gvsig-geoprocess / org.gvsig.geoprocess / trunk / org.gvsig.geoprocess / org.gvsig.geoprocess.lib / org.gvsig.geoprocess.lib.sextante / src / main / java / org / gvsig / geoprocess / lib / sextante / dataObjects / FlyrVectIVectorLayer.java @ 854
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/**
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* gvSIG. Desktop Geographic Information System.
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*
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* Copyright (C) 2007-2012 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 2
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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.geoprocess.lib.sextante.dataObjects; |
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|
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import java.awt.geom.Rectangle2D; |
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import java.io.File; |
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import java.sql.Types; |
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import java.util.ArrayList; |
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import java.util.Iterator; |
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import java.util.List; |
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import org.cresques.cts.IProjection; |
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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.DataStoreParameters; |
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import org.gvsig.fmap.dal.exception.DataException; |
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import org.gvsig.fmap.dal.exception.ReadException; |
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import org.gvsig.fmap.dal.exception.ValidateDataParametersException; |
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import org.gvsig.fmap.dal.feature.EditableFeature; |
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import org.gvsig.fmap.dal.feature.EditableFeatureType; |
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import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor; |
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import org.gvsig.fmap.dal.feature.FeatureSelection; |
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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.serverexplorer.filesystem.FilesystemServerExplorer; |
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import org.gvsig.fmap.dal.serverexplorer.filesystem.FilesystemServerExplorerParameters; |
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import org.gvsig.fmap.dal.serverexplorer.filesystem.FilesystemStoreParameters; |
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import org.gvsig.fmap.geom.DataTypes; |
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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.operation.GeometryOperationContext; |
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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.operation.fromjts.FromJTS; |
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import org.gvsig.fmap.geom.type.GeometryType; |
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import org.gvsig.fmap.geom.type.GeometryTypeNotSupportedException; |
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import org.gvsig.fmap.geom.type.GeometryTypeNotValidException; |
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import org.gvsig.fmap.mapcontext.MapContextLocator; |
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import org.gvsig.fmap.mapcontext.exceptions.LoadLayerException; |
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import org.gvsig.fmap.mapcontext.layers.vectorial.FLyrVect; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.dataTypes.DataTypesManager; |
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import org.gvsig.tools.locator.LocatorException; |
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import com.vividsolutions.jts.geom.Geometry; |
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import es.unex.sextante.core.Sextante; |
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import es.unex.sextante.dataObjects.AbstractVectorLayer; |
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import es.unex.sextante.dataObjects.IFeatureIterator; |
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import es.unex.sextante.dataObjects.IVectorLayer; |
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import es.unex.sextante.outputs.FileOutputChannel; |
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import es.unex.sextante.outputs.IOutputChannel; |
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public class FlyrVectIVectorLayer extends AbstractVectorLayer { |
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private static final DataManager DATA_MANAGER = DALLocator.getDataManager(); |
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private final int PRECISION = 5; |
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private FeatureStore featureStore = null; |
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private IProjection m_Projection = null; |
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private FeatureType featureType = null; |
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private GeometryManager geometryManager = null; |
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private FLyrVect m_Layer;
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private String m_sName; |
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private IOutputChannel m_Channel;
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private String fileName = null; |
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private List<String> names = new ArrayList<String>(); |
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private List<Class<?>> types = new ArrayList<Class<?>>(); |
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// private Object inputParameters = null;
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public FlyrVectIVectorLayer() {
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geometryManager = GeometryLocator.getGeometryManager(); |
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} |
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public void create(String sName, Object inputParams, int iShapeType, |
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Class[] types, String[] sFields, Object crs, int[] fieldSize) { |
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create(sName, inputParams, iShapeType, |
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types, sFields, crs, fieldSize, org.gvsig.fmap.geom.Geometry.SUBTYPES.UNKNOWN); |
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} |
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public void create(String sName, Object inputParams, int iShapeType, |
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Class[] types, String[] sFields, Object crs, int[] fieldSize, int subtype) { |
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try {
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// inputParameters = inputParams;
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m_sName = sName; |
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m_Projection = (IProjection) crs; |
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if (inputParams instanceof OutputParameters) { |
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OutputParameters outputParam = (OutputParameters) inputParams; |
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NewFeatureStoreParameters newParams = |
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outputParam.getDataParameters(); |
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DataServerExplorer dataServerExplorer = |
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outputParam.getExplorer(); |
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featureType = newParams.getDefaultFeatureType(); |
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loadFeatureType(sFields, types, iShapeType, crs, |
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(EditableFeatureType) featureType, fieldSize, subtype); |
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newParams.setDynValue("CRS", m_Projection);
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DATA_MANAGER.newStore(dataServerExplorer.getProviderName(), |
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newParams.getDataStoreName(), newParams, true);
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featureStore = |
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(FeatureStore) DATA_MANAGER.openStore( |
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newParams.getDataStoreName(), newParams); |
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initializeNamesAndTypes(); |
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featureStore.edit(FeatureStore.MODE_APPEND); |
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} |
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if (inputParams instanceof FilesystemStoreParameters) { |
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// TODO: Terminar para todo tipo fuentes de datos. No se puede
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// hacer ahora pq falta poder obtener un FeatureType del
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// parameter.
