gvsig-raster / org.gvsig.raster.wcs / branches / org.gvsig.raster.wcs_dataaccess_refactoring / org.gvsig.raster.wcs.io / src / main / java / org / gvsig / raster / wcs / io / WCSProvider.java @ 2426
History | View | Annotate | Download (29.3 KB)
1 |
package org.gvsig.raster.wcs.io; |
---|---|
2 |
|
3 |
import java.awt.Rectangle; |
4 |
import java.awt.geom.AffineTransform; |
5 |
import java.awt.geom.NoninvertibleTransformException; |
6 |
import java.awt.geom.Point2D; |
7 |
import java.awt.geom.Rectangle2D; |
8 |
import java.io.File; |
9 |
import java.io.IOException; |
10 |
import java.net.URL; |
11 |
import java.util.Hashtable; |
12 |
|
13 |
import org.gvsig.fmap.dal.DALLocator; |
14 |
import org.gvsig.fmap.dal.DataStore; |
15 |
import org.gvsig.fmap.dal.DataStoreParameters; |
16 |
import org.gvsig.fmap.dal.coverage.RasterLocator; |
17 |
import org.gvsig.fmap.dal.coverage.dataset.Buffer; |
18 |
import org.gvsig.fmap.dal.coverage.datastruct.BandList; |
19 |
import org.gvsig.fmap.dal.coverage.datastruct.Extent; |
20 |
import org.gvsig.fmap.dal.coverage.exception.BandAccessException; |
21 |
import org.gvsig.fmap.dal.coverage.exception.BandNotFoundInListException; |
22 |
import org.gvsig.fmap.dal.coverage.exception.FileNotOpenException; |
23 |
import org.gvsig.fmap.dal.coverage.exception.InvalidSetViewException; |
24 |
import org.gvsig.fmap.dal.coverage.exception.NotSupportedExtensionException; |
25 |
import org.gvsig.fmap.dal.coverage.exception.ProcessInterruptedException; |
26 |
import org.gvsig.fmap.dal.coverage.exception.QueryException; |
27 |
import org.gvsig.fmap.dal.coverage.exception.RasterDriverException; |
28 |
import org.gvsig.fmap.dal.coverage.exception.RemoteServiceException; |
29 |
import org.gvsig.fmap.dal.coverage.store.RasterQuery; |
30 |
import org.gvsig.fmap.dal.coverage.store.props.ColorInterpretation; |
31 |
import org.gvsig.fmap.dal.coverage.store.props.HistogramComputer; |
32 |
import org.gvsig.fmap.dal.coverage.store.props.Transparency; |
33 |
import org.gvsig.fmap.dal.exception.InitializeException; |
34 |
import org.gvsig.fmap.dal.exception.ProviderNotRegisteredException; |
35 |
import org.gvsig.fmap.dal.spi.DataManagerProviderServices; |
36 |
import org.gvsig.fmap.dal.spi.DataStoreProviderServices; |
37 |
import org.gvsig.metadata.MetadataLocator; |
38 |
import org.gvsig.raster.cache.tile.provider.TileServer; |
39 |
import org.gvsig.raster.impl.buffer.DefaultRasterQuery; |
40 |
import org.gvsig.raster.impl.buffer.SpiRasterQuery; |
41 |
import org.gvsig.raster.impl.datastruct.BandListImpl; |
42 |
import org.gvsig.raster.impl.datastruct.DatasetBandImpl; |
43 |
import org.gvsig.raster.impl.datastruct.ExtentImpl; |
44 |
import org.gvsig.raster.impl.provider.AbstractRasterProvider; |
45 |
import org.gvsig.raster.impl.provider.RasterProvider; |
46 |
import org.gvsig.raster.impl.provider.RemoteRasterProvider; |
47 |
import org.gvsig.raster.impl.store.DefaultRasterStore; |
48 |
import org.gvsig.raster.impl.store.DefaultStoreFactory; |
49 |
import org.gvsig.raster.impl.store.properties.DataStoreColorInterpretation; |
50 |
import org.gvsig.raster.impl.store.properties.DataStoreTransparency; |
51 |
import org.gvsig.raster.impl.store.properties.RemoteDataStoreStatistics; |
52 |
import org.gvsig.raster.impl.store.properties.RemoteStoreHistogram; |
53 |
import org.gvsig.raster.util.DefaultProviderServices; |
54 |
import org.gvsig.raster.wcs.io.downloader.WCSTileServer; |
55 |
import org.gvsig.remoteclient.wcs.WCSStatus; |
56 |
import org.gvsig.tools.ToolsLocator; |
57 |
/**
|
58 |
* Clase que representa al driver de acceso a datos de wcs.
