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package org.gvsig.raster.wcs.io;
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import java.awt.Rectangle;
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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.awt.geom.Rectangle2D;
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import java.io.File;
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import java.io.IOException;
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import java.net.URI;
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import java.net.URISyntaxException;
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import java.net.URL;
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import java.util.ArrayList;
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import java.util.Hashtable;
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import org.apache.commons.io.FilenameUtils;
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import org.apache.commons.lang3.StringUtils;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.gvsig.fmap.dal.DALLocator;
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import org.gvsig.fmap.dal.DataStore;
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import org.gvsig.fmap.dal.DataStoreParameters;
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import org.gvsig.fmap.dal.coverage.RasterLocator;
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import org.gvsig.fmap.dal.coverage.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.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.InvalidSetViewException;
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import org.gvsig.fmap.dal.coverage.exception.InvalidSourceException;
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import org.gvsig.fmap.dal.coverage.exception.NotSupportedExtensionException;
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import org.gvsig.fmap.dal.coverage.exception.ProcessInterruptedException;
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import org.gvsig.fmap.dal.coverage.exception.QueryException;
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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.store.RasterQuery;
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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.HistogramComputer;
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import org.gvsig.fmap.dal.coverage.store.props.Transparency;
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import org.gvsig.fmap.dal.exception.InitializeException;
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import org.gvsig.fmap.dal.exception.OpenException;
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import org.gvsig.fmap.dal.exception.ProviderNotRegisteredException;
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import org.gvsig.fmap.dal.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.TileServer;
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import org.gvsig.raster.impl.buffer.SpiRasterQuery;
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import org.gvsig.raster.impl.datastruct.BandListImpl;
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import org.gvsig.raster.impl.datastruct.DatasetBandImpl;
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import org.gvsig.raster.impl.datastruct.ExtentImpl;
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import org.gvsig.raster.impl.provider.AbstractRasterProvider;
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import org.gvsig.raster.impl.provider.RasterProvider;
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import org.gvsig.raster.impl.provider.RemoteRasterProvider;
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import org.gvsig.raster.impl.store.DefaultRasterStore;
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import org.gvsig.raster.impl.store.DefaultStoreFactory;
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import org.gvsig.raster.impl.store.properties.DataStoreColorInterpretation;
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import org.gvsig.raster.impl.store.properties.DataStoreTransparency;
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import org.gvsig.raster.impl.store.properties.RemoteDataStoreStatistics;
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import org.gvsig.raster.impl.store.properties.RemoteStoreHistogram;
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import org.gvsig.raster.util.DefaultProviderServices;
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import org.gvsig.raster.wcs.io.downloader.WCSTileServer;
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import org.gvsig.remoteclient.wcs.WCSStatus;
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import org.gvsig.tools.ToolsLocator;
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/**
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* Clase que representa al driver de acceso a datos de wcs.
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*
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* @author Nacho Brodin (nachobrodin@gmail.com)
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*/
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public class WCSProvider extends AbstractRasterProvider implements RemoteRasterProvider {
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public static String NAME = "Wcs Store";
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public static String DESCRIPTION = "Wcs Raster file";
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public static final String METADATA_DEFINITION_NAME = "WcsStore";
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private Extent viewRequest = null;
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private static Hashtable<URL, WCSConnector>
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drivers = new Hashtable<URL, WCSConnector> ();
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private boolean open = false;
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private DataStoreTransparency fileTransparency = null;
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private File lastRequest = null;
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private AbstractRasterProvider lastRequestProvider = null;
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private static final Logger logger = LoggerFactory.getLogger(WCSProvider.class);
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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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WCSProvider.class, WCSDataParametersImpl.class);
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}
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if (!dataman.getExplorerProviders().contains(NAME)) {
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dataman.registerExplorerProvider(NAME, WCSServerExplorer.class, WCSServerExplorerParameters.class);
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}
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dataman.registerStoreFactory(NAME, DefaultStoreFactory.class);
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}
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public WCSProvider() throws NotSupportedExtensionException {
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super();
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}
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/**
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* Constructor. Abre el dataset.
