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 / simplereader / SimpleReaderStoreProvider.java @ 47634
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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.simplereader; |
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|
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import 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.io.Reader; |
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import java.net.URI; |
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import java.net.URL; |
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import java.nio.charset.StandardCharsets; |
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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.Objects; |
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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.CloseException; |
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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.SpatialIndex; |
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import org.gvsig.fmap.geom.SpatialIndexFactory; |
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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.dispose.DisposeUtils; |
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import org.gvsig.tools.dynobject.DynObject; |
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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 SimpleReaderStoreProvider extends AbstractMemoryStoreProvider implements |
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ResourceConsumer { |
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private static final Logger LOGGER = LoggerFactory.getLogger(SimpleReaderStoreProvider.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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private SpatialIndex spatialIndex;
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@SuppressWarnings({"OverridableMethodCallInConstructor", "LeakingThisInConstructor"}) |
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public SimpleReaderStoreProvider(
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CSVStoreParameters parameters, |
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DataStoreProviderServices storeServices |
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) 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(); |
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} else {
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envelope = null;
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} |
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resource.notifyChanges(); |
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writer.end(); |
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bboxFileSave(envelope); |
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} else {
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|
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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(),spatialIndex); |
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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(); |
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} else {
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envelope = null;
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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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} |
314 |
|
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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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|
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bboxFileSave(envelope); |
320 |
|
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loadFeatures(); |
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} |
323 |
} |