|
59 |
*
|
60 |
* @author Nacho Brodin (nachobrodin@gmail.com)
|
61 |
*/
|
62 |
public class WCSProvider extends AbstractRasterProvider implements RemoteRasterProvider { |
63 |
public static String NAME = "Wcs Store"; |
64 |
public static String DESCRIPTION = "Wcs Raster file"; |
65 |
public static final String METADATA_DEFINITION_NAME = "WcsStore"; |
66 |
|
67 |
private Extent viewRequest = null; |
68 |
private static Hashtable<URL, WCSConnector> |
69 |
drivers = new Hashtable<URL, WCSConnector> (); |
70 |
private boolean open = false; |
71 |
private DataStoreTransparency fileTransparency = null; |
72 |
private File lastRequest = null; |
73 |
private AbstractRasterProvider lastRequestProvider = null; |
74 |
|
75 |
public static void register() { |
76 |
DataManagerProviderServices dataman = (DataManagerProviderServices) DALLocator.getDataManager(); |
77 |
if (dataman != null && !dataman.getStoreProviders().contains(NAME)) { |
78 |
dataman.registerStoreProvider(NAME, |
79 |
WCSProvider.class, WCSDataParametersImpl.class); |
80 |
} |
81 |
|
82 |
if (!dataman.getExplorerProviders().contains(NAME)) {
|
83 |
dataman.registerExplorerProvider(NAME, WCSServerExplorer.class, WCSServerExplorerParameters.class); |
84 |
} |
85 |
dataman.registerStoreFactory(NAME, DefaultStoreFactory.class); |
86 |
} |
87 |
|
88 |
public WCSProvider() throws NotSupportedExtensionException { |
89 |
super();
|
90 |
} |
91 |
|
92 |
/**
|
93 |
* Constructor. Abre el dataset.
|
94 |
* @param proj Proyecci?n
|
95 |
* @param fName Nombre del fichero
|
96 |
* @throws NotSupportedExtensionException
|
97 |
*/
|
98 |
public WCSProvider(String params) throws InitializeException { |
99 |
super(params);
|
100 |
if(params instanceof String) { |
101 |
WCSDataParametersImpl p = new WCSDataParametersImpl();
|
102 |
p.setURI((String)params);
|
103 |
super.init(p, null, ToolsLocator.getDynObjectManager() |
104 |
.createDynObject( |
105 |
MetadataLocator.getMetadataManager().getDefinition( |
106 |
DataStore.METADATA_DEFINITION_NAME))); |
107 |
init(p, null);
|
108 |
} |
109 |
} |
110 |
|
111 |
public WCSProvider(WCSDataParametersImpl params,
|
112 |
DataStoreProviderServices storeServices) throws InitializeException {
|
113 |
super(params, storeServices, ToolsLocator.getDynObjectManager()
|
114 |
.createDynObject( |
115 |
MetadataLocator.getMetadataManager().getDefinition( |
116 |
DataStore.METADATA_DEFINITION_NAME))); |
117 |
init(params, storeServices); |
118 |
} |
119 |
|
120 |
/**
|
121 |
* Gets the connector from the URL
|
122 |
* @return
|
123 |
* @throws RemoteServiceException
|
124 |
*/
|
125 |
public WCSConnector getConnector() throws RemoteServiceException { |
126 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters; |
127 |
URL url = null; |
128 |
try {
|
129 |
url = new URL(p.getURI()); |
130 |
} catch (Exception e) { |
131 |
throw new RemoteServiceException("Malformed URL",e); |
132 |
} |
133 |
try {
|
134 |
return WCSProvider.getConnectorFromURL(url);
|
135 |
} catch (IOException e) { |
136 |
throw new RemoteServiceException("Error getting the connector",e); |
137 |
} |
138 |
} |
139 |
|
140 |
/**
|
141 |
* Crea las referencias al fichero y carga
|
142 |
* las estructuras con la informaci?n y los metadatos.
|
143 |
* @param proj Proyecci?n
|
144 |
* @param param Parametros de carga
|
145 |
* @throws NotSupportedExtensionException
|
146 |
* @throws RasterDriverException
|
147 |
*/
|
148 |
public void init (DataStoreParameters params, |
149 |
DataStoreProviderServices storeServices) throws InitializeException {
|
150 |
setParam(storeServices, params); |
151 |
open = true;
|
152 |
try {
|
153 |
loadInitialInfo(); |
154 |
} catch (RasterDriverException e) {
|
155 |
throw new InitializeException(e.getMessage(), e); |
156 |
} |
157 |
|
158 |
stats = new RemoteDataStoreStatistics(this); |
159 |
} |
160 |
|
161 |
public static final WCSConnector getConnectorFromURL(URL url) throws IOException { |
162 |
WCSConnector drv = (WCSConnector) drivers.get(url); |
163 |
if (drv == null) { |
164 |
drv = new WCSConnector(url);
|
165 |
drivers.put(url, drv); |
166 |
} |
167 |
return drv;
|
168 |
} |
169 |
|
170 |
/**
|
171 |
* Obtiene el objeto que contiene que contiene la interpretaci?n de
|
172 |
* color por banda
|
173 |
* @return
|
174 |
*/
|
175 |
public ColorInterpretation getColorInterpretation() {
|
176 |
if(super.getColorInterpretation() == null) { |
177 |
ColorInterpretation colorInterpretation = new DataStoreColorInterpretation();
|
178 |
colorInterpretation.initColorInterpretation(getBandCount()); |
179 |
