svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.api / src / main / java / org / gvsig / fmap / dal / feature / FeatureStore.java @ 46875
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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; |
25 | |||
26 | import java.util.Iterator; |
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27 | import java.util.List; |
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28 | 44655 | jjdelcerro | import javax.json.JsonObject; |
29 | 46855 | jjdelcerro | import org.apache.commons.lang3.StringUtils; |
30 | 40435 | jjdelcerro | import org.cresques.cts.IProjection; |
31 | 44023 | jjdelcerro | import org.gvsig.expressionevaluator.Expression; |
32 | 44042 | jjdelcerro | import org.gvsig.expressionevaluator.ExpressionBuilder; |
33 | 40435 | jjdelcerro | import org.gvsig.fmap.dal.DataServerExplorer; |
34 | import org.gvsig.fmap.dal.DataStore; |
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35 | import org.gvsig.fmap.dal.DataStoreParameters; |
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36 | import org.gvsig.fmap.dal.exception.DataException; |
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37 | import org.gvsig.fmap.dal.exception.ReadException; |
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38 | import org.gvsig.fmap.dal.feature.exception.FeatureIndexException; |
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39 | import org.gvsig.fmap.dal.feature.exception.NeedEditingModeException; |
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40 | import org.gvsig.fmap.geom.Geometry; |
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41 | 43371 | fdiaz | import org.gvsig.fmap.geom.SpatialIndex; |
42 | 40435 | jjdelcerro | import org.gvsig.fmap.geom.primitive.Envelope; |
43 | import org.gvsig.tools.dispose.DisposableIterator; |
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44 | import org.gvsig.tools.dynobject.DynObject; |
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45 | import org.gvsig.tools.lang.Cloneable; |
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46 | import org.gvsig.tools.observer.Observer; |
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47 | import org.gvsig.tools.undo.UndoRedoStack; |
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48 | 45425 | jjdelcerro | import org.gvsig.tools.util.GetItemWithSizeIsEmptyAndIterator64; |
49 | import org.gvsig.tools.util.PropertiesSupport; |
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50 | 45195 | omartinez | import org.gvsig.tools.util.Size64; |
51 | 44346 | jjdelcerro | import org.gvsig.tools.util.UnmodifiableBasicList64; |
52 | 40435 | jjdelcerro | |
53 | /**
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54 | * <p>
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55 | * A FeatureStore is a type of store whose data consists on sets of
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56 | * {@link Feature}(s). {@link Feature}(s) from the same FeatureStore can be of
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57 | * different {@link FeatureType}(s) (as in GML format for instance).
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58 | * </p>
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59 | 41818 | fdiaz | *
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60 | 40435 | jjdelcerro | * <p>
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61 | * FeatureStore allows:
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62 | * </p>
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63 | * <ul>
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64 | * <li>Obtaining the default {@link FeatureType}. A FeatureStore always has one
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65 | * and only one default FeatureType.
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66 | * <li>Obtaining the list of {@link FeatureType}(s) defined in the FeatureStore.
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67 | * <li>Obtaining, filtering and sorting subsets of data ({@link FeatureSet})
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68 | * through {@link FeatureQuery}, as well as background loading.
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69 | * <li>Obtaining the total {@link Envelope} (AKA bounding box or extent) of the
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70 | * store.
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71 | * <li>Support for editing {@link FeatureType}(s).
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72 | * <li>Obtaining information about contained {@link Geometry} types.
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73 | * <li>Exporting to another store.
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74 | * <li>Indexing.
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75 | * <li>Selection.
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76 | * <li>Locks management.
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77 | * </ul>
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78 | 41818 | fdiaz | *
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79 | 40435 | jjdelcerro | */
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80 | 45425 | jjdelcerro | public interface FeatureStore extends |
81 | DataStore, UndoRedoStack, Cloneable, Iterable<Feature>, |
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82 | PropertiesSupport, |
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83 | Size64 { |
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84 | 40435 | jjdelcerro | |
85 | 46855 | jjdelcerro | public static String getLabel(FeatureStore store) { |
86 | if( store == null ) { |
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87 | return null; |
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88 | } |
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89 | String label = null; |
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90 | try {
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91 | label = store.getName(); |
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92 | FeatureType ft = store.getDefaultFeatureTypeQuietly(); |
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93 | if( ft != null ) { |
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94 | if( StringUtils.isNotBlank(ft.getLabel()) ) {
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95 | label = ft.getLabel(); |
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96 | } |
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97 | } |
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98 | } catch(Throwable t) { |
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99 | // Do nothing
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100 | } |
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101 | return label;
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102 | } |
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103 | |||
104 | 40435 | jjdelcerro | public static final String METADATA_DEFINITION_NAME = "FeatureStore"; |
105 | |||
106 | 45738 | fdiaz | final static int MODE_UNKNOWN = -1; |
107 | 45739 | jjdelcerro | |
108 | 40435 | jjdelcerro | /** Indicates that this store is in query mode */
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109 | final static int MODE_QUERY = 0; |
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110 | |||
111 | /** Indicates that this store is in full edit mode */
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112 | final static int MODE_FULLEDIT = 1; |
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113 | |||
114 | /** Indicates that this store is in append mode */
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115 | final static int MODE_APPEND = 2; |
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116 | 45425 | jjdelcerro | |
117 | final static int MODE_PASS_THROUGH = 3; |
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118 | 40435 | jjdelcerro | |
119 | /*
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120 | * =============================================================
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121 | 41818 | fdiaz | *
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122 | 40435 | jjdelcerro | * information related services
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123 | */
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124 | |||
125 | /**
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126 | * Indicates whether this store allows writing.
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127 | 41818 | fdiaz | *
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128 | 40435 | jjdelcerro | * @return
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129 | * true if this store can be written, false if not.
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130 | */
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131 | public boolean allowWrite(); |
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132 | |||
133 | /**
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134 | * Returns this store's default {@link FeatureType}.
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135 | 41818 | fdiaz | *
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136 | 40435 | jjdelcerro | * @return
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137 | * this store's default {@link FeatureType}.
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138 | 41818 | fdiaz | *
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139 | 40435 | jjdelcerro | * @throws DataException
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140 | */
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141 | public FeatureType getDefaultFeatureType() throws DataException; |
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142 | 44884 | jjdelcerro | |
143 | public FeatureType getDefaultFeatureTypeQuietly();
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144 | 40435 | jjdelcerro | |
145 | /**
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146 | * Returns this store's featureType {@link FeatureType} matches with
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147 | * featureTypeId.
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148 | 41818 | fdiaz | *
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149 | 40435 | jjdelcerro | * @param featureTypeId
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150 | 41818 | fdiaz | *
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151 | 40435 | jjdelcerro | * @return this store's default {@link FeatureType}.
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152 | 41818 | fdiaz | *
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153 | 40435 | jjdelcerro | * @throws DataException
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154 | */
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155 | public FeatureType getFeatureType(String featureTypeId) |
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156 | throws DataException;
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157 | |||
158 | /**
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159 | * Returns this store's {@link FeatureType}(s).
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160 | 41818 | fdiaz | *
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161 | 40435 | jjdelcerro | * @return a list with this store's {@link FeatureType}(s).
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162 | 41818 | fdiaz | *
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163 | 40435 | jjdelcerro | * @throws DataException
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164 | */
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165 | public List getFeatureTypes() throws DataException; |
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166 | |||
167 | /**
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168 | * Returns this store's parameters.
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169 | 41818 | fdiaz | *
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170 | 40435 | jjdelcerro | * @return
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171 | * {@link DataStoreParameters} containing this store's parameters
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172 | */
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173 | public DataStoreParameters getParameters();
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174 | |||
175 | /**
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176 | 44884 | jjdelcerro | * @param gvSIGgeometryType
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177 | * @return
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178 | * @throws DataException
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179 | 40435 | jjdelcerro | * @deprecated Mirar de cambiarlo a metadatos
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180 | */
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181 | public boolean canWriteGeometry(int gvSIGgeometryType) throws DataException; |
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182 | |||
183 | /**
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184 | * Returns this store's total envelope (extent).
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185 | 41818 | fdiaz | *
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186 | 40435 | jjdelcerro | * @return this store's total envelope (extent) or <code>null</code> if
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187 | * store not have geometry information
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188 | 44884 | jjdelcerro | * @throws org.gvsig.fmap.dal.exception.DataException
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189 | 40435 | jjdelcerro | */
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190 | public Envelope getEnvelope() throws DataException; |
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191 | |||
192 | /**
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193 | 41818 | fdiaz | *
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194 | 40435 | jjdelcerro | * @deprecated use getDefaultFeatureType().getDefaultSRS()
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195 | * @return
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196 | * @throws DataException
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197 | */
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198 | public IProjection getSRSDefaultGeometry() throws DataException; |
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199 | |||
200 | /**
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201 | * Exports this store to another store.