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} finally {
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if (it != null) { |
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it.dispose(); |
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} |
328 |
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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} |
334 |
|
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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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} |
342 |
|
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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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} |
347 |
|
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@Override
|
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public boolean closeResourceRequested(ResourceProvider resource) { |
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return true; |
351 |
} |
352 |
|
353 |
@Override
|
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public int getOIDType() { |
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return DataTypes.LONG;
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} |
357 |
|
358 |
@Override
|
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public boolean supportsAppendMode() { |
360 |
return true; |
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} |
362 |
|
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@Override
|
364 |
@SuppressWarnings("Convert2Lambda") |
365 |
public void append(final FeatureProvider featureProvider) { |
366 |
//todo
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367 |
getResource().execute(new ResourceAction() {
|
368 |
@Override
|
369 |
public Object run() throws Exception { |
370 |
//writer.append(getStoreServices().createFeature(featureProvider));
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371 |
writer.add(featureProvider); |
372 |
return null; |
373 |
} |
374 |
}); |
375 |
} |
376 |
|
377 |
@Override
|
378 |
@SuppressWarnings("Convert2Lambda") |
379 |
public void beginAppend() throws DataException { |
380 |
getResource().execute(new ResourceAction() {
|
381 |
@Override
|
382 |
public Object run() throws Exception { |
383 |
writer.initialize( |
384 |
getCSVParameters(), |
385 |
getCSVParameters().getFile(), |
386 |
getFeatureStore().getDefaultFeatureType(), |
387 |
getCSVPreferences() |
388 |
); |
389 |
writer.beginAppend(); |
390 |
return null; |
391 |
} |
392 |
}); |
393 |
|
394 |
} |
395 |
|
396 |
@Override
|
397 |
@SuppressWarnings("Convert2Lambda") |
398 |
public void endAppend() { |
399 |
try {
|
400 |
getResource().execute(new ResourceAction() {
|
401 |
@Override
|
402 |
public Object run() throws Exception { |
403 |
writer.end(); |
404 |
resource.notifyChanges(); //resourcesNotifyChanges();
|
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counterNewsOIDs = -1;
|
406 |
return null; |
407 |
} |
408 |
}); |
409 |
if (writer.getEnvelope() != null) { |
410 |
envelope = writer.getEnvelope(); |
411 |
} else {
|
412 |
envelope = null;
|
413 |
} |
414 |
writer.end(); |
415 |
this.close();
|
416 |
bboxFileSave(envelope); |
417 |
|
418 |
} catch (Exception ex) { |
419 |
LOGGER.warn("Not been able to end append '" + this.getFullName() + "'.", ex); |
420 |
} |
421 |
} |
422 |
|
423 |
public void saveToState(PersistentState state) throws PersistenceException { |
424 |
throw new NotYetImplemented(); |
425 |
} |
426 |
|
427 |
public void loadFromState(PersistentState state) throws PersistenceException { |
428 |
throw new NotYetImplemented(); |
429 |
} |
430 |
|
431 |
@Override
|
432 |
public Object createNewOID() { |
433 |
return counterNewsOIDs++;
|
434 |
} |
435 |
|
436 |
protected void initializeFeatureTypes() throws InitializeException { |
437 |
try {
|
438 |
this.open();
|
439 |
} catch (OpenException e) {
|
440 |
