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gvsig-raster / org.gvsig.raster.tilecache / trunk / org.gvsig.raster.tilecache / org.gvsig.raster.tilecache.io / src / main / java / org / gvsig / raster / tilecache / io / TileProvider.java @ 1356

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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.tilecache.io;
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import java.awt.Image;
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import java.awt.geom.AffineTransform;
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import java.awt.geom.NoninvertibleTransformException;
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import java.awt.geom.Point2D;
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import java.io.File;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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import java.lang.reflect.Constructor;
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import java.lang.reflect.InvocationTargetException;
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import java.util.ArrayList;
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import org.gvsig.compat.net.ICancellable;
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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.RasterLibrary;
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import org.gvsig.fmap.dal.coverage.RasterLocator;
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import org.gvsig.fmap.dal.coverage.dataset.Buffer;
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import org.gvsig.fmap.dal.coverage.datastruct.BandList;
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import org.gvsig.fmap.dal.coverage.datastruct.DatasetBand;
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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.NotSupportedExtensionException;
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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.exception.RemoteServiceException;
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import org.gvsig.fmap.dal.coverage.exception.RmfSerializerException;
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import org.gvsig.fmap.dal.coverage.store.parameter.MultiDimensionalStoreParameters;
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import org.gvsig.fmap.dal.coverage.store.parameter.RasterDataParameters;
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import org.gvsig.fmap.dal.coverage.store.parameter.RemoteStoreParameters;
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import org.gvsig.fmap.dal.coverage.store.parameter.TileDataParameters;
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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.Transparency;
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import org.gvsig.fmap.dal.coverage.util.MathUtils;
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import org.gvsig.fmap.dal.coverage.util.RasterUtils;
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import org.gvsig.fmap.dal.exception.InitializeException;
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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.Tile;
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import org.gvsig.raster.cache.tile.TileCache;
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import org.gvsig.raster.cache.tile.TileCacheLibrary;
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import org.gvsig.raster.cache.tile.TileCacheLocator;
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import org.gvsig.raster.cache.tile.TileCacheManager;
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import org.gvsig.raster.cache.tile.exception.TileBuildException;
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import org.gvsig.raster.cache.tile.exception.TileGettingException;
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import org.gvsig.raster.cache.tile.layer.TiledLayer;
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import org.gvsig.raster.cache.tile.provider.CacheStruct;
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import org.gvsig.raster.cache.tile.provider.TileListener;
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import org.gvsig.raster.cache.tile.provider.TileServer;
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import org.gvsig.raster.impl.buffer.DefaultRasterQuery;
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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.DefaultRasterProvider;
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import org.gvsig.raster.impl.provider.MemoryMatrixBuffer;
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import org.gvsig.raster.impl.provider.RasterProvider;
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import org.gvsig.raster.impl.provider.RemoteRasterProvider;
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import org.gvsig.raster.impl.provider.TiledRasterProvider;
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import org.gvsig.raster.impl.store.DefaultStoreFactory;
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import org.gvsig.raster.impl.store.properties.RemoteDataStoreStatistics;
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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.gvsig.tools.task.TaskStatus;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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102
/**
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 * Provider for WMTS service
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 *
105
 * @author Nacho Brodin (nachobrodin@gmail.com)
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 */
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public class TileProvider extends DefaultRasterProvider implements TiledRasterProvider {
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        public static String                NAME                     = "Tile Store";
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        public static String                DESCRIPTION              = "Raster Tiled Source";
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        public static final String          METADATA_DEFINITION_NAME = "TileStore";
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        private static final Logger         logger                   = LoggerFactory.getLogger(TileProvider.class);
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        private RasterProvider              provider                 = null;
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        private boolean                     open                     = false;
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        private Extent                      viewRequest              = null;
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        private TiledLayer                  tiledLayer               = null;
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        private RasterUtils                 util                     = RasterLocator.getManager().getRasterUtils();
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        private MathUtils                   math                     = RasterLocator.getManager().getMathUtils();
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        private TileServer                  secondLevelTileServer    = null;
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        public static void register() {                
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                DataManagerProviderServices dataman = (DataManagerProviderServices) DALLocator.getDataManager();
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                if (dataman != null && !dataman.getStoreProviders().contains(NAME)) {
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                        dataman.registerStoreProvider(NAME,
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                                        TileProvider.class, TileDataParametersImpl.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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                                        TileServerExplorer.class);*/
131
                