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// Esto es as? pq el store registra parameters para cargar
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// ficheros y no para escribirlos.
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String path =
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((FilesystemStoreParameters) inputParams).getFile() |
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.getAbsolutePath(); |
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create(sName, path, iShapeType, types, sFields, crs, fieldSize); |
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} |
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if (inputParams instanceof String) { |
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create(sName, (String) inputParams, iShapeType, types, sFields,
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crs, fieldSize); |
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} |
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} catch (Exception e) { |
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Sextante.addErrorToLog(e); |
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} |
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} |
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public void create(final String sName, final String sFilename, |
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final int iShapeType, final Class<?>[] types, final String[] sFields, |
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final Object crs, final int[] fieldSize) { |
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create(sName, sFilename, iShapeType, types, sFields, crs, fieldSize, org.gvsig.fmap.geom.Geometry.SUBTYPES.UNKNOWN); |
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} |
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public void create(final String sName, final String sFilename, |
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final int iShapeType, final Class<?>[] types, final String[] sFields, |
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final Object crs, final int[] fieldSize, int subtype) { |
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try {
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// inputParameters = sFilename;
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m_sName = sName; |
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m_Projection = (IProjection) crs; |
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fileName = sFilename; |
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final FilesystemServerExplorerParameters explorerParams =
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(FilesystemServerExplorerParameters) DATA_MANAGER |
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.createServerExplorerParameters(FilesystemServerExplorer.NAME); |
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explorerParams.setRoot(new File(sFilename).getParent()); |
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final FilesystemServerExplorer explorer =
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(FilesystemServerExplorer) DATA_MANAGER.openServerExplorer( |
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FilesystemServerExplorer.NAME, explorerParams); |
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File file = new File(sFilename); |
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final NewFeatureStoreParameters newParams =
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(NewFeatureStoreParameters) explorer.getAddParameters(file); |
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EditableFeatureType editableFeatureType = |
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newParams.getDefaultFeatureType(); |
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featureType = editableFeatureType; |
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loadFeatureType(sFields, types, iShapeType, crs, |
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editableFeatureType, fieldSize, subtype); |
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newParams.setDefaultFeatureType(featureType); |
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newParams.setDynValue("crs", m_Projection);
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explorer.add(newParams.getDataStoreName(), newParams, true);
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DataStoreParameters params = DATA_MANAGER.createStoreParameters(newParams.getDataStoreName()); |
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params.setDynValue("shpfile", sFilename);
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params.setDynValue("crs", m_Projection);
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featureStore = (FeatureStore) DATA_MANAGER.openStore(params.getDataStoreName(), params); |
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featureStore.edit(FeatureStore.MODE_APPEND); |
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featureType = featureStore.getDefaultFeatureType(); |
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initializeNamesAndTypes(); |
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} catch (final Exception e) { |
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Sextante.addErrorToLog(e); |
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} |
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} |
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private void loadFeatureType(final String[] fields, final Class<?>[] types, |
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final int shapeType, final Object crs, |
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final EditableFeatureType featureType, final int[] fieldSize, final int subtype) { |
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final int[] iTypes = getTypes(types); |
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for (int i = 0; i < fields.length; i++) { |
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if (iTypes[i] == DataTypes.GEOMETRY) {
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// No se hace nada porque el resultado de los geoprocesos deben dejar una ?nica columna de geometr?a
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// que a?adimos al final
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} else {
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featureType.add(fields[i], iTypes[i]) |
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.setAllowNull(true)
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.setSize(fieldSize[i]) |
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.setPrecision(PRECISION); |
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} |
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} |
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FeatureAttributeDescriptor desc = |
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featureType.getDefaultGeometryAttribute(); |
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if (desc == null) { |
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addGeometryAttribute("GEOMETRY", shapeType, subtype, featureType);
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featureType.setDefaultGeometryAttributeName("GEOMETRY");
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} |
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} |
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private void addGeometryAttribute(final String fieldName, |
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final int shapeType, final int subtype, final EditableFeatureType featureType) { |
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try {
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GeometryType type; |
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if (subtype == org.gvsig.fmap.geom.Geometry.SUBTYPES.UNKNOWN) {
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type = |
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geometryManager.getGeometryType(getgvSIGShapeType(shapeType), |
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org.gvsig.fmap.geom.Geometry.SUBTYPES.GEOM2D); |
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} else {
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type = |
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geometryManager.getGeometryType(getgvSIGShapeType(shapeType),subtype); |
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} |
