svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.file / org.gvsig.fmap.dal.file.csv / src / main / java / org / gvsig / fmap / dal / store / csv / CSVStoreProvider.java @ 43283
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/**
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* gvSIG. Desktop Geographic Information System.
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*
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* Copyright (C) 2007-2013 gvSIG Association.
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*
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License as published by the Free Software
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* Foundation; either version 3 of the License, or (at your option) any later
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* version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 51
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* Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* For any additional information, do not hesitate to contact us at info AT
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* gvsig.com, or visit our website www.gvsig.com.
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*/
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package org.gvsig.fmap.dal.store.csv; |
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|
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import java.io.File; |
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import java.io.FileInputStream; |
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import java.io.FileNotFoundException; |
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import java.io.FileReader; |
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import java.io.FileWriter; |
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import java.io.IOException; |
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import java.io.InputStreamReader; |
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import java.net.URL; |
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import java.nio.charset.Charset; |
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import java.util.ArrayList; |
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import java.util.HashMap; |
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import java.util.Iterator; |
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import java.util.List; |
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import java.util.Locale; |
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|
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import org.apache.commons.io.FilenameUtils; |
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import org.apache.commons.io.IOUtils; |
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import org.apache.commons.lang3.StringUtils; |
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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.DataStore; |
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import org.gvsig.fmap.dal.DataStoreNotification; |
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import org.gvsig.fmap.dal.DataTypes; |
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import org.gvsig.fmap.dal.FileHelper; |
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import org.gvsig.fmap.dal.exception.DataException; |
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import org.gvsig.fmap.dal.exception.InitializeException; |
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import org.gvsig.fmap.dal.exception.OpenException; |
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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.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.FeatureAttributeEmulator; |
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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.exception.PerformEditingException; |
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import org.gvsig.fmap.dal.feature.spi.FeatureProvider; |
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import org.gvsig.fmap.dal.feature.spi.FeatureStoreProviderServices; |
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import org.gvsig.fmap.dal.feature.spi.memory.AbstractMemoryStoreProvider; |
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import org.gvsig.fmap.dal.resource.ResourceAction; |
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import org.gvsig.fmap.dal.resource.file.FileResource; |
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import org.gvsig.fmap.dal.resource.spi.ResourceConsumer; |
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import org.gvsig.fmap.dal.resource.spi.ResourceProvider; |
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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.spi.DataStoreProviderServices; |
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import org.gvsig.fmap.dal.store.csv.simplereaders.CSVReader; |
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import org.gvsig.fmap.dal.store.csv.simplereaders.FixedLenReader; |
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import org.gvsig.fmap.dal.store.csv.simplereaders.SimpleReader; |
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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.MultiPoint; |
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import org.gvsig.fmap.geom.primitive.Envelope; |
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import org.gvsig.fmap.geom.primitive.Point; |
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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.DataType; |
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import org.gvsig.tools.dataTypes.DataTypesManager; |
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import org.gvsig.tools.dataTypes.DataTypesManager.Coercion; |
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import org.gvsig.tools.dataTypes.DataTypesManager.CoercionWithLocale; |
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import org.gvsig.tools.dispose.DisposableIterator; |
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import org.gvsig.tools.dynobject.exception.DynFieldNotFoundException; |
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import org.gvsig.tools.evaluator.AbstractEvaluator; |
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import org.gvsig.tools.evaluator.EvaluatorData; |
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import org.gvsig.tools.evaluator.EvaluatorException; |
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import org.gvsig.tools.exception.BaseException; |
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import org.gvsig.tools.exception.NotYetImplemented; |
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import org.gvsig.tools.persistence.PersistentState; |
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import org.gvsig.tools.persistence.exception.PersistenceException; |
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import org.gvsig.tools.task.SimpleTaskStatus; |
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import org.gvsig.tools.task.TaskStatusManager; |
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import org.gvsig.tools.visitor.VisitCanceledException; |
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import org.gvsig.tools.visitor.Visitor; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import org.supercsv.io.CsvListWriter; |
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import org.supercsv.prefs.CsvPreference; |
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public class CSVStoreProvider extends AbstractMemoryStoreProvider implements |
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ResourceConsumer { |
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private static final Logger logger = LoggerFactory.getLogger(CSVStoreProvider.class); |
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public static final String NAME = "CSV"; |
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public static final String DESCRIPTION = "CSV file"; |
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public static final String METADATA_DEFINITION_NAME = NAME; |
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private ResourceProvider resource;
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private long counterNewsOIDs = 0; |
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private Envelope envelope;
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private boolean need_calculate_envelope = false; |
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private SimpleTaskStatus taskStatus;
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public CSVStoreProvider(CSVStoreParameters parameters,
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DataStoreProviderServices storeServices) throws InitializeException {
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super(
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parameters, |
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storeServices, |
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FileHelper.newMetadataContainer(METADATA_DEFINITION_NAME) |
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); |
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TaskStatusManager manager = ToolsLocator.getTaskStatusManager(); |
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this.taskStatus = manager.createDefaultSimpleTaskStatus("CSV"); |
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counterNewsOIDs = 0;
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File file = getCSVParameters().getFile();
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resource = this.createResource(
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FileResource.NAME, |
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new Object[]{file.getAbsolutePath()} |
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); |
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resource.addConsumer(this);
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initializeFeatureTypes(); |
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} |
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private CSVStoreParameters getCSVParameters() {
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return (CSVStoreParameters) this.getParameters(); |
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} |
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public String getProviderName() { |
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return NAME;
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} |
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public boolean allowWrite() { |
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return false; |
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} |
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private String getFullFileName() { |
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// Usar solo para mostrar mensajes en el logger.
