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 @ 237
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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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package org.gvsig.geoprocess.lib.sextante.dataObjects; |
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import java.io.File; |
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import java.sql.Types; |
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import java.util.Iterator; |
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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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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.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.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.exceptions.LoadLayerException; |
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import org.gvsig.fmap.mapcontext.layers.LayerFactory; |
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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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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 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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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); |
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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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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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/*
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* NewFeatureStoreParameters param =
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* (NewFeatureStoreParameters)inputParams;
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* featureType = param.getDefaultFeatureType();
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* loadFeatureType(sFields, types, iShapeType, crs, featureType,
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* fieldSize);
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*
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* param.setDefaultFeatureType(featureType);
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*
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* DataManager manager = DALLocator.getDataManager();
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* featureStore = (FeatureStore) manager.createStore(param);
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* featureStore.edit(FeatureStore.MODE_APPEND);
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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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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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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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final NewFeatureStoreParameters newParams =
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(NewFeatureStoreParameters) explorer.getAddParameters(new File( |
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sFilename)); |
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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); |
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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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featureStore = |
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(FeatureStore) DATA_MANAGER.openStore( |
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newParams.getDataStoreName(), newParams); |
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featureStore.edit(FeatureStore.MODE_APPEND); |
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featureType = featureStore.getDefaultFeatureType(); |
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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) { |
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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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addGeometryAttribute(fields[i], shapeType, featureType); |
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} else {
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featureType.add(fields[i], iTypes[i]).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.getAttributeDescriptor("GEOMETRY");
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if (desc == null) { |
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addGeometryAttribute("GEOMETRY", shapeType, featureType);
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} |
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featureType.setDefaultGeometryAttributeName("GEOMETRY");
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} |
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private void addGeometryAttribute(final String fieldName, |
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final int shapeType, final EditableFeatureType featureType) { |
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try {
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GeometryType type = |
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geometryManager.getGeometryType(getgvSIGShapeType(shapeType), |
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org.gvsig.fmap.geom.Geometry.SUBTYPES.GEOM2D); |
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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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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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@SuppressWarnings("deprecation") |
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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 = |
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(FLyrVect) LayerFactory.getInstance().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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} |
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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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} |
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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(
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// featureAttributeDescriptor.getName().substring(
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// 0,
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// Math.min(11, featureAttributeDescriptor.getName()
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// .length())), values[i]);
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// i++;
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// }
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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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|
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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 featureStore == null ? null : featureType |
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.getAttributeDescriptor(i).getDataType().getDefaultClass(); |
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} |
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public int getFieldCount() { |
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if (featureStore != null) { |
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return featureType.size();
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} |
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return 0; |
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|
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} |
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|
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@Override
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public int getShapesCount() { |
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|
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if (featureStore != null) { |
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try {
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return (int) featureStore.getFeatureSet().getSize(); |
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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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|
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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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} |
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|
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private int getShapeTypeFromGvSIGShapeType(final int shapeType) { |
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|
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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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|
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} |
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|
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private int getgvSIGShapeType(final int shapeType) { |
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|
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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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default:
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return org.gvsig.fmap.geom.Geometry.TYPES.SURFACE;
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} |
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|
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} |
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|
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public String getName() { |
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|
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if (m_Layer != null) { |
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return m_Layer.getName();
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} else {
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return m_sName;
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} |
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} |
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|
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public void postProcess() { |
| 454 |
|
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if (featureStore == null) { |
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return;
|
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} |
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try {
|
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featureStore.finishEditing(); |
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} catch (final DataException e) { |
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// No puede finalizar la edici?n. Es posible que se haya cerrado
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// previamente.
|
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} |
| 464 |
|
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/*
|
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* FLyrVect vectorLayer = null;
|
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* if (inputParameters instanceof String) {
|
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* vectorLayer = (FLyrVect) FileTools.openLayer((String)
|
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* inputParameters, s_Name, m_Projection);
|
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* }
|
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* if (inputParameters instanceof OutputParameters) {
|
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* vectorLayer = (FLyrVect) FileTools.openLayer(((OutputParameters)
|
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* inputParameters).getDataParameters(), s_Name,
|
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* m_Projection);
|
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* }
|
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* create(vectorLayer);
|
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*/
|
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|
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} |
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|
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public String getFilename() { |
| 482 |
|
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if (featureStore != null) { |
| 484 |
final DataStoreParameters dsp = featureStore.getParameters();
|
| 485 |
if (dsp instanceof FilesystemStoreParameters) { |
| 486 |
return ((FilesystemStoreParameters) dsp).getFile()
|
| 487 |
.getAbsolutePath(); |
| 488 |
} else {
|
| 489 |
return null; |
| 490 |
} |
| 491 |
} else {
|
| 492 |
return m_sName;
|
| 493 |
} |
| 494 |
|
| 495 |
} |
| 496 |
|
| 497 |
public Object getCRS() { |
| 498 |
|
| 499 |
return m_Projection;
|
| 500 |
|
| 501 |
} |
| 502 |
|
| 503 |
public void setName(final String name) { |
| 504 |
|
| 505 |
m_sName = name; |
| 506 |
// inputParameters = name;
|
| 507 |
|
| 508 |
} |
| 509 |
|
| 510 |
@Override
|
| 511 |
public Object getBaseDataObject() { |
| 512 |
|
| 513 |
return m_Layer;
|
| 514 |
|
| 515 |
} |
| 516 |
|
| 517 |
public void free() { |
| 518 |
|
| 519 |
m_Layer.dispose(); |
| 520 |
featureStore.dispose(); |
| 521 |
|
| 522 |
m_Layer = null;
|
| 523 |
featureStore = null;
|
| 524 |
} |
| 525 |
|
| 526 |
public IOutputChannel getOutputChannel() {
|
| 527 |
|
| 528 |
if (featureStore != null) { |
| 529 |
final DataStoreParameters dsp = featureStore.getParameters();
|
| 530 |
if (dsp instanceof FilesystemStoreParameters) { |
| 531 |
String file =
|
| 532 |
((FilesystemStoreParameters) dsp).getFile() |
| 533 |
.getAbsolutePath(); |
| 534 |
return new FileOutputChannel(file); |
| 535 |
} else {
|
| 536 |
return null; |
| 537 |
} |
| 538 |
} else {
|
| 539 |
return m_Channel;
|
| 540 |
} |
| 541 |
|
| 542 |
} |
| 543 |
|
| 544 |
public boolean canBeEdited() { |
| 545 |
|
| 546 |
// we support only file-based, so we can overwrite
|
| 547 |
return true; |
| 548 |
|
| 549 |
} |
| 550 |
|
| 551 |
public FeatureStore getFeatureStore() {
|
| 552 |
return featureStore;
|
| 553 |
} |
| 554 |
|
| 555 |
} |