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202 | 41818 | fdiaz | *
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203 | 40435 | jjdelcerro | * @param explorer
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204 | * {@link DataServerExplorer} target
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205 | 44884 | jjdelcerro | * @param provider
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206 | 40435 | jjdelcerro | * @param params
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207 | * New parameters of this store that will be used on the target
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208 | * explorer
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209 | 41818 | fdiaz | *
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210 | 40435 | jjdelcerro | * @throws DataException
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211 | 41818 | fdiaz | *
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212 | 40435 | jjdelcerro | * @Deprecated this method is unstable
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213 | */
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214 | public void export(DataServerExplorer explorer, String provider, |
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215 | 45482 | fdiaz | NewFeatureStoreParameters params, String name) throws DataException; |
216 | 40435 | jjdelcerro | |
217 | 44318 | jjdelcerro | public void copyTo(FeatureStore target); |
218 | |||
219 | 40435 | jjdelcerro | /*
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220 | * =============================================================
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221 | 41818 | fdiaz | *
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222 | 40435 | jjdelcerro | * Query related services
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223 | */
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224 | 44346 | jjdelcerro | |
225 | /**
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226 | * Create a {@link FeatureQuery} with the restrictions indicateds.
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227 | *
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228 | * "filter" will be null or a valid filter expression for the store.
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229 | *
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230 | * "sortBy" can be null to use the store's default order.
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231 | *
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232 | * The parameter sortBy can be an attribute name or a comma separated list.
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233 | * Each attribute name can be preceded or followed by "+" or "-" to indicate
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234 | * the order to use to sort by that attribute.
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235 | *
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236 | * If no "+" or "-" is indicated, the "asc" parameter will be used to
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237 | * determine if the order is ascending, "true" or decent, "false".
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238 | *
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239 | * @param filter an {@link String} expression used to filter the features in the store.
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240 | * @param sortBy Attribute names separated by commas used to sort the list to return.
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241 | * @param asc use order ascending, true, or descending, false.
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242 | * @return a {@link FeatureQuery} with the restrictions.
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243 | * @see {@link FeatureQuery}
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244 | */
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245 | public FeatureQuery createFeatureQuery(String filter, String sortBy, boolean asc); |
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246 | 45425 | jjdelcerro | public FeatureQuery createFeatureQuery(String filter); |
247 | public FeatureQuery createFeatureQuery(Expression filter); |
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248 | 40435 | jjdelcerro | |
249 | 44346 | jjdelcerro | /**
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250 | * Create a {@link FeatureQuery} with the restrictions indicateds.
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251 | *
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252 | * "filter" will be null or {@link Expression} valid for the store.
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253 | *
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254 | * "sortBy" can be null to use the store's default order.
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255 | *
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256 | * The parameter sortBy can be an attribute name or a comma separated list.
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257 | * Each attribute name can be preceded or followed by "+" or "-" to indicate
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258 | * the order to use to sort by that attribute.
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259 | *
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260 | * If no "+" or "-" is indicated, the "asc" parameter will be used to
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261 | * determine if the order is ascending, "true" or decent, "false".
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262 | *
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263 | * @param filter an {@link String} expression used to filter the features in the store.
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264 | * @param sortBy Attribute names separated by commas used to sort the list to return.
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265 | * @param asc use order ascending, true, or descending, false.
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266 | * @return a {@link FeatureQuery} with the restrictions.
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267 | * @see {@link FeatureQuery}
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268 | */
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269 | public FeatureQuery createFeatureQuery(Expression filter, String sortBy, boolean asc); |
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270 | |||
271 | 45308 | fdiaz | /**
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272 | * Create a {@link FeatureQuery} with the restrictions indicateds.
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273 | *
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274 | * "filter" will be null or {@link Expression} valid for the store.
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275 | *
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276 | * "sortBy" can be null to use the store's default order.
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277 | *
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278 | * The parameter sortBy can be an attribute name or a comma separated list.
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279 | * Each attribute name can be preceded or followed by "+" or "-" to indicate
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280 | * the order to use to sort by that attribute.
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281 | *
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282 | * If no "+" or "-" is indicated, the "asc" parameter will be used to
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283 | * determine if the order is ascending, "true" or decent, "false".
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284 | *
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285 | * @param filter an {@link String} expression used to filter the features in the store.
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286 | * @param sortBy expression used to order the features in the store.
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287 | * @param asc use order ascending, true, or descending, false.
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288 | * @return a {@link FeatureQuery} with the restrictions.
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289 | * @see {@link FeatureQuery}
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290 | */
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291 | public FeatureQuery createFeatureQuery(Expression filter, Expression sortBy, boolean asc); |
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292 | |||
293 | /**
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294 | * Create a {@link FeatureQuery} with the restrictions indicateds.
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295 | *
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296 | * "filter" will be null or {@link Expression} valid for the store.
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297 | *
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298 | * "sortBy" can be null to use the store's default order.
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299 | *
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300 | * The parameter sortBy can be an attribute name or a comma separated list.
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301 | * Each attribute name can be preceded or followed by "+" or "-" to indicate
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302 | * the order to use to sort by that attribute.
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303 | *
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304 | * If no "+" or "-" is indicated, the "asc" parameter will be used to
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305 | * determine if the order is ascending, "true" or decent, "false".
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306 | *
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307 | * @param filter an {@link String} expression used to filter the features in the store.
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308 | * @param sortBy expression used to order the features in the store.
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309 | * @param asc use order ascending, true, or descending, false.
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310 | * @return a {@link FeatureQuery} with the restrictions.
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311 | * @see {@link FeatureQuery}
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312 | */
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313 | public FeatureQuery createFeatureQuery(String filter, Expression sortBy, boolean asc); |
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314 | |||
315 | |||
316 | |||
317 | 40435 | jjdelcerro | /**
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318 | * Returns all available features in the store.
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319 | 41818 | fdiaz | *
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320 | 44346 | jjdelcerro | * It is a utility method that calls {@link #getFeatureSet(FeatureQuery)}
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321 | *
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322 | * @return the {@link FeatureSet}
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323 | * @throws ReadException if there is any error while reading the features
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324 | * @see {@link #accept(org.gvsig.tools.visitor.Visitor)}, {@link #getFeatureSet(FeatureQuery)}
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325 | 40435 | jjdelcerro | */
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326 | FeatureSet getFeatureSet() throws DataException;
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327 | |||
328 | 44346 | jjdelcerro | /**
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329 | * Return a subset of features.
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330 | *
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331 | * It is a utility method that calls {@link #getFeatureSet(FeatureQuery)}
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332 | *
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333 | * @param filter an {@link String} expression used to filter the features in the store.
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334 | * @return the {@link FeatureSet}
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335 | * @throws ReadException if there is any error while reading the features
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336 | * @see {@link #createFeatureQuery(Expression,String,boolean)}, {@link #getFeatureSet(FeatureQuery)}
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337 | */
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338 | 43533 | jjdelcerro | FeatureSet getFeatureSet(String filter) throws DataException; |
339 | |||
340 | 44346 | jjdelcerro | /**
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341 | * Return a subset of features.
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342 | *
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343 | * It is a utility method that calls {@link #getFeatureSet(FeatureQuery)}
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344 | *
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345 | * The sort order used is ascending.
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346 | *
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347 | * @param filter an {@link String} expression used to filter the features in the store.
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348 | * @param sortBy Attribute names separated by commas used to sort the list to return.
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349 | * @return the {@link FeatureSet}
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350 | * @throws ReadException if there is any error while reading the features
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351 | * @see {@link #createFeatureQuery(Expression,String,boolean)}, {@link #getFeatureSet(FeatureQuery)}
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352 | */
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353 | 43533 | jjdelcerro | FeatureSet getFeatureSet(String filter, String sortBy) throws DataException; |
354 | |||
355 | 44346 | jjdelcerro | /**
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356 | * Return a subset of features.
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357 | *
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358 | * It is a utility method that calls {@link #getFeatureSet(FeatureQuery)}
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359 | *
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360 | * @param filter an {@link String} expression used to filter the features in the store.
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361 | * @param sortBy Attribute names separated by commas used to sort the list to return.
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362 | * @param asc use order ascending, true, or descending, false.
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363 | * @return the {@link FeatureSet}
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364 | * @throws ReadException if there is any error while reading the features
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365 | * @see {@link #createFeatureQuery(Expression,String,boolean)}, {@link #getFeatureSet(FeatureQuery)}
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366 | */
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367 | 43533 | jjdelcerro | FeatureSet getFeatureSet(String filter, String sortBy, boolean asc) throws DataException; |
368 | |||
369 | 44346 | jjdelcerro | /**
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370 | * Return a subset of features.
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371 | *
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372 | * It is a utility method that calls {@link #getFeatureSet(FeatureQuery)}
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373 | *
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374 | * @param filter an {@link Expression} used to filter the features in the store.
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375 | * @return the {@link FeatureSet}
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376 | * @throws DataException
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377 | * @see {@link #createFeatureQuery(Expression,String,boolean)}, {@link #getFeatureSet(FeatureQuery)}
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378 | */
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379 | 44023 | jjdelcerro | FeatureSet getFeatureSet(Expression filter) throws DataException; |
380 | |||
381 | 44346 | jjdelcerro | /**
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382 | * Return a subset of features.
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383 | *
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384 | * It is a utility method that calls {@link #getFeatureSet(FeatureQuery)}
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385 | *
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386 | * The sort order used is ascending.
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387 | *
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388 | * @param filter an {@link Expression} used to filter the features in the store.