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String s = "(unknow)"; |
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try {
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s = getCSVParameters().getFile().getAbsolutePath(); |
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} catch (Exception e2) { |
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s = "(unknow)";
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} |
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return s;
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} |
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public void open() throws OpenException { |
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if (this.data != null) { |
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return;
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} |
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this.data = new ArrayList<>(); |
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resource.setData(new HashMap()); |
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counterNewsOIDs = 0;
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try {
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loadFeatures(); |
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} catch (RuntimeException e) { |
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logger.debug("Can't load features from CSV '" + getFullFileName() + "'.", e); |
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throw e;
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} catch (Exception e) { |
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logger.debug("Can't load features from CSV '" + getFullFileName() + "'.", e); |
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throw new RuntimeException(e); |
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} |
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} |
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public DataServerExplorer getExplorer() throws ReadException { |
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DataManager manager = DALLocator.getDataManager(); |
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FilesystemServerExplorerParameters params; |
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try {
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params = (FilesystemServerExplorerParameters) manager |
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.createServerExplorerParameters(FilesystemServerExplorer.NAME); |
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params.setRoot(this.getCSVParameters().getFile().getParent());
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return manager.openServerExplorer(FilesystemServerExplorer.NAME, params);
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} catch (DataException e) {
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throw new ReadException(this.getProviderName(), e); |
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} catch (ValidateDataParametersException e) {
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throw new ReadException(this.getProviderName(), e); |
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} |
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} |
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class Writer { |
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private Envelope envelope = null; |
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private boolean calculate_envelope = false; |
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private CsvListWriter listWriter = null; |
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private CsvPreference csvpreferences = null; |
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private FileWriter fwriter = null; |
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private FeatureType ftype;
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private File file; |
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private String[] values; |
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private FeatureAttributeDescriptor[] descriptors; |
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private Coercion convert = null; |
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private int errorcounts = 0; |
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private Throwable lasterror = null; |
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private Locale locale = null; |
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public void initialize(File file, FeatureType ftype, CsvPreference csvpreferences) { |
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this.file = file;
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this.ftype = ftype;
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this.csvpreferences = csvpreferences;
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this.locale = CSVStoreParameters.getLocale(getCSVParameters());
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if (csvpreferences == null) { |
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this.csvpreferences = CsvPreference.STANDARD_PREFERENCE;
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} |
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if (ftype.getDefaultGeometryAttributeName() != null) { |
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this.calculate_envelope = true; |
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} |
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this.descriptors = this.ftype.getAttributeDescriptors(); |
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this.convert = ToolsLocator.getDataTypesManager().getCoercion(org.gvsig.tools.dataTypes.DataTypes.STRING);
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this.errorcounts = 0; |
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} |
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public void begin() { |
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try {
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this.fwriter = new FileWriter(file); |
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} catch (IOException e) { |
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logger.warn("Can't open file for write (" + file.getAbsolutePath() + ").", e); |
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throw new RuntimeException(e); |
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} |
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this.listWriter = new CsvListWriter(this.fwriter, this.csvpreferences); |
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int n = 0; |
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for (int i = 0; i < descriptors.length; i++) { |
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FeatureAttributeDescriptor descriptor = descriptors[i]; |
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if (descriptor.getEvaluator() == null) { |
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n++; |
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} |
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} |
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String[] header = new String[n]; |
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this.values = new String[n]; |
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n = 0;
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for (int i = 0; i < descriptors.length; i++) { |
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FeatureAttributeDescriptor descriptor = descriptors[i]; |
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if (descriptor.getEvaluator() == null) { |
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String name = descriptor.getName();
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String typeName = descriptor.getDataTypeName();
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if (descriptor.getDataType().getType() == DataTypes.STRING) {
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header[n++] = name + "__" + typeName + "__" + descriptor.getSize(); |
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} else {
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header[n++] = name + "__" + typeName;
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} |
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} |
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} |
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try {
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listWriter.writeHeader(header); |
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} catch (Exception e) { |
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logger.warn("Can't write header '" + header.toString() + "' file for write (" + file.getAbsolutePath() + ").", e); |
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throw new RuntimeException(e); |
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} |
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} |
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public void add(FeatureProvider feature) { |
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if (this.calculate_envelope) { |
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Geometry geom = feature.getDefaultGeometry(); |
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if (geom != null) { |