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featureType.add(fieldName, DataTypes.GEOMETRY) |
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.setGeometryType(type); |
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} catch (GeometryTypeNotSupportedException e) {
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throw new RuntimeException( |
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"Error getting geometry type with type = "
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+ getgvSIGShapeType(shapeType) + ", subtype = "
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+ org.gvsig.fmap.geom.Geometry.SUBTYPES.GEOM2D, e); |
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} catch (GeometryTypeNotValidException e) {
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throw new RuntimeException( |
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"Error getting geometry type with type = "
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+ getgvSIGShapeType(shapeType) + ", subtype = "
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+ org.gvsig.fmap.geom.Geometry.SUBTYPES.GEOM2D, e); |
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} |
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} |
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private int[] getTypes(Class<?>[] classes) { |
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DataTypesManager typesManager = ToolsLocator.getDataTypesManager(); |
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int[] types = new int[classes.length]; |
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for (int i = 0; i < classes.length; i++) { |
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types[i] = typesManager.getDataType(classes[i]).getType(); |
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} |
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return types;
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} |
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public void create(final FLyrVect layer) { |
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m_Layer = layer; |
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try {
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featureStore = layer.getFeatureStore(); |
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featureType = featureStore.getDefaultFeatureType(); |
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initializeNamesAndTypes(); |
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m_Projection = layer.getProjection(); |
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} catch (final Exception e) { |
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Sextante.addErrorToLog(e); |
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} |
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} |
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public void open() { |
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if (m_Layer == null) { |
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try {
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m_Layer = (FLyrVect) MapContextLocator.getMapContextManager().createLayer( |
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getFilename(), featureStore); |
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} catch (final LoadLayerException e) { |
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Sextante.addErrorToLog(e); |
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throw new RuntimeException(e); |
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} |
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} |
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} |
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public void close() { |
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if( this.m_Layer==null ) { |
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this.free();
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} |
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} |
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/**
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* Returns the length of field
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*
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* @param dataType
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* @return length of field
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*/
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public int getDataTypeLength(final int dataType) { |
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switch (dataType) {
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case Types.NUMERIC: |
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case Types.DOUBLE: |
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case Types.REAL: |
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case Types.FLOAT: |
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case Types.BIGINT: |
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case Types.INTEGER: |
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case Types.DECIMAL: |
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return 20; |
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case Types.CHAR: |
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case Types.VARCHAR: |
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case Types.LONGVARCHAR: |
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return 254; |
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case Types.DATE: |
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return 8; |
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case Types.BOOLEAN: |
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case Types.BIT: |
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return 1; |
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} |
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return 0; |
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} |
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@SuppressWarnings("unchecked") |
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public void addFeature(final Geometry geom, final Object[] values) { |
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try {
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org.gvsig.fmap.geom.Geometry iGeo = null;
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final GeometryOperationContext ctx = new GeometryOperationContext(); |
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ctx.setAttribute(FromJTS.PARAM, geom); |
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try {
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iGeo = |
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(org.gvsig.fmap.geom.Geometry) geometryManager |
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.invokeOperation(FromJTS.NAME, ctx); |
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} catch (final GeometryOperationNotSupportedException e) { |
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Sextante.addErrorToLog(e); |
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return;
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} catch (final GeometryOperationException e) { |
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Sextante.addErrorToLog(e); |
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return;
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} |
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final EditableFeature ef = featureStore.createNewFeature();
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final Iterator<FeatureAttributeDescriptor> features = |
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featureType.iterator(); |
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int i = 0; |
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while (features.hasNext()) {
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final FeatureAttributeDescriptor featureAttributeDescriptor =
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features.next(); |
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if (!featureAttributeDescriptor.getName().equals(
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featureType.getDefaultGeometryAttributeName())) { |
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ef.set(featureAttributeDescriptor.getName(), values[i]); |
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} |
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i++; |
