Revision 37896 branches/v2_0_0_prep/extensions/org.gvsig.oracle/src/org/gvsig/fmap/dal/store/oracle/OracleSetProvider.java
| OracleSetProvider.java | ||
|---|---|---|
| 1 |
/* gvSIG. Geographic Information System of the Valencian Government |
|
| 2 |
* |
|
| 3 |
* Copyright (C) 2007-2008 Infrastructures and Transports Department |
|
| 4 |
* of the Valencian Government (CIT) |
|
| 5 |
* |
|
| 6 |
* This program is free software; you can redistribute it and/or |
|
| 7 |
* modify it under the terms of the GNU General Public License |
|
| 8 |
* as published by the Free Software Foundation; either version 2 |
|
| 9 |
* of the License, or (at your option) any later version. |
|
| 10 |
* |
|
| 11 |
* This program is distributed in the hope that it will be useful, |
|
| 12 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
| 13 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
| 14 |
* GNU General Public License for more details. |
|
| 15 |
* |
|
| 16 |
* You should have received a copy of the GNU General Public License |
|
| 17 |
* along with this program; if not, write to the Free Software |
|
| 18 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
|
| 19 |
* MA 02110-1301, USA. |
|
| 20 |
* |
|
| 21 |
*/ |
|
| 22 |
|
|
| 23 |
/* |
|
| 24 |
* AUTHORS (In addition to CIT): |
|
| 25 |
* 2009 Prodevelop S.L. main development |
|
| 26 |
*/ |
|
| 27 |
|
|
| 28 |
/** |
|
| 29 |
* |
|
| 30 |
*/ |
|
| 31 |
package org.gvsig.fmap.dal.store.oracle; |
|
| 32 |
|
|
| 33 |
import java.sql.Connection; |
|
| 34 |
|
|
| 35 |
import org.gvsig.fmap.dal.exception.DataException; |
|
| 36 |
import org.gvsig.fmap.dal.feature.FeatureQuery; |
|
| 37 |
import org.gvsig.fmap.dal.feature.FeatureType; |
|
| 38 |
import org.gvsig.fmap.dal.store.jdbc.JDBCIterator; |
|
| 39 |
import org.gvsig.fmap.dal.store.jdbc.JDBCSetProvider; |
|
| 40 |
import org.gvsig.fmap.dal.store.jdbc.JDBCStoreProvider; |
|
| 41 |
import org.gvsig.fmap.geom.Geometry; |
|
| 42 |
import org.gvsig.fmap.geom.GeometryException; |
|
| 43 |
import org.gvsig.fmap.geom.GeometryLocator; |
|
| 44 |
import org.gvsig.fmap.geom.GeometryManager; |
|
| 45 |
import org.gvsig.fmap.geom.Geometry.SUBTYPES; |
|
| 46 |
import org.gvsig.fmap.geom.aggregate.impl.MultiSurface2D; |
|
| 47 |
import org.gvsig.fmap.geom.primitive.Envelope; |
|
| 48 |
import org.gvsig.fmap.geom.primitive.NullGeometry; |
|
| 49 |
import org.gvsig.fmap.geom.primitive.impl.Circle2D; |
|
| 50 |
import org.gvsig.fmap.mapcontext.layers.vectorial.IntersectsEnvelopeEvaluator; |
|
| 51 |
import org.gvsig.fmap.mapcontext.layers.vectorial.IntersectsGeometryEvaluator; |
|
| 52 |
import org.gvsig.tools.evaluator.Evaluator; |
|
| 53 |
import org.gvsig.tools.evaluator.EvaluatorFieldValueMatch; |
|
| 54 |
import org.slf4j.Logger; |
|
| 55 |
import org.slf4j.LoggerFactory; |
|
| 56 |
|
|
| 57 |
/** |
|
| 58 |
* @author jmvivo |
|
| 59 |
* |
|
| 60 |
*/ |
|
| 61 |
public class OracleSetProvider extends JDBCSetProvider {
|
|
| 62 |
|
|
| 63 |
private static Logger logger = LoggerFactory.getLogger(OracleSetProvider.class); |
|
| 64 |
|
|
| 65 |
public OracleSetProvider(JDBCStoreProvider store, FeatureQuery query, |
|