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389 | * @param sortBy Attribute names separated by commas used to sort the list to return.
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390 | * @return the {@link FeatureSet}
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391 | * @throws ReadException if there is any error while reading the features
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392 | * @see {@link #createFeatureQuery(Expression,String,boolean)}, {@link #getFeatureSet(FeatureQuery)}
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393 | */
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394 | 44023 | jjdelcerro | FeatureSet getFeatureSet(Expression filter, String sortBy) throws DataException; |
395 | |||
396 | 44346 | jjdelcerro | /**
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397 | * Return a subset of features.
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398 | *
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399 | * It is a utility method that calls {@link #getFeatureSet(FeatureQuery)}
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400 | *
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401 | * @param filter an {@link Expression} used to filter the features in the store.
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402 | * @param sortBy Attribute names separated by commas used to sort the list to return.
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403 | * @param asc use order ascending, true, or descending, false.
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404 | * @return the {@link FeatureSet}
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405 | * @throws DataException
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406 | * @see {@link #createFeatureQuery(Expression,String,boolean)}, {@link #getFeatureSet(FeatureQuery)}
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407 | */
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408 | 44023 | jjdelcerro | FeatureSet getFeatureSet(Expression filter, String sortBy, boolean asc) throws DataException; |
409 | 44346 | jjdelcerro | |
410 | 40435 | jjdelcerro | /**
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411 | * Returns a subset of features taking into account the properties and
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412 | 44346 | jjdelcerro | * restrictions of the {@link FeatureQuery}.
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413 | *
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414 | * If {@link FeatureQuery} is null, return al features in the store.
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415 | *
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416 | 40435 | jjdelcerro | * <p>
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417 | * <em>
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418 | 41818 | fdiaz | * <strong>NOTE:</strong> if you use this method to get a
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419 | * {@link FeatureSet}, you must get sure it is disposed
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420 | * (@see {@link DisposableIterator#dispose()}) in any case, even if an
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421 | * error occurs while getting the data. It is recommended to use the
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422 | * <code>accept</code> methods instead, which handle everything for you.
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423 | * Take into account the accept methods may use a fast iterator to
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424 | 40435 | jjdelcerro | * get the features.
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425 | * </em>
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||
426 | * </p>
|
||
427 | 41818 | fdiaz | *
|
428 | 44346 | jjdelcerro | * @param featureQuery defines the characteristics of the features to return.
|
429 | * @return the {@link FeatureSet}
|
||
430 | * @throws ReadException if there is any error while reading the features.
|
||
431 | * @see #accept(org.gvsig.tools.visitor.Visitor, org.gvsig.fmap.dal.DataQuery)
|
||
432 | 40435 | jjdelcerro | */
|
433 | FeatureSet getFeatureSet(FeatureQuery featureQuery) throws DataException;
|
||
434 | |||
435 | /**
|
||
436 | * Loads a subset of features taking into account the properties and
|
||
437 | 44346 | jjdelcerro | * restrictions of the FeatureQuery.
|
438 | * When feature loading is finished call the Observer passing the
|
||
439 | * {@link FeatureSet} loaded.
|
||
440 | 41818 | fdiaz | *
|
441 | 44346 | jjdelcerro | * @param featureQuery defines the characteristics of the features to return.
|
442 | * @param observer to be notified when loading is finished.
|
||
443 | * @throws DataException if there is any error while loading the features
|
||
444 | 40435 | jjdelcerro | */
|
445 | 44346 | jjdelcerro | void getFeatureSet(FeatureQuery featureQuery, Observer observer) throws DataException; |
446 | 40435 | jjdelcerro | |
447 | /**
|
||
448 | * Loads all available feature in the store. The loading of Features is
|
||
449 | * performed by calling the Observer, once each loaded Feature.
|
||
450 | 41818 | fdiaz | *
|
451 | 44346 | jjdelcerro | * @param observer to be notified of each loaded Feature
|
452 | * @throws DataException if there is any error while loading the features
|
||
453 | 40435 | jjdelcerro | */
|
454 | void getFeatureSet(Observer observer) throws DataException; |
||
455 | |||
456 | /**
|
||
457 | 42925 | jjdelcerro | * Return a paginated list of Features filtered by the query.
|
458 | 44346 | jjdelcerro | *
|
459 | * If the query is null, return all features in the store sorteds
|
||
460 | * by default order.
|
||
461 | *
|
||
462 | * The return value implements {@link List} and {@link UnmodifiableBasicList64}
|
||
463 | * to support large list of features.
|
||
464 | *
|
||
465 | * The returned list of Features is paginated, and the page size
|
||
466 | * used is "pageSize".
|
||
467 | *
|
||
468 | * If the page size is less than or equal to 0, the default page size of
|
||
469 | * 100 will be used.
|
||
470 | 43371 | fdiaz | *
|
471 | 44346 | jjdelcerro | * @param query to filter and sort the returned feature list
|
472 | 42925 | jjdelcerro | * @param pageSize the page size of the list
|
473 | 44346 | jjdelcerro | * @return the {@link List}/{@link UnmodifiableBasicList64} of features
|
474 | 42925 | jjdelcerro | */
|
475 | public List<Feature> getFeatures(FeatureQuery query, int pageSize); |
||
476 | 43371 | fdiaz | |
477 | 44346 | jjdelcerro | /**
|
478 | * Return a paginated list of Features.
|
||
479 | *
|
||
480 | * It is a utility method that calls {@link #getFeatures(FeatureQuery, int)}
|
||
481 | * using the default page size.
|
||
482 | *
|
||
483 | * @param query to filter and sort the returned feature list
|
||
484 | * @return the {@link List}/{@link UnmodifiableBasicList64} of features
|
||
485 | * @see {@link #getFeatures(FeatureQuery, int)}
|
||
486 | */
|
||
487 | 43550 | jjdelcerro | public List<Feature> getFeatures(FeatureQuery query); |
488 | |||
489 | 44346 | jjdelcerro | /**
|
490 | * Return a paginated list with al Features in the store.
|
||
491 | *
|
||
492 | * It is a utility method that calls {@link #getFeatures(FeatureQuery, int)}
|
||
493 | * using the default page size.
|
||
494 | *
|
||
495 | * @return the {@link List}/{@link UnmodifiableBasicList64} of features
|
||
496 | * @see {@link #getFeatures(FeatureQuery, int)}
|
||
497 | */
|
||
498 | 43020 | jjdelcerro | public List<Feature> getFeatures(); |
499 | 43371 | fdiaz | |
500 | 44346 | jjdelcerro | /**
|
501 | * Return a paginated list of Features
|
||
502 | *
|
||
503 | * It is a utility method that calls {@link #getFeatures(FeatureQuery, int)}
|
||
504 | *
|
||
505 | * @param filter used to filter the features in the store.
|
||
506 | * @return the List of Features
|
||
507 | * @see {@link #getFeatures(FeatureQuery, int)}, {@link #createFeatureQuery(String,String,boolean)}
|
||
508 | */
|
||
509 | 43628 | jjdelcerro | public List<Feature> getFeatures(String filter); |
510 | |||
511 | 44346 | jjdelcerro | /**
|
512 | * Return a paginated list of Features.
|
||
513 | *
|
||
514 | * It is a utility method that calls {@link #getFeatures(FeatureQuery, int)}
|
||
515 | * using the default page size.
|
||
516 | *
|
||
517 | * @param filter used to filter the features in the store.
|
||
518 | * @param sortBy Attribute names separated by commas used to sort the list to return.
|
||
519 | * @return the {@link List}/{@link UnmodifiableBasicList64} of features
|
||
520 | * @see {@link #getFeatures(FeatureQuery, int)}, {@link #createFeatureQuery(String,String,boolean)}
|
||
521 | */
|
||
522 | 43628 | jjdelcerro | public List<Feature> getFeatures(String filter, String sortBy); |
523 | |||
524 | 44346 | jjdelcerro | /**
|
525 | * Return a paginated list of Features.
|
||
526 | *
|
||
527 | * It is a utility method that calls {@link #getFeatures(FeatureQuery, int)}
|
||
528 | * using the default page size.
|
||
529 | *
|
||
530 | * @param filter an {@link String} expression used to filter the features in the store.
|
||
531 | * @param sortBy Attribute names separated by commas used to sort the list to return.
|
||
532 | * @param asc use order ascending, true, or descending, false.
|
||
533 | * @return the {@link List}/{@link UnmodifiableBasicList64} of features
|
||
534 | * @see {@link #getFeatures(FeatureQuery, int)}, {@link #createFeatureQuery(String,String,boolean)}
|
||
535 | */
|
||
536 | 43628 | jjdelcerro | public List<Feature> getFeatures(String filter, String sortBy, boolean asc); |
537 | |||
538 | 44346 | jjdelcerro | /**
|
539 | * Return a paginated list of Features
|
||
540 | *
|
||
541 | * It is a utility method that calls {@link #getFeatures(FeatureQuery, int)}
|
||
542 | * using the default page size.
|
||
543 | *
|
||
544 | * @param filter an {@link Expression} used to filter the features in the store.