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if (envelope == null) { |
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try {
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envelope = (Envelope) geom.getEnvelope().clone(); |
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} catch (CloneNotSupportedException e) { |
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logger.warn("Este error no deberia pasar, siempre se puede hacer un clone de un envelope.", e);
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} |
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} else {
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envelope.add(geom.getEnvelope()); |
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} |
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} |
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} |
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int n = 0; |
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for (int i = 0; i < descriptors.length; i++) { |
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FeatureAttributeDescriptor descriptor = descriptors[i]; |
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if (descriptor.getEvaluator() == null) { |
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Object value = feature.get(i);
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try {
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n++; |
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if (this.convert != null && this.convert instanceof CoercionWithLocale) { |
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values[n] = (String) ((CoercionWithLocale) this.convert).coerce(value, this.locale); |
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} else {
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values[n] = (String) this.convert.coerce(value); |
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} |
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} catch (CoercionException e) {
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try {
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values[n] = value.toString(); |
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} catch (Exception ex) { |
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values[n] = "";
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} |
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if (errorcounts++ <= 10) { |
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this.lasterror = e;
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logger.warn("Can't convert value of field " + i + " to string in CVS file '" + getFullFileName() + "'.", e); |
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if (errorcounts == 10) { |
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logger.warn("Too many error writing CVS file '" + getFullFileName() + "', don't output more."); |
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} |
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} |
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} |
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} |
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} |
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try {
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this.listWriter.writeHeader(values);
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} catch (IOException e) { |
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if (errorcounts++ <= 10) { |
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this.lasterror = e;
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logger.warn("Can't write values to CVS file '" + getFullFileName() + "'.", e); |
327 |
if (errorcounts == 10) { |
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logger.warn("Too many error writing CVS file '" + getFullFileName() + "', don't output more."); |
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} |
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} |
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} |
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|
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} |
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|
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public void end() throws PerformEditingException { |
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if (this.errorcounts > 0) { |
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throw new PerformEditingException(this.file.getAbsolutePath(), lasterror); |
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} |
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if (listWriter != null) { |
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try {
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listWriter.close(); |
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} catch (Exception ex) { |
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// Ignore error
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} |
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listWriter = null;
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} |
347 |
if (fwriter != null) { |
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try {
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fwriter.close(); |
350 |
} catch (Exception ex) { |
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// Ignore error
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} |
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fwriter = null;
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} |
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} |
356 |
|
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public Envelope getEnvelope() {
|
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return this.envelope; |
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} |
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} |
361 |
|
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public void performChanges(Iterator deleteds, Iterator inserteds, Iterator updateds, Iterator originalFeatureTypesUpdated) throws PerformEditingException { |
363 |
|
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try {
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this.taskStatus.add();
|
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taskStatus.message("_preparing");
|
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getResource().execute(new ResourceAction() {
|
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public Object run() throws Exception { |
369 |
FeatureSet features = null;
|
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DisposableIterator it = null;
|
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try {
|
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File file = (File) resource.get(); |
373 |
|
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Writer writer = new Writer(); |
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writer.initialize(file, getStoreServices().getDefaultFeatureType(), getCSVPreferences()); |
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features |
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= getStoreServices().getFeatureStore() |
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.getFeatureSet(); |
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List<FeatureProvider> newdata = new ArrayList<FeatureProvider>(); |
380 |
writer.begin(); |
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it = features.fastIterator(); |
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taskStatus.setRangeOfValues(0, 0); |
383 |
long counter = 0; |
384 |
while (it.hasNext()) {
|
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taskStatus.setCurValue(counter++); |
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FeatureProvider feature = getStoreServices().getFeatureProviderFromFeature( |
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(org.gvsig.fmap.dal.feature.Feature) it.next()); |
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writer.add(feature); |
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if (feature.getOID() == null) { |
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logger.warn("feature without OID");
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feature.setOID(createNewOID()); |
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} |
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newdata.add(feature); |
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} |
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data = newdata; |
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if (writer.getEnvelope() != null) { |
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envelope = writer.getEnvelope().getGeometry().getEnvelope(); |
398 |
} |
399 |
resource.notifyChanges(); |
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writer.end(); |
401 |
} finally {
|
402 |
if (it != null) { |
403 |
it.dispose(); |
404 |
} |
405 |
if (features != null) { |
406 |
features.dispose(); |
407 |
} |
408 |
} |
409 |
return null; |
410 |
} |
411 |
|
412 |
private CsvPreference getCSVPreferences() {
|
413 |
CSVReader reader = new CSVReader(getCSVParameters());
|
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return reader.getCSVPreferences();
|
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} |
416 |
|