| 66 |
FeatureType featureType) throws DataException {
|
|
| 67 |
super(store, query, featureType); |
|
| 68 |
} |
|
| 69 |
|
|
| 70 |
/* |
|
| 71 |
* (non-Javadoc) |
|
| 72 |
* |
|
| 73 |
* @see org.gvsig.fmap.dal.feature.spi.FeatureSetProvider#canFilter() |
|
| 74 |
*/ |
|
| 75 |
public boolean canFilter() {
|
|
| 76 |
// TODO more checks |
|
| 77 |
// return true; |
|
| 78 |
return true; |
|
| 79 |
} |
|
| 80 |
|
|
| 81 |
protected JDBCIterator createFastIterator(long index) throws DataException {
|
|
| 82 |
return super.createFastIterator(index); |
|
| 83 |
} |
|
| 84 |
|
|
| 85 |
protected JDBCIterator createDefaultFastIterator(int resultSetID) |
|
| 86 |
throws DataException {
|
|
| 87 |
|
|
| 88 |
// super(store, set, featureType, resultsetID); |
|
| 89 |
// this.featureProvider = super.createFeatureProvider(); |
|
| 90 |
|
|
| 91 |
return new OracleJdbcFastIterator((JDBCStoreProvider) getStore(), this, |
|
| 92 |
getFeatureType(), resultSetID); |
|
| 93 |
} |
|
| 94 |
|
|
| 95 |
|
|
| 96 |
protected String getSqlForEvaluator(Evaluator filter) {
|
|
| 97 |
|
|
| 98 |
String gfld = getFeatureType().getDefaultGeometryAttributeName(); |
|
| 99 |
Object envGeoOrNull = null; |
|
| 100 |
|
|
| 101 |
try {
|
|
| 102 |
envGeoOrNull = getFilterObject(filter, (OracleStoreParameters) getStore().getParameters(), gfld); |
|
| 103 |
} catch (Exception ex) {
|
|
| 104 |
logger.error("While getting filter object: " + ex.getMessage());
|
|
| 105 |
} |
|
| 106 |
|
|
| 107 |
Envelope env = null; |
|
| 108 |
Geometry geom = null; |
|
| 109 |
String filterString = null; |
|
| 110 |
String srs = ""; |
|
| 111 |
boolean is_geo = false; |
|
| 112 |
|
|
| 113 |
if (envGeoOrNull == null) {
|
|
| 114 |
// nothing, null |
|
| 115 |
} else {
|
|
| 116 |
if (envGeoOrNull instanceof Envelope) {
|
|
| 117 |
|
|
| 118 |
srs = (String) getStore().getDynValue(OracleStoreParameters.ORA_TABLE_SRID_KEY); |
|
| 119 |
is_geo = OracleUtils.getIsGCS(srs, srs != null && srs.length() > 0); |
|
| 120 |
env = (Envelope) envGeoOrNull; |
|
| 121 |
filterString = OracleUtils.getIntersectsEnvelopeSelect( |
|
| 122 |
getFeatureType().getDefaultGeometryAttributeName(), |
|
| 123 |
env, srs, is_geo); |
|
| 124 |
|
|
| 125 |
} else {
|
|
| 126 |
if (envGeoOrNull instanceof Geometry) {
|
|
| 127 |
|
|
| 128 |
geom = (Geometry) envGeoOrNull; |
|
| 129 |
if (geom instanceof NullGeometry) {
|
|
| 130 |
// no intersection |
|
| 131 |
filterString = "(ROWID is null)"; |
|
| 132 |
} else {
|
|
| 133 |
if (envGeoOrNull instanceof Circle2D) {
|
|
| 134 |
env = geom.getEnvelope(); |
|
| 135 |
srs = (String) getStore().getDynValue(OracleStoreParameters.ORA_TABLE_SRID_KEY); |
|
| 136 |
is_geo = OracleUtils.getIsGCS(srs, srs != null && srs.length() > 0); |
|
| 137 |
filterString = OracleUtils.getIntersectsEnvelopeSelect( |
|
| 138 |
getFeatureType().getDefaultGeometryAttributeName(), |
|
| 139 |
env, srs, is_geo); |
|
| 140 |
|
|
| 141 |
} else {
|
|
| 142 |
|
|
| 143 |
// need conn |
|
| 144 |
Connection conn = null; |
|
| 145 |
try {
|
|
| 146 |
conn = ((OracleStoreProvider) getStore()).getOraHelper().getConnection(); |
|
| 147 |
} catch (Exception ex) {
|
|
