 41335 | jjdelcerro | this.isTime = other.isTime;
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146 | this.featureAttributeEmulator = other.featureAttributeEmulator;
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147 | 41638 | jjdelcerro | this.indexed = other.indexed;
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148 | this.isIndexAscending = other.isIndexAscending;
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149 | this.allowIndexDuplicateds = other.allowIndexDuplicateds;
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150 | 40435 | jjdelcerro | } |
151 | |||
152 | public String getDataTypeName() { |
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153 | if( this.getDataType() == null ) { |
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154 | return "(unknow)"; |
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155 | } |
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156 | return this.getDataType().getName(); |
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157 | } |
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158 | |||
159 | public FeatureAttributeDescriptor getCopy() {
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160 | return new DefaultFeatureAttributeDescriptor(this); |
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161 | } |
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162 | |||
163 | public boolean allowNull() { |
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164 | return allowNull;
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165 | } |
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166 | |||
167 | public DataType getDataType() {
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168 | if (featureAttributeGetter != null){ |
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169 | return featureAttributeGetter.getDataType();
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170 | } |
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171 | return this.dataType; |
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172 | } |
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173 | |||
174 | public DateFormat getDateFormat() { |
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175 | return this.dateFormat; |
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176 | } |
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177 | |||
178 | public Object getDefaultValue() { |
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179 | return this.defaultValue; |
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180 | } |
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181 | |||
182 | public Evaluator getEvaluator() {
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183 | return this.evaluator; |
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184 | } |
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185 | |||
186 | public int getGeometryType() { |
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187 | return this.geometryType; |
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188 | } |
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189 | |||
190 | public int getGeometrySubType() { |
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191 | return this.geometrySubType; |
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192 | } |
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193 | |||
194 | public GeometryType getGeomType() {
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195 | if (this.geomType == null) { |
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196 | try {
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197 | this.geomType =
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198 | GeometryLocator.getGeometryManager().getGeometryType( |
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199 | this.geometryType, this.geometrySubType); |
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200 | } catch (GeometryException e) {
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201 | throw new RuntimeException( |
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202 | "Error getting geometry type with type = "
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203 | + this.geometryType + ", subtype = " |
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204 | + this.geometrySubType, e);
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205 | } |
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206 | } |
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207 | return this.geomType; |
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208 | } |
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209 | |||
210 | public int getIndex() { |
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211 | return this.index; |
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212 | } |
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213 | |||
214 | protected FeatureAttributeDescriptor setIndex(int index) { |
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215 | this.index = index;
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216 | return this; |
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217 | } |
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218 | |||
219 | public int getMaximumOccurrences() { |
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220 | return this.maximumOccurrences; |
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221 | } |
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222 | |||
223 | public int getMinimumOccurrences() { |
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224 | return this.minimumOccurrences; |
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225 | } |
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226 | |||
227 | public String getName() { |
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228 | return this.name; |
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229 | } |
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230 | |||
231 | public Class getObjectClass() { |
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232 | if (getDataType().getType() == DataTypes.OBJECT) {
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233 | return objectClass;
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234 | } |
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235 | return getDataType().getDefaultClass();
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236 | } |
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237 | |||
238 | public int getPrecision() { |
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239 | return this.precision; |
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240 | } |
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241 | |||
242 | public IProjection getSRS() {
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243 | return this.SRS; |
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244 | } |
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245 | |||
246 | public int getSize() { |
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247 | return this.size; |
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248 | } |
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249 | |||
250 | public boolean isPrimaryKey() { |
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251 | return this.primaryKey; |
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252 | } |
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253 | |||
254 | public boolean isReadOnly() { |
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255 | 41335 | jjdelcerro | if( this.readOnly ) { |
256 | return true; |
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257 | } |
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258 | if( this.getEvaluator()!=null ) { |
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259 | return true; |
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260 | } |
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261 | if( this.featureAttributeEmulator!=null ) { |
