gvsig-raster / org.gvsig.raster.multifile / trunk / org.gvsig.raster.multifile / org.gvsig.raster.multifile.io / src / main / java / org / gvsig / raster / multifile / io / MultiFileProvider.java @ 2892
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/* gvSIG. Geographic Information System of the Valencian Government
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*
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* Copyright (C) 2007-2008 Infrastructures and Transports Department
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* of the Valencian Government (CIT)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*/
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package org.gvsig.raster.multifile.io; |
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import java.awt.geom.AffineTransform; |
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import java.awt.geom.Point2D; |
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import java.awt.geom.Rectangle2D; |
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import java.io.File; |
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import java.io.IOException; |
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import java.util.List; |
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import org.gvsig.fmap.dal.DALFileLocator; |
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import org.gvsig.fmap.dal.DALLocator; |
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import org.gvsig.fmap.dal.DataStore; |
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import org.gvsig.fmap.dal.DataStoreParameters; |
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import org.gvsig.fmap.dal.coverage.RasterLocator; |
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import org.gvsig.fmap.dal.coverage.datastruct.BandList; |
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import org.gvsig.fmap.dal.coverage.datastruct.Extent; |
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import org.gvsig.fmap.dal.coverage.exception.BandAccessException; |
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import org.gvsig.fmap.dal.coverage.exception.BandNotFoundInListException; |
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import org.gvsig.fmap.dal.coverage.exception.FileNotOpenException; |
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import org.gvsig.fmap.dal.coverage.exception.FileNotSupportedException; |
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import org.gvsig.fmap.dal.coverage.exception.InvalidSetViewException; |
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import org.gvsig.fmap.dal.coverage.exception.InvalidSourceException; |
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import org.gvsig.fmap.dal.coverage.exception.NotSupportedExtensionException; |
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import org.gvsig.fmap.dal.coverage.exception.ParsingException; |
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import org.gvsig.fmap.dal.coverage.exception.ProcessInterruptedException; |
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import org.gvsig.fmap.dal.coverage.exception.RasterDriverException; |
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import org.gvsig.fmap.dal.coverage.store.parameter.RasterDataParameters; |
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import org.gvsig.fmap.dal.coverage.store.props.ColorInterpretation; |
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import org.gvsig.fmap.dal.coverage.store.props.ColorTable; |
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import org.gvsig.fmap.dal.coverage.store.props.HistogramComputer; |
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import org.gvsig.fmap.dal.coverage.store.props.Statistics; |
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import org.gvsig.fmap.dal.coverage.util.ProviderServices; |
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import org.gvsig.fmap.dal.exception.CloseException; |
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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.ProviderNotRegisteredException; |
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import org.gvsig.fmap.dal.exception.ValidateDataParametersException; |
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import org.gvsig.fmap.dal.serverexplorer.filesystem.FilesystemServerExplorer; |
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import org.gvsig.fmap.dal.serverexplorer.filesystem.FilesystemServerExplorerParameters; |
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import org.gvsig.fmap.dal.serverexplorer.filesystem.FilesystemStoreParameters; |
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import org.gvsig.fmap.dal.spi.DataManagerProviderServices; |
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import org.gvsig.fmap.dal.spi.DataStoreProvider; |
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import org.gvsig.fmap.dal.spi.DataStoreProviderServices; |
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import org.gvsig.metadata.MetadataLocator; |
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import org.gvsig.raster.cache.tile.provider.TileServer; |
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import org.gvsig.raster.impl.buffer.SpiRasterQuery; |
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import org.gvsig.raster.impl.datastruct.BandListImpl; |
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import org.gvsig.raster.impl.datastruct.DatasetBandImpl; |
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import org.gvsig.raster.impl.datastruct.ExtentImpl; |
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import org.gvsig.raster.impl.provider.AbstractRasterProvider; |
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import org.gvsig.raster.impl.provider.RasterProvider; |
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import org.gvsig.raster.impl.provider.tile.FileTileServer; |
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import org.gvsig.raster.impl.store.DefaultRasterStore; |
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import org.gvsig.raster.impl.store.DefaultStoreFactory; |
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import org.gvsig.raster.impl.store.properties.DataStoreColorInterpretation; |
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import org.gvsig.raster.impl.store.properties.DataStoreTransparency; |
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import org.gvsig.raster.impl.store.properties.MultiProviderHistogramComputer; |
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import org.gvsig.raster.impl.store.properties.MultiProviderStatistics; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.locator.LocatorException; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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/**
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* A data provider for a multiband image readed from different files
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*
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* @author Nacho Brodin (nachobrodin@gmail.com)
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*/
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public class MultiFileProvider extends AbstractRasterProvider { |
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public static String NAME = "Multifile Raster"; |
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public static String DESCRIPTION = "Multifile Raster Support"; |