if(getBandCount() == 3) { |
180 |
colorInterpretation = DataStoreColorInterpretation.createRGBInterpretation(); |
181 |
} else {
|
182 |
for (int i = 0; i < getBandCount(); i++) { |
183 |
colorInterpretation.setColorInterpValue(i, DataStoreColorInterpretation.GRAY_BAND); |
184 |
} |
185 |
} |
186 |
setColorInterpretation(colorInterpretation); |
187 |
} |
188 |
return super.getColorInterpretation(); |
189 |
} |
190 |
|
191 |
/**
|
192 |
* Gets WCS parameters
|
193 |
* @return
|
194 |
*/
|
195 |
public WCSDataParameters getParameters() {
|
196 |
return (WCSDataParameters)parameters;
|
197 |
} |
198 |
|
199 |
public AffineTransform getAffineTransform() { |
200 |
Extent e = getExtent(); |
201 |
double resolutionX = e.width() / getWidth();
|
202 |
double resolutionY = e.height() / getHeight();
|
203 |
ownTransformation = new AffineTransform( |
204 |
resolutionX, |
205 |
0,
|
206 |
0,
|
207 |
-resolutionY, |
208 |
e.getULX() - (resolutionX / 2),
|
209 |
e.getULY() - (resolutionY / 2));
|
210 |
externalTransformation = (AffineTransform) ownTransformation.clone();
|
211 |
return ownTransformation;
|
212 |
} |
213 |
|
214 |
/**
|
215 |
* Calcula el extent en coordenadas del mundo real
|
216 |
* @return Extent
|
217 |
*/
|
218 |
public Extent getExtent() {
|
219 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters; |
220 |
try {
|
221 |
Rectangle2D r = getConnector().getFullExtent(p.getCoverageName(), p.getSRSCode());
|
222 |
if(r == null) |
223 |
return null; |
224 |
return new ExtentImpl(r.getX(), r.getY() + r.getHeight(), r.getX() + r.getWidth(), r.getY()); |
225 |
} catch (RemoteServiceException e1) {
|
226 |
e1.printStackTrace(); |
227 |
} catch (IOException e) { |
228 |
e.printStackTrace(); |
229 |
} |
230 |
return null; |
231 |
} |
232 |
|
233 |
public Rectangle2D getLayerExtent(String layerName, String srs) throws RemoteServiceException { |
234 |
return null; |
235 |
} |
236 |
|
237 |
public RasterProvider load() {
|
238 |
return this; |
239 |
} |
240 |
|
241 |
public boolean isOpen() { |
242 |
return open;
|
243 |
} |
244 |
|
245 |
public void close() { |
246 |
open = false;
|
247 |
} |
248 |
|
249 |
public Transparency getTransparency() { |
250 |
if(fileTransparency == null) |
251 |
fileTransparency = new DataStoreTransparency(getColorInterpretation());
|
252 |
return fileTransparency;
|
253 |
} |
254 |
|
255 |
public String translateFileName(String fileName) { |
256 |
return fileName;
|
257 |
} |
258 |
|
259 |
public void setView(Extent e) { |
260 |
viewRequest = e; |
261 |
} |
262 |
|
263 |
public Extent getView() {
|
264 |
return viewRequest;
|
265 |
} |
266 |
|
267 |
public double getWidth() { |
268 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters; |
269 |
try {
|
270 |
return getConnector().getWidth(p.getCoverageName());
|
271 |
} catch (RemoteServiceException e) {
|
272 |
e.printStackTrace(); |
273 |
} |
274 |
return 0; |
275 |
} |
276 |
|
277 |
public double getHeight() { |
278 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters; |
279 |
try {
|
280 |
return getConnector().getHeight(p.getCoverageName());
|
281 |
} catch (RemoteServiceException e) {
|
282 |
e.printStackTrace(); |
283 |
} |
284 |
return 0; |
285 |
} |
286 |
|
287 |
public Object readCompleteLine(int line, int band) |
288 |
throws InvalidSetViewException, FileNotOpenException, RasterDriverException {
|
289 |
return null; |
290 |
} |
291 |
|
292 |
/**
|
293 |
* When the remote layer has fixed size this method downloads the file and return its reference.
|
294 |
* File layer has in the long side FIXED_SIZE pixels and the bounding box is complete. This file could be
|
295 |
* useful to build an histogram or calculate statistics. This represents a sample of data.
|
296 |
* @return
|
297 |
* @throws RasterDriverException
|
298 |
*/
|
299 |
public File getFileLayer() throws RasterDriverException { |
300 |
Extent e = getExtent(); |
301 |
Rectangle2D bBox = new Rectangle2D.Double(e.getULX(), e.getLRY(), e.width(), e.height()); |
302 |
WCSStatus wcsStatus = loadWCSStatus(bBox); |
303 |
|
304 |
return downloadFile(wcsStatus, e, (int)getWidth(), (int)getHeight()); |
305 |
} |
306 |
|
307 |
/**
|
308 |
* Reads a complete block of data and returns an tridimensional array of the right type. This function is useful
|
309 |
* to read a file very fast without setting a view. In a WCS service when the size is fixed then it will read the
|
310 |
* entire image but when the source hasn't pixel size it will read a sample of data. This set of data will have
|
311 |
* the size defined in FIXED_SIZE.
