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 @ 46080
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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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import java.io.Closeable; |
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import java.io.File; |
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import java.io.IOException; |
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import java.io.InputStreamReader; |
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import java.net.URI; |
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import java.net.URL; |
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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 org.apache.commons.io.FileUtils; |
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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.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.FeatureQuery; |
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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.CreateFeatureException; |
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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.FeatureReferenceProviderServices; |
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import org.gvsig.fmap.dal.feature.spi.FeatureSetProvider; |
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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.AbstractSimpleReader; |
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import org.gvsig.fmap.dal.store.csv.simplereaders.CSVReaderSuperCSV; |
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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.primitive.Envelope; |
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import org.gvsig.fmap.geom.primitive.Point; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.dataTypes.Coercion; |
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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.prefs.CsvPreference; |
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import org.gvsig.tools.dataTypes.CoercionContext; |
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import org.gvsig.tools.i18n.I18nManager; |
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import org.gvsig.tools.util.GetItemWithSize64; |
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@SuppressWarnings("UseSpecificCatch") |
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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 = DataStore.CSV_PROVIDER_NAME; |
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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 final 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 final SimpleTaskStatus taskStatus; |
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private final CSVFeatureWriter writer; |
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private FeatureType featureType;
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private GetItemWithSize64<List<String>> virtualrows; |
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private RowToFeatureTranslator rowToFeatureTranslator;
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@SuppressWarnings({"OverridableMethodCallInConstructor", "LeakingThisInConstructor"}) |
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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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this.writer = new CSVFeatureWriter(); |
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TaskStatusManager manager = ToolsLocator.getTaskStatusManager(); |
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this.taskStatus = manager.createDefaultSimpleTaskStatus("CSV"); |
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this.taskStatus.setAutoremove(true); |
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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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@Override
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public String getProviderName() { |
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return NAME;
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} |
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@Override
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public boolean allowWrite() { |
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return true; |
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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;
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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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@Override
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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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@Override
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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 (Exception e) { |