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* @throws OpenException
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* @throws NotSupportedExtensionException
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* @deprecated use {@link #WCSProvider(URI)}, this constructor will be removed in gvSIG 2.5
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*/
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public WCSProvider(String params) throws InitializeException, OpenException {
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super(params);
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logger.info("Deprecated use of WCSProvider constructor");
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if(params instanceof String) {
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WCSDataParametersImpl p = new WCSDataParametersImpl();
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try {
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p.setURI(new URI((String) params));
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} catch (URISyntaxException e) {
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throw new OpenException("Can't create URI from" + (String) params, e);
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}
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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 WCSProvider(URI uri) throws InitializeException, OpenException {
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super(uri);
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WCSDataParametersImpl p = new WCSDataParametersImpl();
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p.setURI(uri);
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super.init(
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p,
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null,
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ToolsLocator.getDynObjectManager().createDynObject(
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MetadataLocator.getMetadataManager().getDefinition(DataStore.METADATA_DEFINITION_NAME)));
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init(p, null);
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}
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public WCSProvider(WCSDataParametersImpl 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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init(params, storeServices);
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}
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/**
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* Gets the connector from the URL
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* @return
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* @throws RemoteServiceException
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*/
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public WCSConnector getConnector() throws RemoteServiceException {
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WCSDataParametersImpl p = (WCSDataParametersImpl)parameters;
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URL url = null;
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try {
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url = p.getURI().toURL();
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} catch (Exception e) {
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throw new RemoteServiceException("Malformed URL",e);
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}
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try {
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return WCSProvider.getConnectorFromURL(url);
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} catch (IOException e) {
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throw new RemoteServiceException("Error getting the connector",e);
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}
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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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* @throws RasterDriverException
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*/
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public void init (DataStoreParameters params,
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DataStoreProviderServices storeServices) throws InitializeException {
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setParam(storeServices, params);
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open = true;
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try {
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loadInitialInfo();
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} catch (RasterDriverException e) {
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throw new InitializeException(e.getMessage(), e);
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}
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stats = new RemoteDataStoreStatistics(this);
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}
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public static final WCSConnector getConnectorFromURL(URL url) throws IOException {
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WCSConnector drv = (WCSConnector) drivers.get(url);
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if (drv == null) {
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drv = new WCSConnector(url);
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drivers.put(url, drv);
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}
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return drv;
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}
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/**
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* Obtiene el objeto que contiene que contiene la interpretaci?n de
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* color por banda
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* @return
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*/
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public ColorInterpretation getColorInterpretation() {
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if(super.getColorInterpretation() == null) {
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ColorInterpretation colorInterpretation = new DataStoreColorInterpretation();
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colorInterpretation.initColorInterpretation(getBandCount());
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if(getBandCount() == 3) {
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colorInterpretation = DataStoreColorInterpretation.createRGBInterpretation();
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} else {
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for (int i = 0; i < getBandCount(); i++) {
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colorInterpretation.setColorInterpValue(i, DataStoreColorInterpretation.GRAY_BAND);
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}
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}
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setColorInterpretation(colorInterpretation);
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}
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return super.getColorInterpretation();
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}
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/**
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* Gets WCS parameters
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* @return
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*/
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public WCSDataParameters getParameters() {
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return (WCSDataParameters)parameters;
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}
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public AffineTransform getAffineTransform() {
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Extent e = getExtent();
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double resolutionX = e.width() / getWidth();
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double resolutionY = e.height() / getHeight();
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ownTransformation = new AffineTransform(
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resolutionX, // ESCALADO en X
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0, // CIZALLAMIENTO de la Y
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0, // CIZALLAMIENTO de la X
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-resolutionY, // ESCALADO en Y
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e.getULX() - (resolutionX / 2), // TRASLACION en X
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e.getULY() - (resolutionY / 2)); // TRASLACION en Y
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externalTransformation = (AffineTransform) ownTransformation.clone();
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return ownTransformation;
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}
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/**
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* Calcula el extent en coordenadas del mundo real
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* @return Extent
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*/
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public Extent getExtent() {
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WCSDataParametersImpl p = (WCSDataParametersImpl)parameters;
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try {
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p.setFormat("image/tiff");
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if(p.getSRSCode() == null){
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WCSConnector connector = WCSProvider.getConnectorFromURL(p.getURI().toURL());
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ArrayList srs = connector.getSRSs(p.getCoverageName());
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if(!srs.isEmpty() && !StringUtils.isBlank((String)srs.get(0))){
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p.setSRSID((String) srs.get(0));
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}else{
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return null;
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}
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}
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Rectangle2D r = getConnector().getFullExtent(p.getCoverageName(), p.getSRSCode());
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if(r == null)
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return null;
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return new ExtentImpl(r.getX(), r.getY() + r.getHeight(), r.getX() + r.getWidth(), r.getY());
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} catch (RemoteServiceException e1) {
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e1.printStackTrace();
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} catch (IOException e) {
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e.printStackTrace();
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}
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return null;
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}
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public Rectangle2D getLayerExtent(String layerName, String srs) throws RemoteServiceException {
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return null;
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}
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public RasterProvider load() {
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return this;
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}
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public boolean isOpen() {
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return open;
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}
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public void close() {
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open = false;
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}
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public Transparency getTransparency() {
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if(fileTransparency == null)
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fileTransparency = new DataStoreTransparency(getColorInterpretation());
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return fileTransparency;
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}
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public URI translateURI(URI uri) {
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return uri;
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}
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public void setView(Extent e) {
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viewRequest = e;
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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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public double getWidth() {
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WCSDataParametersImpl p = (WCSDataParametersImpl)parameters;
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try {
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return getConnector().getWidth(p.getCoverageName());
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} catch (RemoteServiceException e) {
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e.printStackTrace();
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}
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return 0;
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}
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public double getHeight() {
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WCSDataParametersImpl p = (WCSDataParametersImpl)parameters;
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try {
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return getConnector().getHeight(p.getCoverageName());
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} catch (RemoteServiceException e) {
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e.printStackTrace();
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}
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return 0;
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}
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public Object readCompleteLine(int line, int band)
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throws InvalidSetViewException, FileNotOpenException, RasterDriverException {
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return null;
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}
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/**
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* When the remote layer has fixed size this method downloads the file and return its reference.
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* File layer has in the long side FIXED_SIZE pixels and the bounding box is complete. This file could be
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* useful to build an histogram or calculate statistics. This represents a sample of data.