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                if (!dataman.getExplorerProviders().contains(TileServerExplorer.NAME)) {
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                        dataman.registerExplorerProvider(TileServerExplorer.NAME, TileServerExplorer.class, TileServerExplorerParameters.class);
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                }
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                dataman.registerStoreFactory(NAME, DefaultStoreFactory.class);
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        }
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        /**
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         * Loads the specific provider to download data
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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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        private RasterProvider loadProvider(TileDataParametersImpl params, DataStoreProviderServices storeServices) throws ProviderNotRegisteredException, InitializeException {
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                Object obj = params.getDataParameters();
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                DataManagerProviderServices dataManager = (DataManagerProviderServices)DALLocator.getDataManager();
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                DataStoreProvider prov = null;
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                if(obj != null && obj instanceof DataStoreParameters) //Remote 
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                        prov = dataManager.createProvider(storeServices, (DataStoreParameters)obj);
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                else { //File
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                        if(params.getFile() != 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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                                //Gets the list of provider's name to manage the file
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                                ArrayList<String> provName = serverExplorer.getProviderNameList(params.getFile());
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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(NAME) != 0) {
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                                                        DataStoreParameters newparams = dataManager.createStoreParameters(provName.get(i));
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                                                        ((FilesystemStoreParameters)newparams).setFile(params.getFile()); 
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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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                }
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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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         * Gets the internal provider used to feed the TileProvider
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         * @return
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         */
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        public RasterProvider getInternalProvider() {
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                return provider;
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        }
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        /*
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         * (non-Javadoc)
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         * @see org.gvsig.raster.impl.provider.RasterProvider#getImageLegend()
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         */
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        public Image getImageLegend() {
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                return provider.getImageLegend();
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        }
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        /*
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         * (non-Javadoc)
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         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getFileSuffix()
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         */
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        public String getFileSuffix() {
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                try {
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                        return provider instanceof RemoteRasterProvider ? provider.getFileSuffix() : "tif";
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                } catch(Throwable e) {
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                        //if wmts doesn't exists in the classpath
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                        return "tif";
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                }
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        }
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        /*
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         * (non-Javadoc)
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         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getRMFFile()
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         */
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        public String getRMFFile() {
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                TileCacheManager  manager = TileCacheLocator.getManager();
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                TileCache tileCache = manager.getTileCache(RasterLibrary.pathTileCache);
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                String path = tiledLayer.getBaseLayerDirectory().substring(0, tiledLayer.getBaseLayerDirectory().lastIndexOf(File.separator) + 1) + 
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                                          tileCache.getConfigurationDirectory() + File.separator + 
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                                          tiledLayer.getID() + ".rmf";
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                try {
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                        if(!new File(path).exists() && 
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                                provider != null && 
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                                provider.getRMFFile() != null &&
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                                new File(provider.getRMFFile()).exists()) 
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                                RasterLocator.getManager().getFileUtils().copyFile(provider.getRMFFile(), path);
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                        if(provider != null && provider.getColorTable() != null) {        
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                                ColorTable colorTable = provider.getColorTable();
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                                RasterLocator.getManager().getProviderServices().saveObjectToRmfFile(path, ColorTable.class, colorTable);
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                        }
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                } catch (LocatorException e) {
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                        logger.info("No se ha podido copiar el fichero RMF a la capa tileada", e);
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                } catch (FileNotFoundException e) {
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                        logger.info("No se ha podido copiar el fichero RMF a la capa tileada", e);
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                } catch (IOException e) {
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                        logger.info("No se ha podido copiar el fichero RMF a la capa tileada", e);
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                } catch (RmfSerializerException e) {
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                        logger.info("No se ha podido copiar la tabla de color a la capa tileada", e);
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                }
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                return path;
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        }
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        public TileProvider() throws NotSupportedExtensionException {
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                super();
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        }
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        /*
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         * (non-Javadoc)
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         * @see org.gvsig.raster.impl.provider.RasterProvider#registerTileProviderFormats(java.lang.Class)
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         */
262
        public void registerTileProviderFormats(Class<RasterProvider> c) {
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        }
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        /**
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         * Assigns the provider associated to this tile server
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         * @param prov
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         * @throws NotSupportedExtensionException 
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         */
271
        public void setProvider(RasterProvider prov) throws InitializeException  {
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                this.provider = prov;
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                init(getDataStoreParameters(), getStoreServices());
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        }
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        public TileProvider(TileDataParametersImpl params,
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                        DataStoreProviderServices storeServices) throws InitializeException {
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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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                if(!params.isSecondLevelCache()) {
283
                        try {
284
                                provider = loadProvider(params, storeServices);
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                        } catch (ProviderNotRegisteredException e) {
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                                throw new InitializeException("Provider not registered", e);
287
                        }
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                        init(params, storeServices);
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                        if(provider.getFileSizeByProvider() != null && provider.getFileSizeByProvider().length > 0)
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                                fileSize = provider.getFileSizeByProvider()[0];
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                }
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        }
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        /**
295
         * Creates the second level cache if the client has set a <code>TileServer</code> and the
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         * <code>CacheStruct</code> is different that the old one. 
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         * <UL>
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         * <LI>First level cache without TileServer from the client: do nothing</LI>
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         * <LI>First level cache with TileServer from the client and the structure is 
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         * different to the old one: Builds a second level TileProvider</LI>
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         * <LI>First level cache with TileServer from the client and the structure is 
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         * equal to the old one: do nothing</LI>
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         * <LI>Second level cache: sets the TileServer</LI>
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         * </UL>
305
         * @param params
306
         * @param storeServices
307
         * @throws NotSupportedExtensionException
308
         */
309
        /*private void createsSecondLevelCache(TileDataParametersImpl params) throws NotSupportedExtensionException {
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                //Se obtiene el TileServer que haya pasado el cliente en los par?metros si ha pasado alguno.
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                TileServer tileServer = params.getTileServer();
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                //Se obtiene el CacheStruct y se compara con el del provider
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                CacheStruct cacheStruct = null;
314
                if(tileServer != null)
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                        cacheStruct = tileServer.getStruct();
316
                