|
||
545 | * @return the List of Features
|
||
546 | * @see {@link #getFeatures(FeatureQuery, int)}, {@link #createFeatureQuery(Expression,String,boolean)}
|
||
547 | */
|
||
548 | 44023 | jjdelcerro | public List<Feature> getFeatures(Expression filter); |
549 | |||
550 | 44346 | jjdelcerro | /**
|
551 | * Return a paginated list of Features
|
||
552 | *
|
||
553 | * It is a utility method that calls {@link #getFeatures(FeatureQuery, int)}
|
||
554 | * using the default page size.
|
||
555 | *
|
||
556 | * @param filter an {@link Expression} used to filter the features in the store.
|
||
557 | * @param sortBy Attribute names separated by commas used to sort the list to return.
|
||
558 | * @return the {@link List}/{@link UnmodifiableBasicList64} of features
|
||
559 | * @see {@link #getFeatures(FeatureQuery, int)}, {@link #createFeatureQuery(Expression,String,boolean)}
|
||
560 | */
|
||
561 | 44023 | jjdelcerro | public List<Feature> getFeatures(Expression filter, String sortBy); |
562 | |||
563 | 44346 | jjdelcerro | /**
|
564 | * Return a paginated list of Features
|
||
565 | *
|
||
566 | * It is a utility method that calls {@link #getFeatures(FeatureQuery, int)}
|
||
567 | * using the default page size.
|
||
568 | *
|
||
569 | * @param filter an {@link Expression} used to filter the features in the store.
|
||
570 | * @param sortBy Attribute names separated by commas used to sort the list to return.
|
||
571 | * @param asc use order ascending, true, or descending, false.
|
||
572 | * @return the {@link List}/{@link UnmodifiableBasicList64} of features
|
||
573 | * @see {@link #getFeatures(FeatureQuery, int)}, {@link #createFeatureQuery(Expression,String,boolean)}
|
||
574 | */
|
||
575 | 44023 | jjdelcerro | public List<Feature> getFeatures(Expression filter, String sortBy, boolean asc); |
576 | |||
577 | 45425 | jjdelcerro | public GetItemWithSizeIsEmptyAndIterator64<Feature> getFeatures64();
|
578 | |||
579 | public GetItemWithSizeIsEmptyAndIterator64<Feature> getFeatures64(String filter); |
||
580 | |||
581 | public GetItemWithSizeIsEmptyAndIterator64<Feature> getFeatures64(String filter, String sortBy, boolean asc); |
||
582 | |||
583 | public GetItemWithSizeIsEmptyAndIterator64<Feature> getFeatures64(FeatureQuery query, int pageSize); |
||
584 | |||
585 | 44346 | jjdelcerro | /**
|
586 | * Return the first {@link Feature} of the store.
|
||
587 | *
|
||
588 | * @return the first {@link Feature} or null if the store is empty.
|
||
589 | * @throws DataException
|
||
590 | */
|
||
591 | 44100 | jjdelcerro | public Feature first() throws DataException; |
592 | |||
593 | 44346 | jjdelcerro | /**
|
594 | * Returns the first {@link Feature} that meets the criteria indicated.
|
||
595 | *
|
||
596 | * It is a utility method that calls {@link #findFirst(FeatureQuery)}.
|
||
597 | *
|
||
598 | * @param filter {@link String} expression used to filter the features.
|
||
599 | * @return the first {@link Feature} or null if the filter don't return any feature.
|
||
600 | * @throws DataException
|
||
601 | * @see {@link #findFirst(FeatureQuery)}, {@link #createFeatureQuery(String,String,boolean)}
|
||
602 | */
|
||
603 | 43628 | jjdelcerro | public Feature findFirst(String filter) throws DataException; |
604 | |||
605 | 44346 | jjdelcerro | /**
|
606 | * Returns the first {@link Feature} that meets the criteria indicated.
|
||
607 | *
|
||
608 | * It is a utility method that calls {@link #findFirst(FeatureQuery)}.
|
||
609 | *
|
||
610 | * @param filter {@link String} expression used to filter the features.
|
||
611 | * @param sortBy Attribute names separated by commas used to sort the list to return.
|
||
612 | * @return the first {@link Feature} or null if the filter don't return any feature.
|
||
613 | * @throws DataException
|
||
614 | * @see {@link #findFirst(FeatureQuery)}, {@link #createFeatureQuery(String,String,boolean)}
|
||
615 | */
|
||
616 | 43628 | jjdelcerro | public Feature findFirst(String filter, String sortBy) throws DataException; |
617 | |||
618 | 44346 | jjdelcerro | /**
|
619 | * Returns the first {@link Feature} that meets the criteria indicated.
|
||
620 | *
|
||
621 | * It is a utility method that calls {@link #findFirst(FeatureQuery)}.
|
||
622 | *
|
||
623 | * @param filter {@link String} expression used to filter the features.
|
||
624 | * @param sortBy Attribute names separated by commas used to sort the list to return.
|
||
625 | * @param asc use order ascending, true, or descending, false.
|
||
626 | * @return the first {@link Feature} or null if the filter don't return any feature.
|
||
627 | * @throws DataException
|
||
628 | * @see {@link #findFirst(FeatureQuery)}, {@link #createFeatureQuery(String,String,boolean)}
|
||
629 | */
|
||
630 | 43628 | jjdelcerro | public Feature findFirst(String filter, String sortBy, boolean asc) throws DataException; |
631 | |||
632 | 45308 | fdiaz | |
633 | 44346 | jjdelcerro | /**
|
634 | * Returns the first {@link Feature} that meets the criteria indicated.
|
||
635 | *
|
||
636 | * It is a utility method that calls {@link #findFirst(FeatureQuery)}.
|
||
637 | *
|
||
638 | * @param filter {@link String} expression used to filter the features.
|
||
639 | 45308 | fdiaz | * @param sortBy Expression
|
640 | * @param asc use order ascending, true, or descending, false.
|
||
641 | 44346 | jjdelcerro | * @return the first {@link Feature} or null if the filter don't return any feature.
|
642 | * @throws DataException
|
||
643 | 45308 | fdiaz | * @see {@link #findFirst(FeatureQuery)}, {@link #createFeatureQuery(String,String,boolean)}
|
644 | */
|
||
645 | public Feature findFirst(String filter, Expression sortBy, boolean asc) throws DataException; |
||
646 | |||
647 | /**
|
||
648 | * Returns the first {@link Feature} that meets the criteria indicated.
|
||
649 | *
|
||
650 | * It is a utility method that calls {@link #findFirst(FeatureQuery)}.
|
||
651 | *
|
||
652 | * @param filter {@link String} expression used to filter the features.
|
||
653 | * @return the first {@link Feature} or null if the filter don't return any feature.
|
||
654 | * @throws DataException
|
||
655 | 44346 | jjdelcerro | * @see {@link #findFirst(FeatureQuery)}, {@link #createFeatureQuery(Expession,String,boolean)}
|
656 | */
|
||
657 | 44023 | jjdelcerro | public Feature findFirst(Expression filter) throws DataException; |
658 | |||
659 | 44346 | jjdelcerro | /**
|
660 | * Returns the first {@link Feature} that meets the criteria indicated.
|
||
661 | *
|
||
662 | * It is a utility method that calls {@link #findFirst(FeatureQuery)}.
|
||
663 | *
|
||
664 | * @param filter {@link String} expression used to filter the features.
|
||
665 | * @param sortBy Attribute names separated by commas used to sort the list to return.
|
||
666 | * @return the first {@link Feature} or null if the filter don't return any feature.
|
||
667 | * @throws DataException
|
||
668 | * @see {@link #findFirst(FeatureQuery)}, {@link #createFeatureQuery(Expession,String,boolean)}
|
||
669 | */
|
||
670 | 44023 | jjdelcerro | public Feature findFirst(Expression filter, String sortBy) throws DataException; |
671 | |||
672 | 44346 | jjdelcerro | /**
|
673 | * Returns the first {@link Feature} that meets the criteria indicated.
|
||
674 | *
|
||
675 | * It is a utility method that calls {@link #findFirst(FeatureQuery)}.
|
||
676 | *
|
||
677 | * @param filter {@link String} expression used to filter the features.
|
||
678 | * @param sortBy Attribute names separated by commas used to sort the list to return.
|
||
679 | * @param asc use order ascending, true, or descending, false.
|
||
680 | * @return the first {@link Feature} or null if the filter don't return any feature.
|
||
681 | * @throws DataException
|
||
682 | * @see {@link #findFirst(FeatureQuery)}, {@link #createFeatureQuery(Expession,String,boolean)}
|
||
683 | */
|
||
684 | 44023 | jjdelcerro | public Feature findFirst(Expression filter, String sortBy, boolean asc) throws DataException; |
685 | |||
686 | 44346 | jjdelcerro | /**
|
687 | * Returns the first {@link Feature} that meets the criteria indicated.
|
||
688 | *
|
||
689 | * It is a utility method that calls {@link #findFirst(FeatureQuery)}.
|
||
690 | *
|
||
691 | 45308 | fdiaz | * @param filter {@link String} expression used to filter the features.
|
692 | * @param sortBy expression used to sort features
|
||
693 | * @param asc use order ascending, true, or descending, false.
|
||
694 | * @return the first {@link Feature} or null if the filter don't return any feature.
