gvsig-raster / org.gvsig.raster / trunk / org.gvsig.raster / org.gvsig.raster.lib / org.gvsig.raster.lib.impl / src / main / java / org / gvsig / raster / util / DefaultProviderServices.java @ 746
History | View | Annotate | Download (18 KB)
1 |
/* gvSIG. Geographic Information System of the Valencian Government
|
---|---|
2 |
*
|
3 |
* Copyright (C) 2007-2008 Infrastructures and Transports Department
|
4 |
* of the Valencian Government (CIT)
|
5 |
*
|
6 |
* This program is free software; you can redistribute it and/or
|
7 |
* modify it under the terms of the GNU General Public License
|
8 |
* as published by the Free Software Foundation; either version 2
|
9 |
* of the License, or (at your option) any later version.
|
10 |
*
|
11 |
* This program is distributed in the hope that it will be useful,
|
12 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
13 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
14 |
* GNU General Public License for more details.
|
15 |
*
|
16 |
* You should have received a copy of the GNU General Public License
|
17 |
* along with this program; if not, write to the Free Software
|
18 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
19 |
* MA 02110-1301, USA.
|
20 |
*
|
21 |
*/
|
22 |
package org.gvsig.raster.util; |
23 |
|
24 |
import java.io.File; |
25 |
import java.io.IOException; |
26 |
import java.lang.reflect.Constructor; |
27 |
import java.lang.reflect.InvocationTargetException; |
28 |
import java.util.ArrayList; |
29 |
import java.util.Iterator; |
30 |
import java.util.Map; |
31 |
import java.util.Set; |
32 |
import java.util.TreeMap; |
33 |
|
34 |
import org.gvsig.fmap.dal.DALFileLocator; |
35 |
import org.gvsig.fmap.dal.DALLocator; |
36 |
import org.gvsig.fmap.dal.DataManager; |
37 |
import org.gvsig.fmap.dal.DataStoreParameters; |
38 |
import org.gvsig.fmap.dal.coverage.RasterLocator; |
39 |
import org.gvsig.fmap.dal.coverage.exception.FileNotSupportedException; |
40 |
import org.gvsig.fmap.dal.coverage.exception.NotSupportedExtensionException; |
41 |
import org.gvsig.fmap.dal.coverage.exception.RasterDriverException; |
42 |
import org.gvsig.fmap.dal.coverage.exception.RmfSerializerException; |
43 |
import org.gvsig.fmap.dal.coverage.store.parameter.RasterDataParameters; |
44 |
import org.gvsig.fmap.dal.coverage.store.parameter.RasterFileStoreParameters; |
45 |
import org.gvsig.fmap.dal.coverage.util.ProviderServices; |
46 |
import org.gvsig.fmap.dal.exception.InitializeException; |
47 |
import org.gvsig.fmap.dal.exception.ProviderNotRegisteredException; |
48 |
import org.gvsig.fmap.dal.exception.ValidateDataParametersException; |
49 |
import org.gvsig.fmap.dal.serverexplorer.filesystem.FilesystemServerExplorer; |
50 |
import org.gvsig.fmap.dal.serverexplorer.filesystem.FilesystemServerExplorerParameters; |
51 |
import org.gvsig.fmap.dal.serverexplorer.filesystem.FilesystemStoreParameters; |
52 |
import org.gvsig.fmap.dal.serverexplorer.filesystem.spi.FilesystemServerExplorerProvider; |
53 |
import org.gvsig.fmap.dal.spi.DataManagerProviderServices; |
54 |
import org.gvsig.fmap.dal.spi.DataStoreProvider; |
55 |
import org.gvsig.fmap.dal.spi.DataStoreProviderServices; |
56 |
import org.gvsig.raster.impl.provider.DefaultRasterProvider; |
57 |
import org.gvsig.raster.impl.provider.RasterProvider; |
58 |
import org.gvsig.raster.impl.store.WriteFileFormatFeatures; |
59 |