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public final String METADATA_DEFINITION_NAME = NAME; |
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private Extent viewRequest = null; |
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private TileServer tileServer = null; |
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private boolean open = false; |
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private DataStoreTransparency fileTransparency = null; |
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private static final Logger logger = LoggerFactory.getLogger(MultiFileProvider.class); |
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protected static String[] formatList = null; |
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public static void register() { |
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DataManagerProviderServices dataman = (DataManagerProviderServices) DALLocator.getDataManager(); |
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registerFormats(); |
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if (dataman != null && !dataman.getStoreProviders().contains(NAME)) { |
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dataman.registerStoreProvider(NAME, |
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MultiFileProvider.class, MultiFileDataParametersImpl.class); |
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} |
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if(DALFileLocator.getFilesystemServerExplorerManager() != null) |
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DALFileLocator.getFilesystemServerExplorerManager().registerProvider( |
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NAME, DESCRIPTION, |
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MultiFileServerExplorer.class); |
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if (!dataman.getExplorerProviders().contains(NAME)) {
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dataman.registerExplorerProvider(NAME, MultiFileServerExplorer.class, MultiFileServerExplorerParameters.class); |
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} |
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dataman.registerStoreFactory(NAME, DefaultStoreFactory.class); |
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} |
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private static void registerFormats() { |
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formatList = new String[] { |
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"mff"};
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for (int i = 0; i < formatList.length; i++) |
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RasterLocator.getManager().getProviderServices().addFormat( |
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formatList[i], |
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MultiFileProvider.class); |
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} |
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public MultiFileProvider() {
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} |
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/**
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* Opens the dataset.
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* @param proj Projection
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* @param fName File name
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* @throws NotSupportedExtensionException
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*/
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public MultiFileProvider(String params) throws NotSupportedExtensionException, OpenException { |
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super(params);
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if(params instanceof String) { |
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MultiFileDataParameters p = new MultiFileDataParametersImpl();
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p.setURI((String)params);
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super.init(p, null, ToolsLocator.getDynObjectManager() |
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.createDynObject( |
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MetadataLocator.getMetadataManager().getDefinition( |
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DataStore.METADATA_DEFINITION_NAME))); |
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init(p, null);
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} |
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} |
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public MultiFileProvider(MultiFileDataParametersImpl params,
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DataStoreProviderServices storeServices) throws NotSupportedExtensionException, OpenException {
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super(params, storeServices, ToolsLocator.getDynObjectManager()
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.createDynObject( |
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MetadataLocator.getMetadataManager().getDefinition( |
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DataStore.METADATA_DEFINITION_NAME))); |
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init(params, storeServices); |
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} |
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/**
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* Build file references
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* @param proj Projection
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* @param param Load parameters
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* @throws NotSupportedExtensionException
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*/
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public void init(MultiFileDataParameters params, |
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DataStoreProviderServices storeServices) throws NotSupportedExtensionException, OpenException {
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openFromMff(); |
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uri = getParameters().getURI(); |
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setParam(storeServices, params); |
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try {
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setFirstProviderToNotTiled(); |
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} catch (InvalidSourceException e1) {
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throw new OpenException(e1.getMessage(), e1); |
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} |
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super.init();
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try {
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loadFromRmf(getRmfBlocksManager()); |
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} catch (ParsingException e) {
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logger.debug("Problems reading from RMF", e);
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} |
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open = true;
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} |
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/**
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* Open from a .mff file.
