svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.exportto / org.gvsig.exportto.swing / org.gvsig.exportto.swing.prov / org.gvsig.exportto.swing.prov.shape / src / main / java / org / gvsig / export / shape / service / ExportShapeService.java @ 44406
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package org.gvsig.export.shape.service; |
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|
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import java.io.File; |
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import java.util.ArrayList; |
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import java.util.List; |
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import org.apache.commons.io.FilenameUtils; |
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import org.apache.commons.lang3.StringUtils; |
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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.export.ExportException; |
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import org.gvsig.export.spi.AbstractExportService; |
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import org.gvsig.export.spi.ExportService; |
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import org.gvsig.export.spi.ExportServiceFactory; |
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import org.gvsig.expressionevaluator.ExpressionUtils; |
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import org.gvsig.fmap.dal.DALLocator; |
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import org.gvsig.fmap.dal.DataManager; |
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import org.gvsig.fmap.dal.DataServerExplorer; |
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import org.gvsig.fmap.dal.NewDataStoreParameters; |
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import org.gvsig.fmap.dal.OpenDataStoreParameters; |
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import org.gvsig.fmap.dal.exception.DataException; |
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import org.gvsig.fmap.dal.feature.EditableFeature; |
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import org.gvsig.fmap.dal.feature.EditableFeatureAttributeDescriptor; |
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import org.gvsig.fmap.dal.feature.EditableFeatureType; |
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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.FeatureSet; |
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import org.gvsig.fmap.dal.feature.FeatureStore; |
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import org.gvsig.fmap.dal.feature.FeatureType; |
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import org.gvsig.fmap.dal.feature.NewFeatureStoreParameters; |
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import org.gvsig.fmap.dal.feature.OpenFeatureStoreParameters; |
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import org.gvsig.fmap.dal.serverexplorer.filesystem.FilesystemServerExplorer; |
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import org.gvsig.fmap.dal.serverexplorer.filesystem.FilesystemServerExplorerParameters; |
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import org.gvsig.fmap.geom.DataTypes; |
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.geom.GeometryLocator; |
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import org.gvsig.fmap.geom.GeometryManager; |
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import org.gvsig.fmap.geom.aggregate.Aggregate; |
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import org.gvsig.fmap.geom.exception.CreateGeometryException; |
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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.fmap.geom.primitive.Curve; |
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import org.gvsig.fmap.geom.primitive.Line; |
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import org.gvsig.fmap.geom.primitive.OrientablePrimitive; |
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import org.gvsig.fmap.geom.primitive.Point; |
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import org.gvsig.fmap.geom.primitive.Polygon; |
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import org.gvsig.fmap.geom.primitive.Surface; |
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import org.gvsig.fmap.geom.type.GeometryType; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.dataTypes.CoercionException; |
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import org.gvsig.tools.dataTypes.DataTypesManager; |
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import org.gvsig.tools.dispose.DisposableIterator; |
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import org.gvsig.tools.dispose.DisposeUtils; |
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import org.gvsig.tools.util.HasAFile; |
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|
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/**
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*
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* @author jjdelcerro
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*/
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public class ExportShapeService |
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extends AbstractExportService
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implements ExportService {
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|
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public static final int MAX_FIELD_NAME_LENGTH = 10; |
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|
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private final List<OpenDataStoreParameters> targetOpenStoreParameters; |
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public ExportShapeService(ExportServiceFactory factory, ExportShapeParameters parameters) {
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super(factory, parameters);
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this.targetOpenStoreParameters = new ArrayList<>(); |
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} |
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@Override
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public ExportShapeParameters getParameters() {
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return (ExportShapeParameters) super.getParameters(); |
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} |
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|
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@Override
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protected DataServerExplorer createServerExplorer() throws ExportException { |
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DataManager dataManager = DALLocator.getDataManager(); |
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FilesystemServerExplorerParameters explorerParams; |
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try {
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explorerParams |
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= (FilesystemServerExplorerParameters) dataManager |
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.createServerExplorerParameters(FilesystemServerExplorer.NAME); |
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} catch (Exception e) { |
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throw new ExportException(e); |
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} |
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File parametersFile = ExpressionUtils.evaluateFilename(this.getParameters().getFile()); |
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explorerParams.setRoot(parametersFile.getParent()); |
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FilesystemServerExplorer explorer; |
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try {
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explorer = (FilesystemServerExplorer) dataManager.openServerExplorer( |
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"FilesystemExplorer", explorerParams
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); |
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return explorer;
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} catch (Exception e) { |
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throw new ExportException(e); |
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} |
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} |
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|
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@Override
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protected NewDataStoreParameters createTargetNewStoreParameters() throws ExportException { |
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try {
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FilesystemServerExplorer explorer = (FilesystemServerExplorer) this.createServerExplorer();
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NewFeatureStoreParameters newStoreParameters = (NewFeatureStoreParameters) explorer.getAddParameters( |
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ExpressionUtils.evaluateFilename(this.getParameters().getFile())
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); |
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newStoreParameters.setDynValue("Encoding", this.getParameters().getEncoding()); |
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newStoreParameters.setDynValue("CRS", this.getParameters().getTargetProjection()); |
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FeatureType ft; |
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if (this.getParameters().getExportAttributes() != null) { |
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ft = this.getParameters().getExportAttributes().getTargetFeatureType();
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} else {
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ft = this.getParameters().getSourceFeatureType();
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} |
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// FIXME: check if ft has one and only one geometry.
