gvsig-raster / org.gvsig.raster.netcdf / trunk / org.gvsig.raster.netcdf / org.gvsig.raster.netcdf.io / src / main / java / org / gvsig / raster / netcdf / io / NetCDFProvider.java @ 408
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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.fmap.dal.coverage.dataset.io.netcdf; |
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import java.awt.geom.AffineTransform; |
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import java.io.IOException; |
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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.coverage.dataset.Buffer; |
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import org.gvsig.fmap.dal.coverage.dataset.io.tile.downloader.FileTileServer; |
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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.FileNotOpenException; |
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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.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.RasterFileStoreParameters; |
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import org.gvsig.fmap.dal.exception.OpenException; |
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import org.gvsig.fmap.dal.spi.DataManagerProviderServices; |
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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.TileListener; |
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import org.gvsig.raster.cache.tile.provider.TileServer; |
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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.RasterProvider; |
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import org.gvsig.raster.impl.store.AbstractRasterDataParameters; |
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import org.gvsig.raster.impl.store.AbstractRasterDataStore; |
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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.DataStoreMetadata; |
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import org.gvsig.raster.impl.store.properties.DataStoreTransparency; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.extensionpoint.ExtensionPoint; |
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import org.gvsig.tools.extensionpoint.ExtensionPointManager; |
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import ucar.nc2.NetcdfFile; |
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/**
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* Data provider for NetCDF 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 NetCDFProvider extends DefaultRasterProvider { |
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public static String NAME = "NetCDF Store"; |
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public static String DESCRIPTION = "NetCDF Raster file"; |
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public final String METADATA_DEFINITION_NAME = "NetCDFStore"; |
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private static String[] formatList = new String[]{"nc"}; |
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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 NetcdfFile netCDFFile = null; |
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public static void register() { |
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ExtensionPointManager extensionPoints = ToolsLocator.getExtensionPointManager(); |
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ExtensionPoint point = extensionPoints.get("RasterReader");
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addFormatsToRegistry(point, NetCDFProvider.class); |
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point = extensionPoints.get("DefaultDriver");
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point.append("reader", "", NetCDFProvider.class); |
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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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NetCDFProvider.class, NetCDFDataParameters.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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NetCDFFilesystemServerExplorer.class); |
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dataman.registerStoreFactory(NAME, DefaultStoreFactory.class); |
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} |
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/**
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* Adds the list format to the extension point
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* @param point
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*/
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public static void addFormatsToRegistry(ExtensionPoint point, Class<?> c) { |
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for (int i = 0; i < formatList.length; i++) { |
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point.append(formatList[i], "", c);
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} |
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} |
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/**
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* Returns true if the extension is supported and false if doesn't
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* @param ext
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* @return
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*/
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public static boolean isExtensionSupported(String ext) { |
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for (int i = 0; i < formatList.length; i++) { |
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if(formatList[i].compareTo(ext) == 0) |
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return true; |
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} |
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return false; |
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} |
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/**
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* Constructor. Abre el dataset.
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* @param proj Proyecci?n
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* @param fName Nombre del fichero
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* @throws NotSupportedExtensionException
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*/
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public NetCDFProvider(String params) throws NotSupportedExtensionException, OpenException { |
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super(params);
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if(params instanceof String) { |
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NetCDFDataParameters p = new NetCDFDataParameters();
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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 NetCDFProvider (NetCDFDataParameters params,
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AbstractRasterDataStore 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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* 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
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*/
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public void init (AbstractRasterDataParameters params, |
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DataStoreProviderServices storeServices) throws NotSupportedExtensionException, OpenException {
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//TODO:
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if(((RasterFileStoreParameters)params).getFile().exists()) {
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try {
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netCDFFile = NetcdfFile.open(((RasterFileStoreParameters)params).getFile().getAbsolutePath()); |
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} catch (IOException e) { |
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throw new OpenException("Imposible to read the file", e); |
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} |
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setParam(params); |
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colorTable = null;
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noData = 0;
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wktProjection = null;
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//CrsWkt crs = new CrsWkt(wktProjection);
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//IProjection proj = CRSFactory.getCRS("EPSG:23030");
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noDataEnabled = true;
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ownTransformation = null;
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externalTransformation = (AffineTransform)ownTransformation.clone();
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load(); |
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} else
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setParam(params); |
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bandCount = 0;
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setDataType(null);
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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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//No lee desde rmf
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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#load()
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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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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.impl.provider.RasterProvider#isOpen()
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*/
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public boolean isOpen() { |
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return open;
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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#close()
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*/
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public void close() { |
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//TODO:
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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#translateFileName(java.lang.String)
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*/
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public String translateFileName(String fileName) { |
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return fileName;
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} |
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/**
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* Asigna el extent de la vista actual. existe un fichero .rmf debemos hacer una transformaci?n
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* de la vista asignada ya que la petici?n viene en coordenadas del fichero .rmf y la vista (v)
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* ha de estar en coordenadas del fichero.