| 148 |
logger.error("While getting connection: " + ex.getMessage());
|
|
| 149 |
return null; |
|
| 150 |
} |
|
| 151 |
srs = (String) getStore().getDynValue(OracleStoreParameters.ORA_TABLE_SRID_KEY); |
|
| 152 |
is_geo = OracleUtils.getIsGCS(srs, srs != null && srs.length() > 0); |
|
| 153 |
filterString = OracleUtils.getIntersectsMultiRectSelect( |
|
| 154 |
getFeatureType().getDefaultGeometryAttributeName(), |
|
| 155 |
geom, srs, is_geo, conn); |
|
| 156 |
} |
|
| 157 |
} |
|
| 158 |
} else {
|
|
| 159 |
// unknwon |
|
| 160 |
logger.warn("Found unexpected object: " + envGeoOrNull.getClass().getName());
|
|
| 161 |
filterString = "(ROWID is null)"; |
|
| 162 |
} |
|
| 163 |
} |
|
| 164 |
} |
|
| 165 |
|
|
| 166 |
return filterString; |
|
| 167 |
} |
|
| 168 |
|
|
| 169 |
/** |
|
| 170 |
* @param filter |
|
| 171 |
* @param parameters |
|
| 172 |
* @return |
|
| 173 |
*/ |
|
| 174 |
private Object getFilterObject( |
|
| 175 |
Evaluator filter, |
|
| 176 |
OracleStoreParameters ora_pars, |
|
| 177 |
String gfname) throws Exception {
|
|
| 178 |
|
|
| 179 |
Geometry filter_geom = null; |
|
| 180 |
Envelope filter_env = null; |
|
| 181 |
Envelope working_env = ora_pars.getWorkingArea(); |
|
| 182 |
Geometry aoi_geom = (Geometry) ora_pars.getDynValue(OracleStoreParameters.ORA_AREA_OF_INT_KEY); |
|
| 183 |
|
|
| 184 |
// ============================================================== |
|
| 185 |
if (filter instanceof IntersectsGeometryEvaluator) {
|
|
| 186 |
IntersectsGeometryEvaluator geo_filt = (IntersectsGeometryEvaluator) filter; |
|
| 187 |
EvaluatorFieldValueMatch em = |
|
| 188 |
(EvaluatorFieldValueMatch) geo_filt.getFieldsInfo().getFieldValues(gfname)[0]; |
|
| 189 |
filter_geom = (Geometry) em.getValue(); |
|
| 190 |
} else {
|
|
| 191 |
if (filter instanceof IntersectsEnvelopeEvaluator) {
|
|
| 192 |
IntersectsEnvelopeEvaluator geo_filt = (IntersectsEnvelopeEvaluator) filter; |
|
| 193 |
EvaluatorFieldValueMatch em = |
|
| 194 |
(EvaluatorFieldValueMatch) geo_filt.getFieldsInfo().getFieldValues(gfname)[0]; |
|
| 195 |
filter_env = (Envelope) em.getValue(); |
|
| 196 |
} |
|
| 197 |
} |
|
| 198 |
// ============================================================== |
|
| 199 |
GeometryManager gm = GeometryLocator.getGeometryManager(); |
|
| 200 |
|
|
| 201 |
// ============================================================= |
|
| 202 |
|
|
| 203 |
|
|
| 204 |
if (filter_geom == null && filter_env == null) {
|
|
| 205 |
if (working_env == null && aoi_geom == null) {
|
|
| 206 |
return null; |
|
| 207 |
} else {
|
|
| 208 |
if (working_env != null) {
|
|
| 209 |
if (aoi_geom == null) {
|
|
| 210 |
return working_env; |
|
| 211 |
} else {
|
|
| 212 |
return intersectEnvMultiRect(working_env, aoi_geom, gm); |
|
| 213 |
} |
|
| 214 |
} else {
|
|
| 215 |
return aoi_geom; |
|
| 216 |
} |
|
| 217 |
} |
|
| 218 |
} else {
|
|
| 219 |
if (filter_geom != null) {
|
|
| 220 |
if (working_env == null && aoi_geom == null) {
|
|
| 221 |
return filter_geom; |
|
| 222 |
} else {
|
|
| 223 |
if (working_env != null) {
|
|
| 224 |
if (aoi_geom == null) {
|
|
| 225 |
return interSecEnv(filter_geom.getEnvelope(), working_env, gm); |