317
                if(params.isSecondLevelCache()) { //Cache de segundo nivel
318
                        this.secondLevelTileServer = tileServer;
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                } else if(cacheStruct != null && !provider.getTileServer().getStruct().compare(cacheStruct)) { //Cache de primer nivel
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                        //Si son distintos habr? que crear una cach? de segundo nivel por lo que creamos un nuevo TileProvider
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                        //que tenga como par?metro el provider viejo
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                        TileDataParametersImpl par = new TileDataParametersImpl();
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                        par.setDataParameters(provider.getDataParameters());
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                        par.setTileServer(tileServer);
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                        par.setSecondLevelCache(true);
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                        TileProvider newProvider = new TileProvider(par, null);
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                        newProvider.setProvider(this.provider);
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                        //Al TileProvider actual se le asigna como provider el TileProvider creado
329
                        this.provider = newProvider;
330
                }
331
        }*/
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        /**
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         * Crea las referencias al fichero y carga
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         * las estructuras con la informaci?n y los metadatos.
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         * @param proj Proyecci?n
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         * @param param Parametros de carga
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         * @throws NotSupportedExtensionException
339
         */
340
        public void init (DataStoreParameters params,
341
                        DataStoreProviderServices storeServices) throws InitializeException  {
342
                setParam(storeServices, params);
343
                open = true;
344
                setDataType(provider.getDataType());
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                bandCount = provider.getBandCount();
346
                //if(getColorInterpretation() == null)
347
                        setColorInterpretation(provider.getColorInterpretation());
348
                /*else
349
                        getColorInterpretation().addColorInterpretation(provider.getColorInterpretation());*/
350
                setColorTable(provider.getColorTable());
351
                noData = provider.getNoDataValue();
352
                setFName(provider.getURIOfFirstProvider());
353
                try {
354
                        wktProjection = provider.getWktProjection();
355
                } catch (RasterDriverException e) {
356
                }
357
                ownTransformation = provider.getAffineTransform();
358
                externalTransformation = (AffineTransform)ownTransformation.clone();
359
                
360
                createTiledLayer();
361
                
362
                //Force to deletes the layer if the flag is to true
363
                if(tiledLayer != null) {
364
                        if(param instanceof TileDataParameters) {
365
                                if(((TileDataParameters)param).isDeletingCache()) {
366
                                        TileCacheManager  manager = TileCacheLocator.getManager();
367
                                        TileCache tileCache = manager.getTileCache(RasterLibrary.pathTileCache);
368
                                        tileCache.removeLayer(tiledLayer);
369
                                        ((TileDataParameters)param).deleteCache(false);
370
                                }
371
                        }
372
                }
373
                
374
                if(provider instanceof RemoteRasterProvider)
375
                        stats = new RemoteDataStoreStatistics(provider);
376
        }
377
        
378
        /**
379
         * Creates a new tiled layer if this hasn't been created yet or the ID has changed. 
380
         * An ID could changed because the file type has changed when the user uses WMTS properties.
381
         */
382
        private void createTiledLayer() {
383
                TileCacheManager  manager = TileCacheLocator.getManager();
384
                TileCache tileCache = manager.getTileCache(RasterLibrary.pathTileCache);
385
                TiledLayer newLayer = tileCache.createLayer(provider.getTileServer(), TileCacheLibrary.DEFAULT_STRUCTURE);
386
                if(tiledLayer == null || newLayer.getID().compareTo(tiledLayer.getID()) != 0)
387
                        tiledLayer = newLayer;
388
        }
389
        
390
        /*
391
         * (non-Javadoc)
392
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getZoomLevels()
393
         */
394
        public int getZoomLevels() {
395
                if(provider.getTileServer() != null)
396
                        return provider.getTileServer().getStruct().getNumberOfLevels();
397
                return 0;
398
        }
399
        
400
        /*
401
         * (non-Javadoc)
402
         * @see org.gvsig.raster.impl.provider.RasterProvider#getNearestLevel(double)
403
         */
404
        public int getNearestLevel(double pixelSize) {
405
                double[] pixelSizes = getPixelSizeByLevel();
406
                for (int i = 0; i < pixelSizes.length - 1; i++) {
407
                        if(pixelSize <= pixelSizes[i] && pixelSize > pixelSizes[i + 1]) {
408
                                return i;
409
                        }
410
                }
411
                if(pixelSize < pixelSizes[getZoomLevels() - 1])
412
                        return getZoomLevels() - 1;
413
                return 0;
414
        }
415
        