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262 | return !this.featureAttributeEmulator.allowSetting(); |
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263 | } |
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264 | return false; |
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265 | 40435 | jjdelcerro | } |
266 | |||
267 | public Object getAdditionalInfo(String infoName) { |
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268 | if (this.additionalInfo == null) { |
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269 | return null; |
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270 | } |
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271 | return this.additionalInfo.get(infoName); |
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272 | } |
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273 | |||
274 | public boolean isAutomatic() { |
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275 | return this.isAutomatic; |
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276 | } |
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277 | |||
278 | private boolean compareObject(Object a, Object b) { |
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279 | if (a != b) {
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280 | if (a == null) { |
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281 | return false; |
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282 | } |
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283 | return a.equals(b);
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284 | } |
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285 | return true; |
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286 | |||
287 | } |
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288 | |||
289 | public boolean equals(Object obj) { |
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290 | if (this == obj) { |
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291 | return true; |
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292 | } |
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293 | if (!(obj instanceof DefaultFeatureAttributeDescriptor)) { |
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294 | return false; |
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295 | } |
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296 | DefaultFeatureAttributeDescriptor other = |
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297 | (DefaultFeatureAttributeDescriptor) obj; |
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298 | |||
299 | if (this.allowNull != other.allowNull) { |
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300 | return false; |
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301 | } |
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302 | |||
303 | if (this.index != other.index) { |
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304 | return false; |
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305 | } |
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306 | |||
307 | if (!compareObject(this.name, other.name)) { |
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308 | return false; |
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309 | } |
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310 | |||
311 | if (this.getDataType() != other.getDataType()) { |
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312 | return false; |
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313 | } |
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314 | |||
315 | if (this.size != other.size) { |
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316 | return false; |
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317 | } |
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318 | |||
319 | if (!compareObject(this.defaultValue, other.defaultValue)) { |
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320 | return false; |
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321 | } |
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322 | |||
323 | if (!compareObject(this.defaultValue, other.defaultValue)) { |
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324 | return false; |
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325 | } |
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326 | |||
327 | if (this.primaryKey != other.primaryKey) { |
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328 | return false; |
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329 | } |
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330 | |||
331 | if (this.isAutomatic != other.isAutomatic) { |
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332 | return false; |
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333 | } |
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334 | |||
335 | if (this.readOnly != other.readOnly) { |
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336 | return false; |
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337 | } |
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338 | |||
339 | if (this.precision != other.precision) { |
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340 | return false; |
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341 | } |
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342 | |||
343 | if (this.maximumOccurrences != other.maximumOccurrences) { |
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344 | return false; |
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345 | } |
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346 | |||
347 | if (this.minimumOccurrences != other.minimumOccurrences) { |
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348 | return false; |
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349 | } |
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350 | |||
351 | if (this.geometryType != other.geometryType) { |
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352 | return false; |
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353 | } |
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354 | |||
355 | if (this.geometrySubType != other.geometrySubType) { |
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356 | return false; |
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357 | } |
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358 | |||
359 | if (!compareObject(this.evaluator, other.evaluator)) { |
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360 | return false; |
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361 | } |
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362 | |||
363 | if (!compareObject(this.SRS, other.SRS)) { |
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364 | return false; |
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365 | } |
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366 | |||
367 | if (!compareObject(this.dateFormat, other.dateFormat)) { |
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368 | return false; |
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369 | } |
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370 | |||
371 | if (!compareObject(this.objectClass, other.objectClass)) { |
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372 | return false; |
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373 | } |
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374 | |||
375 | return true; |
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376 | } |
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377 | |||
378 | public void loadFromState(PersistentState state) |
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379 | throws PersistenceException {
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380 | allowNull = state.getBoolean("allowNull");
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381 | dataType = |
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382 | ToolsLocator.getDataTypesManager().get(state.getInt("dataType"));
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383 | // FIXME how persist dateFormat ???