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}); |
418 |
this.taskStatus.terminate();
|
419 |
} catch (Exception e) { |
420 |
this.taskStatus.abort();
|
421 |
throw new PerformEditingException(getResource().toString(), e); |
422 |
} finally {
|
423 |
this.taskStatus.remove();
|
424 |
} |
425 |
} |
426 |
|
427 |
public boolean closeResourceRequested(ResourceProvider resource) { |
428 |
return true; |
429 |
} |
430 |
|
431 |
public int getOIDType() { |
432 |
return DataTypes.LONG;
|
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} |
434 |
|
435 |
public boolean supportsAppendMode() { |
436 |
return false; |
437 |
} |
438 |
|
439 |
public void append(FeatureProvider featureProvider) { |
440 |
throw new UnsupportedOperationException(); |
441 |
} |
442 |
|
443 |
public void beginAppend() { |
444 |
throw new UnsupportedOperationException(); |
445 |
} |
446 |
|
447 |
public void endAppend() { |
448 |
throw new UnsupportedOperationException(); |
449 |
} |
450 |
|
451 |
public void saveToState(PersistentState state) throws PersistenceException { |
452 |
throw new NotYetImplemented(); |
453 |
} |
454 |
|
455 |
public void loadFromState(PersistentState state) throws PersistenceException { |
456 |
throw new NotYetImplemented(); |
457 |
} |
458 |
|
459 |
public Object createNewOID() { |
460 |
return new Long(counterNewsOIDs++); |
461 |
} |
462 |
|
463 |
protected void initializeFeatureTypes() throws InitializeException { |
464 |
try {
|
465 |
this.open();
|
466 |
} catch (OpenException e) {
|
467 |
throw new InitializeException(this.getProviderName(), e); |
468 |
} |
469 |
} |
470 |
|
471 |
public Envelope getEnvelope() throws DataException { |
472 |
this.open();
|
473 |
if (this.envelope != null) { |
474 |
return this.envelope; |
475 |
} |
476 |
if (!this.need_calculate_envelope) { |
477 |
return null; |
478 |
} |
479 |
FeatureStore fs = this.getFeatureStore();
|
480 |
FeatureType ft = fs.getDefaultFeatureType(); |
481 |
FeatureAttributeDescriptor fad = ft.getAttributeDescriptor(ft.getDefaultGeometryAttributeIndex()); |
482 |
|
483 |
try {
|
484 |
this.envelope = GeometryLocator.getGeometryManager().createEnvelope(fad.getGeomType().getSubType());
|
485 |
fs.accept(new Visitor() {
|
486 |
public void visit(Object obj) throws VisitCanceledException, BaseException { |
487 |
Feature f = (Feature) obj; |
488 |
Geometry geom = f.getDefaultGeometry(); |
489 |
if (geom != null) { |
490 |
envelope.add(geom.getEnvelope()); |
491 |
} |
492 |
} |
493 |
}); |
494 |
} catch (BaseException e) {
|
495 |
logger.warn("Can't calculate the envelope of CSV file '" + this.getFullName() + "'.", e); |
496 |
this.envelope = null; |
497 |
} |
498 |
|
499 |
this.need_calculate_envelope = false; |
500 |
return this.envelope; |
501 |
} |
502 |
|
503 |
public Object getDynValue(String name) throws DynFieldNotFoundException { |
504 |
if (DataStore.METADATA_ENVELOPE.equalsIgnoreCase(name)) {
|
505 |
try {
|
506 |
return this.getEnvelope(); |
507 |
} catch (DataException e) {
|
508 |
return null; |
509 |
} |
510 |
} else {
|
511 |
if (DataStore.METADATA_CRS.equalsIgnoreCase(name)) {
|
512 |
IProjection pro = CSVStoreParameters.getCRS(this.getCSVParameters());
|
513 |
if (pro != null) { |
514 |
return pro;
|
515 |
} |
516 |
} |
517 |
} |
518 |
return super.getDynValue(name); |
519 |
} |
520 |
|
521 |
public void resourceChanged(ResourceProvider resource) { |
522 |
this.getStoreServices().notifyChange(
|
523 |
DataStoreNotification.RESOURCE_CHANGED, |
524 |
resource); |
525 |
} |
526 |
|
527 |
public Object getSourceId() { |
528 |
return this.getCSVParameters().getFile(); |
529 |
} |
530 |
|
531 |
public String getName() { |
532 |
String name = this.getCSVParameters().getFile().getName(); |
533 |
return FilenameUtils.getBaseName(name);
|
534 |
} |
535 |
|
536 |
public String getFullName() { |
537 |
return this.getCSVParameters().getFile().getAbsolutePath(); |
538 |
} |
539 |
|
540 |
public ResourceProvider getResource() {
|
541 |
return resource;
|
542 |
} |
543 |
|
544 |
private boolean isEmpty(String s) { |
545 |
if (s == null) { |
546 |
return true; |
547 |
} |
548 |
return s.trim().length() == 0; |
549 |
} |
550 |
|
551 |
private class FieldTypeParser { |
552 |
|
553 |
public String name = null; |
554 |
public int type = DataTypes.STRING; |
555 |
public int size = 0; |
556 |
public boolean allowNulls = true; |
557 |
public int geometryType = Geometry.TYPES.GEOMETRY; |
558 |
|
559 |
private String typename = "string"; |
560 |
|
561 |
FieldTypeParser() { |
562 |
} |
563 |
|
564 |
private int getType(String value) { |
565 |
DataTypesManager dataTypesManager = ToolsLocator.getDataTypesManager(); |
566 |
return dataTypesManager.getType(typename);
|
567 |
} |
568 |
|
569 |
public void clear() { |
570 |
name = null;
|
571 |
type = DataTypes.STRING; |
572 |
size = 0;
|
573 |
allowNulls = true;
|
574 |
geometryType = Geometry.TYPES.GEOMETRY; |
575 |
} |
576 |
|
577 |
public void copyFrom(FieldTypeParser other) { |
578 |
name = other.name; |
579 |
type = other.type; |
580 |
size = other.size; |
581 |
allowNulls = other.allowNulls; |
582 |
geometryType = other.geometryType; |
583 |
} |
584 |
|
585 |
// El formato seria:
|
586 |
// name[:typename[:size[:notnull|null]]]
|
587 |
// name[:GEOMETRY[:geometry_type[:notnull|null]]]
|
588 |
// name[__typename[__size[__notnull|null]]]
|
589 |
//
|
590 |
public boolean parse(String value) { |
591 |
String typename = null; |
592 |
String[] ss = null; |
593 |
if (value.contains(":")) { |
594 |
ss = value.split(":");
|
595 |
} else if (value.contains("__")) { |
596 |
ss = value.split("__");
|
597 |
} |
598 |
if (ss == null) { |
599 |
this.name = value;
|
600 |
return true; |
601 |
} |
602 |
switch (ss.length) {
|
603 |
case 4: |
604 |
if (!StringUtils.isBlank(ss[3])) { |
605 |
if ("notnull".equalsIgnoreCase(ss[3].trim())) { |
606 |
this.allowNulls = false; |
607 |
} else {
|
608 |
this.allowNulls = true; |
609 |
} |
610 |
} |
611 |
case 3: |
612 |
if (!StringUtils.isBlank(ss[1])) { |
613 |
this.typename = ss[1].trim(); |
614 |
this.type = this.getType(this.typename); |
615 |
if (this.type == DataTypes.INVALID) { |
616 |
this.type = DataTypes.STRING;
|
617 |
logger.info("Type '" + typename + "' not valid for attribute '" + value + "' in CSV file '" + getFullFileName() + "'."); |
618 |
} |
619 |
} |
620 |
if (!StringUtils.isBlank(ss[2])) { |
621 |
if (this.type == DataTypes.GEOMETRY) { |
622 |
String s = ss[2].trim(); |
623 |
if (s.equalsIgnoreCase("line") || s.equalsIgnoreCase("linestring") || s.equalsIgnoreCase("curve")) { |
624 |
this.geometryType = Geometry.TYPES.CURVE;
|
625 |
} else if (s.equalsIgnoreCase("multiline") || s.equalsIgnoreCase("multilinestring") || s.equalsIgnoreCase("multicurve")) { |
626 |
this.geometryType = Geometry.TYPES.MULTICURVE;
|
627 |
} else if (s.equalsIgnoreCase("point")) { |
628 |
this.geometryType = Geometry.TYPES.POINT;
|
629 |
} else if (s.equalsIgnoreCase("multipoint")) { |
630 |
this.geometryType = Geometry.TYPES.MULTIPOINT;
|
631 |
} else if (s.equalsIgnoreCase("polygon") || s.equalsIgnoreCase("surface")) { |
632 |
this.geometryType = Geometry.TYPES.POLYGON;
|
633 |
} else if (s.equalsIgnoreCase("multipolygon") || s.equalsIgnoreCase("multisurface")) { |
634 |
this.geometryType = Geometry.TYPES.MULTISURFACE;
|
635 |
} |
636 |
this.size = 1; |
637 |
} else {
|
638 |
try {
|
639 |
this.size = Integer.parseInt(ss[2]); |
640 |
} catch (Exception ex) { |
641 |
logger.warn("Ignore incorrect field size for field " + value + " in CSV header of '" + getFullFileName() + "'.", ex); |
642 |
} |
643 |
} |
644 |
} |
645 |
this.name = ss[0].trim(); |
646 |
break;
|
647 |
case 2: |
648 |
if (!StringUtils.isBlank(ss[1])) { |
649 |
this.typename = ss[1].trim(); |
650 |
this.type = this.getType(this.typename); |
651 |
if (this.type == DataTypes.INVALID) { |
652 |
this.type = DataTypes.STRING;
|
653 |
logger.info("Type '" + typename + "' not valid for attribute '" + value + "' in CSV file '" + getFullFileName() + "'."); |
654 |
} |
655 |
} |
656 |
case 1: |
657 |
this.name = ss[0].trim(); |
658 |
break;
|
659 |
} |
660 |
|
661 |
if (this.type != DataTypes.STRING) { |
662 |
this.size = 0; |
663 |
} |
664 |
return true; |
665 |
} |
666 |
|
667 |
} |
668 |
|
669 |
private EditableFeatureType getFeatureType(String headers[], int automaticTypes[]) { |
670 |
EditableFeatureType fType = getStoreServices().createFeatureType(this.getName());
|
671 |
fType.setHasOID(true);
|
672 |
|
673 |
FieldTypeParser[] fieldTypes = new FieldTypeParser[headers.length]; |
674 |
//
|
675 |
// Calculamos cuales pueden ser los tipos de datos
|
676 |
//
|
677 |
for (int i = 0; i < fieldTypes.length; i++) { |
678 |
fieldTypes[i] = new FieldTypeParser();
|
679 |
} |
680 |
|
681 |
// Asuminos los tipos pasados por parametro, que se supone
|
682 |
// son los detectados automaticamente.
|
683 |
if (automaticTypes != null) { |
684 |
for (int i = 0; i < fieldTypes.length && i < automaticTypes.length; i++) { |
685 |
fieldTypes[i].type = automaticTypes[i]; |
686 |
} |
687 |
} |
688 |
// Luego probamos con lo que diga las cabezeras del CVS, sobreescribiendo
|
689 |
// los tipos anteriores en caso de definirse en la cabezara.
|
690 |
for (int i = 0; i < fieldTypes.length; i++) { |
691 |
if (!fieldTypes[i].parse(headers[i])) {
|
692 |
continue;
|
693 |
} |
694 |
|
695 |
} |
696 |
|
697 |
// Y por ultimo hacemos caso a lo que se haya especificado en los parametros
|
698 |
// de apertura del CSV, teniendo esto prioridad sobre todo.