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newStoreParameters.setDefaultFeatureType(ft.getEditable()); |
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return newStoreParameters;
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} catch (DataException ex) {
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throw new ExportException(ex); |
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} |
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} |
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|
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@Override
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public List<OpenDataStoreParameters> getTargetOpenStoreParameters() throws ExportException { |
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return this.targetOpenStoreParameters; |
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} |
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@Override
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public OpenDataStoreParameters createTargetOpenStoreParameters() throws ExportException { |
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try {
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DataManager dataManager = DALLocator.getDataManager(); |
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OpenFeatureStoreParameters openStoreParameters = (OpenFeatureStoreParameters) dataManager.createStoreParameters("Shape");
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((HasAFile) openStoreParameters).setFile(getParameters().getFile()); |
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openStoreParameters.setDynValue("Encoding", getParameters().getEncoding());
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openStoreParameters.setDynValue("CRS", this.getParameters().getTargetProjection()); |
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return openStoreParameters;
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} catch (DataException ex) {
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throw new ExportException(ex); |
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} |
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} |
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@Override
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public void export(FeatureSet featureSet) throws ExportException { |
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File parametersFile = ExpressionUtils.evaluateFilename(this.getParameters().getFile()); |
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String pathName = FilenameUtils.removeExtension(parametersFile.getAbsolutePath());
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int geometryType = this.getParameters().getTargetGeometryTypeAsInt(); |
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if (geometryType == Geometry.TYPES.GEOMETRY) {
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try {
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// SURFACE
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String fullPathName = pathName + "_surface" + ".shp"; |
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this.getParameters().setFile(new File(fullPathName)); |
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this.getTaskStatus().setTitle("Exporting surfaces"); |
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export(featureSet, Geometry.TYPES.SURFACE, true); |
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// CURVE
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fullPathName = pathName + "_curve" + ".shp"; |
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this.getParameters().setFile(new File(fullPathName)); |
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this.getTaskStatus().setTitle("Exporting curves"); |
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export(featureSet, Geometry.TYPES.CURVE, true); |
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|
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// POINT
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fullPathName = pathName + "_point" + ".shp"; |
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this.getParameters().setFile(new File(fullPathName)); |
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this.getTaskStatus().setTitle("Exporting points"); |
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export(featureSet, Geometry.TYPES.POINT, true); |
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|
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} finally {
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this.getParameters().setFile(parametersFile);
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} |
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} else {
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export(featureSet, geometryType, false); |
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} |
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this.getTaskStatus().terminate();
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this.getTaskStatus().remove();
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} |
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private void export( |
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FeatureSet featureSet, |
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int geometryType,
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boolean checkType
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) throws ExportException { |
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DataServerExplorer explorer = this.createServerExplorer();
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NewFeatureStoreParameters params = (NewFeatureStoreParameters) this.createTargetNewStoreParameters();
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String providerName = params.getDataStoreName();
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String explorerName = explorer.getProviderName();
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boolean there_was_error = false; |
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DisposableIterator it = null;
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try {
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// EditableFeatureType type = this.getParameters().getSourceFeatureType().getCopy().getEditable();
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EditableFeatureType type = params.getDefaultFeatureType(); |
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String geomFieldName = this.getParameters().getSourceGeometryFieldName(); |
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FeatureAttributeDescriptor geomFieldDescSource = (FeatureAttributeDescriptor) type.getDefaultGeometryAttribute(); |
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if (geomFieldDescSource != null) { |
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type.remove(geomFieldDescSource.getName()); |