|
||
695 | * @throws DataException
|
||
696 | * @see {@link #findFirst(FeatureQuery)}, {@link #createFeatureQuery(Expession,String,boolean)}
|
||
697 | */
|
||
698 | public Feature findFirst(Expression filter, Expression sortBy, boolean asc) throws DataException; |
||
699 | |||
700 | /**
|
||
701 | * Returns the first {@link Feature} that meets the criteria indicated.
|
||
702 | *
|
||
703 | * It is a utility method that calls {@link #findFirst(FeatureQuery)}.
|
||
704 | *
|
||
705 | 44346 | jjdelcerro | * @param query to filter and sort the returned feature list
|
706 | * @return the first {@link Feature} or null if the filter don't return any feature.
|
||
707 | * @throws DataException
|
||
708 | * @see {@link #findFirst(FeatureQuery)}, {@link #createFeatureQuery(Expession,String,boolean)}
|
||
709 | */
|
||
710 | 44262 | jjdelcerro | public Feature findFirst(FeatureQuery query) throws DataException; |
711 | 44346 | jjdelcerro | |
712 | 42925 | jjdelcerro | /**
|
713 | 40435 | jjdelcerro | * Returns the feature given its reference.
|
714 | 41818 | fdiaz | *
|
715 | 44346 | jjdelcerro | * @param reference a unique FeatureReference
|
716 | * @return
|
||
717 | * @returnThe Feature
|
||
718 | 40435 | jjdelcerro | * @throws DataException
|
719 | 41818 | fdiaz | *
|
720 | 40435 | jjdelcerro | */
|
721 | 44346 | jjdelcerro | public Feature getFeatureByReference(FeatureReference reference) throws DataException; |
722 | 40435 | jjdelcerro | |
723 | /**
|
||
724 | * Returns the feature given its reference and feature type.
|
||
725 | 41818 | fdiaz | *
|
726 | 40435 | jjdelcerro | * @param reference
|
727 | * a unique FeatureReference
|
||
728 | 41818 | fdiaz | *
|
729 | 40435 | jjdelcerro | * @param featureType
|
730 | * FeatureType to which the requested Feature belongs
|
||
731 | 41818 | fdiaz | *
|
732 | 40435 | jjdelcerro | * @return
|
733 | * The Feature
|
||
734 | 41818 | fdiaz | *
|
735 | 40435 | jjdelcerro | * @throws DataException
|
736 | 41818 | fdiaz | *
|
737 | 40435 | jjdelcerro | */
|
738 | public Feature getFeatureByReference(FeatureReference reference,
|
||
739 | FeatureType featureType) throws DataException;
|
||
740 | |||
741 | /*
|
||
742 | * =============================================================
|
||
743 | 41818 | fdiaz | *
|
744 | 40435 | jjdelcerro | * Editing related services
|
745 | */
|
||
746 | |||
747 | /**
|
||
748 | * Enters editing state.
|
||
749 | 44884 | jjdelcerro | * @throws org.gvsig.fmap.dal.exception.DataException
|
750 | 40435 | jjdelcerro | */
|
751 | public void edit() throws DataException; |
||
752 | |||
753 | /**
|
||
754 | * Enters editing state specifying the editing mode.
|
||
755 | 41818 | fdiaz | *
|
756 | 40435 | jjdelcerro | * @param mode
|
757 | 41818 | fdiaz | *
|
758 | 40435 | jjdelcerro | * @throws DataException
|
759 | */
|
||
760 | public void edit(int mode) throws DataException; |
||
761 | 45482 | fdiaz | |
762 | public int getMode(); |
||
763 | 40435 | jjdelcerro | |
764 | /**
|
||
765 | * Cancels all editing since the last edit().
|
||
766 | 41818 | fdiaz | *
|
767 | 40435 | jjdelcerro | * @throws DataException
|
768 | */
|
||
769 | public void cancelEditing() throws DataException; |
||
770 | |||
771 | 45425 | jjdelcerro | public boolean cancelEditingQuietly(); |
772 | |||
773 | 45441 | jjdelcerro | public static boolean cancelEditingQuietly(FeatureStore store) { |
774 | if( store==null ) { |
||
775 | return true; |
||
776 | } |
||
777 | return store.cancelEditingQuietly();
|
||
778 | } |
||
779 | |||
780 | 40435 | jjdelcerro | /**
|
781 | * Exits editing state.
|
||
782 | 41818 | fdiaz | *
|
783 | 40435 | jjdelcerro | * @throws DataException
|
784 | */
|
||
785 | public void finishEditing() throws DataException; |
||
786 | |||
787 | 45425 | jjdelcerro | public boolean finishEditingQuietly(); |
788 | |||
789 | 45441 | jjdelcerro | public static boolean finishEditingQuietly(FeatureStore store) { |
790 | if( store==null ) { |
||
791 | return true; |
||
792 | } |
||
793 | return store.finishEditingQuietly();
|
||
794 | } |
||
795 | |||
796 | 40435 | jjdelcerro | /**
|
797 | * Save changes in the provider without leaving the edit mode.
|
||
798 | * Do not call observers to communicate a change of ediding mode.
|
||
799 | * The operation's history is eliminated to prevent inconsistencies
|
||
800 | * in the data.
|
||
801 | *
|
||
802 | * @throws DataException
|
||
803 | */
|
||
804 | public void commitChanges() throws DataException ; |
||
805 | |||
806 | /**
|
||
807 | *
|
||
808 | * Returns true if you can call CommitChanges method.
|
||
809 | * If not in editing or changes have been made in the structure
|
||
810 | * return false.
|
||
811 | 41818 | fdiaz | *
|
812 | 40435 | jjdelcerro | * @return true if can call commitChanges
|
813 | 41818 | fdiaz | * @throws DataException
|
814 | 40435 | jjdelcerro | */
|
815 | public boolean canCommitChanges() throws DataException; |
||
816 | |||
817 | 41818 | fdiaz | |
818 | 40435 | jjdelcerro | /**
|
819 | * Indicates whether this store is in editing state.
|
||
820 | 41818 | fdiaz | *
|
821 | 40435 | jjdelcerro | * @return
|
822 | * true if this store is in editing state, false if not.
|
||
823 | */
|
||
824 | public boolean isEditing(); |
||
825 | |||
826 | /**
|
||
827 | * Indicates whether this store is in appending state. In this state the new
|
||
828 | * features are automatically inserted at the end of the {@link FeatureSet}.
|
||
829 | 41818 | fdiaz | *
|
830 | 40435 | jjdelcerro | * @return true if this store is in appending state.
|
831 | */
|
||
832 | public boolean isAppending(); |
||
833 | |||
834 | /**
|
||
835 | * Updates a {@link FeatureType} in the store with the changes in the
|
||
836 | * {@link EditableFeatureType}.<br>
|
||
837 | 41818 | fdiaz | *
|
838 | 40435 | jjdelcerro | * Any {@link FeatureSet} from this store that are used will be invalidated.
|
839 | 41818 | fdiaz | *
|
840 | 40435 | jjdelcerro | * @param featureType
|
841 | * an {@link EditableFeatureType} with the changes.
|
||
842 | 41818 | fdiaz | *
|
843 | 40435 | jjdelcerro | * @throws DataException
|
844 | */
|
||
845 | public void update(EditableFeatureType featureType) throws DataException; |
||
846 | |||
847 | /**
|
||
848 | * Updates a {@link Feature} in the store with the changes in the
|
||
849 | * {@link EditableFeature}.<br>
|
||
850 | 41818 | fdiaz | *
|
851 | 40435 | jjdelcerro | * Any {@link FeatureSet} from this store that was still in use will be
|
852 | * invalidated. You can override this using
|
||
853 | * {@link FeatureSet#update(EditableFeature)}.
|
||
854 | 41818 | fdiaz | *
|
855 | 40435 | jjdelcerro | * @param feature
|
856 | * the feature to be updated
|
||
857 | 41818 | fdiaz | *
|
858 | 40435 | jjdelcerro | * @throws DataException
|
859 | */
|
||
860 | public void update(EditableFeature feature) throws DataException; |
||
861 | |||
862 | 45776 | fdiaz | /**
|
863 | * Updates Features in the store with the values of the parameters.
|
||
864 | * Examples:
|
||
865 | * update("field1",value1,"field2",value2);
|
||
866 | * update("field1",value1,"field2",value2,filter);
|
||
867 | *
|
||
868 | * filter can be a {@link Expression} or a String
|
||
869 | *
|
||
870 | * @param parameters
|
||
871 | * @throws DataException
|
||
872 | */
|
||
873 | 45425 | jjdelcerro | public void update(Object... parameters) throws DataException; |
874 | |||
875 | 40435 | jjdelcerro | /**
|
876 | * Deletes a {@link Feature} from the store.<br>
|
||
877 | 41818 | fdiaz | *
|
878 | 40435 | jjdelcerro | * Any {@link FeatureSet} from this store that was still in use will be
|
879 | * invalidated. You can override this using {@link Iterator#remove()} from
|
||
880 | * {@link FeatureSet}.
|
||
881 | 41818 | fdiaz | *
|
882 | 40435 | jjdelcerro | * @param feature
|
883 | * The feature to be deleted.