throw new InitializeException(this.getProviderName(), e); |
441 |
} |
442 |
} |
443 |
|
444 |
@Override
|
445 |
@SuppressWarnings("Convert2Lambda") |
446 |
public Envelope getEnvelope() throws DataException { |
447 |
this.open();
|
448 |
if (this.envelope != null) { |
449 |
return this.envelope; |
450 |
} |
451 |
this.envelope = bboxFileLoad();
|
452 |
if (this.envelope != null) { |
453 |
return this.envelope; |
454 |
} |
455 |
if (!this.need_calculate_envelope) { |
456 |
return null; |
457 |
} |
458 |
try {
|
459 |
I18nManager i18n = ToolsLocator.getI18nManager(); |
460 |
this.taskStatus.add();
|
461 |
this.taskStatus.message(i18n.getTranslation("_Calculating_envelope")); |
462 |
FeatureStore fs = this.getFeatureStore();
|
463 |
FeatureType ft = fs.getDefaultFeatureType(); |
464 |
FeatureAttributeDescriptor fad = ft.getAttributeDescriptor(ft.getDefaultGeometryAttributeIndex()); |
465 |
this.taskStatus.setRangeOfValues(0, fs.getFeatureCount()); |
466 |
this.envelope = GeometryLocator.getGeometryManager().createEnvelope(fad.getGeomType().getSubType());
|
467 |
fs.accept(new Visitor() {
|
468 |
@Override
|
469 |
public void visit(Object obj) throws VisitCanceledException, BaseException { |
470 |
taskStatus.incrementCurrentValue(); |
471 |
if(taskStatus.isCancellationRequested()){
|
472 |
taskStatus.cancel(); |
473 |
throw new VisitCanceledException(); |
474 |
} |
475 |
Feature f = (Feature) obj; |
476 |
Geometry geom = f.getDefaultGeometry(); |
477 |
if (geom != null) { |
478 |
try {
|
479 |
Envelope env = geom.getEnvelope(); |
480 |
envelope.add(env); |
481 |
} catch(Exception ex) { |
482 |
LOGGER.warn("Can't calculate envelop of geometry in feature '"+Objects.toString(f.getReference())+"'.",ex); |
483 |
} |
484 |
} |
485 |
} |
486 |
}); |
487 |
bboxFileSave(envelope); |
488 |
taskStatus.terminate(); |
489 |
} catch (VisitCanceledException e) {
|
490 |
return null; |
491 |
} catch (BaseException e) {
|
492 |
taskStatus.abort(); |
493 |
LOGGER.warn("Can't calculate the envelope of CSV file '" + this.getFullName() + "'.", e); |
494 |
return null; |
495 |
} |
496 |
|
497 |
this.need_calculate_envelope = false; |
498 |
return this.envelope; |
499 |
} |
500 |
|
501 |
@Override
|
502 |
public Object getDynValue(String name) throws DynFieldNotFoundException { |
503 |
if (DataStore.METADATA_ENVELOPE.equalsIgnoreCase(name)) {
|
504 |
try {
|
505 |
return this.getEnvelope(); |
506 |
} catch (DataException e) {
|
507 |
return null; |
508 |
} |
509 |
} else {
|
510 |
if (DataStore.METADATA_CRS.equalsIgnoreCase(name)) {
|
511 |
IProjection pro = CSVStoreParameters.getCRS(this.getCSVParameters());
|
512 |
if (pro != null) { |
513 |
return pro;
|
514 |
} |
515 |
} |
516 |
} |
517 |
return super.getDynValue(name); |
518 |
} |
519 |
|
520 |
@Override
|
521 |
public void resourceChanged(ResourceProvider resource) { |
522 |
this.getStoreServices().notifyChange(
|
523 |
DataStoreNotification.RESOURCE_CHANGED, |
524 |
resource); |
525 |
} |
526 |
|
527 |
@Override
|
528 |
public Object getSourceId() { |
529 |
return this.getCSVParameters().getFile(); |
530 |
} |
531 |
|
532 |
@Override
|
533 |
public String getName() { |
534 |
String name = this.getCSVParameters().getFile().getName(); |
535 |
return FilenameUtils.getBaseName(name);
|
536 |
} |
537 |
|
538 |
@Override
|
539 |
public String getFullName() { |
540 |
return this.getCSVParameters().getFile().getAbsolutePath(); |
541 |
} |
542 |
|
543 |
@Override
|
544 |
public ResourceProvider getResource() {
|
545 |
return resource;
|
546 |
} |
547 |
|
548 |
private boolean isEmpty(String s) { |
549 |
if (s == null) { |
550 |
return true; |
551 |
} |
552 |
return s.trim().length() == 0; |
553 |
} |
554 |
|
555 |
private void init(CSVStoreParameters parameters, DataStoreProviderServices storeServices) { |
556 |
throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates. |
557 |
} |
558 |
|
559 |