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throw new ReadException(this.getProviderName(), e); |
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} |
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} |
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@Override
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@SuppressWarnings("Convert2Lambda") |
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public void performChanges(Iterator deleteds, Iterator inserteds, Iterator updateds, Iterator originalFeatureTypesUpdated) throws PerformEditingException { |
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try {
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I18nManager i18n = ToolsLocator.getI18nManager(); |
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this.taskStatus.add();
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taskStatus.message(i18n.getTranslation("_Preparing_writing"));
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this.getResource().closeRequest();
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getResource().execute(new ResourceAction() {
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@Override
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public Object run() throws Exception { |
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FeatureSet features = null;
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DisposableIterator it = null;
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try {
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File file = (File) resource.get(); |
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features = getStoreServices().getFeatureStore().getFeatureSet(); |
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taskStatus.message(i18n.getTranslation("_Writing_records"));
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if (virtualrows == null) { |
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List<FeatureProvider> newdata = new ArrayList<>(); |
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FeatureType ftype = getStoreServices().getDefaultFeatureType(); |
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writer.initialize(getCSVParameters(), file, ftype, getCSVPreferences()); |
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writer.begin(); |
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it = features.fastIterator(); |
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taskStatus.setRangeOfValues(0, features.getSize());
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taskStatus.setCurValue(0);
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while (it.hasNext()) {
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taskStatus.incrementCurrentValue(); |
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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(); |
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} |
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resource.notifyChanges(); |
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writer.end(); |
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} else {
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CSVStoreParameters csvParams = getCSVParameters(); |
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CSVStoreParameters tmpParams = (CSVStoreParameters) csvParams.getCopy(); |
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String tmpBase = File.createTempFile("tmp_" + System.currentTimeMillis(), null).getAbsolutePath(); |
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File tmpFile = new File(tmpBase + ".csv"); |
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tmpParams.setFile(tmpFile); |
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FeatureType ftype = getStoreServices().getDefaultFeatureType(); |
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writer.initialize(tmpParams, tmpFile, ftype, getCSVPreferences()); |
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writer.begin(); |
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it = features.fastIterator(); |
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taskStatus.setIndeterminate(); |
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taskStatus.setCurValue(0);
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while (it.hasNext()) {
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taskStatus.incrementCurrentValue(); |
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if( taskStatus.isCancellationRequested() ) {
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taskStatus.cancel(); |
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LOGGER.info("CSV writing canceled ("+getFullFileName()+")"); |
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break;
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} |
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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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} |