|
312 |
*
|
313 |
* @param pos Posici?n donde se empieza a leer
|
314 |
* @param blockHeight Altura m?xima del bloque leido
|
315 |
* @return Object que es un array tridimendional del tipo de datos del raster. (Bandas X Filas X Columnas)
|
316 |
* @throws InvalidSetViewException
|
317 |
* @throws FileNotOpenException
|
318 |
* @throws RasterDriverException
|
319 |
*/
|
320 |
public Object readBlock(int pos, int blockHeight, double scale) |
321 |
throws InvalidSetViewException, FileNotOpenException, RasterDriverException, ProcessInterruptedException {
|
322 |
File lastFile = getFileLayer();
|
323 |
BandList bandList = new BandListImpl();
|
324 |
for (int i = 0; i < 3; i++) { |
325 |
try {
|
326 |
bandList.addBand(new DatasetBandImpl(lastFile.getPath(), pos, Buffer.TYPE_BYTE, 3)); |
327 |
} catch (BandNotFoundInListException e1) {
|
328 |
} |
329 |
} |
330 |
bandList.setDrawableBands(new int[]{0, 1, 2}); |
331 |
|
332 |
try {
|
333 |
lastRequestProvider = openLastRequest(); |
334 |
return lastRequestProvider.readBlock(pos, blockHeight, scale);
|
335 |
} catch (ProviderNotRegisteredException exc) {
|
336 |
throw new RasterDriverException("Error building GdalDriver", exc); |
337 |
} catch (InitializeException exc) {
|
338 |
throw new RasterDriverException("Error building GdalDriver", exc); |
339 |
} |
340 |
} |
341 |
|
342 |
public double getLastRequestHeight() throws RasterDriverException { |
343 |
if(lastRequestProvider == null) { |
344 |
try {
|
345 |
lastRequestProvider = openLastRequest(); |
346 |
} catch (ProviderNotRegisteredException e) {
|
347 |
throw new RasterDriverException("Error building GdalDriver", e); |
348 |
} catch (InitializeException e) {
|
349 |
throw new RasterDriverException("Error building GdalDriver", e); |
350 |
} |
351 |
} |
352 |
return lastRequestProvider.getHeight();
|
353 |
} |
354 |
|
355 |
public double getLastRequestWidth() throws RasterDriverException { |
356 |
if(lastRequestProvider == null) { |
357 |
try {
|
358 |
lastRequestProvider = openLastRequest(); |
359 |
} catch (ProviderNotRegisteredException e) {
|
360 |
throw new RasterDriverException("Error building GdalDriver", e); |
361 |
} catch (InitializeException e) {
|
362 |
throw new RasterDriverException("Error building GdalDriver", e); |
363 |
} |
364 |
} |
365 |
return lastRequestProvider.getWidth();
|
366 |
} |
367 |
|
368 |
public File getLastRequest() { |
369 |
return lastRequest;
|
370 |
} |
371 |
|
372 |
public Buffer getBufferLastRequest() throws ProcessInterruptedException, RasterDriverException { |
373 |
try {
|
374 |
lastRequestProvider = openLastRequest(); |
375 |
|
376 |
/*BandList bandList = new BandListImpl();
|
377 |
for (int i = 0; i < lastRequestProvider.getBandCount(); i++) {
|
378 |
try {
|
379 |
bandList.addBand(new DatasetBandImpl(lastRequest.getPath(), i, Buffer.TYPE_BYTE, 3));
|
380 |
} catch (BandNotFoundInListException e1) {
|
381 |
}
|
382 |
}
|
383 |
bandList.setDrawableBands(new int[]{0, 1, 2});*/
|
384 |
|
385 |
RasterQuery q = RasterLocator.getManager().createQuery(); |
386 |
q.setAreaOfInterest(lastRequestProvider.getExtent(), |
387 |
(int)lastRequestProvider.getWidth(),
|
388 |
(int)lastRequestProvider.getHeight());
|
389 |
q.setAllDrawableBands(); |
390 |
q.setAdjustToExtent(true);
|
391 |
|
392 |
DefaultRasterStore store = new DefaultRasterStore();
|
393 |
store.setProvider(lastRequestProvider); |
394 |
return store.query(q);
|
395 |
} catch (ProviderNotRegisteredException e) {
|
396 |
throw new RasterDriverException("Error building GdalDriver", e); |
397 |
} catch (InitializeException e) {
|
398 |
throw new RasterDriverException("Error building GdalDriver", e); |
399 |
} catch (QueryException e) {
|
400 |
throw new RasterDriverException("Error reading data", e); |
401 |
} |
402 |
} |
403 |
|
404 |
/**
|
405 |
* Opens the last request downloaded
|
406 |
* @return
|
407 |
* @throws ProviderNotRegisteredException
|
408 |
* @throws InitializeException
|
409 |
* @throws RasterDriverException
|
410 |
*/
|
411 |
private AbstractRasterProvider openLastRequest() throws ProviderNotRegisteredException, InitializeException, RasterDriverException { |
412 |
if(lastRequestProvider != null) |
413 |
lastRequestProvider.close(); |
414 |
File lastFile = getFileLayer();
|
415 |
lastRequestProvider = DefaultProviderServices.loadProvider(new File(lastFile.getPath())); |
416 |
return lastRequestProvider;
|
417 |
} |
418 |
|
419 |
public Object getData(int x, int y, int band) |
420 |
throws InvalidSetViewException, FileNotOpenException, RasterDriverException {
|
421 |
int w = 25; |
422 |
int h = 25; |
423 |
|
424 |
Point2D p1 = rasterToWorld(new Point2D.Double(x, y)); |
425 |
Point2D p2 = rasterToWorld(new Point2D.Double(x + w, y + h)); |
426 |
Rectangle2D bBox = new Rectangle2D.Double(p1.getX(), p1.getY(), Math.abs(p1.getX() - p2.getX()), Math.abs(p1.getY() - p2.getY())); |