|
| 226 |
} else {
|
|
| 227 |
Object aux = interSecEnv(filter_geom.getEnvelope(), working_env, gm); |
|
| 228 |
if (aux instanceof Envelope) {
|
|
| 229 |
Envelope aux_env = (Envelope) aux; |
|
| 230 |
return intersectEnvMultiRect(aux_env, aoi_geom, gm); |
|
| 231 |
} else {
|
|
| 232 |
// null geometry |
|
| 233 |
return aux; |
|
| 234 |
} |
|
| 235 |
} |
|
| 236 |
} else {
|
|
| 237 |
return intersectEnvMultiRect(filter_geom.getEnvelope(), aoi_geom, gm); |
|
| 238 |
} |
|
| 239 |
} |
|
| 240 |
} else {
|
|
| 241 |
// filter_env |
|
| 242 |
if (working_env == null && aoi_geom == null) {
|
|
| 243 |
return filter_env; |
|
| 244 |
} else {
|
|
| 245 |
if (working_env != null) {
|
|
| 246 |
if (aoi_geom == null) {
|
|
| 247 |
return interSecEnv(filter_env, working_env, gm); |
|
| 248 |
} else {
|
|
| 249 |
Object aux = interSecEnv(filter_env, working_env, gm); |
|
| 250 |
if (aux instanceof Envelope) {
|
|
| 251 |
Envelope aux_env = (Envelope) aux; |
|
| 252 |
return intersectEnvMultiRect(aux_env, aoi_geom, gm); |
|
| 253 |
} else {
|
|
| 254 |
// null geometry |
|
| 255 |
return aux; |
|
| 256 |
} |
|
| 257 |
} |
|
| 258 |
} else {
|
|
| 259 |
return intersectEnvMultiRect(filter_env, aoi_geom, gm); |
|
| 260 |
} |
|
| 261 |
} |
|
| 262 |
} |
|
| 263 |
} |
|
| 264 |
|
|
| 265 |
// ============================================================= |
|
| 266 |
} |
|
| 267 |
|
|
| 268 |
/** |
|
| 269 |
* @param working_env |
|
| 270 |
* @param aoi_geom |
|
| 271 |
* @return |
|
| 272 |
*/ |
|
| 273 |
private Object intersectEnvMultiRect(Envelope env, Geometry aoi, GeometryManager gma) throws Exception {
|
|
| 274 |
if (env == null || aoi == null || aoi instanceof NullGeometry) {
|
|
| 275 |
return gma.createNullGeometry(SUBTYPES.GEOM2D); |
|
| 276 |
} else {
|
|
| 277 |
return OracleUtils.roughIntersection(aoi, env); |
|
| 278 |
} |
|
| 279 |
} |
|
| 280 |
|
|
| 281 |
/** |
|
| 282 |
* @param filter_env |
|
| 283 |
* @param working_env |
|
| 284 |
* @return |
|
| 285 |
*/ |
|
| 286 |
private Object interSecEnv(Envelope enva, Envelope envb, GeometryManager gma) throws Exception {
|
|
| 287 |
|
|
| 288 |
if (enva == null || envb == null) {
|
|
| 289 |
return gma.createNullGeometry(SUBTYPES.GEOM2D); |
|
| 290 |
} |
|
| 291 |
|
|
| 292 |
if (enva.intersects(envb)) {
|
|
| 293 |
// intersect envs |
|
| 294 |
return enva.getGeometry().intersection(envb.getGeometry()).getEnvelope(); |
|
| 295 |
} else {
|
|
| 296 |
return gma.createNullGeometry(SUBTYPES.GEOM2D); |
|
| 297 |
} |
|
| 298 |
} |
|
| 299 |
|
|
| 300 |
} |
|
| 1 |
/* gvSIG. Geographic Information System of the Valencian Government |
|
| 2 |
* |
|
| 3 |
* Copyright (C) 2007-2008 Infrastructures and Transports Department |
|
| 4 |
* of the Valencian Government (CIT) |
|
| 5 |
* |
|
| 6 |
* This program is free software; you can redistribute it and/or |
|
| 7 |
* modify it under the terms of the GNU General Public License |
|
| 8 |
* as published by the Free Software Foundation; either version 2 |
|
| 9 |
* of the License, or (at your option) any later version. |
|
| 10 |
* |
|
| 11 |
* This program is distributed in the hope that it will be useful, |