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384 | // dateFormat;
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385 | defaultValue = state.get("defaultValue");
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386 | |||
387 | index = state.getInt("index");
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388 | maximumOccurrences = state.getInt("maximumOccurrences");
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389 | minimumOccurrences = state.getInt("minimumOccurrences");
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390 | size = state.getInt("size");
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391 | name = state.getString("name");
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392 | try {
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393 | objectClass = Class.forName(state.getString("objectClass")); |
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394 | } catch (ClassNotFoundException e) { |
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395 | throw new PersistenceException(e); |
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396 | } |
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397 | precision = state.getInt("precision");
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398 | evaluator = (Evaluator) state.get("evaluator");
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399 | primaryKey = state.getBoolean("primaryKey");
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400 | readOnly = state.getBoolean("readOnly");
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401 | String srsId = state.getString("srsId"); |
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402 | if (srsId != null) { |
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403 | SRS = CRSFactory.getCRS(srsId); |
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404 | } |
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405 | geometryType = state.getInt("geometryType");
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406 | geometrySubType = state.getInt("geometrySubType");
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407 | additionalInfo = (Map) state.get("aditionalInfo"); |
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408 | isAutomatic = state.getBoolean("isAutomatic");
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409 | } |
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410 | |||
411 | public void saveToState(PersistentState state) throws PersistenceException { |
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412 | state.set("allowNull", allowNull);
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413 | state.set("dataType", dataType);
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414 | // FIXME how persist dateFormat ???
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415 | // dateFormat;
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416 | |||
417 | defaultValue = state.get("defaultValue");
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418 | |||
419 | index = state.getInt("index");
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420 | maximumOccurrences = state.getInt("maximumOccurrences");
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421 | minimumOccurrences = state.getInt("minimumOccurrences");
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422 | size = state.getInt("size");
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423 | name = state.getString("name");
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424 | try {
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425 | objectClass = Class.forName(state.getString("objectClass")); |
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426 | } catch (ClassNotFoundException e) { |
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427 | throw new PersistenceException(e); |
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428 | } |
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429 | precision = state.getInt("precision");
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430 | evaluator = (Evaluator) state.get("evaluator");
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431 | primaryKey = state.getBoolean("primaryKey");
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432 | readOnly = state.getBoolean("readOnly");
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433 | String srsId = state.getString("srsId"); |
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434 | if (srsId != null) { |
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435 | SRS = CRSFactory.getCRS(srsId); |
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436 | } |
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437 | geometryType = state.getInt("geometryType");
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438 | geometrySubType = state.getInt("geometrySubType");
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439 | additionalInfo = (Map) state.get("aditionalInfo"); |
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440 | isAutomatic = state.getBoolean("isAutomatic");
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441 | } |
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442 | |||
443 | /**
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444 | * Start of DynField interface Implementation
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445 | * READONLY
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446 | */
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447 | |||
448 | public DynObjectValueItem[] getAvailableValues() { |
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449 | return null; |