416
        /**
417
         * Returns a list of pixel sizes by level
418
         * @return
419
         */
420
        public double[] getPixelSizeByLevel() {
421
                double[] list = new double[getZoomLevels()];
422
                CacheStruct struct = provider.getTileServer().getStruct();
423
                for (int i = 0; i < struct.getNumberOfLevels(); i++) {
424
                        list[i] = math.adjustDouble(struct.getPixelSizeByLevel(i));
425
                }
426
                return list;
427
        }
428
        
429
        /*
430
         * (non-Javadoc)
431
         * @see org.gvsig.raster.impl.provider.RasterProvider#getCoordsInTheNearestLevel(org.gvsig.fmap.dal.coverage.datastruct.Extent, int, int)
432
         */
433
        public Extent getCoordsInTheNearestLevel(Extent extent, int w, int h) {
434
                double[] pixelSizes = getPixelSizeByLevel();
435
                double currentPixelSize = extent.width() / (double)w;
436
                
437
                int level = 0;
438
                for (int i = 0; i < (pixelSizes.length - 1); i++) {
439
                        if(currentPixelSize < pixelSizes[i] && currentPixelSize >= pixelSizes[i + 1]) {
440
                                level = i + 1;
441
                                break;
442
                        }
443
                }
444
                
445
                return getZoomLevelCoordinates(level, extent, w, h);
446
        }
447
        
448
        /*
449
         * (non-Javadoc)
450
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getCoordsInLevel(java.awt.geom.Point2D, int, int, int)
451
         */
452
        public Extent getCoordsInLevel(Point2D viewCenter, int level, int w, int h) {
453
                level = adjustLevel(level);
454
                double pixelSize = provider.getTileServer().getStruct().getPixelSizeByLevel(level);
455
                
456
                double ulx = viewCenter.getX() - ((w / 2) * pixelSize);
457
                double uly = viewCenter.getY() - ((h / 2) * pixelSize);
458
                double lrx = ulx + (w * pixelSize);
459
                double lry = uly + (h * pixelSize);
460
                return new ExtentImpl(ulx, uly, lrx, lry);
461
        }
462
        
463
        /**
464
         * Adjust de level to the range
465
         * @param level
466
         * @return
467
         */
468
        private int adjustLevel(int level) {
469
                if(level < 0)
470
                        level = 0;
471
                if(level > getZoomLevels())
472
                        level = getZoomLevels();
473
                return level;
474
        }
475
        
476
        /*
477
         * (non-Javadoc)
478
         * @see org.gvsig.fmap.dal.coverage.dataset.RasterDataSet#getAffineTransform()
479
         */
480
        public AffineTransform getAffineTransform() {
481
                return provider.getAffineTransform();
482
        }
483
        
484
        /**
485
         * Obtiene el objeto que contiene el estado de la transparencia
486
         */
487
        public Transparency getTransparency() {
488
                return provider.getTransparency();
489
        }
490
        
491
        /**
492
         * Gets the bounding box in world coordinates. If the layer has grid subsets (TileMatrixLimits) then
493
         * this will have a only extent but if the layer doesn't have grid subsets then this will have a different
494
         * extent in each level resolution. In this case we need to know the extent for each level.
495
         * @return Extent
496
         */
497
        public Extent getExtent() {
498
                return provider.getExtent();
499
        }
500

    
501
        /*
502
         * (non-Javadoc)
503
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#load()
504
         */
505
        public RasterProvider load() {
506
                return this;
507
        }
508
        
509
        /*
510
         * (non-Javadoc)
511
         * @see org.gvsig.raster.impl.provider.RasterProvider#isOpen()
512
         */
513
        public boolean isOpen() {
514
                return open;
515
        }
516

    
517
        /*
518
         * (non-Javadoc)
519
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#isTiled()
520
         */
521
        public boolean isTiled() {
522
                return true;
523
        }
524
        
525
        /*
526
         * (non-Javadoc)
527
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#close()
528
         */
529
        public void close() {
530
                open = false;
531
                if(provider != null)
532
                        provider.close();
533
        }
534
        
535
        /*
536
         * (non-Javadoc)
537
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#translateFileName(java.lang.String)
538
         */
539
        public String translateFileName(String fileName) {
540
                return fileName;
541
        }
542

    
543
        /*
544
         * (non-Javadoc)
545
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#setView(org.gvsig.fmap.dal.coverage.datastruct.Extent)
546
         */
547
        public void setView(Extent e) {
548
                viewRequest = e;
549
        }
550

    
551
        /*
552
         * (non-Javadoc)
553
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getView()
554
         */
555
        public Extent getView() {
556
                return viewRequest;
557
        }
558

    
559
        /*
560
         * (non-Javadoc)
561
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWidth()
562
         */
563
        public double getWidth() {
564
                return provider.getWidth();
565
        }
566

    
567
        /*
568
         * (non-Javadoc)
569
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getHeight()
570
         */
571
        public double getHeight() {
572
                return provider.getHeight();
573
        }
574