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} |
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EditableFeatureAttributeDescriptor geomFieldDescTarget = type.add( |
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"GEOMETRY",
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DataTypes.GEOMETRY |
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); |
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geomFieldDescTarget.setDefaultValue(null);
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int gsubtype = this.getParameters().getTargetGeometrySubtype(); |
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// El shp solo soporta los subtipos 2D y 3D
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switch (gsubtype) {
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case Geometry.SUBTYPES.GEOM2D:
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break;
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case Geometry.SUBTYPES.GEOM3D:
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break;
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default:
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// Forzaremos las geometrias a 3D
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gsubtype = Geometry.SUBTYPES.GEOM3D; |
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break;
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} |
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GeometryType gty = null;
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try {
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GeometryManager geoManager = GeometryLocator.getGeometryManager(); |
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gty = geoManager.getGeometryType(geometryType, gsubtype); |
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} catch (Exception e) { |
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throw new ExportException(e); |
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} |
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geomFieldDescTarget.setGeometryType(gty); |
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String newGeometryFieldName;
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if (this.getParameters().getExportAttributes().getTargetName("GEOMETRY")==null) { |
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newGeometryFieldName = "GEOMETRY";
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} else {
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newGeometryFieldName = this.getParameters().getExportAttributes().getTargetName("GEOMETRY"); |
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} |
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geomFieldDescTarget.setName(newGeometryFieldName); |
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type.setDefaultGeometryAttributeName(geomFieldDescTarget.getName()); |
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// ==========================
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//fixNames(type);
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// ==========================
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params.setDefaultFeatureType(type.getNotEditableCopy()); |
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params.setDynValue("geometryType", null); |
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DataManager manager = DALLocator.getDataManager(); |
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manager.newStore(explorerName, providerName, params, true);
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FeatureStore target = (FeatureStore) manager.openStore(providerName, params); |
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FeatureType targetType = target.getDefaultFeatureType(); |
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getTaskStatus().setRangeOfValues(0, featureSet.getSize());
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target.edit(FeatureStore.MODE_APPEND); |
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it = featureSet.fastIterator(); |
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int featureCount = 0; |
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|
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// ================================================
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// Reprojection stuff
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Geometry reproj_geom; |
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EditableFeature edit_feat; |
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IProjection sourceProjection |
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= getParameters().getSourceFeatureType().getDefaultGeometryAttribute().getSRS(); |
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|
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ICoordTrans coord_trans = null;
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// this comparison is perhaps too preventive
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// we could have two instances of same projection
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// so we would do more computations than needed
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if (sourceProjection != null && sourceProjection != this.getParameters().getTargetProjection()) { |
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if (this.getParameters().getTargetTransformation() != null) { |
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coord_trans = this.getParameters().getTargetTransformation();
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} else {
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coord_trans = sourceProjection.getCT(this.getParameters().getTargetProjection());
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} |
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} |
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// ================================================
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|
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List<Geometry> extracted;
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Geometry gitem; |
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DataTypesManager.Coercion toGeometry = ToolsLocator.getDataTypesManager() |
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.get(DataTypes.GEOMETRY).getCoercion(); |
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|
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while (it.hasNext()) {
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|
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Feature feature = (Feature) it.next(); |
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if (geomFieldName == null) { |
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edit_feat = target.createNewFeature(true);
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//
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// Accumulate error in boolean.