|
699 |
String param_types_def = CSVStoreParameters.getRawFieldTypes(this.getParameters()); |
700 |
if (StringUtils.isNotBlank(param_types_def)) {
|
701 |
String sep = CSVStoreParameters.getDelimiter(param_types_def);
|
702 |
if (StringUtils.isNotBlank(sep)) {
|
703 |
String[] param_types = param_types_def.split(sep); |
704 |
FieldTypeParser parser = new FieldTypeParser();
|
705 |
for (String param_type : param_types) { |
706 |
parser.clear(); |
707 |
parser.parse(param_type); |
708 |
for (FieldTypeParser fieldType : fieldTypes) {
|
709 |
if (StringUtils.equalsIgnoreCase(fieldType.name, parser.name)) {
|
710 |
fieldType.copyFrom(parser); |
711 |
break;
|
712 |
} |
713 |
} |
714 |
} |
715 |
} |
716 |
} |
717 |
//
|
718 |
// Una vez ya sabemos los tipos de datos rellenamos el feature-type
|
719 |
//
|
720 |
for (int i = 0; i < fieldTypes.length; i++) { |
721 |
EditableFeatureAttributeDescriptor fad = fType.add( |
722 |
fieldTypes[i].name, |
723 |
fieldTypes[i].type |
724 |
); |
725 |
fad.setSize(fieldTypes[i].size); |
726 |
fad.setAllowNull(fieldTypes[i].allowNulls); |
727 |
if (fieldTypes[i].type == DataTypes.GEOMETRY) {
|
728 |
if (fType.getDefaultGeometryAttributeName() == null) { |
729 |
fType.setDefaultGeometryAttributeName(fieldTypes[i].name); |
730 |
} |
731 |
fad.setGeometryType(fieldTypes[i].geometryType); |
732 |
} |
733 |
} |
734 |
String[] pointDimensionNames = CSVStoreParameters.getPointDimensionNames(this.getParameters()); |
735 |
if (pointDimensionNames != null) { |
736 |
PointAttributeEmulator emulator = new PointAttributeEmulator(pointDimensionNames);
|
737 |
EditableFeatureAttributeDescriptor attr = fType.add( |
738 |
CSVStoreParameters.getPointColumnName(this.getParameters()),
|
739 |
DataTypes.GEOMETRY, emulator |
740 |
); |
741 |
GeometryManager geommgr = GeometryLocator.getGeometryManager(); |
742 |
GeometryType gt; |
743 |
try {
|
744 |
gt = geommgr.getGeometryType(Geometry.TYPES.GEOMETRY, Geometry.SUBTYPES.GEOM3D); |
745 |
attr.setGeometryType(gt); |
746 |
attr.setGeometryType(Geometry.TYPES.POINT); |
747 |
attr.setGeometrySubType(Geometry.SUBTYPES.GEOM3D); |
748 |
} catch (Exception e) { |
749 |
logger.warn("Can't set geometry type for the calculated field in CSV file '" + getFullFileName() + "'.", e); |
750 |
} |
751 |
} |
752 |
|
753 |
String geometry_column = CSVStoreParameters.getGeometryColumn(this.getParameters()); |
754 |
if( !StringUtils.isEmpty(geometry_column) ) {
|
755 |
EditableFeatureAttributeDescriptor attr = (EditableFeatureAttributeDescriptor) fType.get(geometry_column); |
756 |
if( attr!=null && attr.getType()!=DataTypes.GEOMETRY ) { |
757 |
attr.setDataType(DataTypes.GEOMETRY); |
758 |
GeometryManager geommgr = GeometryLocator.getGeometryManager(); |
759 |
GeometryType gt; |
760 |
try {
|
761 |
gt = geommgr.getGeometryType(Geometry.TYPES.GEOMETRY, Geometry.SUBTYPES.UNKNOWN); |
762 |
attr.setGeometryType(gt); |
763 |
} catch (Exception e) { |
764 |
logger.warn("Can't set geometry type for the calculated field in CSV file '" + getFullFileName() + "'.", e); |
765 |
} |
766 |
fType.setDefaultGeometryAttributeName(geometry_column); |
767 |
} |
768 |
} |
769 |
return fType;
|
770 |
} |
771 |
|
772 |
static class PointAttributeEmulator implements FeatureAttributeEmulator { |
773 |
|
774 |
private static final Logger logger = LoggerFactory.getLogger(ToPointEvaluaror.class); |
775 |
|
776 |
private static final int XNAME = 0; |
777 |
private static final int YNAME = 1; |
778 |
private static final int ZNAME = 2; |
779 |
|
780 |
private final GeometryManager geommgr; |
781 |
private final String[] fieldNames; |
782 |
private final Coercion toDouble; |
783 |
private final DataType dataType; |
784 |
private int errorcount = 0; |
785 |
|
786 |
public PointAttributeEmulator(String[] pointDimensionNames) { |
787 |
if (pointDimensionNames.length > 2) { |
788 |
this.fieldNames = new String[3]; |
789 |
this.fieldNames[ZNAME] = pointDimensionNames[2]; |
790 |
} else {
|
791 |
this.fieldNames = new String[2]; |
792 |
} |
793 |
this.fieldNames[XNAME] = pointDimensionNames[0]; |
794 |
this.fieldNames[YNAME] = pointDimensionNames[1]; |
795 |
this.geommgr = GeometryLocator.getGeometryManager();
|
796 |
DataTypesManager datatypeManager = ToolsLocator.getDataTypesManager(); |
797 |
|
798 |
this.toDouble = datatypeManager.getCoercion(DataTypes.DOUBLE);
|
799 |
this.dataType = datatypeManager.get(DataTypes.GEOMETRY);
|
800 |
} |
801 |
|
802 |
public Object get(Feature feature) { |
803 |
try {
|
804 |
Object valueX = feature.get(this.fieldNames[XNAME]); |
805 |
valueX = toDouble.coerce(valueX); |
806 |
if (valueX == null) { |
807 |
return null; |
808 |
} |
809 |
Object valueY = feature.get(this.fieldNames[YNAME]); |
810 |
valueY = toDouble.coerce(valueY); |
811 |
if (valueY == null) { |
812 |
return null; |
813 |
} |
814 |
Object valueZ = null; |
815 |
if (this.fieldNames.length > 2) { |
816 |
valueZ = toDouble.coerce(feature.get(this.fieldNames[ZNAME]));
|
817 |
if (valueZ == null) { |
818 |
return null; |
819 |
} |
820 |
} |
821 |
|
822 |
double x = ((Double) valueX).doubleValue(); |
823 |
double y = ((Double) valueY).doubleValue(); |
824 |
Point point = geommgr.createPoint(x, y, Geometry.SUBTYPES.GEOM3D);
|
825 |
if (this.fieldNames.length > 2) { |
826 |
double z = ((Double) valueZ).doubleValue(); |
827 |
point.setCoordinateAt(2, z);
|
828 |
} |
829 |
return point;
|
830 |
} catch (Exception ex) { |
831 |
if (++errorcount < 5) { |
832 |
logger.warn("[" + errorcount + "] Can't create point in CSV provider. XNAME='" |
833 |
+ this.fieldNames[XNAME] + "', YNAME='" + this.fieldNames[XNAME] + "' feature=" + feature.toString(), ex); |
834 |
} |
835 |
return null; |
836 |
} |
837 |
} |
838 |
|
839 |
public void set(EditableFeature feature, Object value) { |
840 |
if (value == null) { |
841 |
return;
|
842 |
} |
843 |