|
| 12 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
| 13 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
| 14 |
* GNU General Public License for more details. |
|
| 15 |
* |
|
| 16 |
* You should have received a copy of the GNU General Public License |
|
| 17 |
* along with this program; if not, write to the Free Software |
|
| 18 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
|
| 19 |
* MA 02110-1301, USA. |
|
| 20 |
* |
|
| 21 |
*/ |
|
| 22 |
|
|
| 23 |
/* |
|
| 24 |
* AUTHORS (In addition to CIT): |
|
| 25 |
* 2009 Prodevelop S.L. main development |
|
| 26 |
*/ |
|
| 27 |
|
|
| 28 |
/** |
|
| 29 |
* |
|
| 30 |
*/ |
|
| 31 |
package org.gvsig.fmap.dal.store.oracle; |
|
| 32 |
|
|
| 33 |
import java.sql.Connection; |
|
| 34 |
|
|
| 35 |
import org.gvsig.fmap.dal.exception.DataException; |
|
| 36 |
import org.gvsig.fmap.dal.feature.FeatureQuery; |
|
| 37 |
import org.gvsig.fmap.dal.feature.FeatureType; |
|
| 38 |
import org.gvsig.fmap.dal.store.jdbc.JDBCIterator; |
|
| 39 |
import org.gvsig.fmap.dal.store.jdbc.JDBCSetProvider; |
|
| 40 |
import org.gvsig.fmap.dal.store.jdbc.JDBCStoreProvider; |
|
| 41 |
import org.gvsig.fmap.geom.Geometry; |
|
| 42 |
import org.gvsig.fmap.geom.GeometryException; |
|
| 43 |
import org.gvsig.fmap.geom.GeometryLocator; |
|
| 44 |
import org.gvsig.fmap.geom.GeometryManager; |
|
| 45 |
import org.gvsig.fmap.geom.Geometry.SUBTYPES; |
|
| 46 |
import org.gvsig.fmap.geom.aggregate.impl.MultiSurface2D; |
|
| 47 |
import org.gvsig.fmap.geom.primitive.Envelope; |
|
| 48 |
import org.gvsig.fmap.geom.primitive.NullGeometry; |
|
| 49 |
import org.gvsig.fmap.geom.primitive.impl.Circle2D; |
|
| 50 |
import org.gvsig.fmap.mapcontext.layers.vectorial.IntersectsEnvelopeEvaluator; |
|
| 51 |
import org.gvsig.fmap.mapcontext.layers.vectorial.IntersectsGeometryEvaluator; |
|
| 52 |
import org.gvsig.tools.evaluator.Evaluator; |
|
| 53 |
import org.gvsig.tools.evaluator.EvaluatorFieldValueMatch; |
|
| 54 |
import org.slf4j.Logger; |
|
| 55 |
import org.slf4j.LoggerFactory; |
|
| 56 |
|
|
| 57 |
/** |
|
| 58 |
* @author jmvivo |
|
| 59 |
* |
|
| 60 |
*/ |
|
| 61 |
public class OracleSetProvider extends JDBCSetProvider {
|
|
| 62 |
|
|
| 63 |
private static Logger logger = LoggerFactory.getLogger(OracleSetProvider.class); |
|
| 64 |
|
|
| 65 |
public OracleSetProvider(JDBCStoreProvider store, FeatureQuery query, |
|
| 66 |
FeatureType featureType) throws DataException {
|
|
| 67 |
super(store, query, featureType); |
|
| 68 |
} |
|
| 69 |
|
|
| 70 |
/* |
|
| 71 |
* (non-Javadoc) |
|
| 72 |
* |
|
| 73 |
* @see org.gvsig.fmap.dal.feature.spi.FeatureSetProvider#canFilter() |
|
| 74 |
*/ |
|
| 75 |
public boolean canFilter() {
|
|
| 76 |
// TODO more checks |
|
| 77 |
// return true; |
|
| 78 |
return true; |
|
| 79 |
} |
|
| 80 |
|
|
| 81 |
protected JDBCIterator createFastIterator(long index) throws DataException {
|
|
| 82 |
return super.createFastIterator(index); |
|
| 83 |
} |
|
| 84 |
|
|
| 85 |
protected JDBCIterator createDefaultFastIterator(int resultSetID) |
|
| 86 |
throws DataException {
|
|
| 87 |
|
|
| 88 |
// super(store, set, featureType, resultsetID); |
|
| 89 |