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// This also fixes field names (using origNameToDbfName)
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//
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there_was_error = there_was_error |
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| setNonNulls( |
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getParameters().getSourceFeatureType(), |
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targetType, |
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feature, |
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edit_feat |
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); |
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edit_feat.setDefaultGeometry(null);
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target.insert(edit_feat); |
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} else {
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Object x = feature.getGeometry(geomFieldName);
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try {
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gitem = (Geometry) toGeometry.coerce(x); |
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} catch (CoercionException ex) {
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gitem = null;
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} |
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|
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if (checkType) {
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extracted = getGeometriesFrom(gitem, geometryType); |
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if (extracted.isEmpty()) {
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// found no geometries of correct type
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continue;
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} else {
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if (geometryType != Geometry.TYPES.POINT) {
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// If not points, merge geometries
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// (curves or surfaces)
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try {
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gitem = union(extracted); |
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extracted = new ArrayList<>(); |
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extracted.add(gitem); |
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} catch (Exception ex) { |
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there_was_error = true;
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LOG.info("Error in union.", ex);
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} |
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} else {
|
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// only in the case of points, we can have several
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// geometries if source is multipoint
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} |
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} |
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} else {
|
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extracted = new ArrayList<>(); |
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extracted.add(gitem); |
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} |
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|
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for (int i = 0; i < extracted.size(); i++) { |
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gitem = extracted.get(i); |
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|
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if (gsubtype == Geometry.SUBTYPES.GEOM2D) {
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gitem = force2D(gitem, geometryType); |
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} else {
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gitem = force3D(gitem, geometryType); |
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} |
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edit_feat = target.createNewFeature(true);
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//
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// Accumulate error in boolean.
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// This also fixes field names (using origNameToDbfName)
|
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//
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there_was_error = there_was_error |
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| setNonNulls( |
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getParameters().getSourceFeatureType(), |
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targetType, |
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feature, |
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edit_feat |