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if (writer.getEnvelope() != null) { |
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envelope = writer.getEnvelope().getGeometry().getEnvelope(); |
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} |
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resource.notifyChanges(); |
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writer.end(); |
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if( !taskStatus.isCancelled() ) {
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if (!csvParams.getFile().delete()) {
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LOGGER.debug("Can't delete csv file '" + csvParams.getFile() + "'."); |
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throw new IOException("Can't delete csv '" |
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+ FilenameUtils.getBaseName(csvParams.getFile().getAbsolutePath()) |
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+ "' file to replace with the new csv.\nThe new csv is in temporary file '" + tmpFile.getAbsolutePath()
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+ "'");
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} |
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File csvFile = csvParams.getFile();
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FileUtils.moveFile(tmpParams.getFile(), csvFile); |
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FileUtils.delete(new File(FilenameUtils.removeExtension(csvFile.getAbsolutePath())+".idx")); |
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loadFeatures(); |
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} |
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} |
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} finally {
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if (it != null) { |
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it.dispose(); |
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} |
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if (features != null) { |
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features.dispose(); |
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} |
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} |
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return null; |
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} |
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}); |
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this.taskStatus.terminate();
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} catch (Exception e) { |
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this.taskStatus.abort();
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throw new PerformEditingException(getResource().toString(), e); |
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} |
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} |
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private CsvPreference getCSVPreferences() {
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CSVReaderSuperCSV reader = new CSVReaderSuperCSV(getCSVParameters());
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return reader.getCSVPreferences();
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} |
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@Override
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public boolean closeResourceRequested(ResourceProvider resource) { |
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return true; |
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} |
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|
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@Override
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public int getOIDType() { |
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return DataTypes.LONG;
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} |
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@Override
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public boolean supportsAppendMode() { |
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return true; |
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} |
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|
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@Override
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@SuppressWarnings("Convert2Lambda") |
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public void append(final FeatureProvider featureProvider) { |
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//todo
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getResource().execute(new ResourceAction() {
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@Override
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public Object run() throws Exception { |
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//writer.append(getStoreServices().createFeature(featureProvider));