// this.featureProvider = super.createFeatureProvider(); |
|
| 90 |
|
|
| 91 |
return new OracleJdbcFastIterator((JDBCStoreProvider) getStore(), this, |
|
| 92 |
getFeatureType(), resultSetID); |
|
| 93 |
} |
|
| 94 |
|
|
| 95 |
|
|
| 96 |
protected String getSqlForEvaluator(Evaluator filter) {
|
|
| 97 |
|
|
| 98 |
String gfld = getFeatureType().getDefaultGeometryAttributeName(); |
|
| 99 |
Object envGeoOrNull = null; |
|
| 100 |
|
|
| 101 |
boolean isFilterApplicable = false; |
|
| 102 |
try {
|
|
| 103 |
if (filter == null |
|
| 104 |
|| filter instanceof IntersectsGeometryEvaluator |
|
| 105 |
|| filter instanceof IntersectsEnvelopeEvaluator) {
|
|
| 106 |
isFilterApplicable = true; |
|
| 107 |
envGeoOrNull = getGeomFilterObject(filter, (OracleStoreParameters) getStore().getParameters(), gfld); |
|
| 108 |
} else {
|
|
| 109 |
//If the filter is not null, the filterarea parameter has to be also applied |
|
| 110 |
envGeoOrNull = getStore().getParameters().getDynValue(OracleStoreParameters.ORA_AREA_OF_INT_KEY); |
|
| 111 |
} |
|
| 112 |
|
|
| 113 |
} catch (Exception ex) {
|
|
| 114 |
logger.error("While getting filter object: " + ex.getMessage());
|
|
| 115 |
} |
|
| 116 |
|
|
| 117 |
Envelope env = null; |
|
| 118 |
Geometry geom = null; |
|
| 119 |
String filterString = null; |
|
| 120 |
String srs = ""; |
|
| 121 |
boolean is_geo = false; |
|
| 122 |
|
|
| 123 |
if (envGeoOrNull != null) {
|
|
| 124 |
if (envGeoOrNull instanceof Envelope) {
|
|
| 125 |
|
|
| 126 |
srs = (String) getStore().getDynValue(OracleStoreParameters.ORA_TABLE_SRID_KEY); |
|
| 127 |
is_geo = OracleUtils.getIsGCS(srs, srs != null && srs.length() > 0); |
|
| 128 |
env = (Envelope) envGeoOrNull; |
|
| 129 |
filterString = OracleUtils.getIntersectsEnvelopeSelect( |
|
| 130 |
getFeatureType().getDefaultGeometryAttributeName(), |
|
| 131 |
env, srs, is_geo); |
|
| 132 |
|
|
| 133 |
} else {
|
|
| 134 |
if (envGeoOrNull instanceof Geometry) {
|
|
| 135 |
|
|
| 136 |
geom = (Geometry) envGeoOrNull; |
|
| 137 |
if (geom instanceof NullGeometry) {
|
|
| 138 |
// no intersection |
|
| 139 |
filterString = "(ROWID is null)"; |
|
| 140 |
} else {
|
|
| 141 |
if (envGeoOrNull instanceof Circle2D) {
|
|
| 142 |
env = geom.getEnvelope(); |
|
| 143 |
srs = (String) getStore().getDynValue(OracleStoreParameters.ORA_TABLE_SRID_KEY); |
|
| 144 |
is_geo = OracleUtils.getIsGCS(srs, srs != null && srs.length() > 0); |
|
| 145 |
filterString = OracleUtils.getIntersectsEnvelopeSelect( |
|
| 146 |
getFeatureType().getDefaultGeometryAttributeName(), |
|
| 147 |
env, srs, is_geo); |
|
| 148 |
|
|
| 149 |
} else {
|
|
| 150 |
|
|
| 151 |
// need conn |
|
| 152 |
Connection conn = null; |
|
| 153 |
try {
|
|
| 154 |
conn = ((OracleStoreProvider) getStore()).getOraHelper().getConnection(); |
|
| 155 |
} catch (Exception ex) {
|
|
| 156 |
logger.error("While getting connection: " + ex.getMessage());
|
|
| 157 |
return null; |
|
| 158 |
} |
|
| 159 |
srs = (String) getStore().getDynValue(OracleStoreParameters.ORA_TABLE_SRID_KEY); |
|
| 160 |
is_geo = OracleUtils.getIsGCS(srs, srs != null && srs.length() > 0); |
|
| 161 |
filterString = OracleUtils.getIntersectsMultiRectSelect( |
