Revision 43034 trunk/org.gvsig.desktop/org.gvsig.desktop.compat.cdc/org.gvsig.fmap.mapcontext/org.gvsig.fmap.mapcontext.api/src/main/java/org/gvsig/fmap/mapcontext/layers/vectorial/ContainsGeometryEvaluator.java
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* |
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* Copyright (C) 2007-2013 gvSIG Association. |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 3
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* of the License, or (at your option) any later version.
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License as published by the Free Software
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* Foundation; either version 3 of the License, or (at your option) any later
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* version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
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* MA 02110-1301, USA. |
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* You should have received a copy of the GNU General Public License along with |
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* this program; if not, write to the Free Software Foundation, Inc., 51 |
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* Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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* |
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* For any additional information, do not hesitate to contact us |
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* at info AT gvsig.com, or visit our website www.gvsig.com.
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* For any additional information, do not hesitate to contact us at info AT
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* gvsig.com, or visit our website www.gvsig.com. |
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*/ |
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package org.gvsig.fmap.mapcontext.layers.vectorial; |
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import org.cresques.cts.ICoordTrans; |
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import org.cresques.cts.IProjection; |
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import org.gvsig.fmap.dal.exception.DataEvaluatorRuntimeException;
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import org.gvsig.fmap.dal.ExpressionBuilder;
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import org.gvsig.fmap.dal.feature.Feature; |
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import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor; |
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import org.gvsig.fmap.dal.feature.FeatureType; |
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.geom.operation.GeometryOperationException; |
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import org.gvsig.fmap.geom.operation.GeometryOperationNotSupportedException; |
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import org.gvsig.tools.evaluator.AbstractEvaluator; |
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import org.gvsig.tools.evaluator.EvaluatorData; |
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import org.gvsig.tools.evaluator.EvaluatorException; |
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/** |
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* |
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* @author Vicente Caballero Navarro |
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* |
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*/ |
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public class ContainsGeometryEvaluator extends AbstractEvaluator {
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private String geomName;
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private Geometry geometry;
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private Geometry geometryTrans;
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private String srs;
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private boolean isDefault;
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private String geometryWKT;
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private final String geomName;
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private final Geometry geometry;
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private final Geometry geometryTrans;
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private final boolean isDefault;
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private final ExpressionBuilder builder;
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private final IProjection projection;
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ContainsGeometryEvaluator(Geometry geometry, |
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IProjection projection, FeatureType featureType, |
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String geomName) {
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FeatureAttributeDescriptor fad = (FeatureAttributeDescriptor) featureType |
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.get(geomName); |
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this.isDefault = featureType.getDefaultGeometryAttributeName().equals( |
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geomName); |
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this.geometry = geometry; |
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this.geometryTrans = geometry.cloneGeometry(); |
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this.srs = projection.getAbrev(); |
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IProjection fad_proj = fad.getSRS(); |
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ICoordTrans ct = null; |
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if (fad_proj != null && !fad_proj.equals(projection)) {
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ct = projection.getCT(fad_proj); |
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} |
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ContainsGeometryEvaluator( |
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Geometry geometry, |
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IProjection projection, |
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FeatureType featureType, |
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String geomName, |
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ExpressionBuilder builder |
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) {
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FeatureAttributeDescriptor fad = (FeatureAttributeDescriptor) featureType |
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.get(geomName); |
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this.projection = projection; |
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this.builder = builder; |
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this.isDefault = featureType.getDefaultGeometryAttributeName().equals( |
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geomName); |
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this.geometry = geometry; |
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this.geometryTrans = geometry.cloneGeometry(); |
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if (ct != null) {
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geometryTrans.reProject(ct); |
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} |
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this.geomName = geomName; |
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IProjection fad_proj = fad.getSRS(); |
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ICoordTrans ct = null; |
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if (fad_proj != null && !fad_proj.equals(projection)) {
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ct = projection.getCT(fad_proj); |
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} |
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this.getFieldsInfo().addMatchFieldValue(geomName, geometryTrans); |
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if (ct != null) {
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geometryTrans.reProject(ct); |
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} |
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this.geomName = geomName; |
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}
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this.getFieldsInfo().addMatchFieldValue(geomName, geometryTrans);
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public Object evaluate(EvaluatorData data) throws EvaluatorException {
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try {
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Geometry geom = null; |
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if ( isDefault ) {
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Feature feature = (Feature) data.getContextValue("feature");
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geom = feature.getDefaultGeometry(); |
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} |
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} else {
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geom = (Geometry) data.getDataValue(geomName);
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}
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if ( geom == null ) {
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return Boolean.FALSE;
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}
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return new Boolean(geometryTrans.contains(geom));
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@Override
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public Object evaluate(EvaluatorData data) throws EvaluatorException {
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try {
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Geometry geom;
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if (isDefault) {
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Feature feature = (Feature) data.getContextValue("feature");
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geom = feature.getDefaultGeometry();
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} catch (Exception e) {
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throw new EvaluatorException(e); |
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} |
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} |
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} else {
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geom = (Geometry) data.getDataValue(geomName); |
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} |
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if (geom == null) {
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return false; |
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} |
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return geometryTrans.contains(geom); |
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public String getName() {
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return "contains with geometry"; |
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} |
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} catch (Exception e) {
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throw new EvaluatorException(e); |
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} |
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} |
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public String getSQL() {
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if (geometryWKT == null) {
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try {
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geometryWKT = geometry.convertToWKT(); |
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} catch (GeometryOperationNotSupportedException e) {
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throw new DataEvaluatorRuntimeException(e); |
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} catch (GeometryOperationException e) {
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throw new DataEvaluatorRuntimeException(e); |
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} |
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} |
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@Override |
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public String getName() {
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return "contains with geometry"; |
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} |
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return " ST_contains(ST_GeomFromText('" + geometryWKT + "', " + "'"
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+ srs + "'" + "), " + geomName + ") "; |
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} |
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@Override |
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public String getSQL() {
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return this.builder.set( |
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builder.ST_Contains( |
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builder.geometry(geometry, projection), |
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builder.column(geomName) |
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) |
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).toString(); |
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} |
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} |
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