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 / MustNotOverlapPolygonRule.java @ 1284
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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.expressionevaluator.ExpressionUtils; |
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import org.gvsig.expressionevaluator.GeometryExpressionBuilder; |
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import org.gvsig.expressionevaluator.GeometryExpressionUtils; |
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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.geom.Geometry; |
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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 MustNotOverlapPolygonRule 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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MustNotOverlapPolygonRuleFactory.NAME, |
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"CreateFeature",
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"Create Feature",
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"The Create Feature fix creates a new polygon feature out "
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+ "of the error shape and removes the portion of "
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+ "overlap from each of the features, causing the "
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+ "error to create a planar representation of the "
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+ "feature geometry. This fix can be applied to "
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+ "one or more selected Must Not Overlap errors."
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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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// TODO
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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 class SubtractAction extends AbstractTopologyRuleAction { |
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public SubtractAction() {
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super(
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MustNotOverlapPolygonRuleFactory.NAME, |
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"Subtract",
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"Subtract",
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"The Subtract fix removes the overlapping portion of "
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+ "geometry from each feature that is causing the "
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+ "error and leaves a gap or void in its place. "
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+ "This fix can be applied to one or more selected "
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+ "Must Not Overlap errors."
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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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// TODO
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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 class MergeAction extends AbstractTopologyRuleAction { |
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public MergeAction() {
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super(
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MustNotOverlapPolygonRuleFactory.NAME, |
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"Merge",
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"Merge",
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"The Merge fix adds the portion of overlap from one feature "
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+ "and subtracts it from the others that are "
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+ "violating the rule. You need to pick the feature "
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+ "that receives the portion of overlap using the "
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+ "Merge dialog box. This fix can be applied to one "
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+ "Must Not Overlap error only."
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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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// TODO
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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 GeometryExpressionBuilder expressionBuilder = null; |
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public MustNotOverlapPolygonRule(
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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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) { |
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super(plan, factory, tolerance, dataSet1);
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this.addAction(new CreateFetureAction()); |
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this.addAction(new MergeAction()); |
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this.addAction(new SubtractAction()); |
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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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try {
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if (this.expression == null) { |
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this.expression = ExpressionUtils.createExpression();
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this.expressionBuilder = GeometryExpressionUtils.createExpressionBuilder();
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this.geomName = feature1.getType().getDefaultGeometryAttributeName();
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} |
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Geometry polygon = feature1.getDefaultGeometry(); |
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if( polygon==null ) { |
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return;
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} |
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TopologyDataSet theDataSet = this.getDataSet1();
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if (theDataSet.getSpatialIndex() != null) { |
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for (FeatureReference reference : theDataSet.query(polygon)) {
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if (reference.equals(feature1.getReference())) {
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continue;
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} |
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Feature feature = reference.getFeature(); |
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Geometry otherPolygon = feature.getDefaultGeometry(); |
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if (otherPolygon!=null && polygon.overlaps(otherPolygon)) {; |
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Geometry error = polygon.intersection(otherPolygon); |
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report.addLine(this,
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theDataSet, |
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null,
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polygon, |
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error, |
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feature1.getReference(), |
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null,
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false,
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"The polygon overlay with others."
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); |
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break;
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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_Overlaps(
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this.expressionBuilder.column(this.geomName), |
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this.expressionBuilder.geometry(polygon)
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) |
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).toString() |
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); |
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Feature feature = theDataSet.findFirst(this.expression);
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if ( feature != null) { |
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Geometry otherPolygon = feature.getDefaultGeometry(); |
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Geometry error = null;
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if( otherPolygon!=null ) { |
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error = polygon.difference(otherPolygon); |
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} |
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report.addLine(this,
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theDataSet, |
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null,
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polygon, |
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error, |
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feature1.getReference(), |
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null,
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false,
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"The polygon overlay with others."
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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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} |
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} |
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} |