Point point = null; |
844 |
if (value instanceof MultiPoint) { |
845 |
point = (Point) ((MultiPoint) value).getPrimitiveAt(0); |
846 |
} else {
|
847 |
point = (Point) value;
|
848 |
} |
849 |
feature.set(this.fieldNames[XNAME], point.getX());
|
850 |
feature.set(this.fieldNames[YNAME], point.getY());
|
851 |
if (this.fieldNames.length > 2) { |
852 |
feature.set(this.fieldNames[ZNAME], point.getCoordinateAt(2)); |
853 |
} |
854 |
} |
855 |
|
856 |
public boolean allowSetting() { |
857 |
return true; |
858 |
} |
859 |
|
860 |
public String[] getRequiredFieldNames() { |
861 |
return this.fieldNames; |
862 |
} |
863 |
|
864 |
} |
865 |
|
866 |
static class ToPointEvaluaror extends AbstractEvaluator { |
867 |
|
868 |
private static final Logger logger = LoggerFactory.getLogger(ToPointEvaluaror.class); |
869 |
|
870 |
private GeometryManager geommgr = null; |
871 |
private String xname = null; |
872 |
private String yname = null; |
873 |
private String zname = null; |
874 |
private Coercion toDouble;
|
875 |
private int errorcount = 0; |
876 |
|
877 |
ToPointEvaluaror(String[] pointDimensionNames) { |
878 |
this.xname = pointDimensionNames[0]; |
879 |
this.yname = pointDimensionNames[1]; |
880 |
if (pointDimensionNames.length > 2) { |
881 |
this.zname = pointDimensionNames[2]; |
882 |
} |
883 |
this.geommgr = GeometryLocator.getGeometryManager();
|
884 |
this.toDouble = ToolsLocator.getDataTypesManager().getCoercion(DataTypes.DOUBLE);
|
885 |
} |
886 |
|
887 |
public Object evaluate(EvaluatorData data) throws EvaluatorException { |
888 |
try {
|
889 |
double x = ((Double) toDouble.coerce(data.getDataValue(xname))).doubleValue(); |
890 |
double y = ((Double) toDouble.coerce(data.getDataValue(yname))).doubleValue(); |
891 |
Point point = geommgr.createPoint(x, y, Geometry.SUBTYPES.GEOM3D);
|
892 |
if (zname != null) { |
893 |
double z = ((Double) toDouble.coerce(data.getDataValue(zname))).doubleValue(); |
894 |
point.setCoordinateAt(2, z);
|
895 |
} |
896 |
return point;
|
897 |
} catch (Exception ex) { |
898 |
if (++errorcount < 5) { |
899 |
logger.warn("[" + errorcount + "] Can't create point in CSV provider. XNAME='" |
900 |
+ xname + "', YNAME='" + yname + "', ZNAME='" + zname + "', data=" + data.toString()); |
901 |
} |
902 |
return null; |
903 |
} |
904 |
} |
905 |
|
906 |
public String getName() { |
907 |
return "ToPointEvaluaror"; |
908 |
} |
909 |
|
910 |
} |
911 |
|
912 |
private SimpleReader getSimpleReader(InputStreamReader in) { |
913 |
SimpleReader reader; |
914 |
if (CSVStoreParameters.getRawFieldsDefinition(getCSVParameters()) != null) { |
915 |
reader = new FixedLenReader(in, getCSVParameters());
|
916 |
} else {
|
917 |
reader = new CSVReader(in, getCSVParameters());
|
918 |
} |
919 |
return reader;
|
920 |
} |
921 |
|
922 |
private String getFixedHeader(int column) { |
923 |
char[] header = new char[3]; |
924 |
|
925 |
String s = String.format("%03d", column); |
926 |
header[0] = (char) (s.charAt(0) + 17); |
927 |
header[1] = (char) (s.charAt(1) + 17); |
928 |
header[2] = (char) (s.charAt(2) + 17); |
929 |
return String.valueOf(header); |
930 |
} |
931 |
|
932 |
private String[] getFixedHeaders(int count) { |
933 |
String[] headers = new String[count]; |
934 |
for (int i = 0; i < headers.length; i++) { |
935 |
headers[i] = getFixedHeader(i); |
936 |
} |
937 |
return headers;
|
938 |
} |
939 |
|
940 |
private InputStreamReader openFile(File f, String charsetName) throws FileNotFoundException { |
941 |
Charset charset = Charset.defaultCharset(); |
942 |
FileInputStream fis = new FileInputStream(f); |
943 |
if( !StringUtils.isEmpty(charsetName) ) {
|
944 |
if( Charset.isSupported(charsetName) ) { |
945 |
try {
|
946 |
charset = Charset.forName(charsetName);
|
947 |
} catch(Throwable th) { |
948 |
logger.warn("Can't use charset '"+charsetName+"' for read csv '"+this.getFullFileName()+"'.", th); |
949 |
} |
950 |
} else {
|
951 |
logger.warn("charset '"+charsetName+"' not supported for read csv '"+this.getFullFileName()+"'."); |
952 |
} |
953 |
} |
954 |
InputStreamReader isr = new InputStreamReader(fis, charset); |
955 |
return isr;
|
956 |
} |
957 |
|
958 |
private void loadFeatures() { |
959 |
InputStreamReader in = null; |
960 |
SimpleReader reader = null;
|
961 |
try {
|
962 |
String headers[] = null; |
963 |
FeatureStoreProviderServices store = this.getStoreServices();
|
964 |
|
965 |
boolean ignore_errors = CSVStoreParameters.getIgnoreErrors(getCSVParameters());
|
966 |
|
967 |
in = openFile( |
968 |
this.getCSVParameters().getFile(),
|
969 |
CSVStoreParameters.getCharset(this.getCSVParameters())
|
970 |
); |
971 |
|
972 |
reader = getSimpleReader(in); |
973 |
|
974 |
headers = CSVStoreParameters.getHeaders(getCSVParameters()); |
975 |
if (headers == null) { |
976 |
if (CSVStoreParameters.isFirstLineHeader(getCSVParameters())) {
|
977 |
headers = reader.getHeader(); |
978 |
if (headers == null) { |
979 |
if (CSVStoreParameters.getIgnoreErrors(getCSVParameters())) {
|
980 |
headers = getFixedHeaders(reader.getColumnsCount()); |
981 |
} else {
|
982 |
String msg = "Can't retrieve header from csv file '" |
983 |
+ this.getCSVParameters().getFile()
|
984 |
.getAbsolutePath() |
985 |
+ "' and not specified in the parameters.";
|
986 |
logger.warn(msg); |
987 |
throw new RuntimeException(msg); |
988 |
} |
989 |
} |
990 |
} else {
|
991 |
headers = getFixedHeaders(reader.getColumnsCount()); |
992 |
} |
993 |
} else {
|
994 |
if (CSVStoreParameters.isFirstLineHeader(getCSVParameters())) {
|
995 |
reader.getHeader(); // Skip and ignore the header of file
|
996 |
} |
997 |
} |
998 |
|
999 |
int[] detectedTypes = automaticDetectionOfTypes(headers); |
1000 |
if( detectedTypes!=null && detectedTypes.length>headers.length ) { |
1001 |
// Se han detectado mas columnas que las que hay en la cabezera,
|
1002 |
// a?adimos mas columnas a la cabezera.