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writer.add(featureProvider); |
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return null; |
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} |
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}); |
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} |
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@Override
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@SuppressWarnings("Convert2Lambda") |
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public void beginAppend() throws DataException { |
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this.close();
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getResource().execute(new ResourceAction() {
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@Override
|
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public Object run() throws Exception { |
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writer.initialize( |
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getCSVParameters(), |
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getCSVParameters().getFile(), |
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getFeatureStore().getDefaultFeatureType(), |
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getCSVPreferences() |
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); |
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writer.beginAppend(); |
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return null; |
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} |
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}); |
376 |
|
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} |
378 |
|
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@Override
|
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@SuppressWarnings("Convert2Lambda") |
381 |
public void endAppend() { |
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try {
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getResource().execute(new ResourceAction() {
|
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@Override
|
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public Object run() throws Exception { |
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writer.end(); |
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resource.notifyChanges(); //resourcesNotifyChanges();
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counterNewsOIDs = -1;
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return null; |
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} |
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}); |
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writer.end(); |
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} catch (PerformEditingException ex) {
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LOGGER.warn("Not been able to end append '" + this.getFullName() + "'.", ex); |
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} |
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} |
397 |
|
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public void saveToState(PersistentState state) throws PersistenceException { |
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throw new NotYetImplemented(); |
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} |
401 |
|
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public void loadFromState(PersistentState state) throws PersistenceException { |
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throw new NotYetImplemented(); |
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} |
405 |
|
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@Override
|
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public Object createNewOID() { |
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return counterNewsOIDs++;
|
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} |
410 |
|
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protected void initializeFeatureTypes() throws InitializeException { |
412 |
try {
|
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this.open();
|
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} catch (OpenException e) {
|
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throw new InitializeException(this.getProviderName(), e); |
416 |
} |
417 |
} |
418 |
|
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@Override
|
420 |
@SuppressWarnings("Convert2Lambda") |
421 |
public Envelope getEnvelope() throws DataException { |
422 |
this.open();
|
423 |
if (this.envelope != null) { |
424 |
return this.envelope; |
425 |
} |
426 |
if (!this.need_calculate_envelope) { |
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return null; |
428 |
} |
429 |
try {
|
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I18nManager i18n = ToolsLocator.getI18nManager(); |
431 |
this.taskStatus.add();
|
432 |
this.taskStatus.message(i18n.getTranslation("_Calculating_envelope")); |
433 |
FeatureStore fs = this.getFeatureStore();
|