static class ToPointEvaluaror extends AbstractEvaluator { |
560 |
|
561 |
private static final Logger logger = LoggerFactory.getLogger(ToPointEvaluaror.class); |
562 |
|
563 |
private GeometryManager geommgr = null; |
564 |
private String xname = null; |
565 |
private String yname = null; |
566 |
private String zname = null; |
567 |
private final Coercion toDouble; |
568 |
private int errorcount = 0; |
569 |
|
570 |
ToPointEvaluaror(String[] pointDimensionNames) { |
571 |
this.xname = pointDimensionNames[0]; |
572 |
this.yname = pointDimensionNames[1]; |
573 |
if (pointDimensionNames.length > 2) { |
574 |
this.zname = pointDimensionNames[2]; |
575 |
} |
576 |
this.geommgr = GeometryLocator.getGeometryManager();
|
577 |
this.toDouble = ToolsLocator.getDataTypesManager().getCoercion(DataTypes.DOUBLE);
|
578 |
} |
579 |
|
580 |
@Override
|
581 |
public Object evaluate(EvaluatorData data) throws EvaluatorException { |
582 |
try {
|
583 |
double x = ((Double) toDouble.coerce(data.getDataValue(xname))); |
584 |
double y = ((Double) toDouble.coerce(data.getDataValue(yname))); |
585 |
Point point = geommgr.createPoint(x, y, Geometry.SUBTYPES.GEOM3D);
|
586 |
if (zname != null) { |
587 |
double z = ((Double) toDouble.coerce(data.getDataValue(zname))); |
588 |
point.setCoordinateAt(2, z);
|
589 |
} |
590 |
return point;
|
591 |
} catch (Exception ex) { |
592 |
if (++errorcount < 5) { |
593 |
logger.warn("[" + errorcount + "] Can't create point in CSV provider. XNAME='" |
594 |
+ xname + "', YNAME='" + yname + "', ZNAME='" + zname + "', data=" + data.toString()); |
595 |
} |
596 |
return null; |
597 |
} |
598 |
} |
599 |
|
600 |
@Override
|
601 |
public String getName() { |
602 |
return "ToPointEvaluaror"; |
603 |
} |
604 |
|
605 |
} |
606 |
|
607 |
public static class RowToFeatureTranslator { |
608 |
|
609 |
private Coercion coercion[]; |
610 |
private CoercionContext coercionContext[]; |
611 |
private int sizes[]; |
612 |
private String[] names; |
613 |
private final boolean ignore_errors; |
614 |
private long count_errors; |
615 |
private FeatureType csvFeatureType;
|
616 |
|
617 |
public RowToFeatureTranslator(boolean ignore_errors) { |
618 |
this.ignore_errors = ignore_errors;
|
619 |
this.count_errors = 0; |
620 |
} |
621 |
|
622 |
public int getColumnSize(int column) { |
623 |
return this.sizes[column]; |
624 |
} |
625 |
|
626 |
public void initialize(FeatureType ftype) { |
627 |
this.csvFeatureType = ftype;
|
628 |
int columns = this.csvFeatureType.size(); |
629 |
this.names = new String[columns]; |
630 |
this.coercion = new Coercion[columns]; |
631 |
this.coercionContext = new CoercionContext[columns]; |
632 |
this.sizes = new int[columns]; |
633 |
int index = 0; |
634 |
for (int i = 0; i < this.csvFeatureType.size(); i++) { |
635 |
FeatureAttributeDescriptor ad = this.csvFeatureType.getAttributeDescriptor(i);
|
636 |
names[i] = null;
|
637 |
if( ad.isComputed() ) {
|
638 |
continue;
|
639 |
} |
640 |
names[index] = ad.getName(); |
641 |
coercion[index] = ad.getCoercion(); |
642 |
coercionContext[index] = ad.getCoercionContext(); |
643 |
sizes[index] = ad.getSize(); |
644 |
index++; |
645 |
} |
646 |
} |
647 |
|
648 |
public void translate(long rowindex, List<String> row, FeatureProvider feature) throws Exception { |
649 |
|
650 |
feature.setOID(rowindex); |
651 |
for (int i = 0; i < names.length; i++) { |
652 |
String name = names[i];
|
653 |
if( name == null ) { |
654 |
break;
|
655 |
} |
656 |
Object rawvalue = row.get(i);
|
657 |
try {
|
658 |
Object value = null; |
659 |
if (coercion[i] != null) { |
660 |
value = coercion[i].coerce(rawvalue, coercionContext[i]); |
661 |
} |
662 |
int findex = feature.getType().getIndex(name);
|
663 |
if( findex>=0 ) { |
664 |
// Ojo que puede que se este filtrando el featuretype y no
|
665 |
// tenga todos los atributos, por ejemplo al pintar la vista.
|
666 |
feature.set(findex, value); |
667 |