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* This method loads all providers and adds these to the parameters
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* @throws OpenException
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*/
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private void openFromMff() throws OpenException { |
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if(getParameters().getURI() != null && new File(getParameters().getURI()).exists()) { |
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boolean loadedProviders = true; |
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if(getParameters().hasProviders()) {
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//solo se considera que est�n todos los providers cargados si existen y est�n open,
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//sino se leeran de disco
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for (int i = 0; i < getParameters().getProviders().size(); i++) { |
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if(!getParameters().getProviders().get(i).isOpen())
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loadedProviders = false;
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} |
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} else
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loadedProviders = false;
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if(loadedProviders)
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return;
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try {
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if(getParameters().hasProviders())
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getParameters().removeAllProviders(); |
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MultiFileFormat multiFileFormat = new MultiFileFormat();
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multiFileFormat = MultiFileFormatSerializer.read(multiFileFormat, getParameters().getURI()); |
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for (int i = 0; i < multiFileFormat.getNumberOfFiles(); i++) { |
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try {
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File file = new File(multiFileFormat.getPathToFile(i)); |
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if(file.exists()) {
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RasterProvider prov = loadProvider(multiFileFormat.getPathToFile(i), storeServices); |
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getParameters().addProvider(prov); |
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} |
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} catch (ProviderNotRegisteredException e) {
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throw new OpenException("A provider can't be loaded", e); |
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} catch (InitializeException e) {
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throw new OpenException("A provider can't be initialized", e); |
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} |
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} |
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} catch (IOException e1) { |
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throw new OpenException("File .mff can't be read", e1); |
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} catch (ParsingException e1) {
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throw new OpenException("File .mff can't be parsed", e1); |
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} |
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} |
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} |
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/**
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* Loads the specific provider
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* @param file
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* @return
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* @throws NotSupportedExtensionException
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* @throws FileNotSupportedException
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*/
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@SuppressWarnings("unchecked") |
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private RasterProvider loadProvider(String file, DataStoreProviderServices storeServices) throws ProviderNotRegisteredException, InitializeException { |
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DataManagerProviderServices dataManager = (DataManagerProviderServices)DALLocator.getDataManager(); |
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DataStoreProvider prov = null;
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if(file != null) { |
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//We have to locate a provider's name which manages the selected file
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//A FilesystemServerExplorer will give a getProviderNames service
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FilesystemServerExplorerParameters paramsExplorer = (FilesystemServerExplorerParameters)dataManager.createServerExplorerParameters(FilesystemServerExplorer.NAME); |
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FilesystemServerExplorer serverExplorer = null;
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try {
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paramsExplorer.setRoot(File.separator);
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serverExplorer = (FilesystemServerExplorer)dataManager.openServerExplorer(FilesystemServerExplorer.NAME, paramsExplorer); |
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} catch (ValidateDataParametersException e) {
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throw new InitializeException(e); |
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} |
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File f = new File(file); |
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//Gets the list of provider's name to manage the file
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List<String> provName = serverExplorer.getProviderNameList(f); |
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if(provName.size() > 0) { |
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for (int i = 0; i < provName.size(); i++) { |
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//Gets the first provider what is not a TileProvider
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if(provName.get(i).compareTo("Tile Store") != 0) { |
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DataStoreParameters newparams = dataManager.createStoreParameters(provName.get(i)); |
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((FilesystemStoreParameters)newparams).setFile(f); |
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prov = dataManager.createProvider(storeServices, newparams); |
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} |
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} |
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} |
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} |
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if(prov != null && prov instanceof RasterProvider) { |
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if(((RasterProvider)prov).isRotated())
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throw new InitializeException("Rotation not supported tiling files", new Throwable()); |
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return (RasterProvider)prov;
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} |
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return null; |
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} |
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/**
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* Checks if the new file is compatible with the old one
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* @param file
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* @return
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* @throws LocatorException
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* @throws NotSupportedExtensionException
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* @throws RasterDriverException
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* @throws CloseException
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*/
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private boolean checkNewProvider(RasterProvider p) { |
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Rectangle2D extentOrigin = getExtent().toRectangle2D();
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Extent extentNewFile = p.getExtent(); |
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// Comprobamos que el extent y tama�o del fichero a�adido sea igual al
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// fichero original. Si no es as� no abrimos la capa y mostramos un aviso
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double widthNewFile = (extentNewFile.getMax().getX() - extentNewFile.getMin().getX());
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double heightNewFile = (extentNewFile.getMax().getY() - extentNewFile.getMin().getY());
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if ((widthNewFile - extentOrigin.getWidth()) > 1.0 || (widthNewFile - extentOrigin.getWidth()) < -1.0 || (heightNewFile - extentOrigin.getHeight()) > 1.0 |
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|| (heightNewFile - extentOrigin.getHeight()) < -1.0) {
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return false; |
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} |
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if ((extentNewFile.getMax().getX() - extentNewFile.getMin().getX()) != extentOrigin.getWidth()
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|| (extentNewFile.getMax().getY() - extentNewFile.getMin().getY()) != extentOrigin.getHeight()) { |
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return false; |
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} |
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return true; |
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} |
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public MultiFileDataParameters getParameters() {