|
| 162 |
getFeatureType().getDefaultGeometryAttributeName(), |
|
| 163 |
geom, srs, is_geo, conn); |
|
| 164 |
} |
|
| 165 |
} |
|
| 166 |
} else {
|
|
| 167 |
// unknwon |
|
| 168 |
logger.warn("Found unexpected object: " + envGeoOrNull.getClass().getName());
|
|
| 169 |
filterString = "(ROWID is null)"; |
|
| 170 |
} |
|
| 171 |
} |
|
| 172 |
} |
|
| 173 |
|
|
| 174 |
//If the filter has not been completely applied |
|
| 175 |
if (!isFilterApplicable) {
|
|
| 176 |
if (filterString == null) {
|
|
| 177 |
filterString = super.getSqlForEvaluator(filter); |
|
| 178 |
}else{
|
|
| 179 |
filterString = filterString + " AND " + super.getSqlForEvaluator(filter); |
|
| 180 |
} |
|
| 181 |
} |
|
| 182 |
|
|
| 183 |
return filterString; |
|
| 184 |
} |
|
| 185 |
|
|
| 186 |
/** |
|
| 187 |
* @param filter |
|
| 188 |
* @param parameters |
|
| 189 |
* @return |
|
| 190 |
*/ |
|
| 191 |
private Object getGeomFilterObject( |
|
| 192 |
Evaluator filter, |
|
| 193 |
OracleStoreParameters ora_pars, |
|
| 194 |
String gfname) throws Exception {
|
|
| 195 |
|
|
| 196 |
Geometry filter_geom = null; |
|
| 197 |
Envelope filter_env = null; |
|
| 198 |
Envelope working_env = ora_pars.getWorkingArea(); |
|
| 199 |
Geometry aoi_geom = (Geometry) ora_pars.getDynValue(OracleStoreParameters.ORA_AREA_OF_INT_KEY); |
|
| 200 |
|
|
| 201 |
// ============================================================== |
|
| 202 |
GeometryManager gm = GeometryLocator.getGeometryManager(); |
|
| 203 |
|
|
| 204 |
// ============================================================== |
|
| 205 |
if (filter instanceof IntersectsGeometryEvaluator) {
|
|
| 206 |
IntersectsGeometryEvaluator geo_filt = (IntersectsGeometryEvaluator) filter; |
|
| 207 |
EvaluatorFieldValueMatch em = |
|
| 208 |
(EvaluatorFieldValueMatch) geo_filt.getFieldsInfo().getFieldValues(gfname)[0]; |
|
| 209 |
filter_geom = (Geometry) em.getValue(); |
|
| 210 |
|
|
| 211 |
if (filter_geom.getEnvelope().getLength(0) == 0 |
|
| 212 |
|| filter_geom.getEnvelope().getLength(1) == 0) {
|
|
| 213 |
return gm.createNullGeometry(SUBTYPES.GEOM2D); |
|
| 214 |
} |
|
| 215 |
|
|
| 216 |
} else {
|
|
| 217 |
if (filter instanceof IntersectsEnvelopeEvaluator) {
|
|
| 218 |
IntersectsEnvelopeEvaluator geo_filt = (IntersectsEnvelopeEvaluator) filter; |
|
| 219 |
EvaluatorFieldValueMatch em = |
|
| 220 |
(EvaluatorFieldValueMatch) geo_filt.getFieldsInfo().getFieldValues(gfname)[0]; |
|
| 221 |
filter_env = (Envelope) em.getValue(); |
|
| 222 |
|
|
| 223 |
if (filter_env.getLength(0) == 0 |
|
| 224 |
|| filter_env.getLength(1) == 0) {
|
|
| 225 |
return gm.createNullGeometry(SUBTYPES.GEOM2D); |
|
| 226 |
} |
|
| 227 |
|
|
| 228 |
} |
|
| 229 |
} |
|
| 230 |
// ============================================================== |
|
| 231 |
// envelope area == 0 |
|
| 232 |
|
|
| 233 |
// ============================================================== |
|
| 234 |
|
|
| 235 |
|
|
| 236 |
|
|
| 237 |
if (filter_geom == null && filter_env == null) {
|
|
| 238 |
if (working_env == null && aoi_geom == null) {
|
|
| 239 |
return null; |
|
| 240 |
} else {
|
|
| 241 |
if (working_env != null) {