    
575
        /*
576
         * (non-Javadoc)
577
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#readCompleteLine(int, int)
578
         */
579
        public Object readCompleteLine(int line, int band)
580
                throws InvalidSetViewException, FileNotOpenException, RasterDriverException {
581
                return null;
582
        }
583
        
584
        public File getFileLayer() throws RasterDriverException {
585
                return null;
586
        }
587

    
588
        /**
589
         * Reads a complete block of data and returns an tridimensional array of the right type. This function is useful
590
         * to read a file very fast without setting a view. 
591
         * 
592
         * @param pos Posici?n donde se empieza  a leer
593
         * @param blockHeight Altura m?xima del bloque leido
594
         * @return Object que es un array tridimendional del tipo de datos del raster. (Bandas X Filas X Columnas)
595
         * @throws InvalidSetViewException
596
         * @throws FileNotOpenException
597
         * @throws RasterDriverException
598
         */
599
        public Object readBlock(int pos, int blockHeight, double scale) 
600
        throws InvalidSetViewException, FileNotOpenException, RasterDriverException, ProcessInterruptedException {
601
                return provider.readBlock(pos, blockHeight, scale);
602
        }
603

    
604
        /*
605
         * (non-Javadoc)
606
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getData(int, int, int)
607
         */
608
        public Object getData(int x, int y, int band)
609
                throws InvalidSetViewException, FileNotOpenException, RasterDriverException {
610
                return provider.getData(x, y, band);
611
        }
612
        
613
        /**
614
         * Assigns the list of bands RGB and read a window of data
615
         * @param rasterBuf
616
         * @param bandList
617
         * @param lastFile
618
         * @param ulx
619
         * @param uly
620
         * @param lrx
621
         * @param lry
622
         * @return
623
         * @throws RasterDriverException
624
         * @throws ProcessInterruptedException
625
         */
626
        public Buffer getBuffer(Buffer rasterBuf, BandList bandList, File lastFile, 
627
                        double ulx, double uly, double lrx, double lry) throws RasterDriverException, ProcessInterruptedException {
628
                return null;
629
        }
630
        
631
        /**
632
         * Calculates the extent of a zoom level using other extent as a reference. The new extent is 
633
         * calculated with the same coordinate at the center. 
634
         * @param level
635
         * @param extent
636
         * @param w
637
         * @param h
638
         * @return
639
         */
640
        public Extent getZoomLevelCoordinates(int level, Extent extent, int w, int h) {
641
                double centerX = extent.getCenterX();
642
                double centerY = extent.getCenterY();
643
                return getCoordsInLevel(new Point2D.Double(centerX, centerY), level, w, h);
644
        }
645
        
646
        /**
647
         * Gets the tile list in a selected extent
648
         * @param ex
649
         * @param bandList
650
         * @param bufWidth
651
         * @param bufHeight
652
         * @return
653
         * @throws TileBuildException 
654
         */
655
        private ArrayList<Tile> getTileList(Extent ex, BandList bandList, int bufWidth, int bufHeight) throws TileBuildException {
656
                TileServer tileServer = provider.getTileServer();
657
                CacheStruct struct = tileServer.getStruct();
658
                tileServer.setFileSuffix(getFileSuffix());
659
                
660
                createTiledLayer(); //Creates a new layer when the file type changes
661
                
662
                Extent adjustedExtent = util.intersection(provider.getExtent(), ex);
663
                double newBufWidth = (adjustedExtent.width() * bufWidth) / ex.width();
664
                double pixelSizeRequest = adjustedExtent.width() / newBufWidth; 
665
                
666
                ArrayList<Tile> tileList = struct.getTileList(new Point2D.Double(adjustedExtent.getULX(), adjustedExtent.getULY()), 
667
                                new Point2D.Double(adjustedExtent.getLRX(), adjustedExtent.getLRY()), 
668
                                pixelSizeRequest);
669
                
670
                for (int i = 0; i < tileList.size(); i++) {
671
                        loadTileTimeParameters(tileList.get(i));
672
                }
673
                
674
                for (int i = 0; i < tileList.size(); i++) {
675
                        tileList.get(i).setDownloaderParams("BandList", bandList.clone());
676
                }
677
                return tileList;
678
        }
679
        
680
        /**
681
         * Loads the multidimensional parameters in a tile 
682
         * @param tile
683
         */
684
        private void loadTileTimeParameters(Tile tile) {
685
                if(provider.getDataParameters() instanceof MultiDimensionalStoreParameters) {
686
                        MultiDimensionalStoreParameters par = (MultiDimensionalStoreParameters)provider.getDataParameters();
687
                        tile.setVariable(par.getStringVariable());
688
                        tile.setZ(par.getStringLevel());
689
                        tile.setTimeInstant(par.getStringTime());
690
                }
691
        }
692
        
693
        /*
694
         * (non-Javadoc)
695
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#needEnhanced()
696
         */
697
        public boolean needEnhanced() {
698
                return provider.needEnhanced();
699
        }
700
        