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try {
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return (MultiFileDataParameters)parameters;
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} catch (ClassCastException e) { |
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return null; |
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} |
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} |
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public RasterProvider load() {
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return this; |
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} |
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public int getBandCount() { |
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List<RasterProvider> providerList = getParameters().getProviders();
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int bandCount = 0; |
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for (int i = 0; i < providerList.size(); i++) { |
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bandCount += providerList.get(i).getBandCount(); |
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} |
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return bandCount;
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} |
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public int[] getDataType() { |
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List<RasterProvider> providerList = getParameters().getProviders();
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int[] datatypes = new int[getBandCount()]; |
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int k = 0; |
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for (int i = 0; i < providerList.size(); i++) { |
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int[] dtByProv = providerList.get(i).getDataType(); |
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for (int j = 0; j < dtByProv.length; j++) { |
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datatypes[k] = dtByProv[j]; |
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k++; |
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} |
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} |
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return datatypes;
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} |
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public String[] getURIByProvider() { |
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List<RasterProvider> providerList = getParameters().getProviders();
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String[] uris = new String[providerList.size()]; |
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for (int i = 0; i < uris.length; i++) { |
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uris[i] = providerList.get(i).getURIOfFirstProvider(); |
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} |
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return uris;
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} |
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public int getBandPositionByProvider(int band) { |
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return getSubBandByBandNumber(band)[1]; |
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} |
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public String getURIOfFirstProvider() { |
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List<RasterProvider> providerList = getParameters().getProviders();
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return providerList.get(0).getURIOfFirstProvider(); |
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} |
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|
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|
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public Extent getExtent() {
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List<RasterProvider> providerList = getParameters().getProviders();
|
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if(providerList != null && providerList.size() > 0) |
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return providerList.get(0).getExtent(); |
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return null; |
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} |
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|
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public AffineTransform getAffineTransform() { |
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List<RasterProvider> providerList = getParameters().getProviders();
|
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return providerList.get(0).getAffineTransform(); |
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} |
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|
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public void setAffineTransform(AffineTransform t) { |
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List<RasterProvider> providerList = getParameters().getProviders();
|
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for (int i = 0; i < providerList.size(); i++) { |
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providerList.get(i).setAffineTransform(t); |
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} |
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} |
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|
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public int getInternalProviderCount() { |
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return getParameters().getProviders().size();
|
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} |
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|
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public RasterProvider getInternalProvider(int i) { |
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return getParameters().getProviders().get(i);
|
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} |
401 |
|
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public int[] getBandCountByProvider() { |
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List<RasterProvider> providerList = getParameters().getProviders();
|
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int[] bc = new int[providerList.size()]; |
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for (int i = 0; i < bc.length; i++) { |
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bc[i] = providerList.get(i).getBandCount(); |
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} |
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return bc;
|
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} |
410 |
|
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public long[] getFileSizeByProvider() { |
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List<RasterProvider> providerList = getParameters().getProviders();
|
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long[] fs = new long[providerList.size()]; |
414 |
for (int i = 0; i < fs.length; i++) { |
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fs[i] = ((AbstractRasterProvider)providerList.get(i)).getFileSize(); |
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} |
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return fs;
|
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} |
419 |
|
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public Point2D rasterToWorld(Point2D pt) { |
421 |
List<RasterProvider> providerList = getParameters().getProviders();
|
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return providerList.get(0).rasterToWorld(pt); |
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} |
424 |
|
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public Point2D worldToRaster(Point2D pt) { |
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List<RasterProvider> providerList = getParameters().getProviders();
|
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return providerList.get(0).worldToRaster(pt); |
428 |
} |
429 |
|
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public boolean isInside(Point2D p){ |
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List<RasterProvider> providerList = getParameters().getProviders();
|
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return providerList.get(0).isInside(p); |
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} |
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|
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public double getCellSize() { |
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List<RasterProvider> providerList = getParameters().getProviders();
|
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return providerList.get(0).getCellSize(); |
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} |
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|
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public Statistics getStatistics() {
|
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if(stats == null || (stats instanceof MultiProviderStatistics && |
442 |
((MultiProviderStatistics)stats).getNumberOfProviders() != getParameters().getProviders().size())) { |
443 |
List<RasterProvider> providerList = getParameters().getProviders();
|
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stats = new MultiProviderStatistics(providerList, this); |
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} |
446 |
|
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return stats;
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} |
449 |
|
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public HistogramComputer getHistogramComputer() {
|
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if(histogram == null || |
452 |
(histogram instanceof MultiProviderHistogramComputer &&
|
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((MultiProviderHistogramComputer)histogram).getNumberOfProviders() != getParameters().getProviders().size())) { |
454 |
histogram = new MultiProviderHistogramComputer(this); |
455 |
} |
456 |
|
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return histogram;
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} |
459 |
|
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/**
|
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* A multiband provider doesn't have a color table because this will have
|
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* more than one band.