427 |
|
428 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters; |
429 |
WCSStatus wcsStatus = new WCSStatus();
|
430 |
wcsStatus.setCoveraName(p.getCoverageName()); |
431 |
wcsStatus.setSrs(p.getSRSCode()); |
432 |
wcsStatus.setFormat(p.getFormat()); |
433 |
wcsStatus.setOnlineResource(p.getOnlineResource() != null ? (String) p.getOnlineResource().get("GetCoverage") : null); |
434 |
wcsStatus.setExtent(bBox); |
435 |
wcsStatus.setHeight(h); |
436 |
wcsStatus.setWidth(w); |
437 |
wcsStatus.setDepth(p.getDepth()); |
438 |
wcsStatus.setParameters(p.getParameter()); |
439 |
wcsStatus.setTime(p.getTime()); |
440 |
|
441 |
lastRequest = downloadFile(wcsStatus, p1.getX(), p1.getY(), p2.getX(), p2.getY(), w, h); |
442 |
|
443 |
AbstractRasterProvider driver = null;
|
444 |
try {
|
445 |
driver = DefaultProviderServices.loadProvider(new File(lastRequest.getPath())); |
446 |
/*Buffer buf = DefaultRasterManager.getInstance().createBuffer(getDataType()[0], w, h, getBandCount(), true);
|
447 |
BandList bandList = new BandListImpl();
|
448 |
int[] drawable = new int[getBandCount()];
|
449 |
for (int i = 0; i < getBandCount(); i++) {
|
450 |
try {
|
451 |
bandList.addBand(new DatasetBandImpl(lastRequest.getPath(), i, getDataType()[i], getBandCount()));
|
452 |
drawable[i] = i;
|
453 |
} catch (BandNotFoundInListException e1) {
|
454 |
}
|
455 |
}
|
456 |
bandList.setDrawableBands(drawable);*/
|
457 |
|
458 |
RasterQuery q = RasterLocator.getManager().createQuery(); |
459 |
Rectangle r = new Rectangle(0, 0, 25, 25); |
460 |
q.setAreaOfInterest(r); |
461 |
q.setAllDrawableBands(); |
462 |
DefaultRasterStore store = new DefaultRasterStore();
|
463 |
store.setProvider(driver); |
464 |
|
465 |
Buffer buf = store.query(q);
|
466 |
driver.close(); |
467 |
if(buf.getDataType() == Buffer.TYPE_BYTE) { |
468 |
return new Integer(buf.getElemByte(0, 0, band)); |
469 |
} |
470 |
if(buf.getDataType() == Buffer.TYPE_SHORT) { |
471 |
return new Integer(buf.getElemShort(0, 0, band)); |
472 |
} |
473 |
if(buf.getDataType() == Buffer.TYPE_INT) { |
474 |
return new Integer(buf.getElemInt(0, 0, band)); |
475 |
} |
476 |
if(buf.getDataType() == Buffer.TYPE_FLOAT) { |
477 |
return new Float(buf.getElemFloat(0, 0, band)); |
478 |
} |
479 |
if(buf.getDataType() == Buffer.TYPE_DOUBLE) { |
480 |
return new Double(buf.getElemDouble(0, 0, band)); |
481 |
} |
482 |
} catch(InitializeException e) {
|
483 |
throw new RasterDriverException("", e); |
484 |
} catch (ProviderNotRegisteredException e) {
|
485 |
throw new RasterDriverException("", e); |
486 |
} catch (ProcessInterruptedException e) {
|
487 |
} catch (QueryException e) {
|
488 |
throw new RasterDriverException("", e); |
489 |
} |
490 |
return null; |
491 |
} |
492 |
|
493 |
/**
|
494 |
* Gets the georeferencing file name form a raster file
|
495 |
* @param file
|
496 |
* a raster file
|
497 |
* @return
|
498 |
* a georeferencing file
|
499 |
*/
|
500 |
private String getWorldFile(String file){ |
501 |
String worldFile = file;
|
502 |
int index = file.lastIndexOf("."); |
503 |
if (index > 0) { |
504 |
worldFile = file.substring(0, index) + getExtensionWorldFile();
|
505 |
} else {
|
506 |
worldFile = file + getExtensionWorldFile(); |
507 |
} |
508 |
return worldFile;
|
509 |
} |
510 |
|
511 |
/**
|
512 |
* Obtiene la extensi?n del fichero de georreferenciaci?n
|
513 |
* @return String con la extensi?n del fichero de georreferenciaci?n dependiendo
|
514 |
* del valor del formato obtenido del servidor. Por defecto asignaremos un .wld
|
515 |
*/
|
516 |
private String getExtensionWorldFile() { |
517 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters; |
518 |
String extWorldFile = ".wld"; |
519 |
if(p.getFormat().equals("image/tif") || p.getFormat().equals("image/tiff")) { |
520 |
extWorldFile = ".tfw";
|
521 |
} |
522 |
return extWorldFile;
|
523 |
} |
524 |
|
525 |
private WCSStatus loadWCSStatus(Rectangle2D bBox) { |
526 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters; |
527 |
WCSStatus wcsStatus = new WCSStatus();
|
528 |
wcsStatus.setCoveraName(p.getCoverageName()); |
529 |
wcsStatus.setSrs(p.getSRSCode()); |
530 |
wcsStatus.setFormat(p.getFormat()); |
531 |
wcsStatus.setOnlineResource(p.getOnlineResource() != null ? (String) p.getOnlineResource().get("GetCoverage") : null); |
532 |
wcsStatus.setExtent(bBox); |
533 |
wcsStatus.setHeight(p.getHeight()); |
534 |
wcsStatus.setWidth(p.getWidth()); |
535 |
wcsStatus.setDepth(p.getDepth()); |
536 |
wcsStatus.setParameters(p.getParameter()); |
537 |
wcsStatus.setTime(p.getTime()); |
538 |
return wcsStatus;
|
539 |
} |
540 |
|
541 |
public boolean needEnhanced() { |
542 |
return (getDataType()[0] != Buffer.TYPE_BYTE || |
543 |
(getBandCount() == 1 && getDataType()[0] == Buffer.TYPE_BYTE)); |