|
1003 |
String[] headers2 = new String[detectedTypes.length]; |
1004 |
for( int i=0; i<headers2.length; i++ ) { |
1005 |
if( i<headers.length ) {
|
1006 |
headers2[i] = headers[i]; |
1007 |
} else {
|
1008 |
headers2[i] = getFixedHeader(i); |
1009 |
} |
1010 |
} |
1011 |
headers = headers2; |
1012 |
} |
1013 |
// Initialize the feature types
|
1014 |
EditableFeatureType edftype = this.getFeatureType(headers, detectedTypes);
|
1015 |
FeatureType ftype = edftype.getNotEditableCopy(); |
1016 |
List<FeatureType> ftypes = new ArrayList<>(); |
1017 |
ftypes.add(ftype); |
1018 |
store.setFeatureTypes(ftypes, ftype); |
1019 |
|
1020 |
Coercion coercion[] = new Coercion[ftype.size()]; |
1021 |
int sizes[] = new int[ftype.size()]; |
1022 |
for (int i = 0; i < ftype.size(); i++) { |
1023 |
sizes[i] = -1;
|
1024 |
FeatureAttributeDescriptor ad = ftype.getAttributeDescriptor(i); |
1025 |
coercion[i] = ad.getDataType().getCoercion(); |
1026 |
if (ad.getDataType().getType() == DataTypes.STRING) {
|
1027 |
if (ad.getSize() == 0) { |
1028 |
// Es un string y no tiene un size asignado.
|
1029 |
// Lo ponemos a cero para calcularlo.
|
1030 |
sizes[i] = 0;
|
1031 |
} |
1032 |
} |
1033 |
} |
1034 |
if (ftype.getDefaultGeometryAttributeName() != null) { |
1035 |
this.need_calculate_envelope = true; |
1036 |
} |
1037 |
|
1038 |
Locale locale = CSVStoreParameters.getLocale(getCSVParameters());
|
1039 |
taskStatus.message("_loading");
|
1040 |
int count = 0; |
1041 |
|
1042 |
int count_errors = 0; |
1043 |
|
1044 |
List<String> row = reader.read(); |
1045 |
|
1046 |
int skipLines = CSVStoreParameters.getSkipLines(getCSVParameters());
|
1047 |
if (skipLines > 0) { |
1048 |
row = reader.skip(skipLines); |
1049 |
} |
1050 |
int limit = CSVStoreParameters.getLimit(getCSVParameters());
|
1051 |
while (row != null) { |
1052 |
taskStatus.setCurValue(++count); |
1053 |
FeatureProvider feature = this.createFeatureProvider(ftype);
|
1054 |
for (int i = 0; i < row.size(); i++) { |
1055 |
Object rawvalue = row.get(i);
|
1056 |
try {
|
1057 |
Object value = null; |
1058 |
if (locale != null && coercion[i] instanceof CoercionWithLocale) { |
1059 |
value = ((CoercionWithLocale) (coercion[i])).coerce(rawvalue, locale); |
1060 |
} else {
|
1061 |
value = coercion[i].coerce(rawvalue); |
1062 |
} |
1063 |
feature.set(i, value); |
1064 |
if (sizes[i] >= 0 && value instanceof String ) { |
1065 |
int x = ((String) value).length(); |
1066 |
if (sizes[i] < x) {
|
1067 |
sizes[i] = x; |
1068 |
} |
1069 |
} |
1070 |
} catch (Exception ex) { |
1071 |
if (!ignore_errors) {
|
1072 |
throw ex;
|
1073 |
} |
1074 |
if (count_errors++ < 10) { |
1075 |
logger.warn("Can't load value of attribute " + i + " in row " + count + ".", ex); |
1076 |
} |
1077 |
if (count_errors == 10) { |
1078 |
logger.info("Too many errors, suppress messages.");
|
1079 |
} |
1080 |
} |
1081 |
} |
1082 |
this.addFeatureProvider(feature);
|
1083 |
if( limit>0 ) { |
1084 |
if( limit < this.data.size() ) { |
1085 |
break;
|
1086 |
} |
1087 |
} |
1088 |
row = reader.read(); |
1089 |
} |
1090 |
for (int i = 0; i < ftype.size(); i++) { |
1091 |
if (sizes[i] > 0) { |
1092 |
EditableFeatureAttributeDescriptor efad = ((EditableFeatureAttributeDescriptor) edftype.getAttributeDescriptor(i)); |
1093 |
efad.setSize(sizes[i]); |
1094 |
} |
1095 |
} |
1096 |
// Volvemos a asignar al store el featuretype, ya que puede
|
1097 |
// haber cambiado.
|
1098 |
ftype = edftype.getNotEditableCopy(); |
1099 |
ftypes = new ArrayList<>(); |
1100 |
ftypes.add(ftype); |
1101 |
store.setFeatureTypes(ftypes, ftype); |
1102 |
|
1103 |
taskStatus.terminate(); |
1104 |
} catch (Exception ex) { |
1105 |
int lineno = 0; |
1106 |
if (reader != null) { |
1107 |
lineno = reader.getLine(); |
1108 |
} |
1109 |
throw new RuntimeException("Problems reading file '" + getFullFileName() + "' near line " + lineno + ".", ex); |
1110 |
|
1111 |
} finally {
|
1112 |
if (reader != null) { |
1113 |
try {
|
1114 |
reader.close(); |
1115 |
} catch (Exception ex) { |
1116 |
// Do nothing
|
1117 |
} |
1118 |
reader = null;
|
1119 |
} |
1120 |
if (in != null) { |
1121 |
try {
|
1122 |
in.close(); |
1123 |
} catch (Exception ex) { |
1124 |
// Do nothing
|
1125 |
} |
1126 |
in = null;
|
1127 |
} |
1128 |
} |
1129 |
} |
1130 |
|
1131 |
private static class PossibleDataType { |
1132 |
|
1133 |
public boolean possibleInt = true; |
1134 |
public boolean possibleFloat = true; |
1135 |
public boolean possibleDouble = true; |
1136 |
public boolean possibleLong = true; |
1137 |
public boolean possibleURL = true; |
1138 |
public boolean possibleDate = true; |
1139 |
public boolean possibleGeometry = true; |
1140 |
} |
1141 |
|
1142 |
private int[] automaticDetectionOfTypes(String[] headers) throws IOException { |
1143 |
boolean automatic_types_detection = CSVStoreParameters.getAutomaticTypesDetection(getCSVParameters());
|
1144 |
if (!automatic_types_detection) {
|
1145 |
return null; |
1146 |
} |
1147 |
List<PossibleDataType> possibleDataTypes;
|
1148 |
Locale locale;
|
1149 |
int[] types = null; |
1150 |
|
1151 |
FileReader in = null; |
1152 |
SimpleReader reader = null;
|
1153 |
|
1154 |
try {
|
1155 |
in = new FileReader(this.getCSVParameters().getFile()); |
1156 |
reader = getSimpleReader(in); |
1157 |
if (CSVStoreParameters.isFirstLineHeader(getCSVParameters())) {
|
1158 |
reader.read(); |
1159 |
} |