|
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*/
|
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public ColorTable getColorTable() {
|
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return null; |
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} |
467 |
|
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public boolean isOpen() { |
469 |
return open;
|
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} |
471 |
|
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public void close() { |
473 |
} |
474 |
|
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public String translateFileName(String fileName) { |
476 |
return fileName;
|
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} |
478 |
|
479 |
/**
|
480 |
* Asigna el extent de la vista actual. existe un fichero .rmf debemos hacer una transformaci�n
|
481 |
* de la vista asignada ya que la petici�n viene en coordenadas del fichero .rmf y la vista (v)
|
482 |
* ha de estar en coordenadas del fichero.
|
483 |
*/
|
484 |
public void setView(Extent e) { |
485 |
viewRequest = new ExtentImpl(e);
|
486 |
} |
487 |
|
488 |
public Extent getView() {
|
489 |
return viewRequest;
|
490 |
} |
491 |
|
492 |
public double getWidth() { |
493 |
List<RasterProvider> providerList = getParameters().getProviders();
|
494 |
if(providerList != null && providerList.size() > 0) { |
495 |
return providerList.get(0).getWidth(); |
496 |
} |
497 |
return 0; |
498 |
} |
499 |
|
500 |
public double getHeight() { |
501 |
List<RasterProvider> providerList = getParameters().getProviders();
|
502 |
if(providerList != null && providerList.size() > 0) { |
503 |
return providerList.get(0).getHeight(); |
504 |
} |
505 |
return 0; |
506 |
|
507 |
} |
508 |
|
509 |
public Object readBlock(int pos, int blockHeight, double scale) |
510 |
throws InvalidSetViewException, FileNotOpenException, RasterDriverException, ProcessInterruptedException {
|
511 |
return null; |
512 |
} |
513 |
|
514 |
/**
|
515 |
* Gets a number of provider and the band of this provider
|
516 |
* @param band
|
517 |
* @return
|
518 |
*/
|
519 |
private int[] getSubBandByBandNumber(int band) { |
520 |
List<RasterProvider> providerList = getParameters().getProviders();
|
521 |
int[] res = new int[2]; |
522 |
int acum = 0; |
523 |
for (int i = 0; i < providerList.size(); i++) { |
524 |
acum += providerList.get(i).getBandCount(); |
525 |
if(acum > band) {
|
526 |
res[0] = i;
|
527 |
int aux = (acum - providerList.get(i).getBandCount());
|
528 |
res[1] = band - aux;
|
529 |
return res;
|
530 |
} |
531 |
} |
532 |
return res;
|
533 |
} |
534 |
|
535 |
@Override
|
536 |
public void loadBuffer(SpiRasterQuery q) |
537 |
throws ProcessInterruptedException, RasterDriverException {
|
538 |
List<RasterProvider> providerList = getParameters().getProviders();
|
539 |
|
540 |
for (int i = 0; i < providerList.size(); i++) { |
541 |
SpiRasterQuery query = (SpiRasterQuery)q.clone(); |
542 |
BandList bandListByFile = createBandListByProvider(q.getBandList(), providerList.get(i)); |
543 |
query.setBandList(bandListByFile); |
544 |
providerList.get(i).getDataSet(q); |
545 |
} |
546 |
|
547 |
/*for (int i = 0; i < providerList.size(); i++) {
|
548 |
DefaultRasterStore store = new DefaultRasterStore();
|
549 |