544 |
} |
545 |
|
546 |
/**
|
547 |
* This function downloads the file and creates the georeferencing file
|
548 |
* @param wcsStatus
|
549 |
* @param ulx
|
550 |
* @param uly
|
551 |
* @param lrx
|
552 |
* @param lry
|
553 |
* @param w
|
554 |
* @param h
|
555 |
* @return
|
556 |
* @throws RasterDriverException
|
557 |
*/
|
558 |
private File downloadFile(WCSStatus wcsStatus, double ulx, double uly, double lrx, double lry, int w, int h) throws RasterDriverException { |
559 |
Extent extent = new ExtentImpl(ulx, uly, lrx, lry);
|
560 |
return downloadFile(wcsStatus, extent, w, h);
|
561 |
} |
562 |
|
563 |
/**
|
564 |
* This function downloads the file and creates the georeferencing file
|
565 |
* @param wcsStatus
|
566 |
* @param ulx
|
567 |
* @param uly
|
568 |
* @param lrx
|
569 |
* @param lry
|
570 |
* @param w
|
571 |
* @param h
|
572 |
* @return
|
573 |
* @throws RasterDriverException
|
574 |
*/
|
575 |
private File downloadFile(WCSStatus wcsStatus, Extent extent, int w, int h) throws RasterDriverException { |
576 |
try {
|
577 |
lastRequest = getConnector().getCoverage(wcsStatus, ((WCSDataParametersImpl)parameters).getCancellable()); |
578 |
} catch (RemoteServiceException e) {
|
579 |
throw new RasterDriverException(e.getMessage(), e); |
580 |
} |
581 |
|
582 |
String nameWorldFile = getWorldFile(lastRequest.getPath());
|
583 |
try {
|
584 |
fileUtil.createWorldFile(nameWorldFile, extent, w, h); |
585 |
} catch (IOException e) { |
586 |
throw new RasterDriverException("Error downloading file", e); |
587 |
} |
588 |
|
589 |
return lastRequest;
|
590 |
} |
591 |
|
592 |
/**
|
593 |
* Assigns the list of bands RGB and read a window of data
|
594 |
* @param rasterBuf
|
595 |
* @param bandList
|
596 |
* @param lastFile
|
597 |
* @param ulx
|
598 |
* @param uly
|
599 |
* @param lrx
|
600 |
* @param lry
|
601 |
* @return
|
602 |
* @throws RasterDriverException
|
603 |
* @throws ProcessInterruptedException
|
604 |
*/
|
605 |
public Buffer getBuffer(BandList bandList, File lastFile, |
606 |
double ulx, double uly, double lrx, double lry) throws RasterDriverException, ProcessInterruptedException { |
607 |
try {
|
608 |
//El nombre de fichero que ha puesto en el bandList es el del servidor y no el del fichero en disco
|
609 |
/*String serverName = bandList.getBand(0).getFileName();
|
610 |
for (int i = 0; i < bandList.getBandCount(); i++) {
|
611 |
bandList.getBand(i).setFileName(lastFile.getPath());
|
612 |
}*/
|
613 |
|
614 |
AbstractRasterProvider driver = DefaultProviderServices.loadProvider(new File(lastFile.getPath())); |
615 |
|
616 |
RasterQuery q = RasterLocator.getManager().createQuery(); |
617 |
q.setAreaOfInterest(new ExtentImpl(ulx, uly, lrx, lry));
|
618 |
q.setDrawableBands(bandList.getDrawableBands()); |
619 |
DefaultRasterStore store = new DefaultRasterStore();
|
620 |
store.setProvider(driver); |
621 |
Buffer buf = store.query(q);
|
622 |
|
623 |
/*for (int i = 0; i < bandList.getBandCount(); i++) {
|
624 |
bandList.getBand(i).setFileName(serverName);
|
625 |
}*/
|
626 |
|
627 |
return buf;
|
628 |
} catch (ProviderNotRegisteredException e) {
|
629 |
throw new RasterDriverException("Error building GdalDriver", e); |
630 |
} catch (InitializeException e) {
|
631 |
throw new RasterDriverException("Error building GdalDriver", e); |
632 |
} catch (QueryException e) {
|
633 |
throw new RasterDriverException("Error reading data", e); |
634 |
} |
635 |
} |
636 |
|
637 |
@Override
|
638 |
public void loadBuffer(SpiRasterQuery query) |
639 |
throws ProcessInterruptedException, RasterDriverException {
|
640 |
Extent ex = query.getAdjustedRequestBoundingBox(); |
641 |
WCSStatus wcsStatus = loadWCSStatus(ex.toRectangle2D()); |
642 |
|
643 |
lastRequest = downloadFile( |
644 |
wcsStatus, |
645 |
ex, |
646 |
query.getAdjustedBufWidth(), |
647 |
query.getAdjustedBufHeight()); |
648 |
|
649 |
if (lastRequest == null) { |
650 |
return;
|
651 |
} |
652 |
|
653 |
try {
|
654 |
AbstractRasterProvider driver = DefaultProviderServices.loadProvider(new File(lastRequest.getPath())); |
655 |
DefaultRasterStore store = new DefaultRasterStore();
|
656 |
store.setProvider(driver); |
657 |
query.createBuffer(store); |
658 |
store.query((RasterQuery)query); |
659 |
} catch (ProviderNotRegisteredException e) {
|
660 |
throw new RasterDriverException("Error building GdalDriver", e); |
661 |
} catch (InitializeException e) {
|
662 |
throw new RasterDriverException("Error building GdalDriver", e); |
663 |
} catch (QueryException e) {
|
664 |
throw new RasterDriverException("Error reading data", e); |
665 |
} |
666 |
|
667 |
} |
668 |
|
669 |
/**
|
670 |
* When a WCS provider is opened the information of data type and number of bands is not
|
671 |
* available. Only after the first time a raster has been downloaded it can be know.