1160 |
possibleDataTypes = new ArrayList<>(headers.length); |
1161 |
for (String header : headers) { |
1162 |
possibleDataTypes.add(new PossibleDataType());
|
1163 |
} |
1164 |
locale = CSVStoreParameters.getLocale(getCSVParameters()); |
1165 |
if (locale == null) { |
1166 |
locale = Locale.getDefault();
|
1167 |
} |
1168 |
DataTypesManager typeManager = ToolsLocator.getDataTypesManager(); |
1169 |
CoercionWithLocale toDouble = (CoercionWithLocale) typeManager.getCoercion(DataTypes.DOUBLE); |
1170 |
CoercionWithLocale toFloat = (CoercionWithLocale) typeManager.getCoercion(DataTypes.FLOAT); |
1171 |
CoercionWithLocale toDate = (CoercionWithLocale) typeManager.getCoercion(DataTypes.DATE); |
1172 |
CoercionWithLocale toInt = (CoercionWithLocale) typeManager.getCoercion(DataTypes.INT); |
1173 |
CoercionWithLocale toLong = (CoercionWithLocale) typeManager.getCoercion(DataTypes.LONG); |
1174 |
Coercion toGeom = typeManager.getCoercion(DataTypes.GEOMETRY); |
1175 |
|
1176 |
List<String> row = reader.read(); |
1177 |
|
1178 |
while (row != null) { |
1179 |
for (int i = 0; i < row.size(); i++) { |
1180 |
while( possibleDataTypes.size()<row.size() ) {
|
1181 |
possibleDataTypes.add(new PossibleDataType());
|
1182 |
} |
1183 |
String rawvalue = row.get(i);
|
1184 |
PossibleDataType possibleDataType = possibleDataTypes.get(i); |
1185 |
if (possibleDataType.possibleDouble) {
|
1186 |
try {
|
1187 |
toDouble.coerce(rawvalue, locale); |
1188 |
possibleDataType.possibleDouble = true;
|
1189 |
} catch (Exception ex) { |
1190 |
possibleDataType.possibleDouble = false;
|
1191 |
} |
1192 |
} |
1193 |
if (possibleDataType.possibleFloat) {
|
1194 |
try {
|
1195 |
toFloat.coerce(rawvalue, locale); |
1196 |
possibleDataType.possibleFloat = true;
|
1197 |
} catch (Exception ex) { |
1198 |
possibleDataType.possibleFloat = false;
|
1199 |
} |
1200 |
} |
1201 |
if (possibleDataType.possibleLong) {
|
1202 |
possibleDataType.possibleLong = isValidLong(rawvalue); |
1203 |
} |
1204 |
if (possibleDataType.possibleInt) {
|
1205 |
possibleDataType.possibleInt = isValidInteger(rawvalue); |
1206 |
} |
1207 |
if (possibleDataType.possibleDate) {
|
1208 |
try {
|
1209 |
toDate.coerce(rawvalue, locale); |
1210 |
possibleDataType.possibleDate = true;
|
1211 |
} catch (Exception ex) { |
1212 |
possibleDataType.possibleDate = false;
|
1213 |
} |
1214 |
} |
1215 |
if (possibleDataType.possibleURL) {
|
1216 |
try {
|
1217 |
new URL((String) rawvalue); |
1218 |
possibleDataType.possibleURL = true;
|
1219 |
} catch (Exception ex) { |
1220 |
possibleDataType.possibleURL = false;
|
1221 |
} |
1222 |
} |
1223 |
if (possibleDataType.possibleGeometry) {
|
1224 |
try {
|
1225 |
toGeom.coerce((String) rawvalue);
|
1226 |
possibleDataType.possibleGeometry = true;
|
1227 |
} catch (Exception ex) { |
1228 |
possibleDataType.possibleGeometry = false;
|
1229 |
} |
1230 |
} |
1231 |
} |
1232 |
row = reader.read(); |
1233 |
} |
1234 |
int n = 0; |
1235 |
types = new int[possibleDataTypes.size()]; |
1236 |
for (PossibleDataType possibleDataType : possibleDataTypes) {
|
1237 |
if (possibleDataType.possibleInt) {
|
1238 |
types[n++] = DataTypes.INT; |
1239 |
continue;
|
1240 |
} |
1241 |
if (possibleDataType.possibleLong) {
|
1242 |
types[n++] = DataTypes.LONG; |
1243 |
continue;
|
1244 |
} |
1245 |
if (possibleDataType.possibleFloat) {
|
1246 |
// Forzamos los float a double para evitar perder precision
|
1247 |
types[n++] = DataTypes.DOUBLE; |
1248 |
continue;
|
1249 |
} |
1250 |
if (possibleDataType.possibleDouble) {
|
1251 |
types[n++] = DataTypes.DOUBLE; |
1252 |
continue;
|
1253 |
} |
1254 |
if (possibleDataType.possibleURL) {
|
1255 |
types[n++] = DataTypes.URL; |
1256 |
continue;
|
1257 |
} |
1258 |
if (possibleDataType.possibleDate) {
|
1259 |
types[n++] = DataTypes.DATE; |
1260 |
continue;
|
1261 |
} |
1262 |
if (possibleDataType.possibleGeometry) {
|
1263 |
types[n++] = DataTypes.GEOMETRY; |
1264 |
continue;
|
1265 |
} |
1266 |
types[n++] = DataTypes.STRING; |
1267 |
} |
1268 |
} catch (Exception ex) { |
1269 |
int lineno = 0; |
1270 |
if (reader != null) { |
1271 |
lineno = reader.getLine(); |
1272 |
} |
1273 |
throw new RuntimeException("Problems reading file '" + getFullFileName() + "' near line " + lineno + ".", ex); |
1274 |
|
1275 |
} finally {
|
1276 |
IOUtils.closeQuietly(reader); |
1277 |
IOUtils.closeQuietly(in); |
1278 |
} |
1279 |
return types;
|
1280 |
} |
1281 |
|
1282 |
private boolean isValidLong(String s) { |
1283 |
if (s == null) { |
1284 |
return true; |
1285 |
} |
1286 |
s = s.trim().toLowerCase(); |
1287 |
if (s.isEmpty()) {
|
1288 |
return true; |
1289 |
} |
1290 |
try {
|
1291 |
if (s.startsWith("0x")) { |
1292 |
Long.valueOf(s.substring(2), 16); |
1293 |
} else {
|
1294 |
Long.valueOf(s);
|
1295 |
} |
1296 |
return true; |
1297 |
} catch (Exception ex) { |
1298 |
return false; |
1299 |
} |
1300 |
} |
1301 |
|
1302 |
private boolean isValidInteger(String s) { |
1303 |
if (s == null) { |
1304 |
return true; |
1305 |
} |
1306 |
s = s.trim().toLowerCase(); |
1307 |
if (s.isEmpty()) {
|
1308 |
return true; |
1309 |
} |
1310 |
try {
|
1311 |
if (s.startsWith("0x")) { |
1312 |
Integer.valueOf(s.substring(2), 16); |
1313 |
} else {
|
1314 |
Integer.valueOf(s);
|
1315 |
} |
1316 |
return true; |
1317 |
} catch (Exception ex) { |
1318 |
return false; |
1319 |
} |
1320 |
} |
1321 |
|
1322 |
} |