store.setProvider(providerList.get(i));
|
550 |
RasterQuery query = ((DefaultRasterQuery)q).clone();
|
551 |
BandList bandListByFile = createBandListByProvider(q.getBandList(), providerList.get(i));
|
552 |
query.set
|
553 |
try {
|
554 |
store.query((RasterQuery)q);
|
555 |
} catch (QueryException e) {
|
556 |
throw new RasterDriverException("Error in query to the provider " + i, e);
|
557 |
}
|
558 |
}*/
|
559 |
} |
560 |
|
561 |
public Object getData(int x, int y, int band)throws InvalidSetViewException, FileNotOpenException, RasterDriverException { |
562 |
int[] sub = getSubBandByBandNumber(band); |
563 |
RasterProvider prov = getParameters().getProviders().get(sub[0]);
|
564 |
return prov.getData(x, y, sub[1]); |
565 |
} |
566 |
|
567 |
|
568 |
/*public Buffer getWindow(Extent extent, BandList bandList, Buffer rasterBuf, TaskStatus status)
|
569 |
throws ProcessInterruptedException, RasterDriverException {
|
570 |
providerList = getParameters().getProviders();
|
571 |
|
572 |
DefaultRasterQuery q = (DefaultRasterQuery)RasterLocator.getManager().createQuery();
|
573 |
q.setAreaOfInterest(extent);
|
574 |
q.setBandList(bandList);
|
575 |
q.setBuffer(rasterBuf);
|
576 |
|
577 |
for (int i = 0; i < providerList.size(); i++) {
|
578 |
rasterBuf = ((DefaultRasterProvider)providerList.get(i)).getDataSet(q);
|
579 |
}
|
580 |
return rasterBuf;
|
581 |
}*/
|
582 |
|
583 |
/*public Buffer getWindow(double ulx, double uly, double w, double h,
|
584 |
BandList bandList, Buffer rasterBuf, boolean adjustToExtent, TaskStatus status) throws ProcessInterruptedException, RasterDriverException {
|
585 |
providerList = getParameters().getProviders();
|
586 |
|
587 |
DefaultRasterQuery q = (DefaultRasterQuery)RasterLocator.getManager().createQuery();
|
588 |
q.setAreaOfInterest(ulx, uly, w, h);
|
589 |
q.setBandList(bandList);
|
590 |
q.setBuffer(rasterBuf);
|
591 |
q.setAdjustToExtent(adjustToExtent);
|
592 |
|
593 |
for (int i = 0; i < providerList.size(); i++) {
|
594 |
rasterBuf = ((DefaultRasterProvider)providerList.get(i)).getDataSet(q);
|
595 |
}
|
596 |
return rasterBuf;
|
597 |
}*/
|
598 |
|
599 |
/*public Buffer getWindow(Extent extent, int bufWidth, int bufHeight,
|
600 |
BandList bandList, Buffer rasterBuf, boolean adjustToExtent, TaskStatus status) throws ProcessInterruptedException, RasterDriverException {
|
601 |
providerList = getParameters().getProviders();
|
602 |
|
603 |
DefaultRasterQuery q = (DefaultRasterQuery)RasterLocator.getManager().createQuery();
|
604 |
q.setAreaOfInterest(extent, bufWidth, bufHeight);
|
605 |
q.setBuffer(rasterBuf);
|
606 |
q.setAdjustToExtent(adjustToExtent);
|
607 |
|
608 |
for (int i = 0; i < providerList.size(); i++) {
|
609 |
BandList bandListByFile = createBandListByProvider(bandList, providerList.get(i));
|
610 |
if(bandListByFile != null) {
|
611 |
q.setBandList(bandListByFile);
|
612 |
rasterBuf = ((DefaultRasterProvider)providerList.get(i)).getDataSet(q);
|
613 |
}
|
614 |
}
|
615 |
return rasterBuf;
|
616 |
}*/
|
617 |
|
618 |
/**
|
619 |
* Creates a <code>BandList</code> for each provider of this <code>MultiFileProvider</code>.
|
620 |
* When a request is made, the <code>BandList</code> is global for all files. A specific
|
621 |
* <code>BandList</code> has to be built for each provider.