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* @return
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* @throws RasterDriverException
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*/
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public File getFileLayer() throws RasterDriverException {
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Extent e = getExtent();
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Rectangle2D bBox = new Rectangle2D.Double(e.getULX(), e.getLRY(), e.width(), e.height());
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WCSStatus wcsStatus = loadWCSStatus(bBox);
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return downloadFile(wcsStatus, e, (int)getWidth(), (int)getHeight());
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}
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/**
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* Reads a complete block of data and returns an tridimensional array of the right type. This function is useful
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* to read a file very fast without setting a view. In a WCS service when the size is fixed then it will read the
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* entire image but when the source hasn't pixel size it will read a sample of data. This set of data will have
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* the size defined in FIXED_SIZE.
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*
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* @param pos Posici?n donde se empieza a leer
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* @param blockHeight Altura m?xima del bloque leido
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* @return Object que es un array tridimendional del tipo de datos del raster. (Bandas X Filas X Columnas)
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* @throws InvalidSetViewException
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* @throws FileNotOpenException
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* @throws RasterDriverException
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*/
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public Object readBlock(int pos, int blockHeight, double scale)
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throws InvalidSetViewException, FileNotOpenException, RasterDriverException, ProcessInterruptedException {
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File lastFile = getFileLayer();
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BandList bandList = new BandListImpl();
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for (int i = 0; i < 3; i++) {
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try {
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bandList.addBand(new DatasetBandImpl(lastFile.getPath(), pos, Buffer.TYPE_BYTE, 3));
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} catch (BandNotFoundInListException e1) {
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}
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}
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bandList.setDrawableBands(new int[]{0, 1, 2});
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try {
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lastRequestProvider = openLastRequest();
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return lastRequestProvider.readBlock(pos, blockHeight, scale);
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} catch (ProviderNotRegisteredException exc) {
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throw new RasterDriverException("Error building GdalDriver", exc);
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} catch (InitializeException exc) {
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throw new RasterDriverException("Error building GdalDriver", exc);
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}
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}
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381 |
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public double getLastRequestHeight() throws RasterDriverException {
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if(lastRequestProvider == null) {
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try {
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lastRequestProvider = openLastRequest();
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} catch (ProviderNotRegisteredException e) {
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|
387 |
throw new RasterDriverException("Error building GdalDriver", e);
|
|
388 |
} catch (InitializeException e) {
|
|
389 |
throw new RasterDriverException("Error building GdalDriver", e);
|
|
390 |
}
|
|
391 |
}
|
|
392 |
return lastRequestProvider.getHeight();
|
|
393 |
}
|
|
394 |
|
|
395 |