import org.gvsig.raster.impl.store.rmf.ClassSerializer; |
60 |
import org.gvsig.raster.impl.store.rmf.RmfBlocksManager; |
61 |
import org.gvsig.raster.impl.store.writer.DefaultRasterWriter; |
62 |
import org.gvsig.tools.ToolsLocator; |
63 |
import org.gvsig.tools.extensionpoint.ExtensionPoint; |
64 |
import org.gvsig.tools.extensionpoint.ExtensionPointManager; |
65 |
import org.gvsig.tools.extensionpoint.ExtensionPoint.Extension; |
66 |
|
67 |
import es.gva.cit.jgdal.GdalWarp; |
68 |
|
69 |
/**
|
70 |
*
|
71 |
* 31/10/2007
|
72 |
* @author Nacho Brodin nachobrodin@gmail.com
|
73 |
*/
|
74 |
public class DefaultProviderServices implements ProviderServices { |
75 |
public TreeMap<String, WriteFileFormatFeatures> |
76 |
fileFeature = new TreeMap<String, WriteFileFormatFeatures>(); |
77 |
|
78 |
public TreeMap<String, WriteFileFormatFeatures> getFileFeature() { |
79 |
return fileFeature;
|
80 |
} |
81 |
|
82 |
/**
|
83 |
* Loads the specific provider to download data
|
84 |
* @param file
|
85 |
* @return
|
86 |
* @throws NotSupportedExtensionException
|
87 |
* @throws FileNotSupportedException
|
88 |
*/
|
89 |
public static DefaultRasterProvider loadProvider(File file) throws ProviderNotRegisteredException, InitializeException { |
90 |
DataManagerProviderServices dataManager = (DataManagerProviderServices)DALLocator.getDataManager(); |
91 |
DataStoreProviderServices storeServices = null;
|
92 |
DataStoreProvider prov = null;
|
93 |
|
94 |
if(file != null) { |
95 |
//We have to locate a provider's name which manages the selected file
|
96 |
//A FilesystemServerExplorer will give a getProviderNames service
|
97 |
FilesystemServerExplorerParameters paramsExplorer = (FilesystemServerExplorerParameters)dataManager.createServerExplorerParameters(FilesystemServerExplorer.NAME); |
98 |
FilesystemServerExplorer serverExplorer = null;
|
99 |
try {
|
100 |
paramsExplorer.setRoot(File.separator);
|
101 |
serverExplorer = (FilesystemServerExplorer)dataManager.openServerExplorer(FilesystemServerExplorer.NAME, paramsExplorer); |
102 |
} catch (ValidateDataParametersException e) {
|
103 |
throw new InitializeException(e); |
104 |
} |
105 |
|
106 |
//Gets the list of provider's name to manage the file
|
107 |
ArrayList<String> provNameList = serverExplorer.getProviderNameList(file); |
108 |
if(provNameList.size() > 0) { |
109 |
for (int i = 0; i < provNameList.size(); i++) { |
110 |
//Gets the first provider what is not a TileProvider
|
111 |
if(provNameList.get(i).compareTo("Tile Store") != 0) { |
112 |
DataStoreParameters newparams = dataManager.createStoreParameters(provNameList.get(i)); |
113 |
((FilesystemStoreParameters)newparams).setFile(file); |
114 |
prov = dataManager.createProvider(storeServices, newparams); |
115 |
} |
116 |
} |
117 |
} else { //Default provider. This should be Gdal |
118 |
ExtensionPointManager extensionPoints = ToolsLocator.getExtensionPointManager(); |
119 |
ExtensionPoint point = extensionPoints.get("DefaultDriver");
|
120 |
Extension ext = point.get("reader");
|
121 |
String provName = ext.getDescription();
|
122 |
DataStoreParameters newparams = dataManager.createStoreParameters(provName); |
123 |
((FilesystemStoreParameters)newparams).setFile(file); |
124 |
prov = dataManager.createProvider(storeServices, newparams); |
125 |
} |
126 |
} |
127 |
|
128 |
if(prov != null && prov instanceof RasterProvider) { |
129 |