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*/
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public void setView(Extent e) { |
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viewRequest = new ExtentImpl(e);
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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#getView()
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*/
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public Extent getView() {
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return viewRequest;
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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#getWidth()
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*/
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public double getWidth() { |
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//TODO:
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return 0; |
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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#getHeight()
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*/
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public double getHeight() { |
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//TODO:
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return 0; |
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} |
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/**
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* Read a line from the file
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* @param line
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* @param band
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* @return
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* @throws InvalidSetViewException
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* @throws FileNotOpenException
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* @throws RasterDriverException
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* @Deprecated This operation is deprecated because is not useful and in the future
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* it will not be maintained. The abstract operation has dissapear
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*/
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public Object readCompleteLine(int line, int band)throws InvalidSetViewException, FileNotOpenException, RasterDriverException { |
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if(line > this.getHeight() || band > this.getBandCount()) |
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throw new InvalidSetViewException("Request out of grid"); |
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//TODO:
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return null; |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.dataset.RasterDataset#readBlock(int, int)
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*/
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public Object readBlock(int pos, int blockHeight) |
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throws InvalidSetViewException, FileNotOpenException, RasterDriverException, ProcessInterruptedException {
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if(pos < 0) |
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throw new InvalidSetViewException("Request out of grid"); |
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if((pos + blockHeight) > getHeight())
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blockHeight = Math.abs(((int)getHeight()) - pos); |
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//TODO:
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return null; |
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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#getData(int, int, int)
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*/
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public Object getData(int x, int y, int band)throws InvalidSetViewException, FileNotOpenException, RasterDriverException { |
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if(x < 0 || y < 0 || x >= getWidth() || y >= getHeight()) |
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throw new InvalidSetViewException("Request out of grid"); |
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//TODO
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return null; |
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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#getWindowRaster(double, double, double, double, int, int, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.raster.cache.tile.provider.TileListener)
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*/
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public void getWindow(Extent ex, int bufWidth, int bufHeight, |
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BandList bandList, TileListener listener) throws ProcessInterruptedException, RasterDriverException {
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//TODO
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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#getWindowRaster(org.gvsig.fmap.dal.coverage.datastruct.Extent, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.fmap.dal.coverage.dataset.Buffer)
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*/
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public Buffer getWindow(Extent ex, BandList bandList, Buffer rasterBuf) |
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throws ProcessInterruptedException, RasterDriverException {
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//TODO
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return rasterBuf;
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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#getWindowRaster(double, double, double, double, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.fmap.dal.coverage.dataset.Buffer, boolean)
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*/
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public Buffer getWindow(double ulx, double uly, double w, double h, |
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BandList bandList, Buffer rasterBuf, boolean adjustToExtent) throws ProcessInterruptedException, RasterDriverException { |
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//TODO
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return rasterBuf;
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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#getWindowRaster(double, double, double, double, int, int, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.fmap.dal.coverage.dataset.Buffer, boolean)
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*/
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public Buffer getWindow(Extent extent, |
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int bufWidth, int bufHeight, BandList bandList, Buffer rasterBuf, boolean adjustToExtent) throws ProcessInterruptedException, RasterDriverException { |
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//TODO
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return rasterBuf;
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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#getWindowRaster(int, int, int, int, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.fmap.dal.coverage.dataset.Buffer)
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*/
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public Buffer getWindow(int x, int y, int w, int h, |
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BandList bandList, Buffer rasterBuf) throws ProcessInterruptedException, RasterDriverException { |
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//TODO
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return rasterBuf;
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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#getWindowRaster(int, int, int, int, int, int, org.gvsig.fmap.dal.coverage.datastruct.BandList, org.gvsig.fmap.dal.coverage.dataset.Buffer)
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*/
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public Buffer getWindow(int x, int y, int w, int h, |
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int bufWidth, int bufHeight, BandList bandList, Buffer rasterBuf) throws ProcessInterruptedException, RasterDriverException { |
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//TODO
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return rasterBuf;
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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#getBlockSize()
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*/
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public int getBlockSize(){ |
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//TODO
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return 0; |
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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#getMetadata()
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*/
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public DataStoreMetadata getMetadata() {
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//TODO
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return null; |
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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#getColorInterpretation()
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*/
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public DataStoreColorInterpretation getColorInterpretation(){
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//TODO
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return null; |
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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#setColorInterpretation(org.gvsig.raster.impl.store.properties.DataStoreColorInterpretation)
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*/
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public void setColorInterpretation(DataStoreColorInterpretation colorInterpretation){ |
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//TODO
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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#getTransparency()
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*/
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public DataStoreTransparency getTransparency() {
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//TODO
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return null; |
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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#isGeoreferenced()
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*/
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public boolean isGeoreferenced() { |
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//TODO
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return false; |
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} |
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|
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/**
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* Informa de si el driver ha supersampleado en el ?ltimo dibujado. Es el driver el que colocar?