public double getLastRequestWidth() throws RasterDriverException {
|
|
396 |
if(lastRequestProvider == null) {
|
|
397 |
try {
|
|
398 |
lastRequestProvider = openLastRequest();
|
|
399 |
} catch (ProviderNotRegisteredException e) {
|
|
400 |
throw new RasterDriverException("Error building GdalDriver", e);
|
|
401 |
} catch (InitializeException e) {
|
|
402 |
throw new RasterDriverException("Error building GdalDriver", e);
|
|
403 |
}
|
|
404 |
}
|
|
405 |
return lastRequestProvider.getWidth();
|
|
406 |
}
|
|
407 |
|
|
408 |
public File getLastRequest() {
|
|
409 |
return lastRequest;
|
|
410 |
}
|
|
411 |
|
|
412 |
public Buffer getBufferLastRequest() throws ProcessInterruptedException, RasterDriverException {
|
|
413 |
try {
|
|
414 |
lastRequestProvider = openLastRequest();
|
|
415 |
|
|
416 |
/*BandList bandList = new BandListImpl();
|
|
417 |
for (int i = 0; i < lastRequestProvider.getBandCount(); i++) {
|
|
418 |
try {
|
|
419 |
bandList.addBand(new DatasetBandImpl(lastRequest.getPath(), i, Buffer.TYPE_BYTE, 3));
|
|
420 |
} catch (BandNotFoundInListException e1) {
|
|
421 |
}
|
|
422 |
}
|
|
423 |
bandList.setDrawableBands(new int[]{0, 1, 2});*/
|
|
424 |
|
|
425 |
RasterQuery q = RasterLocator.getManager().createQuery();
|
|
426 |
q.setAreaOfInterest(lastRequestProvider.getExtent(),
|
|
427 |
(int)lastRequestProvider.getWidth(),
|
|
428 |
(int)lastRequestProvider.getHeight());
|
|
429 |
q.setAllDrawableBands();
|
|
430 |
q.setAdjustToExtent(true);
|
|
431 |
|
|
432 |
DefaultRasterStore store = new DefaultRasterStore();
|
|
433 |
store.setProvider(lastRequestProvider);
|
|
434 |
return store.query(q);
|
|
435 |
} catch (ProviderNotRegisteredException e) {
|
|
436 |
throw new RasterDriverException("Error building GdalDriver", e);
|
|
437 |
} catch (InitializeException e) {
|
|
438 |
throw new RasterDriverException("Error building GdalDriver", e);
|
|
439 |
} catch (QueryException e) {
|
|
440 |
throw new RasterDriverException("Error reading data", e);
|
|
441 |
}
|
|
442 |
}
|
|
443 |
|
|
444 |
/**
|
|
445 |
* Opens the last request downloaded
|
|
446 |
* @return
|
|
447 |
* @throws ProviderNotRegisteredException
|
|
448 |
* @throws InitializeException
|
|
449 |
* @throws RasterDriverException
|
|
450 |
*/
|
|
451 |
private AbstractRasterProvider openLastRequest() throws ProviderNotRegisteredException, InitializeException, RasterDriverException {
|
|
452 |
if(lastRequestProvider != null)
|
|
453 |
lastRequestProvider.close();
|
|
454 |
File lastFile = getFileLayer();
|
|
455 |
lastRequestProvider = DefaultProviderServices.loadProvider(new File(lastFile.getPath()));
|
|
456 |
return lastRequestProvider;
|
|
457 |
}
|
|
458 |
|
|
459 |
public Object getData(int x, int y, int band)
|
|
460 |
throws InvalidSetViewException, FileNotOpenException, RasterDriverException {
|
|
461 |
int w = 25;
|
|
462 |
int h = 25;
|
|
463 |
|
|
464 |
Point2D p1 = rasterToWorld(new Point2D.Double(x, y));
|
|
465 |
Point2D p2 = rasterToWorld(new Point2D.Double(x + w, y + h));
|
|
466 |
Rectangle2D bBox = new Rectangle2D.Double(p1.getX(), p1.getY(), Math.abs(p1.getX() - p2.getX()), Math.abs(p1.getY() - p2.getY()));
|
|
467 |
|
|
468 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters;
|
|
469 |
WCSStatus wcsStatus = new WCSStatus();
|
|
470 |
wcsStatus.setCoveraName(p.getCoverageName());
|
|
471 |
wcsStatus.setSrs(p.getSRSCode());
|
|
472 |
wcsStatus.setFormat(p.getFormat());
|
|
473 |
wcsStatus.setOnlineResource(p.getOnlineResource() != null ? (String) p.getOnlineResource().get("GetCoverage") : null);
|
|
474 |
wcsStatus.setExtent(bBox);
|
|
475 |
wcsStatus.setHeight(h);
|
|
476 |
wcsStatus.setWidth(w);
|
|
477 |
wcsStatus.setDepth(p.getDepth());
|
|
478 |
wcsStatus.setParameters(p.getParameter());
|
|
479 |
wcsStatus.setTime(p.getTime());
|
|
480 |
|
|
481 |
lastRequest = downloadFile(wcsStatus, p1.getX(), p1.getY(), p2.getX(), p2.getY(), w, h);
|
|
482 |
|
|
483 |
AbstractRasterProvider driver = null;
|
|
484 |
try {
|
|
485 |
driver = DefaultProviderServices.loadProvider(new File(lastRequest.getPath()));
|
|
486 |
/*Buffer buf = DefaultRasterManager.getInstance().createBuffer(getDataType()[0], w, h, getBandCount(), true);
|
|
487 |
BandList bandList = new BandListImpl();
|
|
488 |
int[] drawable = new int[getBandCount()];
|
|
489 |
for (int i = 0; i < getBandCount(); i++) {
|
|
490 |
try {
|
|
491 |
bandList.addBand(new DatasetBandImpl(lastRequest.getPath(), i, getDataType()[i], getBandCount()));
|
|
492 |
drawable[i] = i;
|
|
493 |
} catch (BandNotFoundInListException e1) {
|
|
494 |
}
|
|
495 |
}
|
|
496 |
bandList.setDrawableBands(drawable);*/
|
|
497 |
|
|
498 |
RasterQuery q = RasterLocator.getManager().createQuery();
|
|
499 |
Rectangle r = new Rectangle(0, 0, 25, 25);
|
|
500 |
q.setAreaOfInterest(r);
|
|
501 |
q.setAllDrawableBands();
|
|
502 |
DefaultRasterStore store = new DefaultRasterStore();
|
|
503 |
store.setProvider(driver);
|
|
504 |
|
|
505 |