} |
668 |
if (sizes[i] >= 0 |
669 |
&& (value instanceof String || value instanceof URL |
670 |
|| value instanceof URI || value instanceof File)) { |
671 |
int x = value.toString().length();
|
672 |
if (sizes[i] < x) {
|
673 |
sizes[i] = x; |
674 |
} |
675 |
} |
676 |
} catch (Exception ex) { |
677 |
if (!ignore_errors) {
|
678 |
throw ex;
|
679 |
} |
680 |
if (count_errors++ < 10) { |
681 |
LOGGER.warn("Can't load value of attribute " + name +"/" +i+" in row " + rowindex + ".", ex); |
682 |
} |
683 |
if (count_errors == 10) { |
684 |
LOGGER.info("Too many errors, suppress messages.");
|
685 |
} |
686 |
} |
687 |
} |
688 |
} |
689 |
} |
690 |
|
691 |
private void loadFeatures() { |
692 |
InputStreamReader in = null; |
693 |
SimpleReader reader = null;
|
694 |
try {
|
695 |
taskStatus.setTitle("CSV "+this.getName()); |
696 |
taskStatus.add(); |
697 |
// boolean ignore_errors = CSVStoreParameters.getIgnoreErrors(getCSVParameters());
|
698 |
|
699 |
// Initialize the feature types
|
700 |
EditableFeatureType edftype = getStoreServices().createFeatureType(this.getName());
|
701 |
CSVUtils.loadFeatureType(getCSVParameters(), edftype, true, taskStatus);
|
702 |
FeatureType ftype = edftype.getNotEditableCopy(); |
703 |
this.setFeatureType(ftype);
|
704 |
|
705 |
in = CSVUtils.openFile( |
706 |
this.getCSVParameters().getFile(),
|
707 |
CSVStoreParameters.getCharset(this.getCSVParameters())
|
708 |
); |
709 |
reader = getSimpleReader(getCSVParameters(), in); |
710 |
if (CSVStoreParameters.isFirstLineHeader(getCSVParameters())) {
|
711 |
reader.getHeader(); // Skip and ignore the header of file
|
712 |
} |
713 |
this.rowToFeatureTranslator = new RowToFeatureTranslator( |
714 |
CSVStoreParameters.getIgnoreErrors(getCSVParameters()) |
715 |
); |
716 |
this.rowToFeatureTranslator.initialize(ftype);
|
717 |
if (ftype.getDefaultGeometryAttributeName() != null) { |
718 |
this.need_calculate_envelope = true; |
719 |
} |
720 |
I18nManager i18n = ToolsLocator.getI18nManager(); |
721 |
taskStatus.message(i18n.getTranslation("_Loading"));
|
722 |
|
723 |
if(this.virtualrows != null && this.virtualrows instanceof Closeable){ |
724 |
IOUtils.closeQuietly((Closeable) this.virtualrows); |
725 |
this.virtualrows = null; |
726 |
} |
727 |
|
728 |
this.virtualrows = ((AbstractSimpleReader) reader).getVirtualRows(this.taskStatus); |
729 |
if (this.virtualrows == null) { |
730 |
|
731 |
List<String> row = reader.read(); |
732 |
|
733 |
int skipLines = CSVStoreParameters.getSkipLines(getCSVParameters());
|
734 |
if (skipLines > 0) { |
735 |
row = reader.skip(skipLines); |
736 |
} |
737 |
int limit = CSVStoreParameters.getLimit(getCSVParameters());
|
738 |
while (row != null) { |
739 |
taskStatus.incrementCurrentValue(); |
740 |
if( taskStatus.isCancellationRequested() ) {
|
741 |
taskStatus.cancel(); |
742 |
break;
|
743 |
} |
744 |
FeatureProvider feature = this.createFeatureProvider(ftype);
|
745 |
this.rowToFeatureTranslator.translate(reader.getLine(), row, feature);
|
746 |
|
747 |
this.addFeatureProvider(feature);
|
748 |
if (limit > 0) { |
749 |
if (limit < this.data.size()) { |
750 |
break;
|
751 |
} |
752 |
} |
753 |
row = reader.read(); |
754 |
} |
755 |
for (int i = 0; i < ftype.size(); i++) { |
756 |
if (this.rowToFeatureTranslator.getColumnSize(i) > 0) { |
757 |
// if (sizes[i] > 0) {
|
758 |
EditableFeatureAttributeDescriptor efad = ((EditableFeatureAttributeDescriptor) edftype.getAttributeDescriptor(i)); |
759 |
// efad.setSize(sizes[i]);
|
760 |
efad.setSize(this.rowToFeatureTranslator.getColumnSize(i));
|
761 |
} |
762 |
} |
763 |
// Volvemos a asignar al store el featuretype, ya que puede
|
764 |
// haber cambiado.
|
765 |
ftype = edftype.getNotEditableCopy(); |
766 |
this.setFeatureType(ftype);
|
767 |
} else {
|
768 |
this.loadOrCreateSpatialIndex();
|
769 |
} |
770 |
if( taskStatus.isRunning() ) {
|
771 |
taskStatus.terminate(); |