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FeatureType ft = fs.getDefaultFeatureType(); |
435 |
FeatureAttributeDescriptor fad = ft.getAttributeDescriptor(ft.getDefaultGeometryAttributeIndex()); |
436 |
this.taskStatus.setRangeOfValues(0, fs.getFeatureCount()); |
437 |
this.envelope = GeometryLocator.getGeometryManager().createEnvelope(fad.getGeomType().getSubType());
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fs.accept(new Visitor() {
|
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@Override
|
440 |
public void visit(Object obj) throws VisitCanceledException, BaseException { |
441 |
taskStatus.incrementCurrentValue(); |
442 |
if(taskStatus.isCancellationRequested()){
|
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taskStatus.cancel(); |
444 |
throw new VisitCanceledException(); |
445 |
} |
446 |
Feature f = (Feature) obj; |
447 |
Geometry geom = f.getDefaultGeometry(); |
448 |
if (geom != null) { |
449 |
envelope.add(geom.getEnvelope()); |
450 |
} |
451 |
} |
452 |
}); |
453 |
taskStatus.terminate(); |
454 |
} catch (VisitCanceledException e) {
|
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return null; |
456 |
} catch (BaseException e) {
|
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taskStatus.abort(); |
458 |
LOGGER.warn("Can't calculate the envelope of CSV file '" + this.getFullName() + "'.", e); |
459 |
return null; |
460 |
} |
461 |
|
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this.need_calculate_envelope = false; |
463 |
return this.envelope; |
464 |
} |
465 |
|
466 |
@Override
|
467 |
public Object getDynValue(String name) throws DynFieldNotFoundException { |
468 |
if (DataStore.METADATA_ENVELOPE.equalsIgnoreCase(name)) {
|
469 |
try {
|
470 |
return this.getEnvelope(); |
471 |
} catch (DataException e) {
|
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return null; |
473 |
} |
474 |
} else {
|
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if (DataStore.METADATA_CRS.equalsIgnoreCase(name)) {
|
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IProjection pro = CSVStoreParameters.getCRS(this.getCSVParameters());
|
477 |
if (pro != null) { |
478 |
return pro;
|
479 |
} |
480 |
} |
481 |
} |
482 |
return super.getDynValue(name); |
483 |
} |
484 |
|
485 |
@Override
|
486 |
public void resourceChanged(ResourceProvider resource) { |
487 |
this.getStoreServices().notifyChange(
|
488 |
DataStoreNotification.RESOURCE_CHANGED, |
489 |
resource); |
490 |
} |
491 |
|
492 |
@Override
|
493 |
public Object getSourceId() { |
494 |
return this.getCSVParameters().getFile(); |
495 |
} |
496 |
|
497 |
@Override
|
498 |
public String getName() { |
499 |
String name = this.getCSVParameters().getFile().getName(); |
500 |
return FilenameUtils.getBaseName(name);
|
501 |
} |
502 |
|
503 |
@Override
|
504 |
public String getFullName() { |
505 |
return this.getCSVParameters().getFile().getAbsolutePath(); |
506 |
} |
507 |
|
508 |
@Override
|
509 |
public ResourceProvider getResource() {
|
510 |
return resource;
|
511 |
} |
512 |
|
513 |
private boolean isEmpty(String s) { |
514 |
if (s == null) { |
515 |
return true; |
516 |
} |
517 |
return s.trim().length() == 0; |
518 |
} |
519 |
|
520 |
private void init(CSVStoreParameters parameters, DataStoreProviderServices storeServices) { |
521 |
throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates. |
522 |
} |
523 |
|
524 |
static class ToPointEvaluaror extends AbstractEvaluator { |
525 |
|
526 |
private static final Logger logger = LoggerFactory.getLogger(ToPointEvaluaror.class); |
527 |
|
528 |
private GeometryManager geommgr = null; |
529 |
private String xname = null; |
530 |
private String yname = null; |
531 |
private String zname = null; |
532 |
private final Coercion toDouble; |
533 |
private int errorcount = 0; |
534 |
|
535 |
ToPointEvaluaror(String[] pointDimensionNames) { |
536 |
this.xname = pointDimensionNames[0]; |
537 |
this.yname = pointDimensionNames[1]; |
538 |
if (pointDimensionNames.length > 2) { |
539 |
this.zname = pointDimensionNames[2]; |
540 |
} |
541 |
this.geommgr = GeometryLocator.getGeometryManager();
|
542 |
this.toDouble = ToolsLocator.getDataTypesManager().getCoercion(DataTypes.DOUBLE);
|
543 |
} |
544 |
|
545 |
@Override
|
546 |
public Object evaluate(EvaluatorData data) throws EvaluatorException { |
547 |
try {
|
548 |
double x = ((Double) toDouble.coerce(data.getDataValue(xname))); |
549 |
double y = ((Double) toDouble.coerce(data.getDataValue(yname))); |
550 |
Point point = geommgr.createPoint(x, y, Geometry.SUBTYPES.GEOM3D);
|
551 |
if (zname != null) { |
552 |
double z = ((Double) toDouble.coerce(data.getDataValue(zname))); |
553 |
point.setCoordinateAt(2, z);
|
554 |
} |
555 |
return point;
|
556 |
} catch (Exception ex) { |
557 |
if (++errorcount < 5) { |
558 |
logger.warn("[" + errorcount + "] Can't create point in CSV provider. XNAME='" |
559 |
+ xname + "', YNAME='" + yname + "', ZNAME='" + zname + "', data=" + data.toString()); |
560 |
} |
561 |
return null; |
562 |
} |
563 |
} |
564 |
|
565 |
@Override