Buffer buf = store.query(q);
|
|
506 |
driver.close();
|
|
507 |
if(buf.getDataType() == Buffer.TYPE_BYTE) {
|
|
508 |
return new Integer(buf.getElemByte(0, 0, band));
|
|
509 |
}
|
|
510 |
if(buf.getDataType() == Buffer.TYPE_SHORT) {
|
|
511 |
return new Integer(buf.getElemShort(0, 0, band));
|
|
512 |
}
|
|
513 |
if(buf.getDataType() == Buffer.TYPE_INT) {
|
|
514 |
return new Integer(buf.getElemInt(0, 0, band));
|
|
515 |
}
|
|
516 |
if(buf.getDataType() == Buffer.TYPE_FLOAT) {
|
|
517 |
return new Float(buf.getElemFloat(0, 0, band));
|
|
518 |
}
|
|
519 |
if(buf.getDataType() == Buffer.TYPE_DOUBLE) {
|
|
520 |
return new Double(buf.getElemDouble(0, 0, band));
|
|
521 |
}
|
|
522 |
} catch(InitializeException e) {
|
|
523 |
throw new RasterDriverException("", e);
|
|
524 |
} catch (ProviderNotRegisteredException e) {
|
|
525 |
throw new RasterDriverException("", e);
|
|
526 |
} catch (ProcessInterruptedException e) {
|
|
527 |
} catch (QueryException e) {
|
|
528 |
throw new RasterDriverException("", e);
|
|
529 |
}
|
|
530 |
return null;
|
|
531 |
}
|
|
532 |
|
|
533 |
/**
|
|
534 |
* Gets the georeferencing file name form a raster file
|
|
535 |
* @param file
|
|
536 |
* a raster file
|
|
537 |
* @return
|
|
538 |
* a georeferencing file
|
|
539 |
*/
|
|
540 |
private String getWorldFile(String file){
|
|
541 |
String worldFile = file;
|
|
542 |
int index = file.lastIndexOf(".");
|
|
543 |
if (index > 0) {
|
|
544 |
worldFile = file.substring(0, index) + getExtensionWorldFile();
|
|
545 |
} else {
|
|
546 |
worldFile = file + getExtensionWorldFile();
|
|
547 |
}
|
|
548 |
return worldFile;
|
|
549 |
}
|
|
550 |
|
|
551 |
/**
|
|
552 |
* Obtiene la extensi?n del fichero de georreferenciaci?n
|
|
553 |
* @return String con la extensi?n del fichero de georreferenciaci?n dependiendo
|
|
554 |
* del valor del formato obtenido del servidor. Por defecto asignaremos un .wld
|
|
555 |
*/
|
|
556 |
private String getExtensionWorldFile() {
|
|
557 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters;
|
|
558 |
String extWorldFile = ".wld";
|
|
559 |
if(p.getFormat().equals("image/tif") || p.getFormat().equals("image/tiff")) {
|
|
560 |
extWorldFile = ".tfw";
|
|
561 |
}
|
|
562 |
return extWorldFile;
|
|
563 |
}
|
|
564 |
|
|
565 |
private WCSStatus loadWCSStatus(Rectangle2D bBox) {
|
|
566 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters;
|
|
567 |
WCSStatus wcsStatus = new WCSStatus();
|
|
568 |
wcsStatus.setCoveraName(p.getCoverageName());
|
|
569 |
wcsStatus.setSrs(p.getSRSCode());
|
|
570 |
wcsStatus.setFormat(p.getFormat());
|
|
571 |
wcsStatus.setOnlineResource(p.getOnlineResource() != null ? (String) p.getOnlineResource().get("GetCoverage") : null);
|
|
572 |
wcsStatus.setExtent(bBox);
|
|
573 |
wcsStatus.setHeight(p.getHeight());
|
|
574 |
wcsStatus.setWidth(p.getWidth());
|
|
575 |
wcsStatus.setDepth(p.getDepth());
|
|
576 |
wcsStatus.setParameters(p.getParameter());
|
|
577 |
wcsStatus.setTime(p.getTime());
|
|
578 |
return wcsStatus;
|
|
579 |
}
|
|
580 |
|
|
581 |
public boolean needEnhanced() {
|
|
582 |
return (getDataType()[0] != Buffer.TYPE_BYTE ||
|
|
583 |
(getBandCount() == 1 && getDataType()[0] == Buffer.TYPE_BYTE));
|
|
584 |
}
|
|
585 |
|
|
586 |
/**
|
|
587 |
* This function downloads the file and creates the georeferencing file
|
|
588 |
* @param wcsStatus
|
|
589 |
* @param ulx
|
|
590 |
* @param uly
|
|
591 |
* @param lrx
|
|
592 |
* @param lry
|
|
593 |
* @param w
|
|
594 |
* @param h
|
|
595 |
* @return
|
|
596 |
* @throws RasterDriverException
|
|
597 |
*/
|
|
598 |
private File downloadFile(WCSStatus wcsStatus, double ulx, double uly, double lrx, double lry, int w, int h) throws RasterDriverException {
|
|
599 |
Extent extent = new ExtentImpl(ulx, uly, lrx, lry);
|
|
600 |
return downloadFile(wcsStatus, extent, w, h);
|
|
601 |
}
|
|
602 |
|
|
603 |
/**
|
|
604 |
* This function downloads the file and creates the georeferencing file
|
|
605 |
* @param wcsStatus
|
|
606 |
* @param ulx
|
|
607 |
* @param uly
|
|
608 |
* @param lrx
|
|
609 |
* @param lry
|
|
610 |
* @param w
|
|
611 |
* @param h
|
|
612 |
* @return
|
|
613 |
* @throws RasterDriverException
|
|
614 |
*/
|
|
615 |
private File downloadFile(WCSStatus wcsStatus, Extent extent, int w, int h) throws RasterDriverException {
|
|
616 |
try {
|
|
617 |
lastRequest = getConnector().getCoverage(wcsStatus, ((WCSDataParametersImpl)parameters).getCancellable());
|
|
618 |
} catch (RemoteServiceException e) {
|
|
619 |
throw new RasterDriverException(e.getMessage(), e);
|
|
620 |
}
|
|
621 |
|
|
622 |
String nameWorldFile = getWorldFile(lastRequest.getPath());
|
|
623 |
try {
|
|
624 |
fileUtil.createWorldFile(nameWorldFile, extent, w, h);
|
|
625 |
} catch (IOException e) {
|
|
626 |
throw new RasterDriverException("Error downloading file", e);
|
|
627 |
}
|
|
628 |
|
|
629 |
return lastRequest;
|
|
630 |
}
|
|
631 |
|
|
632 |
/**
|
|
633 |
