gvsig-projects-pool / org.gvsig.topology / trunk / org.gvsig.topology / org.gvsig.topology.lib / org.gvsig.topology.lib.impl / src / main / java / org / gvsig / topology / rule / ContainsPointRule.java @ 727
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/**
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* gvSIG. Desktop Geographic Information System.
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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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*
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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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*
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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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*
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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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*/
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package org.gvsig.topology.rule; |
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import org.gvsig.expressionevaluator.Expression; |
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import org.gvsig.expressionevaluator.ExpressionBuilder; |
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import org.gvsig.expressionevaluator.ExpressionEvaluatorLocator; |
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import org.gvsig.expressionevaluator.ExpressionEvaluatorManager; |
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import org.gvsig.fmap.dal.feature.EditableFeature; |
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import org.gvsig.fmap.dal.feature.Feature; |
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import org.gvsig.fmap.dal.feature.FeatureReference; |
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import org.gvsig.fmap.dal.feature.FeatureSet; |
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import org.gvsig.fmap.dal.feature.FeatureStore; |
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.geom.primitive.Point; |
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import org.gvsig.tools.dynobject.DynObject; |
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import org.gvsig.tools.task.SimpleTaskStatus; |
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import org.gvsig.topology.lib.spi.AbstractTopologyRule; |
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import org.gvsig.topology.lib.spi.AbstractTopologyRuleAction; |
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import org.gvsig.topology.lib.api.ExecuteTopologyRuleActionException; |
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import org.gvsig.topology.lib.api.TopologyDataSet; |
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import org.gvsig.topology.lib.api.TopologyPlan; |
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import org.gvsig.topology.lib.api.TopologyReport; |
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import org.gvsig.topology.lib.api.TopologyReportLine; |
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import org.gvsig.topology.lib.api.TopologyRule; |
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import org.gvsig.topology.lib.api.TopologyRuleFactory; |
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/**
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*
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* @author jjdelcerro
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*/
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@SuppressWarnings("UseSpecificCatch") |
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public class ContainsPointRule extends AbstractTopologyRule { |
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private class CreateFetureAction extends AbstractTopologyRuleAction { |
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public CreateFetureAction() {
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super(
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ContainsPointRuleFactory.NAME, |
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"CreateFeature",
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"Create Feature",
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"The Create Feature fix creates a new point feature at the centroid of the polygon feature that is causing the error. The point feature that is created is guaranteed to be within the polygon feature."
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); |
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} |
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@Override
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public void execute(TopologyRule rule, TopologyReportLine line, DynObject parameters) { |
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try {
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Geometry polygon = line.getGeometry(); |
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Point point = polygon.centroid();
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if( !polygon.contains(point) ) {
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point = polygon.getInteriorPoint(); |
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} |
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TopologyDataSet dataSet = rule.getDataSet2(); |
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EditableFeature feature = dataSet.createNewFeature(); |
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feature.setDefaultGeometry(point); |
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dataSet.insert(feature); |
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} catch (Exception ex) { |
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throw new ExecuteTopologyRuleActionException(ex); |
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} |
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} |
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} |
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private String geomName; |
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private Expression expression = null; |
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private ExpressionBuilder expressionBuilder = null; |
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public ContainsPointRule(
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TopologyPlan plan, |
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TopologyRuleFactory factory, |
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double tolerance,
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String dataSet1,
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String dataSet2
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) { |
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super(plan, factory, tolerance, dataSet1, dataSet2);
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this.addAction(new CreateFetureAction()); |
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} |
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@Override
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protected void check(SimpleTaskStatus taskStatus, TopologyReport report, Feature feature1) throws Exception { |
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FeatureSet set = null;
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try {
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FeatureStore store2 = this.getDataSet2().getFeatureStore();
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if (this.expression == null) { |
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ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
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this.expression = manager.createExpression();
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this.expressionBuilder = manager.createExpressionBuilder();
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this.geomName = store2.getDefaultFeatureType().getDefaultGeometryAttributeName();
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} |
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Geometry polygon = feature1.getDefaultGeometry(); |
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TopologyDataSet theDataSet = this.getDataSet2();
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if (theDataSet.getSpatialIndex() != null) { |
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boolean contains = false; |
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for (FeatureReference featureReference : theDataSet.query(polygon)) {
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Feature feature2 = featureReference.getFeature(); |
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Geometry otherPoint = feature2.getDefaultGeometry(); |
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if( otherPoint!=null && polygon.contains(otherPoint) ) { |
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contains = true;
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break;
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} |
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} |
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if( !contains ) {
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report.addLine(this,
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this.getDataSet1(),
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this.getDataSet2(),
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polygon, |
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polygon, |
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feature1.getReference(), |
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null,
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false,
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"The polygon is an error because it does not contain a point."
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); |
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} |
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} else {
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this.expression.setPhrase(
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this.expressionBuilder.ifnull(
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this.expressionBuilder.column(this.geomName), |
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this.expressionBuilder.constant(false), |
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this.expressionBuilder.ST_Contains(
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this.expressionBuilder.geometry(polygon),
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this.expressionBuilder.column(this.geomName) |
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) |
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).toString() |
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); |
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if (theDataSet.findFirst(this.expression) == null) { |
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report.addLine(this,
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this.getDataSet1(),
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this.getDataSet2(),
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polygon, |
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polygon, |
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feature1.getReference(), |
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null,
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false,
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"The polygon is an error because it does not contain a point."
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); |
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} |
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} |
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} catch (Exception ex) { |
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LOGGER.warn("Can't check feature.", ex);
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} finally {
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if (set != null) { |
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set.dispose(); |
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} |
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} |
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} |
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} |