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450 | } |
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451 | |||
452 | public String getDescription() { |
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453 | return getName();
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454 | } |
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455 | |||
456 | public Object getMaxValue() { |
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457 | return null; |
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458 | } |
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459 | |||
460 | public Object getMinValue() { |
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461 | return null; |
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462 | } |
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463 | |||
464 | public int getTheTypeOfAvailableValues() { |
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465 | return 0; |
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466 | } |
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467 | |||
468 | public int getType() { |
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469 | if (featureAttributeGetter != null){ |
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470 | return featureAttributeGetter.getDataType().getType();
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471 | } |
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472 | return getDataType().getType();
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473 | } |
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474 | |||
475 | public boolean isMandatory() { |
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476 | return !allowNull() || isPrimaryKey();
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477 | } |
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478 | |||
479 | public boolean isPersistent() { |
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480 | return false; |
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481 | } |
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482 | |||
483 | public DynField setAvailableValues(DynObjectValueItem[] values) { |
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484 | throw new UnsupportedOperationException(); |
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485 | } |
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486 | |||
487 | public DynField setDescription(String description) { |
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488 | throw new UnsupportedOperationException(); |
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489 | } |
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490 | |||
491 | public DynField setMandatory(boolean mandatory) { |
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492 | throw new UnsupportedOperationException(); |
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493 | } |
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494 | |||
495 | public DynField setMaxValue(Object maxValue) { |
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496 | throw new UnsupportedOperationException(); |
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497 | } |
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498 | |||
499 | public DynField setMinValue(Object minValue) { |
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500 | throw new UnsupportedOperationException(); |
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501 | } |
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502 | |||
503 | public DynField setPersistent(boolean persistent) { |
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504 | throw new UnsupportedOperationException(); |
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505 | } |
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506 | |||
507 | public DynField setTheTypeOfAvailableValues(int type) { |
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508 | throw new UnsupportedOperationException(); |
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509 | } |
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510 | |||
511 | public DynField setType(int type) { |
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512 | throw new UnsupportedOperationException(); |
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513 | } |
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514 | |||
515 | public DynField setDefaultDynValue(Object defaultValue) { |
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516 | throw new UnsupportedOperationException(); |
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517 | } |
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518 | |||
519 | public DynField addElementsType() throws DynFieldIsNotAContainerException { |
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520 | throw new UnsupportedOperationException(); |
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521 | } |
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522 | |||
523 | public Class getClassOfValue() { |
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524 | return null; |
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525 | } |
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526 | |||
527 | public DynField getElementsType() {
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528 | return null; |
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529 | } |
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530 | |||
531 | public DynField setClassOfValue(Class theClass) |
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532 | throws DynFieldIsNotAContainerException {