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); |
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edit_feat.setDefaultGeometry(gitem); |
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// ================================================
|
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// Reprojection stuff
|
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if (coord_trans != null && gitem != null) { |
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reproj_geom = edit_feat.getDefaultGeometry(); |
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reproj_geom = reproj_geom.cloneGeometry(); |
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reproj_geom.reProject(coord_trans); |
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edit_feat.setDefaultGeometry(reproj_geom); |
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} |
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// ================================================
|
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target.insert(edit_feat); |
377 |
} |
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} |
379 |
featureCount++; |
380 |
this.getTaskStatus().setCurValue(featureCount);
|
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|
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if (this.getTaskStatus().isCancellationRequested()) { |
383 |
return;
|
384 |
} |
385 |
} |
386 |
target.finishEditing(); |
387 |
target.dispose(); |
388 |
|
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this.targetOpenStoreParameters.add(this.createTargetOpenStoreParameters()); |
390 |
|
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} catch (Exception e) { |
392 |
throw new ExportException(e); |
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} finally {
|
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DisposeUtils.dispose(it); |
395 |
} |
396 |
|
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if (there_was_error) {
|
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Exception cause = new Exception( |
399 |
"_Issues_with_attributes_or_geometries");
|
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throw new ExportException(cause); |
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} |
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} |
403 |
|
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private void fixNames(EditableFeatureType eft) { |
405 |
|
406 |
FeatureAttributeDescriptor[] atts = eft.getAttributeDescriptors();
|
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String defaultGeometryField = eft.getDefaultGeometryAttributeName();
|
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for (FeatureAttributeDescriptor att : atts) {
|
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String new_name = this.getParameters().getExportAttributes().getTargetName(att.getName()); |
410 |
if (new_name != null) { |
411 |
//efad = eft.add(new_name, att.getType(), att.getSize());
|
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EditableFeatureAttributeDescriptor efad = eft.getEditableAttributeDescriptor(att.getName()); |
413 |
efad.setName(new_name); |
414 |
efad.setType(att.getDataType()); |
415 |
efad.setSize(att.getSize()); |
416 |
efad.setPrecision(att.getPrecision()); |
417 |
|
418 |
if (att.getDataType().getType() == DataTypes.GEOMETRY) {
|
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efad.setGeometryType(att.getGeomType()); |
420 |
if (StringUtils.equals(defaultGeometryField, att.getName())) {
|
421 |
eft.setDefaultGeometryAttributeName(new_name); |
422 |
} |
423 |
} |
424 |
} |
425 |
} |
426 |
} |
427 |
|
428 |
/**
|
429 |
* @param gitem
|
430 |
* @param geometryType2
|
431 |
* @return
|
432 |
*/
|
433 |
private Geometry force2D(Geometry ge, int gt) throws CreateGeometryException { |
434 |
if (ge == null) { |
435 |
return null; |
436 |
} |
437 |
if (ge.getGeometryType().getSubType() == Geometry.SUBTYPES.GEOM2D) {
|
438 |
return ge;
|
439 |
} else {
|
440 |
GeometryManager geoManager = GeometryLocator.getGeometryManager(); |
441 |
switch (gt) {
|
442 |
case Geometry.TYPES.POINT:
|
443 |
Point p = (Point) ge; |
444 |
Point point = geoManager.createPoint(
|
445 |
p.getX(), p.getY(), |
446 |
Geometry.SUBTYPES.GEOM2D); |
447 |
return point;
|
448 |
case Geometry.TYPES.CURVE:
|
449 |
return geoManager.createCurve(ge.getGeneralPath(), Geometry.SUBTYPES.GEOM2D);
|
450 |
case Geometry.TYPES.SURFACE:
|
451 |
return geoManager.createSurface(ge.getGeneralPath(), Geometry.SUBTYPES.GEOM2D);
|
452 |
default:
|
453 |
return ge;
|
454 |
} |
455 |
} |
456 |
} |
457 |
|
458 |
/**
|
459 |
* @param gitem
|
460 |
* @param geometryType2
|
461 |
* @return
|
462 |
*/
|
463 |
private Geometry force3D(Geometry ge, int gt) throws CreateGeometryException { |
464 |
if (ge == null) { |
465 |
return null; |
466 |
} |
467 |
// Los try catch que hay abajo, son para asegurarse de que la geometr?a original
|
468 |
// tiene las 3 dimensiones necesarias. A veces nos llegan geometr?as que aunque son de subtipo GEOM3D