|
|
| 242 |
if (aoi_geom == null) {
|
|
| 243 |
return working_env; |
|
| 244 |
} else {
|
|
| 245 |
return intersectEnvMultiRect(working_env, aoi_geom, gm); |
|
| 246 |
} |
|
| 247 |
} else {
|
|
| 248 |
return aoi_geom; |
|
| 249 |
} |
|
| 250 |
} |
|
| 251 |
} else {
|
|
| 252 |
if (filter_geom != null) {
|
|
| 253 |
if (working_env == null && aoi_geom == null) {
|
|
| 254 |
return filter_geom; |
|
| 255 |
} else {
|
|
| 256 |
if (working_env != null) {
|
|
| 257 |
if (aoi_geom == null) {
|
|
| 258 |
return interSecEnv(filter_geom.getEnvelope(), working_env, gm); |
|
| 259 |
} else {
|
|
| 260 |
Object aux = interSecEnv(filter_geom.getEnvelope(), working_env, gm); |
|
| 261 |
if (aux instanceof Envelope) {
|
|
| 262 |
Envelope aux_env = (Envelope) aux; |
|
| 263 |
return intersectEnvMultiRect(aux_env, aoi_geom, gm); |
|
| 264 |
} else {
|
|
| 265 |
// null geometry |
|
| 266 |
return aux; |
|
| 267 |
} |
|
| 268 |
} |
|
| 269 |
} else {
|
|
| 270 |
return intersectEnvMultiRect(filter_geom.getEnvelope(), aoi_geom, gm); |
|
| 271 |
} |
|
| 272 |
} |
|
| 273 |
} else {
|
|
| 274 |
// filter_env |
|
| 275 |
if (working_env == null && aoi_geom == null) {
|
|
| 276 |
return filter_env; |
|
| 277 |
} else {
|
|
| 278 |
if (working_env != null) {
|
|
| 279 |
if (aoi_geom == null) {
|
|
| 280 |
return interSecEnv(filter_env, working_env, gm); |
|
| 281 |
} else {
|
|
| 282 |
Object aux = interSecEnv(filter_env, working_env, gm); |
|
| 283 |
if (aux instanceof Envelope) {
|
|
| 284 |
Envelope aux_env = (Envelope) aux; |
|
| 285 |
return intersectEnvMultiRect(aux_env, aoi_geom, gm); |
|
| 286 |
} else {
|
|
| 287 |
// null geometry |
|
| 288 |
return aux; |
|
| 289 |
} |
|
| 290 |
} |
|
| 291 |
} else {
|
|
| 292 |
return intersectEnvMultiRect(filter_env, aoi_geom, gm); |
|
| 293 |
} |
|
| 294 |
} |
|
| 295 |
} |
|
| 296 |
} |
|
| 297 |
|
|
| 298 |
// ============================================================= |
|
| 299 |
} |
|
| 300 |
|
|
| 301 |
/** |
|
| 302 |
* @param working_env |
|
| 303 |
* @param aoi_geom |
|
| 304 |
* @return |
|
| 305 |
*/ |
|
| 306 |
private Object intersectEnvMultiRect(Envelope env, Geometry aoi, GeometryManager gma) throws Exception {
|
|
| 307 |
if (env == null || aoi == null || aoi instanceof NullGeometry) {
|
|
| 308 |
return gma.createNullGeometry(SUBTYPES.GEOM2D); |
|
| 309 |
} else {
|
|
| 310 |
return OracleUtils.roughIntersection(aoi, env); |
|
| 311 |
} |
|
| 312 |
} |
|
| 313 |
|
|
| 314 |
/** |
|
| 315 |
* @param filter_env |
|
| 316 |
* @param working_env |
|
| 317 |
* @return |
|
| 318 |
*/ |
|
| 319 |
private Object interSecEnv(Envelope enva, Envelope envb, GeometryManager gma) throws Exception {
|
|
| 320 |
|
|
| 321 |
if (enva == null || envb == null) {
|
|
| 322 |
return gma.createNullGeometry(SUBTYPES.GEOM2D); |
|
| 323 |
} |
|
| 324 |
|
|
| 325 |
if (enva.intersects(envb)) {
|
|
| 326 |
// intersect envs |
|
| 327 |
return enva.getGeometry().intersection(envb.getGeometry()).getEnvelope(); |
|
| 328 |
} else {
|
|
| 329 |
return gma.createNullGeometry(SUBTYPES.GEOM2D); |
|
| 330 |
} |
|
| 331 |
} |
|
| 332 |
|
|
| 333 |
} |
|
Also available in: Unified diff