|
672 |
* @param newDataType
|
673 |
* @param buf
|
674 |
* @param bandList
|
675 |
* @return
|
676 |
* @throws RasterDriverException
|
677 |
*/
|
678 |
private void loadInitialInfo() throws RasterDriverException { |
679 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters; |
680 |
Extent ext = getExtent(); |
681 |
Rectangle2D bBox = ext.toRectangle2D();
|
682 |
int w = 0; |
683 |
int h = 0; |
684 |
if(ext.width() > ext.height()) {
|
685 |
w = 200;
|
686 |
h = (int)((ext.height() * w) / ext.width());
|
687 |
} else {
|
688 |
h = 200;
|
689 |
w = (int)((ext.width() * h) / ext.height());
|
690 |
} |
691 |
p.setWidth(w); |
692 |
p.setHeight(h); |
693 |
p.setExtent(bBox); |
694 |
WCSStatus wcsStatus = loadWCSStatus(bBox); |
695 |
|
696 |
lastRequest = downloadFile(wcsStatus, ext.getULX(), ext.getULY(), ext.getLRX(), ext.getLRY(), w, h); |
697 |
AbstractRasterProvider driver; |
698 |
try {
|
699 |
driver = DefaultProviderServices.loadProvider(lastRequest); |
700 |
setDataType(driver.getDataType()); |
701 |
bandCount = driver.getBandCount(); |
702 |
driver.close(); |
703 |
} catch (ProviderNotRegisteredException e) {
|
704 |
throw new RasterDriverException("", e); |
705 |
} catch (InitializeException e) {
|
706 |
throw new RasterDriverException("", e); |
707 |
} |
708 |
} |
709 |
|
710 |
/**
|
711 |
* When a WCS provider is opened the information of data type and number of bands is not
|
712 |
* available. Only after the first time a raster has been downloaded it can be know.
|
713 |
* @param newDataType
|
714 |
* @param buf
|
715 |
* @param bandList
|
716 |
* @return
|
717 |
*/
|
718 |
/*private Buffer changeBufferDataType(int newDataType, Buffer buf, BandList bandList) {
|
719 |
Buffer newBuffer = null;
|
720 |
if(buf.getDataType() != newDataType) {
|
721 |
newBuffer = DefaultRasterManager.getInstance().createReadOnlyBuffer(newDataType, buf.getWidth(), buf.getHeight(), buf.getBandCount());
|
722 |
buf.free();
|
723 |
} else
|
724 |
return buf;
|
725 |
|
726 |
bandList.clear();
|
727 |
for(int i = 0; i < getBandCount(); i++)
|
728 |
try {
|
729 |
int dataType = getDataType()[i];
|
730 |
DatasetBand band = new DatasetBandImpl(getFName(), i, dataType, getBandCount());
|
731 |
bandList.addBand(band, i);
|
732 |
} catch(BandNotFoundInListException ex) {
|
733 |
//No a?adimos la banda
|
734 |
}
|
735 |
return newBuffer;
|
736 |
}*/
|
737 |
|
738 |
/*public Buffer getWindow(int x, int y, int w, int h,
|
739 |
BandList bandList, Buffer rasterBuf, TaskStatus status) throws ProcessInterruptedException, RasterDriverException {
|
740 |
Point2D p1 = rasterToWorld(new Point2D.Double(x, y));
|
741 |
Point2D p2 = rasterToWorld(new Point2D.Double(x + w, y + h));
|
742 |
Rectangle2D bBox = new Rectangle2D.Double(p1.getX(), p1.getY(), Math.abs(p1.getX() - p2.getX()), Math.abs(p1.getY() - p2.getY()));
|
743 |
WCSStatus wcsStatus = loadWCSStatus(bBox);
|
744 |
|
745 |
lastRequest = downloadFile(wcsStatus, p1.getX(), p1.getY(), p2.getX(), p2.getY(), rasterBuf.getWidth(), rasterBuf.getHeight());
|
746 |
|
747 |
if (lastRequest == null) {
|
748 |
return rasterBuf;
|
749 |
}
|
750 |
|
751 |
AbstractRasterProvider driver = null;
|
752 |
try {
|
753 |
driver = DefaultProviderServices.loadProvider(new File(lastRequest.getPath()));
|
754 |
|
755 |
//El nombre de fichero que ha puesto en el bandList es el del servidor y no el del fichero en disco
|
756 |
String serverName = bandList.getBand(0).getFileName();
|
757 |
for (int i = 0; i < bandList.getBandCount(); i++) {
|
758 |
bandList.getBand(i).setFileName(lastRequest.getPath());
|
759 |
}
|
760 |
|
761 |
DefaultRasterQuery q = (DefaultRasterQuery)RasterLocator.getManager().createQuery();
|
762 |
q.setAreaOfInterest(0, 0, w, h);
|
763 |
q.setBandList(bandList);
|
764 |
q.setBuffer(rasterBuf);
|
765 |
Buffer buf = driver.getDataSet(q);
|
766 |
|
767 |
for (int i = 0; i < bandList.getBandCount(); i++) {
|
768 |
bandList.getBand(i).setFileName(serverName);
|
769 |
}
|
770 |
driver.close();
|
771 |
return buf;