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* el valor de esta variable cada vez que dibuja.
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* @return true si se ha supersampleado y false si no se ha hecho.
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*/
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public boolean isSupersampling() { |
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//TODO
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return false; |
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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#setAffineTransform(java.awt.geom.AffineTransform)
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*/
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public void setAffineTransform(AffineTransform t){ |
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super.setAffineTransform(t);
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} |
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|
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/*
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* (non-Javadoc)
|
| 452 |
* @see org.gvsig.raster.impl.provider.RasterProvider#getOverviewCount(int)
|
| 453 |
*/
|
| 454 |
public int getOverviewCount(int band) throws BandAccessException, RasterDriverException { |
| 455 |
if(band >= getBandCount())
|
| 456 |
throw new BandAccessException("Wrong band"); |
| 457 |
//TODO
|
| 458 |
|
| 459 |
return 0; |
| 460 |
} |
| 461 |
|
| 462 |
/*
|
| 463 |
* (non-Javadoc)
|
| 464 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getOverviewWidth(int, int)
|
| 465 |
*/
|
| 466 |
public int getOverviewWidth(int band, int overview) throws BandAccessException, RasterDriverException { |
| 467 |
if (band >= getBandCount())
|
| 468 |
throw new BandAccessException("Wrong band"); |
| 469 |
//TODO
|
| 470 |
|
| 471 |
return 0; |
| 472 |
} |
| 473 |
|
| 474 |
/*
|
| 475 |
* (non-Javadoc)
|
| 476 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#getOverviewHeight(int, int)
|
| 477 |
*/
|
| 478 |
public int getOverviewHeight(int band, int overview) throws BandAccessException, RasterDriverException { |
| 479 |
if (band >= getBandCount())
|
| 480 |
throw new BandAccessException("Wrong band"); |
| 481 |
//TODO
|
| 482 |
|
| 483 |
return 0; |
| 484 |
} |
| 485 |
|
| 486 |
/*
|
| 487 |
* (non-Javadoc)
|
| 488 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#overviewsSupport()
|
| 489 |
*/
|
| 490 |
public boolean overviewsSupport() { |
| 491 |
return true; |
| 492 |
} |
| 493 |
|
| 494 |
/*
|
| 495 |
* (non-Javadoc)
|
| 496 |
* @see org.gvsig.raster.impl.provider.DefaultRasterProvider#isReproyectable()
|
| 497 |
*/
|
| 498 |
public boolean isReproyectable() { |
| 499 |
return true; |
| 500 |
} |
| 501 |
|
| 502 |
/*
|
| 503 |
* (non-Javadoc)
|
| 504 |
* @see org.gvsig.fmap.dal.spi.DataStoreProvider#getName()
|
| 505 |
*/
|
| 506 |
public String getName() { |
| 507 |
return NAME;
|
| 508 |
} |
| 509 |
|
| 510 |
/*
|
| 511 |
* (non-Javadoc)
|
| 512 |
* @see org.gvsig.raster.impl.provider.RasterProvider#setStatus(org.gvsig.raster.impl.provider.RasterProvider)
|
| 513 |
*/
|
| 514 |
public void setStatus(RasterProvider provider) { |
| 515 |
if(provider instanceof NetCDFProvider) { |
| 516 |
//Not implemented yet
|
| 517 |
} |
| 518 |
} |
| 519 |
|
| 520 |
/*
|
| 521 |
* (non-Javadoc)
|
| 522 |
* @see org.gvsig.raster.impl.provider.RasterProvider#getTileServer()
|
| 523 |
*/
|
| 524 |
public TileServer getTileServer() {
|
| 525 |
if(tileServer == null) |
| 526 |
tileServer = new FileTileServer(this); |
| 527 |
return tileServer;
|
| 528 |
} |
| 529 |
} |