* Assigns the list of bands RGB and read a window of data
|
|
634 |
* @param rasterBuf
|
|
635 |
* @param bandList
|
|
636 |
* @param lastFile
|
|
637 |
* @param ulx
|
|
638 |
* @param uly
|
|
639 |
* @param lrx
|
|
640 |
* @param lry
|
|
641 |
* @return
|
|
642 |
* @throws RasterDriverException
|
|
643 |
* @throws ProcessInterruptedException
|
|
644 |
*/
|
|
645 |
public Buffer getBuffer(BandList bandList, File lastFile,
|
|
646 |
double ulx, double uly, double lrx, double lry) throws RasterDriverException, ProcessInterruptedException {
|
|
647 |
try {
|
|
648 |
//El nombre de fichero que ha puesto en el bandList es el del servidor y no el del fichero en disco
|
|
649 |
/*String serverName = bandList.getBand(0).getFileName();
|
|
650 |
for (int i = 0; i < bandList.getBandCount(); i++) {
|
|
651 |
bandList.getBand(i).setFileName(lastFile.getPath());
|
|
652 |
}*/
|
|
653 |
|
|
654 |
AbstractRasterProvider driver = DefaultProviderServices.loadProvider(lastFile);
|
|
655 |
|
|
656 |
RasterQuery q = RasterLocator.getManager().createQuery();
|
|
657 |
q.setAreaOfInterest(new ExtentImpl(ulx, uly, lrx, lry));
|
|
658 |
q.setDrawableBands(bandList.getDrawableBands());
|
|
659 |
DefaultRasterStore store = new DefaultRasterStore();
|
|
660 |
store.setProvider(driver);
|
|
661 |
Buffer buf = store.query(q);
|
|
662 |
|
|
663 |
/*for (int i = 0; i < bandList.getBandCount(); i++) {
|
|
664 |
bandList.getBand(i).setFileName(serverName);
|
|
665 |
}*/
|
|
666 |
|
|
667 |
return buf;
|
|
668 |
} catch (ProviderNotRegisteredException e) {
|
|
669 |
throw new RasterDriverException("Error building GdalDriver", e);
|
|
670 |
} catch (InitializeException e) {
|
|
671 |
throw new RasterDriverException("Error building GdalDriver", e);
|
|
672 |
} catch (QueryException e) {
|
|
673 |
throw new RasterDriverException("Error reading data", e);
|
|
674 |
}
|
|
675 |
}
|
|
676 |
|
|
677 |
@Override
|
|
678 |
public void loadBuffer(SpiRasterQuery query)
|
|
679 |
throws ProcessInterruptedException, RasterDriverException {
|
|
680 |
Extent ex = query.getAdjustedRequestBoundingBox();
|
|
681 |
WCSStatus wcsStatus = loadWCSStatus(ex.toRectangle2D());
|
|
682 |
|
|
683 |
lastRequest = downloadFile(
|
|
684 |
wcsStatus,
|
|
685 |
ex,
|
|
686 |
query.getAdjustedBufWidth(),
|
|
687 |
query.getAdjustedBufHeight());
|
|
688 |
|
|
689 |
if (lastRequest == null) {
|
|
690 |
return;
|
|
691 |
}
|
|
692 |
|
|
693 |
try {
|
|
694 |
AbstractRasterProvider driver = DefaultProviderServices.loadProvider(lastRequest);
|
|
695 |
DefaultRasterStore store = new DefaultRasterStore();
|
|
696 |
store.setProvider(driver);
|
|
697 |
query.createBuffer(store);
|
|
698 |
store.query((RasterQuery)query);
|
|
699 |
} catch (ProviderNotRegisteredException e) {
|
|
700 |
throw new RasterDriverException("Error building GdalDriver", e);
|
|
701 |
} catch (InitializeException e) {
|
|
702 |
throw new RasterDriverException("Error building GdalDriver", e);
|
|
703 |
} catch (QueryException e) {
|
|
704 |
throw new RasterDriverException("Error reading data", e);
|
|
705 |
}
|
|
706 |
|
|
707 |
}
|
|
708 |
|
|
709 |
/**
|
|
710 |
* When a WCS provider is opened the information of data type and number of bands is not
|
|
711 |
* available. Only after the first time a raster has been downloaded it can be know.
|
|
712 |
* @param newDataType
|
|
713 |
* @param buf
|
|
714 |
* @param bandList
|
|
715 |
* @return
|
|
716 |
* @throws RasterDriverException
|
|
717 |
*/
|
|
718 |
private void loadInitialInfo() throws RasterDriverException {
|
|
719 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters;
|
|
720 |
Extent ext = getExtent();
|
|
721 |
if(ext != null){
|
|
722 |
Rectangle2D bBox = ext.toRectangle2D();
|
|
723 |
int w = 0;
|
|
724 |
int h = 0;
|
|
725 |
if(ext.width() > ext.height()) {
|
|
726 |
w = 200;
|
|
727 |
h = (int)((ext.height() * w) / ext.width());
|
|
728 |
} else {
|
|
729 |
h = 200;
|
|
730 |
w = (int)((ext.width() * h) / ext.height());
|
|
731 |
}
|
|
732 |
p.setWidth(w);
|
|
733 |
p.setHeight(h);
|
|
734 |
p.setExtent(bBox);
|
|
735 |
WCSStatus wcsStatus = loadWCSStatus(bBox);
|
|
736 |
|
|
737 |
lastRequest = downloadFile(wcsStatus, ext.getULX(), ext.getULY(), ext.getLRX(), ext.getLRY(), w, h);
|
|
738 |
AbstractRasterProvider driver;
|
|
739 |
try {
|
|
740 |
driver = DefaultProviderServices.loadProvider(lastRequest);
|
|
741 |
setDataType(driver.getDataType());
|
|
742 |
bandCount = driver.getBandCount();
|
|
743 |
driver.close();
|
|
744 |
} catch (ProviderNotRegisteredException e) {
|
|
745 |
throw new RasterDriverException("", e);
|
|
746 |
} catch (InitializeException e) {
|
|
747 |
throw new RasterDriverException("", e);
|
|
748 |
}
|
|
749 |
}
|
|
750 |
}
|
|
751 |
|
|
752 |
/**
|
|
753 |
* When a WCS provider is opened the information of data type and number of bands is not
|
|
754 |
* available. Only after the first time a raster has been downloaded it can be know.