772 |
} |
773 |
} catch (Throwable ex) { |
774 |
taskStatus.abort(); |
775 |
int lineno = 0; |
776 |
if (reader != null) { |
777 |
lineno = reader.getLine(); |
778 |
} |
779 |
throw new RuntimeException("Problems reading file '" + getFullFileName() + "' near line " + lineno + ".", ex); |
780 |
|
781 |
} finally {
|
782 |
if (reader != null) { |
783 |
try {
|
784 |
reader.close(); |
785 |
} catch (Exception ex) { |
786 |
// Do nothing
|
787 |
} |
788 |
// reader = null;
|
789 |
} |
790 |
if (in != null) { |
791 |
try {
|
792 |
in.close(); |
793 |
} catch (Exception ex) { |
794 |
// Do nothing
|
795 |
} |
796 |
// in = null;
|
797 |
} |
798 |
taskStatus.remove(); |
799 |
} |
800 |
} |
801 |
|
802 |
@Override
|
803 |
public void fixFeatureTypeFromParameters() { |
804 |
if(mustFixFeatureType() && featureType != null){ |
805 |
this.setFeatureType(featureType);
|
806 |
} |
807 |
} |
808 |
|
809 |
private boolean mustFixFeatureType() { |
810 |
try {
|
811 |
String param_types_def = CSVStoreParameters.getRawFieldTypes(this.getParameters()); |
812 |
String[] pointDimensionNames = CSVStoreParameters.getPointDimensionNames(this.getParameters()); |
813 |
String geometry_column = CSVStoreParameters.getGeometryColumn(this.getParameters()); |
814 |
|
815 |
|
816 |
FeatureType dalFeatureType = this.getStoreServices().getDefaultFeatureType();
|
817 |
if (StringUtils.isNotBlank(geometry_column)){
|
818 |
FeatureAttributeDescriptor attr = dalFeatureType.getAttributeDescriptor(geometry_column); |
819 |
if(attr == null || attr.getType() != DataTypes.GEOMETRY){ |
820 |
return true; |
821 |
} |
822 |
} |
823 |
if (StringUtils.isNotBlank(param_types_def)
|
824 |
|| pointDimensionNames != null) {
|
825 |
for (FeatureAttributeDescriptor dalAttr : dalFeatureType) {
|
826 |
if(dalAttr.isComputed()){
|
827 |
continue;
|
828 |
} |
829 |
FeatureAttributeDescriptor csvAttr = featureType.getAttributeDescriptor(dalAttr.getName()); |
830 |
if(csvAttr == null){ |
831 |
return true; |
832 |
} |
833 |
if(!dalAttr.get("all").equals(csvAttr.get("all"))){ |
834 |
return true; |
835 |
} |
836 |
} |
837 |
} |
838 |
} catch (DataException ex) {
|
839 |
LOGGER.warn("Can't check if should fix the feature type", ex);
|
840 |
} |
841 |
return false; |
842 |
} |
843 |
|
844 |
private void setFeatureType(FeatureType ftype) { |
845 |
try {
|
846 |
List<FeatureType> ftypes = new ArrayList<>(); |
847 |
ftypes.add(ftype); |
848 |
this.featureType = ftype;
|
849 |
if(this.getStoreServices().getDefaultFeatureType() == null){ |
850 |
this.getStoreServices().setFeatureTypes(ftypes, ftype);
|
851 |
return;
|
852 |
} |
853 |
if(mustFixFeatureType()){
|
854 |
this.getStoreServices().setFeatureTypes(ftypes, ftype);
|
855 |
} |
856 |
} catch (DataException ex) {
|
857 |
LOGGER.warn("Cant set feature type", ex);
|
858 |
} |
859 |
} |
860 |
|
861 |
@Override
|
862 |
public FeatureSetProvider createSet(FeatureQuery query, FeatureType providerFeatureType, FeatureType featureType)
|
863 |
throws DataException {
|
864 |
this.open();
|
865 |
if (this.virtualrows == null) { |
866 |
return super.createSet(query, providerFeatureType, featureType); |
867 |
} |
868 |
return new SimpleReaderSetProvider(this, query, providerFeatureType, featureType); |
869 |
} |
870 |
|
871 |
@Override
|
872 |
public FeatureSetProvider createSet(FeatureQuery query, FeatureType featureType)
|
873 |
throws DataException {
|
874 |
this.open();
|
875 |
if (this.virtualrows == null) { |
876 |
return super.createSet(query, featureType); |
877 |
} |
878 |
return new SimpleReaderSetProvider(this, query, featureType, featureType); |
879 |
} |
880 |
|
881 |
public List<String> getRowByIndex(long index) { |
882 |
try {
|
883 |
this.open();
|
884 |
} catch(Exception ex) { |
885 |
throw new RuntimeException("Can't get row by index", ex); |
886 |
} |
887 |
if (this.virtualrows == null) { |
888 |
return null; |
889 |
} |
890 |