|
566 |
public String getName() { |
567 |
return "ToPointEvaluaror"; |
568 |
} |
569 |
|
570 |
} |
571 |
|
572 |
public static class RowToFeatureTranslator { |
573 |
|
574 |
private Coercion coercion[]; |
575 |
private CoercionContext coercionContext[]; |
576 |
private int sizes[]; |
577 |
private String[] names; |
578 |
private final boolean ignore_errors; |
579 |
private long count_errors; |
580 |
private FeatureType csvFeatureType;
|
581 |
|
582 |
public RowToFeatureTranslator(boolean ignore_errors) { |
583 |
this.ignore_errors = ignore_errors;
|
584 |
this.count_errors = 0; |
585 |
} |
586 |
|
587 |
public int getColumnSize(int column) { |
588 |
return this.sizes[column]; |
589 |
} |
590 |
|
591 |
public void initialize(FeatureType ftype) { |
592 |
this.csvFeatureType = ftype;
|
593 |
int columns = this.csvFeatureType.size(); |
594 |
this.names = new String[columns]; |
595 |
this.coercion = new Coercion[columns]; |
596 |
this.coercionContext = new CoercionContext[columns]; |
597 |
this.sizes = new int[columns]; |
598 |
int index = 0; |
599 |
for (int i = 0; i < this.csvFeatureType.size(); i++) { |
600 |
FeatureAttributeDescriptor ad = this.csvFeatureType.getAttributeDescriptor(i);
|
601 |
names[i] = null;
|
602 |
if( ad.isComputed() ) {
|
603 |
continue;
|
604 |
} |
605 |
names[index] = ad.getName(); |
606 |
coercion[index] = ad.getCoercion(); |
607 |
coercionContext[index] = ad.getCoercionContext(); |
608 |
sizes[index] = ad.getSize(); |
609 |
index++; |
610 |
} |
611 |
} |
612 |
|
613 |
public void translate(long rowindex, List<String> row, FeatureProvider feature) throws Exception { |
614 |
|
615 |
feature.setOID(rowindex); |
616 |
for (int i = 0; i < names.length; i++) { |
617 |
String name = names[i];
|
618 |
if( name == null ) { |
619 |
break;
|
620 |
} |
621 |
Object rawvalue = row.get(i);
|
622 |
try {
|
623 |
Object value = null; |
624 |
if (coercion[i] != null) { |
625 |
value = coercion[i].coerce(rawvalue, coercionContext[i]); |
626 |
} |
627 |
int findex = feature.getType().getIndex(name);
|
628 |
if( findex>=0 ) { |
629 |
// Ojo que puede que se este filtrando el featuretype y no
|
630 |
// tenga todos los atributos, por ejemplo al pintar la vista.
|
631 |
feature.set(findex, value); |
632 |
} |
633 |
if (sizes[i] >= 0 |
634 |
&& (value instanceof String || value instanceof URL |
635 |
|| value instanceof URI || value instanceof File)) { |
636 |
int x = value.toString().length();
|
637 |
if (sizes[i] < x) {
|
638 |
sizes[i] = x; |
639 |
} |
640 |
} |
641 |
} catch (Exception ex) { |
642 |
if (!ignore_errors) {
|
643 |
throw ex;
|
644 |
} |
645 |
if (count_errors++ < 10) { |
646 |
LOGGER.warn("Can't load value of attribute " + name +"/" +i+" in row " + rowindex + ".", ex); |
647 |
} |
648 |
if (count_errors == 10) { |
649 |
LOGGER.info("Too many errors, suppress messages.");
|
650 |
} |
651 |
} |
652 |
} |
653 |
} |
654 |
} |
655 |
|
656 |
private void loadFeatures() { |
657 |
InputStreamReader in = null; |
658 |
SimpleReader reader = null;
|
659 |
try {
|
660 |
taskStatus.setTitle("CSV "+this.getName()); |
661 |
taskStatus.add(); |
662 |
// boolean ignore_errors = CSVStoreParameters.getIgnoreErrors(getCSVParameters());
|
663 |
|
664 |
// Initialize the feature types
|
665 |
EditableFeatureType edftype = getStoreServices().createFeatureType(this.getName());
|
666 |
CSVUtils.loadFeatureType(getCSVParameters(), edftype, true, taskStatus);
|
667 |
FeatureType ftype = edftype.getNotEditableCopy(); |
668 |
this.setFeatureType(ftype);
|
669 |
|
670 |
in = CSVUtils.openFile( |
671 |
this.getCSVParameters().getFile(),
|
672 |
CSVStoreParameters.getCharset(this.getCSVParameters())
|
673 |
); |
674 |
reader = CSVUtils.getSimpleReader(getCSVParameters(), in); |
675 |
if (CSVStoreParameters.isFirstLineHeader(getCSVParameters())) {
|
676 |
reader.getHeader(); // Skip and ignore the header of file
|
677 |
} |
678 |
this.rowToFeatureTranslator = new RowToFeatureTranslator( |
679 |
CSVStoreParameters.getIgnoreErrors(getCSVParameters()) |
680 |
); |
681 |
this.rowToFeatureTranslator.initialize(ftype);
|
682 |
if (ftype.getDefaultGeometryAttributeName() != null) { |
683 |
this.need_calculate_envelope = true; |
684 |
} |
685 |
I18nManager i18n = ToolsLocator.getI18nManager(); |
686 |
taskStatus.message(i18n.getTranslation("_Loading"));
|
687 |
|
688 |
if(this.virtualrows != null && this.virtualrows instanceof Closeable){ |
689 |
IOUtils.closeQuietly((Closeable) this.virtualrows); |
690 |
this.virtualrows = null; |
691 |
} |
692 |
|
693 |
this.virtualrows = ((AbstractSimpleReader) reader).getVirtualRows(this.taskStatus); |
694 |
if (this.virtualrows == null) { |
695 |
|
696 |
List<String> row = reader.read(); |
697 |
|
698 |
int skipLines = CSVStoreParameters.getSkipLines(getCSVParameters());
|
699 |
if (skipLines > 0) { |
700 |
row = reader.skip(skipLines); |
701 |
} |
702 |
int limit = CSVStoreParameters.getLimit(getCSVParameters());
|
703 |
while (row != null) { |
704 |
taskStatus.incrementCurrentValue(); |
705 |