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533 | throw new UnsupportedOperationException(); |
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534 | } |
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535 | |||
536 | public DynField setElementsType(DynStruct type)
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537 | throws DynFieldIsNotAContainerException {
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538 | throw new UnsupportedOperationException(); |
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539 | } |
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540 | |||
541 | public DynField setElementsType(int type) |
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542 | throws DynFieldIsNotAContainerException {
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543 | throw new UnsupportedOperationException(); |
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544 | } |
||
545 | |||
546 | public DynField setSubtype(String subtype) { |
||
547 | throw new UnsupportedOperationException(); |
||
548 | } |
||
549 | |||
550 | public void validate(Object value) throws DynFieldValidateException { |
||
551 | |||
552 | if (value == null && !this.allowNull()) { |
||
553 | throw new DynFieldValidateException(value, this, null); |
||
554 | } |
||
555 | |||
556 | try {
|
||
557 | this.dataType.coerce(value);
|
||
558 | } catch (CoercionException e) {
|
||
559 | throw new DynFieldValidateException(value, this, e); |
||
560 | } |
||
561 | |||
562 | /*
|
||
563 | * Other checks will be needed
|
||
564 | */
|
||
565 | } |
||
566 | |||
567 | public String getSubtype() { |
||
568 | if (featureAttributeGetter != null){ |
||
569 | return featureAttributeGetter.getDataType().getSubtype();
|
||
570 | } |
||
571 | return this.dataType.getSubtype(); |
||
572 | } |
||
573 | |||
574 | public Object coerce(Object value) { |
||
575 | throw new UnsupportedOperationException(); |
||
576 | } |
||
577 | |||
578 | public DynField setAvailableValues(List values) { |
||
579 | throw new UnsupportedOperationException(); |
||
580 | } |
||
581 | |||
582 | public String getGroup() { |
||
583 | return null; |
||
584 | } |
||
585 | |||
586 | public int getOder() { |
||
587 | return 0; |
||
588 | } |
||
589 | |||
590 | 41323 | jjdelcerro | public String getLabel() { |
591 | return this.getName(); |
||
592 | } |
||
593 | |||
594 | public DynField setLabel(String label) { |
||
595 | throw new UnsupportedOperationException("Not supported yet."); |
||
596 | } |
||
597 | |||
598 | 40435 | jjdelcerro | public DynField setGroup(String groupName) { |
599 | throw new UnsupportedOperationException(); |
||
600 | } |
||
601 | |||
602 | public DynField setOrder(int order) { |
||
603 | throw new UnsupportedOperationException(); |
||
604 | } |
||
605 | |||
606 | public DynField setHidden(boolean hidden) { |
||
607 | throw new UnsupportedOperationException(); |
||
608 | } |
||
609 | |||
610 | public boolean isHidden() { |
||
611 | return false; |
||
612 | } |
||
613 | |||
614 | public DynField setReadOnly(boolean arg0) { |
||
615 | throw new UnsupportedOperationException(); |
||
616 | } |
||
617 | |||
618 | public boolean isContainer() { |
||
619 | return false; |
||
620 | } |
||
621 | |||
622 | public Class getClassOfItems() { |
||
623 | return null; |
||
624 | } |
||
625 | |||
626 | public DynField setDefaultFieldValue(Object defaultValue) { |
||
627 | throw new UnsupportedOperationException(); |
||
628 | } |
||
629 | |||
630 | public DynField setClassOfItems(Class theClass) { |
||
631 | throw new UnsupportedOperationException(); |
||
632 | } |
||
633 | |||
634 | public DynField setType(DataType type) {
|
||
635 | throw new UnsupportedOperationException(); |
||
636 | } |
||
637 | |||
638 | public boolean isTime() { |
||
639 | return isTime;
|
||
640 | } |
||
641 | |||
642 | public FeatureAttributeGetter getFeatureAttributeGetter() {
|
||
643 | return featureAttributeGetter;
|
||
644 | } |
||
645 | |||
646 | public void setFeatureAttributeGetter( |
||
647 | FeatureAttributeGetter featureAttributeTransform) { |
||
648 | this.featureAttributeGetter = featureAttributeTransform;
|
||
649 | } |
||
650 | 41335 | jjdelcerro | |
651 | public FeatureAttributeEmulator getFeatureAttributeEmulator() {
|
||
652 | return this.featureAttributeEmulator; |
||
653 | } |
||
654 | |||
655 | 41638 | jjdelcerro | public boolean isIndexed() { |
656 | return this.indexed; |
||
657 | } |
||
658 | |||
659 | public boolean allowIndexDuplicateds() { |
||
660 | return this.allowIndexDuplicateds; |
||
661 | } |
||
662 | |||
663 | public boolean isIndexAscending() { |
||
664 | return this.isIndexAscending; |
||
665 | } |
||
666 | |||
667 | 41212 | jjdelcerro | private class ConstantValueEvaluator extends AbstractEvaluator { |
668 | public Object evaluate(EvaluatorData data) throws EvaluatorException { |
||
669 | return defaultValue;
|
||
670 | } |
||
671 | public String getName() { |
||
672 | return "Constant attribute "+name; |
||
673 | } |
||
674 | } |
||
675 | 41335 | jjdelcerro | |
676 | 41212 | jjdelcerro | public void setConstantValue(boolean isConstantValue) { |
677 | if( isConstantValue ) {
|
||
678 | /* Cuando un attributo tiene asociado un evaluador, este se interpreta
|
||
679 | * como que no debe cargarse de la fuente de datos subyacente, siendo
|
||
680 | * el evaluador el que se encarga de proporcionar su valor.
|
||
681 | * Nos limitamos a asignar un evaluador que retorna simpre el valor
|
||
682 | * por defecto para ese attributo.
|
||
683 | */
|
||
684 | this.evaluator = new ConstantValueEvaluator(); |
||
685 | } else {
|
||
686 | this.evaluator = null; |
||
687 | } |
||
688 | } |
||
689 | |||
690 | 40435 | jjdelcerro | } |