|
469 |
// los puntos del generalPath que contienen no son 3D y no tienen la coordenada Z
|
470 |
GeometryManager geoManager = GeometryLocator.getGeometryManager(); |
471 |
Point point;
|
472 |
switch (gt) {
|
473 |
case Geometry.TYPES.POINT:
|
474 |
Point p = (Point) ge; |
475 |
point = geoManager.createPoint( |
476 |
p.getX(), p.getY(), |
477 |
Geometry.SUBTYPES.GEOM3D); |
478 |
try {
|
479 |
point.setCoordinateAt(2, p.getCoordinateAt(2)); |
480 |
} catch (Exception e) { |
481 |
point.setCoordinateAt(2, 0); |
482 |
} |
483 |
return point;
|
484 |
case Geometry.TYPES.CURVE:
|
485 |
case Geometry.TYPES.LINE:
|
486 |
Line line = geoManager.createLine(Geometry.SUBTYPES.GEOM3D);
|
487 |
for (int i = 0; i < ((OrientablePrimitive) ge).getNumVertices(); i++) { |
488 |
Point vertex = ((OrientablePrimitive) ge).getVertex(i);
|
489 |
point = geoManager.createPoint(vertex.getX(), vertex.getY(), Geometry.SUBTYPES.GEOM3D); |
490 |
try {
|
491 |
point.setCoordinateAt(2, vertex.getCoordinateAt(2)); |
492 |
} catch (Exception e) { |
493 |
point.setCoordinateAt(2, 0); |
494 |
} |
495 |
line.addVertex(point); |
496 |
} |
497 |
; |
498 |
return line;
|
499 |
|
500 |
case Geometry.TYPES.SURFACE:
|
501 |
case Geometry.TYPES.POLYGON:
|
502 |
Polygon polygon = geoManager.createPolygon(Geometry.SUBTYPES.GEOM3D);
|
503 |
for (int i = 0; i < ((OrientablePrimitive) ge).getNumVertices(); i++) { |
504 |
Point vertex = ((OrientablePrimitive) ge).getVertex(i);
|
505 |
point = geoManager.createPoint(vertex.getX(), vertex.getY(), Geometry.SUBTYPES.GEOM3D); |
506 |
try {
|
507 |
point.setCoordinateAt(2, vertex.getCoordinateAt(2)); |
508 |
} catch (Exception e) { |
509 |
point.setCoordinateAt(2, 0); |
510 |
} |
511 |
polygon.addVertex(point); |
512 |
} |
513 |
; |
514 |
return polygon;
|
515 |
default:
|
516 |
return ge;
|
517 |
} |
518 |
} |
519 |
|
520 |
/**
|
521 |
* @param feature
|
522 |
* @param edit_feat
|
523 |
*/
|
524 |
private boolean setNonNulls( |
525 |
FeatureType src_ft, |
526 |
FeatureType target_ft, |
527 |
Feature feat, |
528 |
EditableFeature edit_f |
529 |
) { |
530 |
|
531 |
boolean error = false; |
532 |
FeatureAttributeDescriptor[] atts = src_ft.getAttributeDescriptors();
|
533 |
String orig_name;
|
534 |
String dbf_name;
|
535 |
for (FeatureAttributeDescriptor att : atts) {
|
536 |
if (att.getType() != org.gvsig.fmap.geom.DataTypes.GEOMETRY) {
|
537 |
Object val;
|
538 |
try {
|
539 |
orig_name = att.getName(); |
540 |
dbf_name = this.getParameters().getExportAttributes().getTargetName(orig_name);
|
541 |
if (dbf_name == null) { |
542 |
dbf_name = orig_name; |
543 |
} |
544 |
val = feat.get(orig_name); |
545 |
if (val != null && target_ft.getAttributeDescriptor(dbf_name) != null) { |
546 |
edit_f.set(dbf_name, val); |
547 |
} |
548 |
} catch (Exception ex) { |
549 |
LOG.info("Error while getting/setting value", ex);
|
550 |
error = true;
|
551 |
} |
552 |
} |
553 |
} |
554 |
return error;
|
555 |
} |
556 |
|
557 |
private Geometry union(List<Geometry> geoms) |
558 |
throws GeometryOperationNotSupportedException, GeometryOperationException {
|
559 |
|
560 |
if (geoms == null || geoms.isEmpty()) { |
561 |
return null; |
562 |
} |
563 |
|
564 |
if (geoms.size() == 1) { |
565 |
return geoms.get(0); |
566 |
} |
567 |
|
568 |
Geometry resp = geoms.get(0);
|
569 |
for (int i = 1; i < geoms.size(); i++) { |
570 |
resp = resp.union(geoms.get(i)); |
571 |
} |
572 |
return resp;
|
573 |
} |
574 |
|
575 |
/**
|
576 |
* @param feat_geom_type
|
577 |
* @param type must be POINT, LINE or POLYGON (Geometry.TYPES)
|
578 |
* @return
|
579 |
*/
|
580 |
private List<Geometry> getGeometriesFrom(Geometry in_geom, int type) { |
581 |
|
582 |
List<Geometry> resp = new ArrayList<>(); |
583 |
Aggregate agg; |
584 |
|
585 |
/*
|
586 |
* If input geometry is aggregate, search its
|
587 |
* primitives
|
588 |
*/
|
589 |
if (in_geom instanceof Aggregate) { |
590 |
agg = (Aggregate) in_geom; |
591 |
Geometry item; |
592 |
List<Geometry> add_parts;
|
593 |
for (int i = 0; i < agg.getPrimitivesNumber(); i++) { |
594 |
item = agg.getPrimitiveAt(i); |
595 |
add_parts = getGeometriesFrom(item, type); |
596 |
resp.addAll(add_parts); |
597 |
} |
598 |
return resp;
|
599 |
} |
600 |
|
601 |
// ============================================
|
602 |
switch (type) {
|
603 |
case Geometry.TYPES.POINT:
|
604 |
if (in_geom instanceof Point) { |
605 |
resp.add(in_geom); |
606 |
} |
607 |
// =======================================================
|
608 |
break;
|
609 |
case Geometry.TYPES.CURVE:
|
610 |
if (in_geom instanceof Curve) { |
611 |
resp.add(in_geom); |
612 |
} |
613 |
// =======================================================
|
614 |
break;
|
615 |
case Geometry.TYPES.SURFACE:
|
616 |
if (in_geom instanceof Surface) { |
617 |
resp.add(in_geom); |
618 |
} |
619 |
// =======================================================
|
620 |
break;
|
621 |
} |
622 |
return resp;
|
623 |
} |
624 |
|
625 |
} |