List<String> line = this.virtualrows.get64(index); |
891 |
if( line!=null ) { |
892 |
for (int i = 0; i < line.size(); i++) { |
893 |
String s = line.get(i);
|
894 |
line.set(i, CSVReaderSuperCSV.unescapeCRLF(s)); |
895 |
} |
896 |
} |
897 |
return line;
|
898 |
} |
899 |
|
900 |
public RowToFeatureTranslator getRowToFeatureTranslator() {
|
901 |
if (this.rowToFeatureTranslator == null) { |
902 |
boolean ignore_errors = CSVStoreParameters.getIgnoreErrors(getCSVParameters());
|
903 |
this.rowToFeatureTranslator = new RowToFeatureTranslator(ignore_errors); |
904 |
this.rowToFeatureTranslator.initialize(featureType);
|
905 |
} |
906 |
return this.rowToFeatureTranslator; |
907 |
} |
908 |
|
909 |
@Override
|
910 |
public long getFeatureCount() throws DataException { |
911 |
this.open();
|
912 |
if (this.virtualrows == null) { |
913 |
return super.getFeatureCount(); |
914 |
} |
915 |
return this.virtualrows.size64(); |
916 |
} |
917 |
|
918 |
@Override
|
919 |
public long getDataSize() throws DataException { |
920 |
this.open();
|
921 |
if (this.virtualrows == null) { |
922 |
return super.getDataSize(); |
923 |
} |
924 |
return this.virtualrows.size64(); |
925 |
} |
926 |
|
927 |
@Override
|
928 |
protected FeatureProvider internalGetFeatureProviderByReference(
|
929 |
FeatureReferenceProviderServices reference) throws DataException {
|
930 |
this.open();
|
931 |
if (this.virtualrows == null) { |
932 |
return super.internalGetFeatureProviderByReference(reference); |
933 |
} |
934 |
int oid = ((Long) reference.getOID()).intValue(); |
935 |
RowToFeatureTranslator translator = getRowToFeatureTranslator(); |
936 |
FeatureProvider feature = this.createFeatureProvider(this.featureType); |
937 |
try {
|
938 |
translator.translate(oid, this.virtualrows.get64(oid), feature);
|
939 |
} catch (Exception ex) { |
940 |
throw new CreateFeatureException(ex, this.getName()); |
941 |
} |
942 |
return feature;
|
943 |
} |
944 |
|
945 |
@Override
|
946 |
protected void doDispose() throws BaseException { |
947 |
super.doDispose();
|
948 |
if (this.virtualrows != null && this.virtualrows instanceof Closeable) { |
949 |
IOUtils.closeQuietly((Closeable) this.virtualrows); |
950 |
this.virtualrows = null; |
951 |
} |
952 |
} |
953 |
|
954 |
@Override
|
955 |
public void refresh() throws OpenException { |
956 |
try {
|
957 |
this.close();
|
958 |
} catch (CloseException e) {
|
959 |
throw new OpenException(this.getProviderName(), e); |
960 |
} |
961 |
this.open();
|
962 |
} |
963 |
|
964 |
@Override
|
965 |
public void close() throws CloseException { |
966 |
super.close(); //To change body of generated methods, choose Tools | Templates. |
967 |
this.data = null; |
968 |
if(this.virtualrows != null && this.virtualrows instanceof Closeable){ |
969 |
IOUtils.closeQuietly((Closeable) this.virtualrows); |
970 |
this.virtualrows = null; |
971 |
this.envelope = null; |
972 |
this.spatialIndex = null; |
973 |
} |
974 |
|
975 |
} |
976 |
|
977 |
|
978 |
private void loadOrCreateSpatialIndex() { |
979 |
FeatureSetProvider set = null;
|
980 |
DisposableIterator<FeatureProvider> it = null;
|
981 |
try {
|
982 |
if( this.virtualrows == null ) { |
983 |
return;
|
984 |
} |
985 |
FeatureAttributeDescriptor geomdesc = this.featureType.getDefaultGeometryAttribute();
|
986 |
if( geomdesc == null ) { |
987 |
return;
|
988 |
} |
989 |
// String indexTypeName = "MVRTree";
|
990 |
// String extname = "mvtree";
|
991 |
String indexTypeName = GeometryManager.SPATIALINDEX_DEFAULT_QUADTREE;
|
992 |
String extname = "qtree"; |
993 |
|
994 |
this.envelope = bboxFileLoad();
|
995 |
File indexfile = this.getAuxFile(extname); |
996 |
boolean createIndex = !indexfile.exists();
|
997 |
|
998 |
GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
999 |
SpatialIndexFactory indexfactory = geomManager.getSpatialIndexFactory(indexTypeName); |
1000 |
DynObject params = indexfactory.createParameters(); |