701
        /*
702
         * (non-Javadoc)
703
         * @see org.gvsig.raster.impl.provider.TiledRasterProvider#getTile(int, int, int, org.gvsig.fmap.dal.coverage.datastruct.Extent, org.gvsig.raster.cache.tile.provider.CacheStruct)
704
         */
705
        public Tile getTile(DefaultRasterQuery q) throws TileGettingException {
706
                //q.getResolutionLevel(), q.getTileCol(), q.getTileRow(), q.getBBox(), q.getCacheStruct()
707
                if(q.getCacheStruct() == null)
708
                        q.setCacheStruct(provider.getTileServer().getStruct());
709
                else
710
                        provider.getTileServer().setStruct(q.getCacheStruct());
711
                
712
                Tile tile = null;
713
                try {
714
                        tile = q.getCacheStruct().getTileStructure(
715
                                        q.getResolutionLevel(), q.getTileCol(), q.getTileRow(), 
716
                                        new Point2D.Double(q.getBBox().getULX(), q.getBBox().getULY()), 
717
                                        new Point2D.Double(q.getBBox().getLRX(), q.getBBox().getLRY()));
718
                } catch (TileBuildException e1) {
719
                        throw new TileGettingException(e1);
720
                }
721
                
722
                loadTileTimeParameters(tile);
723
                
724
                //Creamos un BandList con todas las bandas del fichero
725
                BandList bandList = new BandListImpl();
726
                for(int i = 0; i < provider.getBandCount(); i++) {
727
                        try {
728
                                DatasetBand band = new DatasetBandImpl(provider.getURIOfFirstProvider(), i, provider.getDataType()[i], provider.getBandCount());
729
                                bandList.addBand(band, i);
730
                        } catch(BandNotFoundInListException e) {
731
                                //No a?adimos la banda
732
                        }
733
                }
734
                bandList.setDrawableBands(new int[]{0, 1, 2});
735
                
736
                tile.setDownloaderParams("BandList", bandList);
737
                createTiledLayer();
738
                return tiledLayer.getTile(tile);
739
        }
740

    
741
        /*
742
         * (non-Javadoc)
743
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWindowRaster(org.gvsig.fmap.dal.coverage.datastruct.Extent, int, int, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.raster.cache.tile.provider.TileListener)
744
         */
745
        public void getWindow(Extent ex, int bufWidth, int bufHeight, 
746
                        BandList bandList, TileListener listener, TaskStatus taskStatus) throws ProcessInterruptedException, RasterDriverException {
747
                try {
748
                        ArrayList<Tile> tileList = getTileList(ex, bandList, bufWidth, bufHeight);
749
                        tiledLayer.getTiles(tileList, listener, taskStatus);
750
                } catch (TileGettingException e) {
751
                        throw new RasterDriverException("Error getting the tile list", e);
752
                } catch (TileBuildException e) {
753
                        throw new RasterDriverException("Error building the tile list", e);
754
                }
755
        }
756
        
757
        /*
758
         * (non-Javadoc)
759
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWindowRaster(org.gvsig.fmap.dal.coverage.datastruct.Extent, int, int, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.fmap.dal.coverage.dataset.Buffer, boolean)
760
         */
761
        public Buffer getWindow(Extent extent, int bufWidth, int bufHeight, 
762
                        BandList bandList, Buffer rasterBuf, boolean adjustToExtent, TaskStatus status) throws ProcessInterruptedException, RasterDriverException {
763
                //draw method
764
                ArrayList<Tile> tileList = null;
765
                try {
766
                        tileList = getTileList(extent, bandList, bufWidth, bufHeight);
767
                        for (int i = 0; i < tileList.size(); i++) {
768
                                tiledLayer.getTile(tileList.get(i));
769
                        }
770
                } catch (TileGettingException e) {
771
                        throw new RasterDriverException("Error getting the tile list", e);
772
                } catch (TileBuildException e) {
773
                        throw new RasterDriverException("Error building the tile list", e);
774
                }
775
                MemoryMatrixBuffer matrixBuffer = new MemoryMatrixBuffer(tileList);
776
                return matrixBuffer.getWindow(extent, rasterBuf);
777
        }
778

    
779
        /*
780
         * (non-Javadoc)
781
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWindowRaster(org.gvsig.fmap.dal.coverage.datastruct.Extent, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.fmap.dal.coverage.dataset.Buffer)
782
         */
783
        public Buffer getWindow(Extent ex, BandList bandList, Buffer rasterBuf, TaskStatus status) 
784
                throws ProcessInterruptedException, RasterDriverException {
785
                //return ((DefaultRasterProvider)provider).getWindow(ex, bandList, rasterBuf);
786
                return null;
787
        }
788