if( taskStatus.isCancellationRequested() ) {
|
706 |
taskStatus.cancel(); |
707 |
break;
|
708 |
} |
709 |
FeatureProvider feature = this.createFeatureProvider(ftype);
|
710 |
this.rowToFeatureTranslator.translate(reader.getLine(), row, feature);
|
711 |
|
712 |
this.addFeatureProvider(feature);
|
713 |
if (limit > 0) { |
714 |
if (limit < this.data.size()) { |
715 |
break;
|
716 |
} |
717 |
} |
718 |
row = reader.read(); |
719 |
} |
720 |
for (int i = 0; i < ftype.size(); i++) { |
721 |
if (this.rowToFeatureTranslator.getColumnSize(i) > 0) { |
722 |
// if (sizes[i] > 0) {
|
723 |
EditableFeatureAttributeDescriptor efad = ((EditableFeatureAttributeDescriptor) edftype.getAttributeDescriptor(i)); |
724 |
// efad.setSize(sizes[i]);
|
725 |
efad.setSize(this.rowToFeatureTranslator.getColumnSize(i));
|
726 |
} |
727 |
} |
728 |
// Volvemos a asignar al store el featuretype, ya que puede
|
729 |
// haber cambiado.
|
730 |
ftype = edftype.getNotEditableCopy(); |
731 |
this.setFeatureType(ftype);
|
732 |
} |
733 |
if( taskStatus.isRunning() ) {
|
734 |
taskStatus.terminate(); |
735 |
} |
736 |
} catch (Throwable ex) { |
737 |
taskStatus.abort(); |
738 |
int lineno = 0; |
739 |
if (reader != null) { |
740 |
lineno = reader.getLine(); |
741 |
} |
742 |
throw new RuntimeException("Problems reading file '" + getFullFileName() + "' near line " + lineno + ".", ex); |
743 |
|
744 |
} finally {
|
745 |
if (reader != null) { |
746 |
try {
|
747 |
reader.close(); |
748 |
} catch (Exception ex) { |
749 |
// Do nothing
|
750 |
} |
751 |
// reader = null;
|
752 |
} |
753 |
if (in != null) { |
754 |
try {
|
755 |
in.close(); |
756 |
} catch (Exception ex) { |
757 |
// Do nothing
|
758 |
} |
759 |
// in = null;
|
760 |
} |
761 |
} |
762 |
} |
763 |
|
764 |
@Override
|
765 |
public void fixFeatureTypeFromParameters() { |
766 |
String param_types_def = CSVStoreParameters.getRawFieldTypes(this.getParameters()); |
767 |
String[] pointDimensionNames = CSVStoreParameters.getPointDimensionNames(this.getParameters()); |
768 |
String geometry_column = CSVStoreParameters.getGeometryColumn(this.getParameters()); |
769 |
if (StringUtils.isNotBlank(param_types_def)
|
770 |
|| pointDimensionNames != null
|
771 |
|| !StringUtils.isBlank(geometry_column)) { |
772 |
this.setFeatureType(featureType);
|
773 |
} |
774 |
} |
775 |
|
776 |
private void setFeatureType(FeatureType ftype) { |
777 |
List<FeatureType> ftypes = new ArrayList<>(); |
778 |
ftypes.add(ftype); |
779 |
this.featureType = ftype;
|
780 |
this.getStoreServices().setFeatureTypes(ftypes, ftype);
|
781 |
} |
782 |
|
783 |
@Override
|
784 |
public FeatureSetProvider createSet(FeatureQuery query, FeatureType featureType)
|
785 |
throws DataException {
|
786 |
if (this.virtualrows == null) { |
787 |
return super.createSet(query, featureType); |
788 |
} |
789 |
return new CSVSetProvider(this, query, featureType); |
790 |
} |
791 |
|
792 |
public List<String> getRowByIndex(long index) { |
793 |
if (this.virtualrows == null) { |
794 |
return null; |
795 |
} |
796 |
return this.virtualrows.get64(index); |
797 |
} |
798 |
|
799 |
public RowToFeatureTranslator getRowToFeatureTranslator() {
|
800 |
if (this.rowToFeatureTranslator == null) { |
801 |
boolean ignore_errors = CSVStoreParameters.getIgnoreErrors(getCSVParameters());
|
802 |
this.rowToFeatureTranslator = new RowToFeatureTranslator(ignore_errors); |
803 |
this.rowToFeatureTranslator.initialize(featureType);
|
804 |
} |
805 |
return this.rowToFeatureTranslator; |
806 |
} |
807 |
|
808 |
@Override
|
809 |
public long getFeatureCount() throws DataException { |
810 |
if (this.virtualrows == null) { |
811 |
return super.getFeatureCount(); |
812 |
} |
813 |
return this.virtualrows.size64(); |
814 |
} |
815 |
|
816 |
@Override
|
817 |
public long getDataSize() throws DataException { |
818 |
if (this.virtualrows == null) { |
819 |
return super.getDataSize(); |
820 |
} |
821 |
return this.virtualrows.size64(); |
822 |
} |
823 |
|
824 |
@Override
|
825 |
protected FeatureProvider internalGetFeatureProviderByReference(
|
826 |
FeatureReferenceProviderServices reference) throws DataException {
|
827 |
if (this.virtualrows == null) { |
828 |
return super.internalGetFeatureProviderByReference(reference); |
829 |
} |
830 |
int oid = ((Long) reference.getOID()).intValue(); |
831 |
RowToFeatureTranslator translator = getRowToFeatureTranslator(); |
832 |
FeatureProvider feature = this.createFeatureProvider(this.featureType); |
833 |
try {
|
834 |
translator.translate(oid, this.virtualrows.get64(oid), feature);
|
835 |
} catch (Exception ex) { |
836 |
throw new CreateFeatureException(ex, this.getName()); |
837 |
} |
838 |
return feature;
|
839 |
} |
840 |
|
841 |
@Override
|
842 |
protected void doDispose() throws BaseException { |
843 |
super.doDispose();
|
844 |
if (this.virtualrows != null && this.virtualrows instanceof Closeable) { |
845 |
IOUtils.closeQuietly((Closeable) this.virtualrows); |
846 |
this.virtualrows = null; |
847 |
} |
848 |
} |
849 |
|
850 |
|
851 |
|
852 |
} |