|
|
755 |
* @param newDataType
|
|
756 |
* @param buf
|
|
757 |
* @param bandList
|
|
758 |
* @return
|
|
759 |
*/
|
|
760 |
/*private Buffer changeBufferDataType(int newDataType, Buffer buf, BandList bandList) {
|
|
761 |
Buffer newBuffer = null;
|
|
762 |
if(buf.getDataType() != newDataType) {
|
|
763 |
newBuffer = DefaultRasterManager.getInstance().createReadOnlyBuffer(newDataType, buf.getWidth(), buf.getHeight(), buf.getBandCount());
|
|
764 |
buf.free();
|
|
765 |
} else
|
|
766 |
return buf;
|
|
767 |
|
|
768 |
bandList.clear();
|
|
769 |
for(int i = 0; i < getBandCount(); i++)
|
|
770 |
try {
|
|
771 |
int dataType = getDataType()[i];
|
|
772 |
DatasetBand band = new DatasetBandImpl(getFName(), i, dataType, getBandCount());
|
|
773 |
bandList.addBand(band, i);
|
|
774 |
} catch(BandNotFoundInListException ex) {
|
|
775 |
//No a?adimos la banda
|
|
776 |
}
|
|
777 |
return newBuffer;
|
|
778 |
}*/
|
|
779 |
|
|
780 |
/*public Buffer getWindow(int x, int y, int w, int h,
|
|
781 |
BandList bandList, Buffer rasterBuf, TaskStatus status) throws ProcessInterruptedException, RasterDriverException {
|
|
782 |
Point2D p1 = rasterToWorld(new Point2D.Double(x, y));
|
|
783 |
Point2D p2 = rasterToWorld(new Point2D.Double(x + w, y + h));
|
|
784 |
Rectangle2D bBox = new Rectangle2D.Double(p1.getX(), p1.getY(), Math.abs(p1.getX() - p2.getX()), Math.abs(p1.getY() - p2.getY()));
|
|
785 |
WCSStatus wcsStatus = loadWCSStatus(bBox);
|
|
786 |
|
|
787 |
lastRequest = downloadFile(wcsStatus, p1.getX(), p1.getY(), p2.getX(), p2.getY(), rasterBuf.getWidth(), rasterBuf.getHeight());
|
|
788 |
|
|
789 |
if (lastRequest == null) {
|
|
790 |
return rasterBuf;
|
|
791 |
}
|
|
792 |
|
|
793 |
AbstractRasterProvider driver = null;
|
|
794 |
try {
|
|
795 |
driver = DefaultProviderServices.loadProvider(new File(lastRequest.getPath()));
|
|
796 |
|
|
797 |
//El nombre de fichero que ha puesto en el bandList es el del servidor y no el del fichero en disco
|
|
798 |
String serverName = bandList.getBand(0).getFileName();
|
|
799 |
for (int i = 0; i < bandList.getBandCount(); i++) {
|
|
800 |
bandList.getBand(i).setFileName(lastRequest.getPath());
|
|
801 |
}
|
|
802 |
|
|
803 |
DefaultRasterQuery q = (DefaultRasterQuery)RasterLocator.getManager().createQuery();
|
|
804 |
q.setAreaOfInterest(0, 0, w, h);
|
|
805 |
q.setBandList(bandList);
|
|
806 |
q.setBuffer(rasterBuf);
|
|
807 |
Buffer buf = driver.getDataSet(q);
|
|
808 |
|
|
809 |
for (int i = 0; i < bandList.getBandCount(); i++) {
|
|
810 |
bandList.getBand(i).setFileName(serverName);
|
|
811 |
}
|
|
812 |
driver.close();
|
|
813 |
return buf;
|
|
814 |
} catch (ProviderNotRegisteredException e) {
|
|
815 |
throw new RasterDriverException("Error building GdalDriver", e);
|
|
816 |
} catch (InitializeException e) {
|
|
817 |
throw new RasterDriverException("Error building GdalDriver", e);
|
|
818 |
}
|
|
819 |
}*/
|
|
820 |
|
|
821 |
public int getBlockSize() {
|
|
822 |
return 0;
|
|
823 |
}
|
|
824 |
|
|
825 |
public void setAffineTransform(AffineTransform t){
|
|
826 |
|
|
827 |
}
|
|
828 |
|
|
829 |
public int getOverviewCount(int band) throws BandAccessException, RasterDriverException {
|
|
830 |
return 0;
|
|
831 |
}
|
|
832 |
|
|
833 |
public int getOverviewWidth(int band, int overview) throws BandAccessException, RasterDriverException {
|
|
834 |
return 0;
|
|
835 |
}
|
|
836 |
|
|
837 |
public int getOverviewHeight(int band, int overview) throws BandAccessException, RasterDriverException {
|
|
838 |
return 0;
|
|
839 |
}
|
|
840 |
|
|
841 |
public boolean isOverviewsSupported() {
|
|
842 |
return false;
|
|
843 |
}
|
|
844 |
|
|
845 |
public boolean isReproyectable() {
|
|
846 |
return false;
|
|
847 |
}
|
|
848 |
|
|
849 |
public String getProviderName() {
|
|
850 |
return NAME;
|
|
851 |
}
|
|
852 |
|
|
853 |
public String getName() {
|
|
854 |
return this.getParameters().getCoverageName();
|
|
855 |
}
|
|
856 |
|
|
857 |
/**
|
|
858 |
* Convierte un punto desde coordenadas pixel a coordenadas del mundo.