|
772 |
} catch (ProviderNotRegisteredException e) {
|
773 |
throw new RasterDriverException("Error building GdalDriver", e);
|
774 |
} catch (InitializeException e) {
|
775 |
throw new RasterDriverException("Error building GdalDriver", e);
|
776 |
}
|
777 |
}*/
|
778 |
|
779 |
public int getBlockSize() { |
780 |
return 0; |
781 |
} |
782 |
|
783 |
public void setAffineTransform(AffineTransform t){ |
784 |
|
785 |
} |
786 |
|
787 |
public int getOverviewCount(int band) throws BandAccessException, RasterDriverException { |
788 |
return 0; |
789 |
} |
790 |
|
791 |
public int getOverviewWidth(int band, int overview) throws BandAccessException, RasterDriverException { |
792 |
return 0; |
793 |
} |
794 |
|
795 |
public int getOverviewHeight(int band, int overview) throws BandAccessException, RasterDriverException { |
796 |
return 0; |
797 |
} |
798 |
|
799 |
public boolean isOverviewsSupported() { |
800 |
return false; |
801 |
} |
802 |
|
803 |
public boolean isReproyectable() { |
804 |
return false; |
805 |
} |
806 |
|
807 |
public String getName() { |
808 |
return NAME;
|
809 |
} |
810 |
|
811 |
/**
|
812 |
* Convierte un punto desde coordenadas pixel a coordenadas del mundo.
|
813 |
* @param pt Punto a transformar
|
814 |
* @return punto transformado en coordenadas del mundo
|
815 |
*/
|
816 |
public Point2D rasterToWorld(Point2D pt) { |
817 |
Point2D p = new Point2D.Double(); |
818 |
getAffineTransform().transform(pt, p); |
819 |
return p;
|
820 |
} |
821 |
|
822 |
/**
|
823 |
* Convierte un punto desde del mundo a coordenadas pixel.
|
824 |
* @param pt Punto a transformar
|
825 |
* @return punto transformado en coordenadas pixel
|
826 |
*/
|
827 |
public Point2D worldToRaster(Point2D pt) { |
828 |
Point2D p = new Point2D.Double(); |
829 |
try {
|
830 |
getAffineTransform().inverseTransform(pt, p); |
831 |
} catch (NoninvertibleTransformException e) { |
832 |
return pt;
|
833 |
} |
834 |
return p;
|
835 |
} |
836 |
|
837 |
public void setStatus(RasterProvider provider) { |
838 |
if(provider instanceof WCSProvider) { |
839 |
} |
840 |
} |
841 |
|
842 |
/**
|
843 |
* ASigna el par?metro de inicializaci?n del driver.
|
844 |
*/
|
845 |
public void setParam(DataStoreProviderServices storeServices, DataStoreParameters param) { |
846 |
if(param instanceof WCSDataParametersImpl) |
847 |
this.uri = ((WCSDataParametersImpl)param).getURI();
|
848 |
this.param = param;
|
849 |
} |
850 |
|
851 |
/**
|
852 |
* Gets the suffix of the downloaded image
|
853 |
* @return
|
854 |
*/
|
855 |
public String getFileSuffix() { |
856 |
WCSDataParametersImpl p = (WCSDataParametersImpl)parameters; |
857 |
String format = p.getFormat().toLowerCase();
|
858 |
if (format == null) { |
859 |
return "xml"; |
860 |
} |
861 |
if (format.indexOf("png") >= 0){ |
862 |
return "png"; |
863 |
} |
864 |
if (format.indexOf("xml") >= 0){ |
865 |
return "xml"; |
866 |
} |
867 |
if (format.indexOf("gif") >= 0){ |
868 |
return "gif"; |
869 |
} |
870 |
if (format.indexOf("tif") >= 0){ |
871 |
return "tif"; |
872 |
} |
873 |
if (format.indexOf("bmp") >= 0){ |
874 |
return "bmp"; |
875 |
} |
876 |
if (format.indexOf("jpg") >= 0 |
877 |
|| format.indexOf("jpeg") >= 0){ |
878 |
return "jpg"; |
879 |
} |
880 |
return "xml"; |
881 |
} |
882 |
|
883 |
public TileServer getTileServer() {
|
884 |
if(tileServer == null) { |
885 |
DefaultRasterStore store = new DefaultRasterStore();
|
886 |
store.setProvider(this);
|
887 |
tileServer = new WCSTileServer(store);
|
888 |
} |
889 |
return tileServer;
|
890 |
} |
891 |
|
892 |
public boolean isRasterEnclosed() { |
893 |
return true; |
894 |
} |
895 |
|
896 |
public String getRMFFile() { |
897 |
if(lastRequest != null) |
898 |
return fileUtil.getNameWithoutExtension(lastRequest.getAbsolutePath()) + ".rmf"; |
899 |
return null; |
900 |
} |
901 |
|
902 |
public HistogramComputer getHistogramComputer() {
|
903 |
if (histogram == null) |
904 |
histogram = new RemoteStoreHistogram(this); |
905 |
return histogram;
|
906 |
} |
907 |
|
908 |
} |