    
789
        /*
790
         * (non-Javadoc)
791
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWindowRaster(double, double, double, double, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.fmap.dal.coverage.dataset.Buffer, boolean)
792
         */
793
        public Buffer getWindow(double ulx, double uly, double w, double h, 
794
                        BandList bandList, Buffer rasterBuf, boolean adjustToExtent, TaskStatus status) throws ProcessInterruptedException, RasterDriverException {
795
                Extent extent = new ExtentImpl(ulx, uly, ulx + w, uly - h);
796
                ArrayList<Tile> tileList = null;
797
                try {
798
                        tileList = getTileList(extent, bandList, rasterBuf.getWidth(), rasterBuf.getHeight());
799
                        for (int i = 0; i < tileList.size(); i++) {
800
                                tiledLayer.getTile(tileList.get(i));
801
                        }
802
                } catch (TileGettingException e) {
803
                        throw new RasterDriverException("Error getting the tile list", e);
804
                } catch (TileBuildException e) {
805
                        throw new RasterDriverException("Error building the tile list", e);
806
                }
807
                MemoryMatrixBuffer matrixBuffer = new MemoryMatrixBuffer(tileList);
808
                return matrixBuffer.getWindow(extent, rasterBuf);
809
        }
810

    
811
        /*
812
         * (non-Javadoc)
813
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getWindowRaster(int, int, int, int, int, int, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.fmap.dal.coverage.dataset.Buffer)
814
         */
815
        public Buffer getWindow(int x, int y, int w, int h, 
816
                        BandList bandList, Buffer rasterBuf, TaskStatus status) throws ProcessInterruptedException, RasterDriverException {
817
                DefaultRasterQuery q = (DefaultRasterQuery)RasterLocator.getManager().createQuery();
818
                q.setAreaOfInterest(x, y, w, h);
819
                q.setBandList(bandList);
820
                q.setBuffer(rasterBuf);
821
                Buffer b = ((DefaultRasterProvider)provider).getDataSet(q);
822
                if(b != null)
823
                        return b;
824
                else {
825
                        //TODO
826
                }
827
                return null;
828
        }
829

    
830
        /*
831
         * (non-Javadoc)
832
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getBlockSize()
833
         */
834
        public int getBlockSize() {
835
                return 0;
836
        }
837

    
838
        /*
839
         * (non-Javadoc)
840
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#setAffineTransform(java.awt.geom.AffineTransform)
841
         */
842
        public void setAffineTransform(AffineTransform t){
843
                
844
        }
845

    
846
        /*
847
         * (non-Javadoc)
848
         * @see org.gvsig.raster.impl.provider.RasterProvider#getOverviewCount(int)
849
         */
850
        public int getOverviewCount(int band) throws BandAccessException, RasterDriverException {
851
                return getZoomLevels();
852
        }
853

    
854
        /*
855
         * (non-Javadoc)
856
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getOverviewWidth(int, int)
857
         */
858
        public int getOverviewWidth(int band, int overview) throws BandAccessException, RasterDriverException {
859
                return provider.getTileServer().getStruct().getLayerWidthOfTileMatrixByLevel(overview) * 
860
                                provider.getTileServer().getStruct().getTileSizeByLevel(overview)[0];
861
        }
862

    
863
        /*
864
         * (non-Javadoc)
865
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getOverviewHeight(int, int)
866
         */
867
        public int getOverviewHeight(int band, int overview) throws BandAccessException, RasterDriverException {
868
                return provider.getTileServer().getStruct().getLayerHeightOfTileMatrixByLevel(overview) * 
869
                                provider.getTileServer().getStruct().getTileSizeByLevel(overview)[0];
870
        }
871

    
872
        /*
873
         * (non-Javadoc)
874
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#isOverviewsSupported()
875
         */
876
        public boolean isOverviewsSupported() {
877
                return false;
878
        }
879

    
880
        /*
881
         * (non-Javadoc)
882
         * @see org.gvsig.fmap.dal.raster.spi.CoverageStoreProvider#getName()
883
         */
884
        public String getName() {
885
                return NAME;
886
        }
887
        
888
        /**
889
         * Convierte un punto desde coordenadas pixel a coordenadas del mundo.
890
         * @param pt Punto a transformar
891
         * @return punto transformado en coordenadas del mundo
892
         */
893
        public Point2D rasterToWorld(Point2D pt) {
894
                Point2D p = new Point2D.Double();
895
                getAffineTransform().transform(pt, p);
896
                return p;
897
        }
898

    
899
        /**
900
         * Convierte un punto desde del mundo a coordenadas pixel.
901
         * @param pt Punto a transformar
902
         * @return punto transformado en coordenadas pixel
903
         */
904
        public Point2D worldToRaster(Point2D pt) {
905
                Point2D p = new Point2D.Double();
906
                try {
907
                        getAffineTransform().inverseTransform(pt, p);
908
                } catch (NoninvertibleTransformException e) {
909
                        return pt;
910
                }
911
                return p;
912
        }
913
        
914
        /*
915
         * (non-Javadoc)
916
         * @see org.gvsig.raster.impl.provider.RasterProvider#setStatus(org.gvsig.raster.impl.provider.RasterProvider)
917
         */
918
        public void setStatus(RasterProvider provider) {
919
                if(provider instanceof TileProvider) {
920
                }
921
        }
922
        