if(((RasterProvider)prov).isRotated())
|
130 |
throw new InitializeException("Rotation not supported tiling files", new Throwable()); |
131 |
|
132 |
return (DefaultRasterProvider)prov;
|
133 |
} |
134 |
|
135 |
return null; |
136 |
} |
137 |
|
138 |
/*
|
139 |
* (non-Javadoc)
|
140 |
* @see org.gvsig.fmap.dal.coverage.util.ProviderServices#createNotTiledParameters(java.lang.String)
|
141 |
*/
|
142 |
public RasterDataParameters createNotTiledParameters(String id) throws InitializeException, ProviderNotRegisteredException { |
143 |
DataManagerProviderServices dataManager = (DataManagerProviderServices)DALLocator.getDataManager(); |
144 |
ArrayList<RasterDataParameters> parametersList = createParametersList(id);
|
145 |
for (int i = 0; i < parametersList.size(); i++) { |
146 |
DataStoreProvider p = dataManager.createProvider(null, parametersList.get(i));
|
147 |
if(p instanceof RasterProvider) { |
148 |
if(!((RasterProvider)p).isTiled())
|
149 |
return parametersList.get(i);
|
150 |
} |
151 |
} |
152 |
return null; |
153 |
} |
154 |
|
155 |
/*
|
156 |
* (non-Javadoc)
|
157 |
* @see org.gvsig.fmap.dal.coverage.util.ProviderServices#createParameters(java.lang.String)
|
158 |
*/
|
159 |
@SuppressWarnings("unchecked") |
160 |
public RasterDataParameters createParameters(String id) { |
161 |
Iterator it = DALFileLocator.getFilesystemServerExplorerManager().getRegisteredProviders();
|
162 |
while (it.hasNext()) {
|
163 |
ExtensionPoint.Extension o = (ExtensionPoint.Extension)it.next(); |
164 |
Class c = o.getExtension();
|
165 |
try {
|
166 |
Constructor hazNuevo = c.getConstructor();
|
167 |
Object [] args2 = {}; |
168 |
Object obj = hazNuevo.newInstance(args2);
|
169 |
if(obj instanceof FilesystemServerExplorerProvider) { |
170 |
FilesystemServerExplorerProvider prov = (FilesystemServerExplorerProvider)obj; |
171 |
File file = new File(id); |
172 |
if(prov.accept(file)) {
|
173 |
DataManager manager = DALLocator.getDataManager(); |
174 |
RasterFileStoreParameters params = null;
|
175 |
try {
|
176 |
params = (RasterFileStoreParameters) manager |
177 |
.createStoreParameters(prov.getDataStoreProviderName()); |
178 |
} catch (InitializeException e) {
|
179 |
} catch (ProviderNotRegisteredException e) {
|
180 |
} |
181 |
params.setFile(file); |
182 |
return params;
|
183 |
} |
184 |
} |
185 |
} catch (SecurityException e) { |
186 |
System.out.println("Error SecurityException in open"); |
187 |
} catch (NoSuchMethodException e) { |
188 |
System.out.println("Error NoSuchMethodException in open"); |
189 |
} catch (IllegalArgumentException e) { |
190 |
System.out.println("Error IllegalArgumentException in open"); |
191 |
} catch (InstantiationException e) { |
192 |
System.out.println("Error InstantiationException in open"); |
193 |
} catch (IllegalAccessException e) { |
194 |
System.out.println("Error IllegalAccessException in open"); |
195 |
} catch (InvocationTargetException e) { |
196 |
System.out.println("Error opening this image with "); |
197 |
} |
198 |
} |
199 |
return null; |
200 |
} |
201 |
|
202 |
/*
|
203 |
* (non-Javadoc)
|
204 |
* @see org.gvsig.fmap.dal.coverage.util.ProviderServices#createParametersList(java.lang.String)
|
205 |
*/
|
206 |
@SuppressWarnings("unchecked") |
207 |
public ArrayList<RasterDataParameters> createParametersList(String id) { |
208 |
ArrayList<RasterDataParameters> list = new ArrayList<RasterDataParameters>(); |