1001 |
params.setDynValue("file", indexfile);
|
1002 |
SpatialIndex index = geomManager.createSpatialIndex(indexTypeName, params); |
1003 |
if( createIndex ) {
|
1004 |
I18nManager i18n = ToolsLocator.getI18nManager(); |
1005 |
this.taskStatus.add();
|
1006 |
taskStatus.message(i18n.getTranslation("_Creating_spatial_index"));
|
1007 |
taskStatus.setRangeOfValues(0, this.virtualrows.size64()); |
1008 |
taskStatus.setCurValue(0);
|
1009 |
Envelope theEnvelope = geomManager.createEnvelope(Geometry.SUBTYPES.GEOM2D); |
1010 |
set = this.createSet(null, featureType); |
1011 |
it = set.fastIterator(); |
1012 |
while( it.hasNext() ) {
|
1013 |
taskStatus.incrementCurrentValue(); |
1014 |
if( taskStatus.isCancellationRequested() ) {
|
1015 |
taskStatus.cancel(); |
1016 |
LOGGER.info("CSV spatial index creation canceled ("+getFullFileName()+")"); |
1017 |
break;
|
1018 |
} |
1019 |
FeatureProvider f = it.next(); |
1020 |
if( f == null ) { |
1021 |
continue;
|
1022 |
} |
1023 |
Object oid = null; |
1024 |
try {
|
1025 |
oid = f.getOID(); |
1026 |
Geometry geom = (Geometry) f.get(geomdesc.getName()); |
1027 |
index.insert(geom, oid); |
1028 |
theEnvelope.add(geom); |
1029 |
} catch(Exception ex) { |
1030 |
LOGGER.debug("Can't insert feature '"+Objects.toString(oid)+"' in spatial index.",ex); |
1031 |
} |
1032 |
} |
1033 |
taskStatus.message(i18n.getTranslation("_Saving_spatial_index"));
|
1034 |
taskStatus.setIndeterminate(); |
1035 |
index.flush(); |
1036 |
bboxFileSave(theEnvelope); |
1037 |
taskStatus.terminate(); |
1038 |
this.envelope = theEnvelope;
|
1039 |
} |
1040 |
this.spatialIndex = index;
|
1041 |
} catch (Exception ex) { |
1042 |
taskStatus.abort(); |
1043 |
LOGGER.warn("Can't create spatial index.",ex);
|
1044 |
} finally {
|
1045 |
DisposeUtils.disposeQuietly(it); |
1046 |
DisposeUtils.disposeQuietly(set); |
1047 |
taskStatus.remove(); |
1048 |
} |
1049 |
} |
1050 |
|
1051 |
public File getAuxFile(String extension) { |
1052 |
File data_file = CSVStoreParameters.getFile(this.getCSVParameters()); |
1053 |
if (data_file == null){ |
1054 |
return null; |
1055 |
} |
1056 |
File index_file = new File(FilenameUtils.removeExtension(data_file.getAbsolutePath()) + "." + extension); |
1057 |
return index_file;
|
1058 |
} |
1059 |
|
1060 |
public SpatialIndex getSpatialIndex() {
|
1061 |
return spatialIndex;
|
1062 |
} |
1063 |
|
1064 |
private void bboxFileSave(Envelope envelope) { |
1065 |
File bboxfile = this.getAuxFile("bbox"); |
1066 |
bboxFileSave(bboxfile, envelope); |
1067 |
} |
1068 |
|
1069 |
private void bboxFileSave(File bboxfile, Envelope envelope) { |
1070 |
if( envelope == null ) { |
1071 |
bboxfile.delete(); |
1072 |
return;
|
1073 |
} |
1074 |
try {
|
1075 |
FileUtils.write( |
1076 |
bboxfile, |
1077 |
envelope.getBox2D().convertToWKTQuietly(), |
1078 |
StandardCharsets.UTF_8 |
1079 |
); |
1080 |
} catch(Exception ex) { |
1081 |
LOGGER.warn("Can't write bbox file '"+Objects.toString(bboxfile)+"'.",ex); |
1082 |
} |
1083 |
} |
1084 |
|
1085 |
private Envelope bboxFileLoad() {
|
1086 |
File bboxfile = this.getAuxFile("bbox"); |
1087 |
return bboxFileLoad(bboxfile);
|
1088 |
} |
1089 |
|
1090 |
private Envelope bboxFileLoad(File bboxfile) { |
1091 |
try {
|
1092 |
if( bboxfile.exists() ) {
|
1093 |
GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
1094 |
String wkt = FileUtils.readFileToString(bboxfile, StandardCharsets.UTF_8);
|
1095 |
Geometry geom = geomManager.createFrom(wkt); |
1096 |
if( geom!=null ) { |
1097 |
return geom.getEnvelope();
|
1098 |
} |
1099 |
} |
1100 |
} catch(Exception ex) { |
1101 |
LOGGER.warn("Can't load bbox file",ex);
|
1102 |
} |
1103 |
return null; |
1104 |
} |
1105 |
|
1106 |
public SimpleReader getSimpleReader(CSVStoreParameters parameters, Reader in) throws IOException { |
1107 |
return CSVUtils.getSimpleReader(getCSVParameters(), in);
|
1108 |
} |
1109 |
|
1110 |
} |