923
        /**
924
         * ASigna el par?metro de inicializaci?n del driver.
925
         */
926
        @Override
927
        public void setParam(DataStoreProviderServices storeServices, DataStoreParameters param) {
928
                if(param instanceof RemoteStoreParameters)
929
                        this.uri = ((RasterDataParameters)param).getURI();
930
                this.param = param;
931
                this.storeServices = storeServices;
932
        }
933
        
934
        /*
935
         * (non-Javadoc)
936
         * @see org.gvsig.raster.impl.provider.RasterProvider#getInfoByPoint(double, double)
937
         */
938
        public String getInfoByPoint(double x, double y, ICancellable cancellable) throws RemoteServiceException {
939
                return null;
940
        }
941
        
942
        /**
943
         * A tiled provider can't return a color table because each tile could have a different table. 
944
         * Besides, the table is not available when le provider is loaded. There could be to load 
945
         * the table from one tile because this is a property of a tile. The color table is sent to
946
         * the render with the data in a tile. 
947
         */
948
        /*public ColorTable getColorTable() {
949
                return null;
950
        }*/
951
        
952
        /*
953
         * (non-Javadoc)
954
         * @see org.gvsig.raster.impl.dataset.RasterProvider#getColorInterpretation()
955
         */
956
        public ColorInterpretation getColorInterpretation() {
957
                return provider.getColorInterpretation();
958
        }
959

    
960
        /**
961
         * Asigna el objeto que contiene que contiene la interpretaci?n de
962
         * color por banda
963
         * @param DataStoreColorInterpretation
964
         */
965
        public void setColorInterpretation(ColorInterpretation colorInterpretation) {
966
                provider.setColorInterpretation(colorInterpretation);
967
        }
968
        
969
        /*
970
         * (non-Javadoc)
971
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getTileSize(int)
972
         */
973
        public int[] getTileSize(int level) {
974
                return provider.getTileServer().getStruct().getTileSizeByLevel(level);
975
        }
976
        
977
        /*
978
         * (non-Javadoc)
979
         * @see org.gvsig.raster.impl.provider.RasterProvider#deleteLayerFromCache()
980
         */
981
        public void deleteLayerFromCache() {
982
                TileCacheManager  manager = TileCacheLocator.getManager();
983
                TileCache tileCache = manager.getTileCache(RasterLibrary.pathTileCache);
984
                if(tiledLayer != null)
985
                        tileCache.removeLayer(tiledLayer);
986
        }
987
        
988
        /*
989
         * (non-Javadoc)
990
         * @see org.gvsig.raster.impl.provider.RasterProvider#getTileServer()
991
         */
992
        public TileServer getTileServer() {
993
                return secondLevelTileServer;
994
        }
995
        
996
        public void setSecondLevelTileServer(TileServer tileServer) {
997
                this.secondLevelTileServer = tileServer;
998
        }
999
        
1000
        /*
1001
         * (non-Javadoc)
1002
         * @see org.gvsig.raster.impl.provider.DefaultRasterProvider#setTileServer(java.lang.Class)
1003
         */
1004
        public void setTileServer(Class<?> tileServer) throws InitializeException {
1005
                //TODO:Manejar excepciones
1006
                //Crear par?metros
1007
                TileDataParametersImpl par = new TileDataParametersImpl();
1008
                par.setDataParameters(getDataParameters());
1009
                par.setSecondLevelCache(true); //No crea un nuevo provider
1010
                
1011
                //Crea el proveedor de tiles de segundo nivel
1012
                TileProvider newProvider = null;
1013
                newProvider = new TileProvider(par, null);
1014
                newProvider.setProvider(this.provider);
1015

    
1016
                //Instancia el TileServer pasado por el cliente con el TileProvider de segundo nivel
1017
                Constructor<?> constructor;
1018
                TileServer tServer = null;
1019
                try {
1020
                        constructor = tileServer.getConstructor(new Class<?>[]{DefaultRasterProvider.class});
1021
                        Object [] args2 = {newProvider};
1022
                        tServer = (TileServer)constructor.newInstance(args2);
1023
                } catch (SecurityException e) {
1024
                        e.printStackTrace();
1025
                } catch (NoSuchMethodException e) {
1026
                        e.printStackTrace();
1027
                } catch (IllegalArgumentException e) {
1028
                        e.printStackTrace();
1029
                } catch (InstantiationException e) {
1030
                        e.printStackTrace();
1031
                } catch (IllegalAccessException e) {
1032
                        e.printStackTrace();
1033
                } catch (InvocationTargetException e) {
1034
                        e.printStackTrace();
1035
                }
1036
                
1037
                //Asigna el TileServer al nuevo provider de segundo nivel
1038
                newProvider.setSecondLevelTileServer(tServer);
1039
                
1040
                //Asigna al provider de tiles de primer nivel el de segundo. 
1041
                //Solo si las estructuras de cach? son diferentes
1042
                if(!provider.getTileServer().getStruct().compare(tServer.getStruct())) {
1043
                        this.setProvider(newProvider);
1044
                        tiledLayer = null;
1045
                }
1046
        }
1047
        
1048
}