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} |
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ef.set(featureType.getDefaultGeometryAttributeIndex(), iGeo); |
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featureStore.insert(ef); |
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} catch (final Exception e) { |
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e.printStackTrace(); |
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} |
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} |
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public IFeatureIterator iterator() {
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if (m_Layer != null) { |
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return new DALIFeatureIterator(m_Layer, getFilters()); |
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} else {
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// cannot iterate layers being edited
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return new DALIFeatureIterator(); |
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} |
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} |
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public String getFieldName(final int i) { |
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if (featureStore != null) { |
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return ((FeatureAttributeDescriptor) featureType.get(i)).getName();
|
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} |
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return null; |
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} |
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|
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public Class<?> getFieldType(final int i) { |
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return types.get(i);
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} |
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|
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public int getFieldCount() { |
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if (featureStore != null) { |
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return names.size();
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} |
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return 0; |
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} |
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|
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@Override
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public int getShapesCount() { |
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if (featureStore != null) { |
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try {
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FeatureSelection featureSelection = featureStore.getFeatureSelection(); |
406 |
if (!featureSelection.isEmpty()) {
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return (int)featureSelection.getSize(); |
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} else {
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return (int)featureStore.getFeatureSet().getSize(); |
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} |
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} catch (final DataException e) { |
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Sextante.addErrorToLog(e); |
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return 0; |
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} |
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} |
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return 0; |
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} |
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|
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public int getShapeType() { |
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if (featureStore != null) { |
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return getShapeTypeFromGvSIGShapeType(((FeatureAttributeDescriptor) featureType
|
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.get(featureType.getDefaultGeometryAttributeIndex())) |
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.getGeomType().getType()); |
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} |
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return 0; |
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} |
427 |
|
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private int getShapeTypeFromGvSIGShapeType(final int shapeType) { |
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switch (shapeType) {
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case org.gvsig.fmap.geom.Geometry.TYPES.SURFACE:
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return IVectorLayer.SHAPE_TYPE_POLYGON;
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case org.gvsig.fmap.geom.Geometry.TYPES.CURVE:
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case org.gvsig.fmap.geom.Geometry.TYPES.MULTICURVE:
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return IVectorLayer.SHAPE_TYPE_LINE;
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case org.gvsig.fmap.geom.Geometry.TYPES.POINT:
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case org.gvsig.fmap.geom.Geometry.TYPES.MULTIPOINT:
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return IVectorLayer.SHAPE_TYPE_POINT;
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default:
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return IVectorLayer.SHAPE_TYPE_POLYGON;
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} |
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} |
442 |
|
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private int getgvSIGShapeType(final int shapeType) { |
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switch (shapeType) {
|
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case IVectorLayer.SHAPE_TYPE_POLYGON:
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return org.gvsig.fmap.geom.Geometry.TYPES.SURFACE;
|
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case IVectorLayer.SHAPE_TYPE_LINE:
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return org.gvsig.fmap.geom.Geometry.TYPES.CURVE;
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case IVectorLayer.SHAPE_TYPE_POINT:
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return org.gvsig.fmap.geom.Geometry.TYPES.POINT;
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case IVectorLayer.SHAPE_TYPE_MULTIPOLYGON:
|
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return org.gvsig.fmap.geom.Geometry.TYPES.MULTISURFACE;
|
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case IVectorLayer.SHAPE_TYPE_MULTILINE:
|
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return org.gvsig.fmap.geom.Geometry.TYPES.MULTICURVE;
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case IVectorLayer.SHAPE_TYPE_MULTIPOINT:
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return org.gvsig.fmap.geom.Geometry.TYPES.MULTIPOINT;
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default:
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return org.gvsig.fmap.geom.Geometry.TYPES.SURFACE;
|
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} |
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} |
461 |
|
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public String getName() { |
463 |
if (m_Layer != null) { |
464 |
return m_Layer.getName();
|
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} else {
|
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return m_sName;
|
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} |
468 |
} |
469 |
|
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public void postProcess() { |
471 |
if (featureStore == null) { |
472 |
return;
|
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} |
474 |
try {
|
475 |
featureStore.finishEditing(); |
476 |
String name = featureStore.getProviderName();
|
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DataStoreParameters params = featureStore.getParameters(); |
478 |
featureStore.dispose(); |
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featureStore = (FeatureStore) DALLocator.getDataManager().openStore(name, params); |
480 |
featureType = featureStore.getDefaultFeatureType(); |
481 |
} catch (final DataException e) { |
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// No puede finalizar la edici?n. Es posible que se haya cerrado previamente.