|
622 |
* @param globalBandList
|
623 |
* @param provider
|
624 |
* @return
|
625 |
*/
|
626 |
private BandList createBandListByProvider(BandList globalBandList, RasterProvider provider) {
|
627 |
if(provider.isTiled()) {
|
628 |
//Si los proveedores que hay por debajo son tileados estos crear�n su propio buffer para escribir
|
629 |
//cada tile. Por ello no usar� el buffer que viene del store. Esto quiere decir que el BandList ha
|
630 |
//de ser distinto para que escriba bien en su buffer
|
631 |
|
632 |
//TODO: De momento no se permiten MultiFiles con proveedores tileados. Esto es porque
|
633 |
//los tiles crean su propio buffer y no escriben en el buffer creado en el Store
|
634 |
|
635 |
} else {
|
636 |
BandList bandListByFile = new BandListImpl();
|
637 |
for (int i = 0; i < provider.getBandCount(); i++) { |
638 |
try {
|
639 |
bandListByFile.addBand(new DatasetBandImpl(provider.getURI(), i, provider.getDataType()[0], provider.getBandCount())); |
640 |
} catch (BandNotFoundInListException e1) {
|
641 |
} |
642 |
} |
643 |
|
644 |
boolean areThereBandsToDraw = false; |
645 |
for (int i = 0; i < provider.getBandCount(); i++) { |
646 |
int[] bandsToDrawByProviderBand = globalBandList.getBufferBandToDraw(provider.getURI(), i); |
647 |
if(bandsToDrawByProviderBand != null) { |
648 |
areThereBandsToDraw = true;
|
649 |
for (int j = 0; j < bandsToDrawByProviderBand.length; j++) { |
650 |
bandListByFile.getBand(i).addPositionToDrawInBuffer(bandsToDrawByProviderBand[j]); |
651 |
} |
652 |
} |
653 |
} |
654 |
|
655 |
if(areThereBandsToDraw)
|
656 |
return bandListByFile;
|
657 |
} |
658 |
return null; |
659 |
} |
660 |
|
661 |
/*public Buffer getWindow(int x, int y, int w, int h,
|
662 |
BandList bandList, Buffer rasterBuf, TaskStatus status) throws ProcessInterruptedException, RasterDriverException {
|
663 |
providerList = getParameters().getProviders();
|
664 |
DefaultRasterQuery q = (DefaultRasterQuery)RasterLocator.getManager().createQuery();
|
665 |
q.setAreaOfInterest(x, y, w, h);
|
666 |
q.setBandList(bandList);
|
667 |
q.setBuffer(rasterBuf);
|
668 |
for (int i = 0; i < providerList.size(); i++) {
|
669 |
rasterBuf = ((DefaultRasterProvider)providerList.get(i)).getDataSet(q);
|
670 |
}
|
671 |
return rasterBuf;
|
672 |
}*/
|
673 |
|
674 |
public int getBlockSize() { |
675 |
return 0; |
676 |
} |
677 |
|
678 |
public ColorInterpretation getColorInterpretation() {
|
679 |
if(super.getColorInterpretation() == null) { |
680 |
String[] cis = new String[getBandCount()]; |
681 |
for (int i = 0; i < cis.length; i++) { |
682 |
if(i == 0) |
683 |
cis[i] = ColorInterpretation.GRAY_BAND; |
684 |
else
|
685 |
cis[i] = ColorInterpretation.UNDEF_BAND; |
686 |
} |
687 |
setColorInterpretation(new DataStoreColorInterpretation(cis));
|
688 |
} |
689 |
return super.getColorInterpretation(); |
690 |
} |
691 |
|
692 |
public DataStoreTransparency getTransparency() {
|
693 |
if(fileTransparency == null) |
694 |
fileTransparency = new DataStoreTransparency(getColorInterpretation());
|
695 |
return fileTransparency;
|
696 |
} |
697 |
|
698 |
/**
|
699 |
* Informa de si el driver ha supersampleado en el �ltimo dibujado. Es el driver el que colocar�
|
700 |
* el valor de esta variable cada vez que dibuja.
|
701 |
* @return true si se ha supersampleado y false si no se ha hecho.
|
702 |
*/
|
703 |
public boolean isSupersampling() { |
704 |
return false; |
705 |
} |
706 |
|
707 |
public int getOverviewCount(int band) throws BandAccessException, RasterDriverException { |
708 |
if(band >= getBandCount())
|
709 |
throw new BandAccessException("Wrong band"); |
710 |
return 0; |
711 |
} |
712 |
|
713 |
public int getOverviewWidth(int band, int overview) throws BandAccessException, RasterDriverException { |
714 |
if (band >= getBandCount())
|
715 |
throw new BandAccessException("Wrong band"); |
716 |
return 0; |
717 |
} |
718 |
|
719 |
public int getOverviewHeight(int band, int overview) throws BandAccessException, RasterDriverException { |
720 |
if (band >= getBandCount())
|
721 |
throw new BandAccessException("Wrong band"); |
722 |
return 0; |
723 |
} |
724 |
|
725 |
public boolean isMultiFile() { |
726 |
return true; |
727 |
} |
728 |
|
729 |
public boolean isOverviewsSupported() { |
730 |
return true; |
731 |
} |
732 |
|
733 |
public boolean isReproyectable() { |