|
||
884 | 41818 | fdiaz | *
|
885 | 40435 | jjdelcerro | * @throws DataException
|
886 | */
|
||
887 | public void delete(Feature feature) throws DataException; |
||
888 | 45425 | jjdelcerro | |
889 | public void delete(String filter); |
||
890 | |||
891 | public void delete(Expression filter); |
||
892 | 40435 | jjdelcerro | |
893 | /**
|
||
894 | * Inserts a {@link Feature} in the store.<br>
|
||
895 | 41818 | fdiaz | *
|
896 | 40435 | jjdelcerro | * Any {@link FeatureSet} from this store that was still in use will be
|
897 | * invalidated. You can override this using
|
||
898 | * {@link FeatureSet#insert(EditableFeature)}.
|
||
899 | 41818 | fdiaz | *
|
900 | 40435 | jjdelcerro | * @param feature
|
901 | * The feature to be inserted
|
||
902 | 41818 | fdiaz | *
|
903 | 40435 | jjdelcerro | * @throws DataException
|
904 | */
|
||
905 | public void insert(EditableFeature feature) throws DataException; |
||
906 | |||
907 | /**
|
||
908 | 45071 | jjdelcerro | * Inserts a set of {@link Feature} in the store.
|
909 | *
|
||
910 | * The attributes of the feature are copied from the features of the set
|
||
911 | * by name, forcing the conversion of types if necessary.
|
||
912 | *
|
||
913 | * Any {@link FeatureSet} from this store that was still in use will be
|
||
914 | * invalidated.
|
||
915 | *
|
||
916 | * @param set, set with the source features.
|
||
917 | * @throws DataException
|
||
918 | */
|
||
919 | public void insert(FeatureSet set) throws DataException; |
||
920 | |||
921 | /**
|
||
922 | 40435 | jjdelcerro | * Creates a new feature using the default feature type and returns it as an
|
923 | * {@link EditableFeature}
|
||
924 | 41818 | fdiaz | *
|
925 | 40435 | jjdelcerro | * @return a new feature in editable state
|
926 | 41818 | fdiaz | *
|
927 | 40435 | jjdelcerro | * @throws DataException
|
928 | */
|
||
929 | public EditableFeature createNewFeature() throws DataException; |
||
930 | |||
931 | /**
|
||
932 | * Creates a new feature of the given {@link FeatureType} and uses the given
|
||
933 | * {@link Feature} as default values to initialize it.
|
||
934 | 41818 | fdiaz | *
|
935 | 40435 | jjdelcerro | * @param type
|
936 | * the new feature's feature type
|
||
937 | 41818 | fdiaz | *
|
938 | 40435 | jjdelcerro | * @param defaultValues
|
939 | * a feature whose values are used as default values for the new
|
||
940 | * feature.
|
||
941 | 41818 | fdiaz | *
|
942 | 40435 | jjdelcerro | * @return the new feature.
|
943 | 41818 | fdiaz | *
|
944 | 40435 | jjdelcerro | * @throws DataException
|
945 | */
|
||
946 | public EditableFeature createNewFeature(FeatureType type,
|
||
947 | Feature defaultValues) throws DataException;
|
||
948 | |||
949 | /**
|
||
950 | * Creates a new feature of the given {@link FeatureType}. The flag
|
||
951 | * defaultValues is used to indicate whether the new feature should be
|
||
952 | * initialized with default values or not.
|
||
953 | 41818 | fdiaz | *
|
954 | 40435 | jjdelcerro | * @param type
|
955 | * the new feature's feature type
|
||
956 | 41818 | fdiaz | *
|
957 | 40435 | jjdelcerro | * @param defaultValues
|
958 | * if true the new feature is initialized with each attribute's
|
||
959 | * default value.
|
||
960 | 41818 | fdiaz | *
|
961 | 40435 | jjdelcerro | * @return
|
962 | * the new feature
|
||
963 | 41818 | fdiaz | *
|
964 | 40435 | jjdelcerro | * @throws DataException
|
965 | */
|
||
966 | public EditableFeature createNewFeature(FeatureType type,
|
||
967 | boolean defaultValues) throws DataException; |
||
968 | |||
969 | /**
|
||
970 | * Creates a new feature of default {@link FeatureType}. The flag
|
||
971 | * defaultValues is used to indicate whether the new feature should be
|
||
972 | * initialized with default values or not.
|
||
973 | 41818 | fdiaz | *
|
974 | 40435 | jjdelcerro | * @param defaultValues
|
975 | * if true the new feature is initialized with each attribute's
|
||
976 | * default value.
|
||
977 | 41818 | fdiaz | *
|
978 | 40435 | jjdelcerro | * @return
|
979 | * the new feature
|
||
980 | 41818 | fdiaz | *
|
981 | 40435 | jjdelcerro | * @throws DataException
|
982 | */
|
||
983 | public EditableFeature createNewFeature(boolean defaultValues) |
||
984 | throws DataException;
|
||
985 | |||
986 | /**
|
||
987 | 43371 | fdiaz | * Creates a new feature of default {@link FeatureType}.
|
988 | * The new feature should be initialized with the values of the feature
|
||
989 | 42293 | jjdelcerro | * passed as parameter.
|
990 | * Values are inicialiced by name from the feature specified. Error in
|
||
991 | * value assignement are ignoreds.
|
||
992 | 43371 | fdiaz | *
|
993 | 42293 | jjdelcerro | * @param defaultValues the values to initialize the new feature.
|
994 | * @return the new feature
|
||
995 | 43371 | fdiaz | * @throws DataException
|
996 | 42293 | jjdelcerro | */
|
997 | public EditableFeature createNewFeature(Feature defaultValues)
|
||
998 | throws DataException;
|
||
999 | |||
1000 | 44655 | jjdelcerro | public EditableFeature createNewFeature(JsonObject defaultValues)
|
1001 | throws DataException;
|
||
1002 | |||
1003 | 42293 | jjdelcerro | /**
|
1004 | 40435 | jjdelcerro | * Indicates whether this store supports append mode.
|
1005 | 41818 | fdiaz | *
|
1006 | 40435 | jjdelcerro | * @return
|
1007 | * true if this store supports append mode.
|
||
1008 | */
|
||
1009 | public boolean isAppendModeSupported(); |
||
1010 | |||
1011 | /**
|
||
1012 | * Initiates an editing group. This is typically used to group series of
|
||
1013 | * store editing operations.
|
||
1014 | 41818 | fdiaz | *
|
1015 | 40435 | jjdelcerro | * @param description
|
1016 | * Description of the editing group.
|
||
1017 | 41818 | fdiaz | *
|
1018 | 40435 | jjdelcerro | * @throws NeedEditingModeException
|
1019 | */
|
||
1020 | public void beginEditingGroup(String description) |
||
1021 | throws NeedEditingModeException;
|
||
1022 | |||
1023 | /**
|
||
1024 | * Finishes an editing group.
|
||
1025 | 41818 | fdiaz | *
|
1026 | 40435 | jjdelcerro | * @throws NeedEditingModeException
|
1027 | */
|
||
1028 | public void endEditingGroup() throws NeedEditingModeException; |
||
1029 | |||
1030 | /*
|
||
1031 | * =============================================================
|
||
1032 | 41818 | fdiaz | *
|
1033 | 40435 | jjdelcerro | * Index related services
|
1034 | */
|
||
1035 | |||
1036 | /**
|
||
1037 | * Creates an index which will be applied to the features of the given type,
|
||
1038 | * by using the data of the given attribute.
|
||
1039 | 41818 | fdiaz | *
|
1040 | 40435 | jjdelcerro | * @param featureType
|
1041 | * The FeatureType to which the indexed attribute belongs.
|
||
1042 | 41818 | fdiaz | *
|
1043 | 40435 | jjdelcerro | * @param attributeName
|
1044 | * The name of the attributed to be indexed
|
||
1045 | 41818 | fdiaz | *
|
1046 | 40435 | jjdelcerro | * @param indexName
|
1047 | * The index name
|
||
1048 | 41818 | fdiaz | *
|
1049 | 40435 | jjdelcerro | * @return the resulting {@link FeatureIndex}
|
1050 | 41818 | fdiaz | *
|
1051 | *
|
||
1052 | 40435 | jjdelcerro | * @throws FeatureIndexException
|
1053 | * if there is an error creating the index
|
||
1054 | */
|
||
1055 | public FeatureIndex createIndex(FeatureType featureType,
|
||
1056 | String attributeName, String indexName) throws DataException; |
||
1057 | |||
1058 | /**
|
||
1059 | * Creates an index which will be applied to the features of the given type,
|
||
1060 | * by using the data of the given attribute.
|
||
1061 | 41818 | fdiaz | *
|
1062 | 40435 | jjdelcerro | * @param indexTypeName
|
1063 | * the type of the index to be created. That name is
|
||
1064 | * related to one of the registered index providers
|
||
1065 | * @param featureType
|
||
1066 | * The FeatureType to which the indexed attribute belongs.