|
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} catch (ValidateDataParametersException e) {
|
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org.slf4j.LoggerFactory.getLogger(FlyrVectIVectorLayer.class).debug("Error opening store", e);
|
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} catch (LocatorException e) {
|
486 |
org.slf4j.LoggerFactory.getLogger(FlyrVectIVectorLayer.class).debug("Error opening store", e);
|
487 |
} |
488 |
} |
489 |
|
490 |
public String getFilename() { |
491 |
if(fileName != null) |
492 |
return fileName;
|
493 |
else
|
494 |
return m_sName;
|
495 |
} |
496 |
|
497 |
public Object getCRS() { |
498 |
|
499 |
return m_Projection;
|
500 |
|
501 |
} |
502 |
|
503 |
public void setName(final String name) { |
504 |
m_sName = name; |
505 |
} |
506 |
|
507 |
@Override
|
508 |
public Object getBaseDataObject() { |
509 |
return m_Layer;
|
510 |
} |
511 |
|
512 |
public void free() { |
513 |
if( m_Layer!=null ) { |
514 |
m_Layer.dispose(); |
515 |
m_Layer = null;
|
516 |
} |
517 |
if( this.featureStore!=null ) { |
518 |
featureStore.dispose(); |
519 |
featureStore = null;
|
520 |
} |
521 |
} |
522 |
|
523 |
public IOutputChannel getOutputChannel() {
|
524 |
if (featureStore != null) { |
525 |
final DataStoreParameters dsp = featureStore.getParameters();
|
526 |
if (dsp instanceof FilesystemStoreParameters) { |
527 |
String file =
|
528 |
((FilesystemStoreParameters) dsp).getFile() |
529 |
.getAbsolutePath(); |
530 |
return new FileOutputChannel(file); |
531 |
} else {
|
532 |
return null; |
533 |
} |
534 |
} else {
|
535 |
return m_Channel;
|
536 |
} |
537 |
} |
538 |
|
539 |
public boolean canBeEdited() { |
540 |
// we support only file-based, so we can overwrite
|
541 |
return true; |
542 |
|
543 |
} |
544 |
|
545 |
public FeatureStore getFeatureStore() {
|
546 |
return featureStore;
|
547 |
} |
548 |
|
549 |
|
550 |
public Rectangle2D getFullExtent() { |
551 |
org.gvsig.fmap.geom.primitive.Envelope envelope; |
552 |
try {
|
553 |
envelope = featureStore.getEnvelope(); |
554 |
return new Rectangle2D.Double(envelope.getMinimum(0), envelope.getMinimum(1), envelope.getLength(0), envelope.getLength(1)); |
555 |
} catch (DataException e) {
|
556 |
return null; |
557 |
} |
558 |
} |
559 |
|
560 |
|
561 |
|
562 |
public String[] getFieldNames() { |
563 |
return (String[]) names.toArray(new String[names.size()]); |
564 |
} |
565 |
|
566 |
public int getFieldIndexByName(final String sFieldName) { |
567 |
String[] names = getFieldNames(); |
568 |
for (int i = 0; i < names.length; i++) { |
569 |
if(names[i].equalsIgnoreCase(sFieldName)) {
|
570 |
return i;
|
571 |
} |
572 |
} |
573 |
return -1; |
574 |
} |
575 |
|
576 |
public Class<?>[] getFieldTypes() { |
577 |
return (Class<?>[]) types.toArray(new Class<?>[types.size()]); |
578 |
} |
579 |
|
580 |
private void initializeNamesAndTypes() { |
581 |
|
582 |
int defaultGeometryAttributeIndex = this.featureType.getDefaultGeometryAttributeIndex(); |
583 |
for(int i = 0; i < this.featureType.size(); i++){ |
584 |
if(i!=defaultGeometryAttributeIndex){
|
585 |
FeatureAttributeDescriptor attributeDescriptor = this.featureType.getAttributeDescriptor(i);
|
586 |
names.add(attributeDescriptor.getName()); |
587 |
types.add(attributeDescriptor.getDataType().getDefaultClass()); |
588 |
} |
589 |
} |
590 |
|
591 |
} |
592 |
|
593 |
/* (non-Javadoc)
|
594 |
* @see es.unex.sextante.dataObjects.IVectorLayer#getSubType()
|
595 |
*/
|
596 |
@Override
|
597 |
public int getSubType() throws ReadException { |
598 |
if(m_Layer!=null){ |
599 |
return m_Layer.getGeometryType().getSubType();
|
600 |
} |
601 |
return org.gvsig.fmap.geom.Geometry.SUBTYPES.UNKNOWN;
|
602 |
} |
603 |
} |