svn-gvsig-desktop / branches / org.gvsig.desktop-2018a / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.impl / src / main / java / org / gvsig / fmap / dal / raster / impl / DefaultBandDescriptor.java @ 43876
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1 | 43803 | fdiaz | /* gvSIG. Desktop Geographic Information System.
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2 | *
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3 | * Copyright ? 2007-2016 gvSIG Association
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4 | *
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5 | * This program is free software; you can redistribute it and/or
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6 | * modify it under the terms of the GNU General Public License
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7 | * as published by the Free Software Foundation; either version 2
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8 | * of the License, or (at your option) any later version.
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9 | *
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10 | * This program is distributed in the hope that it will be useful,
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11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 | * GNU General Public License for more details.
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14 | *
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15 | * You should have received a copy of the GNU General Public License
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16 | * along with this program; if not, write to the Free Software
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17 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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18 | * MA 02110-1301, USA.
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19 | *
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20 | * For any additional information, do not hesitate to contact us
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21 | * at info AT gvsig.com, or visit our website www.gvsig.com.
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22 | */
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23 | |||
24 | package org.gvsig.fmap.dal.raster.impl; |
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25 | |||
26 | import java.util.ArrayList; |
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27 | import java.util.Iterator; |
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28 | import java.util.List; |
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29 | |||
30 | 43876 | jjdelcerro | import org.gvsig.fmap.dal.raster.BandAttributeDescriptor; |
31 | import org.gvsig.fmap.dal.raster.BandDescriptor; |
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32 | import org.gvsig.fmap.dal.raster.RasterStore; |
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33 | 43803 | fdiaz | import org.gvsig.fmap.dal.raster.spi.BandDescriptorServices; |
34 | import org.gvsig.fmap.dal.raster.spi.RasterStoreProviderServices; |
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35 | import org.gvsig.raster.lib.buffer.api.NoData; |
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36 | import org.gvsig.tools.ToolsLocator; |
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37 | import org.gvsig.tools.dispose.DisposeUtils; |
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38 | import org.gvsig.tools.dispose.impl.AbstractDisposable; |
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39 | import org.gvsig.tools.dynobject.DynStruct; |
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40 | import org.gvsig.tools.exception.BaseException; |
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41 | import org.gvsig.tools.persistence.PersistenceManager; |
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42 | import org.gvsig.tools.persistence.PersistentState; |
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43 | import org.gvsig.tools.persistence.exception.PersistenceException; |
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44 | |||
45 | /**
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46 | * Default implementation of {@link BandDescriptor}.
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47 | *
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48 | * @author <a href="mailto:lmarques@disid.com">Lluis Marques</a>
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49 | *
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50 | */
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51 | public class DefaultBandDescriptor extends AbstractDisposable implements BandDescriptorServices { |
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52 | |||
53 | private static final String PERSISTENCE_NAME = "BandDescriptor"; |
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54 | private static final String PERSISTENCE_DESCRIPTION = ""; |
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55 | |||
56 | private static final String BAND_FIELD_NAME = "band"; |
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57 | private static final String BAND_ATTRIBUTE_DESCRIPTORS_FIELD_NAME = "bandAttributeDescriptors"; |
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58 | |||
59 | private List<BandAttributeDescriptor> bandAttributeDescriptors; |
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60 | private int band; |
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61 | private RasterStore store;
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62 | private NoData noData;
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63 | private int dataType; |
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64 | private String name; |
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65 | private String description; |
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66 | |||
67 | /**
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68 | *
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69 | * @param band
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70 | * @param attributeDescriptors
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71 | */
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72 | public DefaultBandDescriptor(RasterStore store, int band, List<BandAttributeDescriptor> attributeDescriptors) { |
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73 | this.band = band;
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74 | this.bandAttributeDescriptors = attributeDescriptors;
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75 | this.noData = null; |
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76 | this.store = store;
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77 | // No debemos incrementar las referencias al store para evitar referencias circulares
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78 | // no tiene sentido forzar que no se pueda hacer un dispose del store aqu?.