|
||
1067 | 41818 | fdiaz | *
|
1068 | 40435 | jjdelcerro | * @param attributeName
|
1069 | * The name of the attributed to be indexed
|
||
1070 | 41818 | fdiaz | *
|
1071 | 40435 | jjdelcerro | * @param indexName
|
1072 | * The index name
|
||
1073 | 41818 | fdiaz | *
|
1074 | 40435 | jjdelcerro | * @return the resulting {@link FeatureIndex}
|
1075 | 41818 | fdiaz | *
|
1076 | *
|
||
1077 | 40435 | jjdelcerro | * @throws FeatureIndexException
|
1078 | * if there is an error creating the index
|
||
1079 | */
|
||
1080 | public FeatureIndex createIndex(String indexTypeName, |
||
1081 | FeatureType featureType, String attributeName, String indexName) |
||
1082 | throws DataException;
|
||
1083 | |||
1084 | /**
|
||
1085 | * Creates an index which will be applied to the features of the given type,
|
||
1086 | * by using the data of the given attribute. This method will return without
|
||
1087 | * waiting for the index to be filled, as that will be performed in
|
||
1088 | * background. An optional {@link Observer} parameter is provided to be
|
||
1089 | * notified ( {@link FeatureStoreNotification#INDEX_FILLING_SUCCESS} )
|
||
1090 | * when the index has finished filling with data and is available to be
|
||
1091 | * used.
|
||
1092 | 41818 | fdiaz | *
|
1093 | 40435 | jjdelcerro | * @param featureType
|
1094 | * The FeatureType to which the indexed attribute belongs.
|
||
1095 | 41818 | fdiaz | *
|
1096 | 40435 | jjdelcerro | * @param attributeName
|
1097 | * The name of the attributed to be indexed
|
||
1098 | 41818 | fdiaz | *
|
1099 | 40435 | jjdelcerro | * @param indexName
|
1100 | * The index name
|
||
1101 | 41818 | fdiaz | *
|
1102 | 40435 | jjdelcerro | * @param observer
|
1103 | * to notify to when the created index has finished filling
|
||
1104 | * with data and is available to be used. The observer will
|
||
1105 | * receive then a
|
||
1106 | * {@link FeatureStoreNotification#INDEX_FILLING_SUCCESS}
|
||
1107 | * notification, with the index object if it has finished
|
||
1108 | * successfully, or a
|
||
1109 | * {@link FeatureStoreNotification#INDEX_FILLING_ERROR}
|
||
1110 | * notification with the exception object if there has been
|
||
1111 | * any error in the process. Optional.
|
||
1112 | 41818 | fdiaz | *
|
1113 | 40435 | jjdelcerro | * @return the resulting {@link FeatureIndex}
|
1114 | 41818 | fdiaz | *
|
1115 | 40435 | jjdelcerro | * @see FeatureStoreNotification#INDEX_FILLING_STARTED
|
1116 | * @see FeatureStoreNotification#INDEX_FILLING_SUCCESS
|
||
1117 | * @see FeatureStoreNotification#INDEX_FILLING_CANCELLED
|
||
1118 | * @see FeatureStoreNotification#INDEX_FILLING_ERROR
|
||
1119 | 41818 | fdiaz | *
|
1120 | 40435 | jjdelcerro | * @throws FeatureIndexException
|
1121 | * if there is an error creating the index
|
||
1122 | */
|
||
1123 | public FeatureIndex createIndex(FeatureType featureType,
|
||
1124 | String attributeName, String indexName, Observer observer) |
||
1125 | throws DataException;
|
||
1126 | |||
1127 | /**
|
||
1128 | * Creates an index which will be applied to the features of the given type,
|
||
1129 | * by using the data of the given attribute. This method will return without
|
||
1130 | * waiting for the index to be filled, as that will be performed in
|
||
1131 | * background. An optional {@link Observer} parameter is provided to be
|
||
1132 | * notified ( {@link FeatureStoreNotification#INDEX_FILLING_SUCCESS} )
|
||
1133 | * when the index has finished filling with data and is available to be
|
||
1134 | * used.
|
||
1135 | 41818 | fdiaz | *
|
1136 | 40435 | jjdelcerro | * @param indexTypeName
|
1137 | * the type of the index to be created. That name is
|
||
1138 | * related to one of the registered index providers
|
||
1139 | * @param featureType
|
||
1140 | * The FeatureType to which the indexed attribute belongs.
|
||
1141 | 41818 | fdiaz | *
|
1142 | 40435 | jjdelcerro | * @param attributeName
|
1143 | * The name of the attributed to be indexed
|
||
1144 | 41818 | fdiaz | *
|
1145 | 40435 | jjdelcerro | * @param indexName
|
1146 | * The index name
|
||
1147 | 41818 | fdiaz | *
|
1148 | 40435 | jjdelcerro | * @param observer
|
1149 | * to notify to when the created index has finished filling
|
||
1150 | * with data and is available to be used. The observer will
|
||
1151 | * receive then a
|
||
1152 | * {@link FeatureStoreNotification#INDEX_FILLING_SUCCESS}
|
||
1153 | * notification, with the index object if it has finished
|
||
1154 | * successfully, or a
|
||
1155 | * {@link FeatureStoreNotification#INDEX_FILLING_ERROR}
|
||
1156 | * notification with the exception object if there has been
|
||
1157 | * any error in the process. Optional.
|
||
1158 | 41818 | fdiaz | *
|
1159 | 40435 | jjdelcerro | * @return the resulting {@link FeatureIndex}
|
1160 | 41818 | fdiaz | *
|
1161 | 40435 | jjdelcerro | * @see FeatureStoreNotification#INDEX_FILLING_STARTED
|
1162 | * @see FeatureStoreNotification#INDEX_FILLING_SUCCESS
|
||
1163 | * @see FeatureStoreNotification#INDEX_FILLING_CANCELLED
|
||
1164 | * @see FeatureStoreNotification#INDEX_FILLING_ERROR
|
||
1165 | 41818 | fdiaz | *
|
1166 | 40435 | jjdelcerro | * @throws FeatureIndexException
|
1167 | * if there is an error creating the index
|
||
1168 | */
|
||
1169 | public FeatureIndex createIndex(String indexTypeName, |
||
1170 | FeatureType featureType, String attributeName, String indexName, |
||
1171 | Observer observer) throws DataException; |
||
1172 | |||
1173 | /**
|
||
1174 | * Returns a FeatureIndexes structure containing all available indexes in
|
||
1175 | * the store.
|
||
1176 | 41818 | fdiaz | *
|
1177 | 40435 | jjdelcerro | * @return
|
1178 | */
|
||
1179 | public FeatureIndexes getIndexes();
|
||
1180 | |||
1181 | /*
|
||
1182 | * =============================================================
|
||
1183 | 41818 | fdiaz | *
|
1184 | 40435 | jjdelcerro | * Selection related services
|
1185 | */
|
||
1186 | |||
1187 | /**
|
||
1188 | * Sets the selection to the passed {@link FeatureSet}
|
||
1189 | 41818 | fdiaz | *
|
1190 | 40435 | jjdelcerro | * @param selection
|
1191 | * A {@link FeatureSet} with the requested selection
|
||
1192 | 44884 | jjdelcerro | * @throws org.gvsig.fmap.dal.exception.DataException
|
1193 | 40435 | jjdelcerro | */
|
1194 | public void setSelection(FeatureSet selection) throws DataException; |
||
1195 | |||
1196 | /**
|
||
1197 | * Creates a {@link FeatureSelection}
|
||
1198 | 41818 | fdiaz | *
|
1199 | 40435 | jjdelcerro | * @return
|
1200 | * a {@link FeatureSelection}
|
||
1201 | 41818 | fdiaz | *
|
1202 | 40435 | jjdelcerro | * @throws DataException
|
1203 | */
|
||
1204 | public FeatureSelection createFeatureSelection() throws DataException; |
||
1205 | 45426 | fdiaz | |
1206 | public FeatureSelection createLargeFeatureSelection() throws DataException; |
||
1207 | |||
1208 | /**
|
||
1209 | * Creates a {@link FeatureSelection}
|
||
1210 | *
|
||
1211 | * @return
|
||
1212 | * a {@link FeatureSelection}
|
||
1213 | *
|
||
1214 | * @throws DataException
|
||
1215 | */
|
||
1216 | public FeatureSelection createMemoryFeatureSelection() throws DataException; |
||
1217 | 40435 | jjdelcerro | |
1218 | 45426 | fdiaz | |
1219 | 40435 | jjdelcerro | /**
|
1220 | * Returns the current {@link FeatureSelection}.
|
||
1221 | * Create a empty selection if not exits.
|
||
1222 | 43358 | jjdelcerro | *
|
1223 | * Manage of the selection can be slow on some data sources.
|
||
1224 | * Use with care.
|
||
1225 | * In data sources that do not support position access to records,
|
||
1226 | * it may be slow to retrieve items from the selection. In some data
|
||
1227 | * sources it may be necessary to access to this to retrieve each
|
||
1228 | * item in the selection.
|
||
1229 | 41818 | fdiaz | *
|
1230 | 40435 | jjdelcerro | * @return
|
1231 | * current {@link FeatureSelection}.