|
|
859 |
* @param pt Punto a transformar
|
|
860 |
* @return punto transformado en coordenadas del mundo
|
|
861 |
*/
|
|
862 |
public Point2D rasterToWorld(Point2D pt) {
|
|
863 |
Point2D p = new Point2D.Double();
|
|
864 |
getAffineTransform().transform(pt, p);
|
|
865 |
return p;
|
|
866 |
}
|
|
867 |
|
|
868 |
/**
|
|
869 |
* Convierte un punto desde del mundo a coordenadas pixel.
|
|
870 |
* @param pt Punto a transformar
|
|
871 |
* @return punto transformado en coordenadas pixel
|
|
872 |
*/
|
|
873 |
public Point2D worldToRaster(Point2D pt) {
|
|
874 |
Point2D p = new Point2D.Double();
|
|
875 |
try {
|
|
876 |
getAffineTransform().inverseTransform(pt, p);
|
|
877 |
} catch (NoninvertibleTransformException e) {
|
|
878 |
return pt;
|
|
879 |
}
|
|
880 |
return p;
|
|
881 |
}
|
|
882 |
|
|
883 |
public void setStatus(RasterProvider provider) {
|
|
884 |
if(provider instanceof WCSProvider) {
|
|
885 |
}
|
|
886 |
}
|
|
887 |
|
|
888 |
/**
|
|
889 |
* ASigna el par?metro de inicializaci?n del driver.
|
|
890 |
*/
|
|
891 |
public void setParam(DataStoreProviderServices storeServices, DataStoreParameters param) {
|
|
892 |
if(param instanceof WCSDataParametersImpl)
|
|
893 |
this.uri = ((WCSDataParametersImpl)param).getURI();
|
|
894 |
this.param = param;
|
|
895 |
}
|
|
896 |
|
|
897 |
/**
|
|
898 |
* Gets the suffix of the downloaded image
|
|
899 |
* @return
|
|
900 |
*/
|
|
901 |
public String getFileSuffix() {
|
|
902 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters;
|
|
903 |
String format = p.getFormat().toLowerCase();
|
|
904 |
if (format == null) {
|
|
905 |
return "xml";
|
|
906 |
}
|
|
907 |
if (format.indexOf("png") >= 0){
|
|
908 |
return "png";
|
|
909 |
}
|
|
910 |
if (format.indexOf("xml") >= 0){
|
|
911 |
return "xml";
|
|
912 |
}
|
|
913 |
if (format.indexOf("gif") >= 0){
|
|
914 |
return "gif";
|
|
915 |
}
|
|
916 |
if (format.indexOf("tif") >= 0){
|
|
917 |
return "tif";
|
|
918 |
}
|
|
919 |
if (format.indexOf("bmp") >= 0){
|
|
920 |
return "bmp";
|
|
921 |
}
|
|
922 |
if (format.indexOf("jpg") >= 0
|
|
923 |
|| format.indexOf("jpeg") >= 0){
|
|
924 |
return "jpg";
|
|
925 |
}
|
|
926 |
return "xml";
|
|
927 |
}
|
|
928 |
|
|
929 |
public TileServer getTileServer() {
|
|
930 |
if(tileServer == null) {
|
|
931 |
DefaultRasterStore store = new DefaultRasterStore();
|
|
932 |
store.setProvider(this);
|
|
933 |
tileServer = new WCSTileServer(store);
|
|
934 |
}
|
|
935 |
return tileServer;
|
|
936 |
}
|
|
937 |
|
|
938 |
public boolean isRasterEnclosed() {
|
|
939 |
return true;
|
|
940 |
}
|
|
941 |
|
|
942 |
public File getRMFFile() {
|
|
943 |
if(lastRequest != null)
|
|
944 |
return new File(FilenameUtils.removeExtension(lastRequest.getAbsolutePath()) + ".rmf");
|
|
945 |
return null;
|
|
946 |
}
|
|
947 |
|
|
948 |
public HistogramComputer getHistogramComputer() {
|
|
949 |
if (histogram == null)
|
|
950 |
histogram = new RemoteStoreHistogram(this);
|
|
951 |
return histogram;
|
|
952 |
}
|
|
953 |
|
|
954 |
/* (non-Javadoc)
|
|
955 |
* @see org.gvsig.raster.impl.provider.RasterProvider#addFile(java.io.File)
|
|
956 |
*/
|
|
957 |
@Override
|
|
958 |
public void addFile(File file) throws InvalidSourceException {
|
|
959 |
// Do nothing
|
|
960 |
|
|
961 |
}
|
|
962 |
|
|
963 |
/* (non-Javadoc)
|
|
964 |
* @see org.gvsig.raster.impl.provider.RasterProvider#removeFile(java.io.File)
|
|
965 |
*/
|
|
966 |
@Override
|
|
967 |
public void removeFile(File file) {
|
|
968 |
// Do nothing
|
|
969 |
|
|
970 |
}
|
|
971 |
|
|
972 |
}
|
0 |
973 |
|