734 |
return true; |
735 |
} |
736 |
|
737 |
public String getProviderName() { |
738 |
return NAME;
|
739 |
} |
740 |
|
741 |
public void setStatus(RasterProvider provider) { |
742 |
if(provider instanceof MultiFileProvider) { |
743 |
//Not implemented yet
|
744 |
} |
745 |
} |
746 |
|
747 |
public boolean isTimeSupported() { |
748 |
return true; |
749 |
} |
750 |
|
751 |
public String getURIByBand(int band) { |
752 |
int[] sub = getSubBandByBandNumber(band); |
753 |
RasterProvider prov = getParameters().getProviders().get(sub[0]);
|
754 |
return prov.getURIOfFirstProvider();
|
755 |
} |
756 |
|
757 |
public void addFile(String file) throws InvalidSourceException { |
758 |
ProviderServices provServ = RasterLocator.getManager().getProviderServices(); |
759 |
DataManagerProviderServices dataManager = (DataManagerProviderServices)DALLocator.getDataManager(); |
760 |
|
761 |
// if(providerList.size() > 0 && providerList.get(0).isTiled()) {
|
762 |
// //Comentado hasta que se puedan incorporar fuentes tileadas a aun MultiFile
|
763 |
// //en su lugar se sustituye el primer proveedor tileado por uno sin tilear
|
764 |
//
|
765 |
// RasterDataParameters storeParameters = provServ.createParametersForTiledFiled(file);
|
766 |
//
|
767 |
// try {
|
768 |
// RasterProvider newFileProv = (RasterProvider)dataManager.createProvider(storeServices, storeParameters);
|
769 |
// if(checkNewProvider(newFileProv)) {
|
770 |
// getParameters().addProvider(newFileProv);
|
771 |
// }
|
772 |
// } catch (InitializeException e) {
|
773 |
// throw new InvalidSourceException("", e);
|
774 |
// } catch (ProviderNotRegisteredException e) {
|
775 |
// throw new InvalidSourceException("", e);
|
776 |
// }
|
777 |
// }
|
778 |
|
779 |
setFirstProviderToNotTiled(); |
780 |
|
781 |
List<RasterDataParameters> storeParametersList = provServ.createParametersList(file);
|
782 |
|
783 |
for (int j = 0; j < storeParametersList.size(); j++) { |
784 |
RasterProvider newFileProv; |
785 |
try {
|
786 |
newFileProv = (RasterProvider)dataManager.createProvider(storeServices, storeParametersList.get(j)); |
787 |
if(!newFileProv.isTiled() && checkNewProvider(newFileProv)) {
|
788 |
getParameters().addProvider(newFileProv); |
789 |
} |
790 |
} catch (InitializeException e) {
|
791 |
throw new InvalidSourceException("", e); |
792 |
} catch (ProviderNotRegisteredException e) {
|
793 |
throw new InvalidSourceException("", e); |
794 |
} |
795 |
} |
796 |
} |
797 |
|
798 |
private void setFirstProviderToNotTiled() throws InvalidSourceException { |
799 |
List<RasterProvider> providerList = getParameters().getProviders();
|
800 |
if(providerList == null || providerList.size() <= 0 || !providerList.get(0).isTiled()) |
801 |
return;
|
802 |
|
803 |
//Si el primer proveedor es tileado se cambia a no tileado
|
804 |
DataManagerProviderServices dataManager = (DataManagerProviderServices)DALLocator.getDataManager(); |
805 |
ProviderServices provServ = RasterLocator.getManager().getProviderServices(); |
806 |
|
807 |
RasterDataParameters firstDataParameters = providerList.get(0).getDataParameters();
|
808 |
String uri = firstDataParameters.getURI();
|
809 |
|
810 |
List<RasterDataParameters> storeParametersList = provServ.createParametersList(uri);
|
811 |
|
812 |
for (int j = 0; j < storeParametersList.size(); j++) { |
813 |
RasterProvider newFileProv; |
814 |
try {
|
815 |
newFileProv = (RasterProvider)dataManager.createProvider(storeServices, storeParametersList.get(j)); |
816 |
if(!newFileProv.isTiled() && checkNewProvider(newFileProv)) {
|
817 |
getParameters().setFirstProvider(newFileProv); |
818 |
} |
819 |
} catch (InitializeException e) {
|
820 |
throw new InvalidSourceException("Error replacing the first provider", e); |
821 |
} catch (ProviderNotRegisteredException e) {
|
822 |
throw new InvalidSourceException("Error replacing the first provider", e); |
823 |
} |
824 |
} |
825 |
} |
826 |
|
827 |
public void removeFile(String file) { |
828 |
getParameters().removeProvider(file); |
829 |
} |
830 |
|
831 |
public TileServer getTileServer() {
|
832 |
if(tileServer == null) { |
833 |
DefaultRasterStore store = new DefaultRasterStore();
|
834 |
store.setProvider(this);
|
835 |
tileServer = new FileTileServer(store);
|
836 |
} |
837 |
return tileServer;
|
838 |
} |
839 |
} |