|
||
1232 | 41818 | fdiaz | *
|
1233 | 40435 | jjdelcerro | * @throws DataException
|
1234 | */
|
||
1235 | public FeatureSelection getFeatureSelection() throws DataException; |
||
1236 | |||
1237 | 46672 | fdiaz | public FeatureSelection getFeatureSelectionQuietly();
|
1238 | |||
1239 | 40435 | jjdelcerro | /*
|
1240 | * =============================================================
|
||
1241 | 41818 | fdiaz | *
|
1242 | 40435 | jjdelcerro | * Lock related services
|
1243 | */
|
||
1244 | |||
1245 | /**
|
||
1246 | * Indicates whether this store supports locks.
|
||
1247 | 41818 | fdiaz | *
|
1248 | 40435 | jjdelcerro | * @return
|
1249 | * true if this store supports locks, false if not.
|
||
1250 | */
|
||
1251 | public boolean isLocksSupported(); |
||
1252 | |||
1253 | /**
|
||
1254 | * Returns the set of locked features
|
||
1255 | 41818 | fdiaz | *
|
1256 | 40435 | jjdelcerro | * @return
|
1257 | * set of locked features
|
||
1258 | 41818 | fdiaz | *
|
1259 | 40435 | jjdelcerro | * @throws DataException
|
1260 | */
|
||
1261 | public FeatureLocks getLocks() throws DataException; |
||
1262 | |||
1263 | /*
|
||
1264 | * =============================================================
|
||
1265 | * Transforms related services
|
||
1266 | * =============================================================
|
||
1267 | */
|
||
1268 | |||
1269 | /**
|
||
1270 | * Returns this store transforms
|
||
1271 | 41818 | fdiaz | *
|
1272 | 40435 | jjdelcerro | * @return
|
1273 | * this store transforms
|
||
1274 | */
|
||
1275 | public FeatureStoreTransforms getTransforms();
|
||
1276 | |||
1277 | /**
|
||
1278 | * Returns a new {@link FeatureQuery} associated to this store.
|
||
1279 | 41818 | fdiaz | *
|
1280 | 40435 | jjdelcerro | * @return
|
1281 | * a new {@link FeatureQuery} associated to this store.
|
||
1282 | */
|
||
1283 | public FeatureQuery createFeatureQuery();
|
||
1284 | |||
1285 | /**
|
||
1286 | * Returns featue count of this store.
|
||
1287 | 41818 | fdiaz | *
|
1288 | 40435 | jjdelcerro | * @return
|
1289 | * @throws DataException
|
||
1290 | */
|
||
1291 | public long getFeatureCount() throws DataException; |
||
1292 | |||
1293 | 43020 | jjdelcerro | // /**
|
1294 | // * Creates a vectorial cache that is used to save and retrieve data.
|
||
1295 | // *
|
||
1296 | // * @param name
|
||
1297 | // * the cache name.
|
||
1298 | // * @param parameters
|
||
1299 | // * parameters to create the stores used to save data.
|
||
1300 | // * @throws DataException
|
||
1301 | // */
|
||
1302 | // public void createCache(String name, DynObject parameters)
|
||
1303 | // throws DataException;
|
||
1304 | //
|
||
1305 | // /**
|
||
1306 | // * @return the vectorial cache
|
||
1307 | // */
|
||
1308 | // public FeatureCache getCache();
|
||
1309 | 40435 | jjdelcerro | |
1310 | /**
|
||
1311 | * Return if the provider knows the real envelope of a layer. If not,
|
||
1312 | * the {@link FeatureStoreProvider#getEnvelope()} method doesn't return
|
||
1313 | * the full envelope.
|
||
1314 | 41818 | fdiaz | *
|
1315 | 44884 | jjdelcerro | * @return true if it knows the real envelope.
|
1316 | 40435 | jjdelcerro | */
|
1317 | public boolean isKnownEnvelope(); |
||
1318 | |||
1319 | /**
|
||
1320 | * Return if the maximum number of features provided by the
|
||
1321 | * provider are limited.
|
||
1322 | 41818 | fdiaz | *
|
1323 | 44884 | jjdelcerro | * @return true if there is a limit of features.
|
1324 | 40435 | jjdelcerro | */
|
1325 | public boolean hasRetrievedFeaturesLimit(); |
||
1326 | |||
1327 | /**
|
||
1328 | * If the {@link FeatureStoreProvider#hasRetrievedFeaturesLimit()} returns
|
||
1329 | * true,
|
||
1330 | * it returns the limit of features retrieved from the provider.
|
||
1331 | 41818 | fdiaz | *
|
1332 | 40435 | jjdelcerro | * @return
|
1333 | * The limit of the retrieved features.
|
||
1334 | */
|
||
1335 | public int getRetrievedFeaturesLimit(); |
||
1336 | 41818 | fdiaz | |
1337 | /**
|
||
1338 | * Return the associated feature to the dynobject.
|
||
1339 | * If the dynobject isn't associated to a feature of this store, return null.
|
||
1340 | *
|
||
1341 | * @param dynobject
|
||
1342 | * @return
|
||
1343 | */
|
||
1344 | public Feature getFeature(DynObject dynobject);
|
||
1345 | 43371 | fdiaz | |
1346 | |||
1347 | 43521 | jjdelcerro | public ExpressionBuilder createExpressionBuilder();
|
1348 | 43371 | fdiaz | |
1349 | 43521 | jjdelcerro | /**
|
1350 | *
|
||
1351 | * @return
|
||
1352 | * @deprecated use createExpressionBuilder
|
||
1353 | */
|
||
1354 | public ExpressionBuilder createExpression();
|
||
1355 | |||
1356 | 43056 | jjdelcerro | public void createCache(String name, DynObject parameters) |
1357 | throws DataException;
|
||
1358 | |||
1359 | 44443 | jjdelcerro | @Override
|
1360 | 43371 | fdiaz | public FeatureCache getCache();
|
1361 | |||
1362 | 43215 | jjdelcerro | public boolean isBroken(); |
1363 | 43371 | fdiaz | |
1364 | 44443 | jjdelcerro | public Throwable getBreakingsCause(); |
1365 | 43371 | fdiaz | |
1366 | /**
|
||
1367 | 44443 | jjdelcerro | * Indicates if the storage is temporary.
|
1368 | * There is no guarantee that a temporary store can be recovered from
|
||
1369 | * its parameters. In general these will not be persistent.
|
||
1370 | *
|
||
1371 | * @return true if the store is temporary, otherwise false.
|
||
1372 | */
|
||
1373 | public boolean isTemporary(); |
||
1374 | |||
1375 | 46301 | fdiaz | public void setTemporary(Boolean temporary); |
1376 | |||
1377 | 44443 | jjdelcerro | /**
|
1378 | 43371 | fdiaz | * @param index
|
1379 | * @return
|
||
1380 | */
|
||
1381 | 44111 | jjdelcerro | public SpatialIndex wrapSpatialIndex(SpatialIndex index);
|
1382 | 43824 | jjdelcerro | |
1383 | public FeatureReference getFeatureReference(String code); |
||
1384 | 44111 | jjdelcerro | |
1385 | /**
|
||
1386 | * Devuelbe el numero de operaciones pendientes de guardar en una sesion
|
||
1387 | * de edicion. Es un valor orientativo.
|
||
1388 | * Las operaciones pendientes son la suma de operaciones de borrado, insercion
|
||
1389 | * o modificacion de las features en una sesion de edicion.
|
||
1390 | *
|
||
1391 | * Retorna 0 si no esta en edicion.
|
||
1392 | *
|
||
1393 | * @return numero de operaciones pendientes.
|
||
1394 | */
|
||
1395 | public long getPendingChangesCount(); |
||
1396 | 44253 | jjdelcerro | |
1397 | 44283 | jjdelcerro | public Feature getSampleFeature();
|
1398 | 44435 | jjdelcerro | |
1399 | /**
|
||
1400 | * Return true when the default feature type of the store
|
||
1401 | * support references.
|
||
1402 | *
|
||
1403 | * @return true when support references.
|
||
1404 | */
|
||
1405 | public boolean supportReferences(); |
||
1406 | 45521 | fdiaz | |
1407 | public Feature getOriginalFeature(FeatureReference id);
|
||
1408 | |||
1409 | public Feature getOriginalFeature(Feature feature);
|
||
1410 | |||
1411 | public boolean isFeatureModified(FeatureReference id); |
||
1412 | |||
1413 | public boolean isFeatureModified(Feature feature); |
||
1414 | 45738 | fdiaz | |
1415 | public String getEditingSession(); |
||
1416 | 45788 | jjdelcerro | |
1417 | public List<FeatureReference> getEditedFeatures(); |
||
1418 | |||
1419 | public List<FeatureReference> getEditedFeaturesNotValidated(); |
||
1420 | 46277 | jjdelcerro | |
1421 | public boolean isFeatureSelectionEmpty(); |
||
1422 | 45788 | jjdelcerro | |
1423 | 46277 | jjdelcerro | public boolean isFeatureSelectionAvailable(); |
1424 | 46309 | jjdelcerro | |
1425 | public Iterator<Feature> getFeaturesIterator(Iterator<FeatureReference> references); |
||
1426 | |||
1427 | public Iterable<Feature> getFeaturesIterable(Iterator<FeatureReference> references); |
||
1428 | |||
1429 | 46875 | fdiaz | public boolean canBeEdited(); |
1430 | |||
1431 | |||
1432 | 40435 | jjdelcerro | } |