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79 | // ToolsLocator.getDisposableManager().bind(store);
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80 | this.name = String.valueOf(this.band); |
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81 | this.description = ""; |
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82 | } |
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83 | |||
84 | @Override
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85 | public int getBand() { |
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86 | return this.band; |
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87 | } |
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88 | |||
89 | @Override
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90 | public BandAttributeDescriptor get(int index) { |
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91 | if (index >= 0 && index < bandAttributeDescriptors.size()) { |
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92 | return bandAttributeDescriptors.get(index);
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93 | } |
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94 | return null; |
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95 | } |
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96 | |||
97 | @Override
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98 | public BandAttributeDescriptor get(String name) { |
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99 | for (BandAttributeDescriptor bandAttributeDescriptor : bandAttributeDescriptors) {
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100 | if (bandAttributeDescriptor.getName().equals(name)) {
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101 | return bandAttributeDescriptor;
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102 | } |
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103 | } |
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104 | return null; |
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105 | } |
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106 | |||
107 | @Override
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108 | public int size() { |
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109 | return bandAttributeDescriptors.size();
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110 | } |
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111 | |||
112 | @Override
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113 | public Iterator<BandAttributeDescriptor> iterator() { |
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114 | return bandAttributeDescriptors.iterator();
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115 | } |
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116 | |||
117 | public static void registerPersitenceDefinition() { |
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118 | |||
119 | PersistenceManager persistenceManager = ToolsLocator.getPersistenceManager(); |
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120 | DynStruct definition = persistenceManager.getDefinition(PERSISTENCE_NAME); |
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121 | |||
122 | if (definition == null) { |
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123 | definition = |
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124 | persistenceManager.addDefinition(BandDescriptor.class, PERSISTENCE_NAME, |
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125 | PERSISTENCE_DESCRIPTION, null, null); |
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126 | definition.addDynFieldInt(BAND_FIELD_NAME); |
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127 | definition.addDynFieldList(BAND_ATTRIBUTE_DESCRIPTORS_FIELD_NAME).setClassOfItems( |
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128 | BandAttributeDescriptor.class); |
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129 | } |
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130 | } |
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131 | |||
132 | @Override
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133 | public void saveToState(PersistentState state) throws PersistenceException { |
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134 | state.set(BAND_FIELD_NAME, this.getBand());
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135 | state.set(BAND_ATTRIBUTE_DESCRIPTORS_FIELD_NAME, this.bandAttributeDescriptors);
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136 | } |
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137 | |||
138 | @Override
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139 | public void loadFromState(PersistentState state) throws PersistenceException { |
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140 | this.band = state.getInt(BAND_FIELD_NAME);
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141 | this.bandAttributeDescriptors =
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142 | new ArrayList<BandAttributeDescriptor>( |
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143 | state.getList(BAND_ATTRIBUTE_DESCRIPTORS_FIELD_NAME)); |
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144 | } |
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145 | |||
146 | @Override
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147 | public Object clone() throws CloneNotSupportedException { |
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148 | |||
149 | DefaultBandDescriptor newBandDescriptor = (DefaultBandDescriptor) super.clone();
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150 | |||
151 | newBandDescriptor.bandAttributeDescriptors = |
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152 | new ArrayList<BandAttributeDescriptor>(); |
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153 | |||
154 | for (BandAttributeDescriptor bandAttributeDescriptor : this.bandAttributeDescriptors) { |
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155 | newBandDescriptor.bandAttributeDescriptors.add((BandAttributeDescriptor) bandAttributeDescriptor.clone()); |
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156 | } |
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157 | |||
158 | return newBandDescriptor;
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159 | } |
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160 | |||
161 | @Override
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162 | public RasterStore getStore() {
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163 | return this.store; |
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164 | } |
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165 | |||
166 | @Override
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167 | public NoData getNoData() {
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168 | return this.noData; |
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169 | } |
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170 | |||
171 | @Override
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172 | public void setNoData(NoData noData) { |
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173 | this.noData = noData;
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174 | } |
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175 | |||
176 | @Override
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177 | protected void doDispose() throws BaseException { |
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178 | // ?Si no tiene sentido hacer un bind en el constructor, lo tiene hacer un dispose aqu??
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179 | // Ver comentario en el constructor
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180 | // DisposeUtils.disposeQuietly(this.store);
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181 | this.store = null; |
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182 | this.bandAttributeDescriptors = null; |
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183 | this.noData = null; |
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184 | } |
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185 | |||
186 | @Override
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187 | public BandAttributeDescriptor add(BandAttributeDescriptor bandAttributeDescriptor) {
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188 | this.bandAttributeDescriptors.add(bandAttributeDescriptor);
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189 | return bandAttributeDescriptor;
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190 | } |
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191 | |||
192 | @Override
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193 | public BandAttributeDescriptor add(String name, Object value) { |
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194 | BandAttributeDescriptor x = ((RasterStoreProviderServices)this.store).createBandAttributeDescriptor(band, name, value, null, null, null); |
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195 | return x;
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196 | } |
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197 | |||
198 | @Override
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199 | public int getDataType() { |
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200 | return this.dataType; |
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201 | } |
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202 | |||
203 | @Override
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204 | public void setDataType(int dataType) { |
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205 | this.dataType = dataType;
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206 | |||
207 | } |
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208 | |||
209 | @Override
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210 | public String getName() { |
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211 | return this.name; |
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212 | } |
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213 | |||
214 | @Override
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215 | public String getDescription() { |
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216 | return this.description; |
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217 | } |
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218 | |||
219 | @Override
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220 | public void setName(String name) { |
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221 | this.name = name;
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222 | } |
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223 | |||
224 | @Override
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225 | public void setDescription(String description) { |
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226 | this.description = description;
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227 | } |
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228 | } |