209 |
|
210 |
Iterator it = DALFileLocator.getFilesystemServerExplorerManager().getRegisteredProviders();
|
211 |
while (it.hasNext()) {
|
212 |
ExtensionPoint.Extension o = (ExtensionPoint.Extension)it.next(); |
213 |
Class c = o.getExtension();
|
214 |
try {
|
215 |
Constructor hazNuevo = c.getConstructor();
|
216 |
Object [] args2 = {}; |
217 |
Object obj = hazNuevo.newInstance(args2);
|
218 |
if(obj instanceof FilesystemServerExplorerProvider) { |
219 |
FilesystemServerExplorerProvider prov = (FilesystemServerExplorerProvider)obj; |
220 |
File file = new File(id); |
221 |
if(prov.accept(file)) {
|
222 |
DataManager manager = DALLocator.getDataManager(); |
223 |
RasterFileStoreParameters params = null;
|
224 |
try {
|
225 |
params = (RasterFileStoreParameters) manager |
226 |
.createStoreParameters(prov.getDataStoreProviderName()); |
227 |
} catch (InitializeException e) {
|
228 |
} catch (ProviderNotRegisteredException e) {
|
229 |
} |
230 |
params.setFile(file); |
231 |
list.add(params); |
232 |
} |
233 |
} |
234 |
} catch (SecurityException e) { |
235 |
System.out.println("Error SecurityException in open"); |
236 |
} catch (NoSuchMethodException e) { |
237 |
System.out.println("Error NoSuchMethodException in open"); |
238 |
} catch (IllegalArgumentException e) { |
239 |
System.out.println("Error IllegalArgumentException in open"); |
240 |
} catch (InstantiationException e) { |
241 |
System.out.println("Error InstantiationException in open"); |
242 |
} catch (IllegalAccessException e) { |
243 |
System.out.println("Error IllegalAccessException in open"); |
244 |
} catch (InvocationTargetException e) { |
245 |
System.out.println("Error opening this image with "); |
246 |
} |
247 |
} |
248 |
return list;
|
249 |
} |
250 |
|
251 |
/*
|
252 |
* (non-Javadoc)
|
253 |
* @see org.gvsig.fmap.dal.coverage.util.ProviderServices#getDriversExtensions()
|
254 |
*/
|
255 |
@SuppressWarnings("unchecked") |
256 |
public String[] getDriversExtensions() { |
257 |
ExtensionPointManager extensionPoints = ToolsLocator.getExtensionPointManager(); |
258 |
ExtensionPoint point = extensionPoints.get("RasterWriter");
|
259 |
return (String[])point.getNames().toArray(new String[0]); |
260 |
} |
261 |
|
262 |
/*
|
263 |
* (non-Javadoc)
|
264 |
* @see org.gvsig.fmap.dal.coverage.util.ProviderServices#getExtensionsSupported(int, int, boolean)
|
265 |
*/
|
266 |
@SuppressWarnings("unchecked") |
267 |
public ArrayList<String> getExtensionsSupported(int dataType, int bands, boolean reprojectable) throws RasterDriverException { |
268 |
ExtensionPointManager extensionPoints = ToolsLocator.getExtensionPointManager(); |
269 |
ExtensionPoint point = extensionPoints.get("RasterWriter");
|
270 |
Iterator iterator = point.iterator();
|
271 |
ArrayList<String> result = new ArrayList<String>(); |
272 |
while (iterator.hasNext()) {
|
273 |
ExtensionPoint.Extension extension = (ExtensionPoint.Extension) iterator |
274 |
.next(); |
275 |
String ext = extension.getName();
|
276 |
Class writerClass = extension.getExtension();
|
277 |
Class[] args = { String.class }; |
278 |
try {
|
279 |
Constructor hazNuevo = writerClass.getConstructor(args);
|
280 |
Object[] args2 = { ext }; |
281 |
DefaultRasterWriter grw = (DefaultRasterWriter) hazNuevo.newInstance(args2); |
282 |
if (isSupportedThisFileToWrite(ext, dataType, bands))
|
283 |
if (reprojectable) {
|
284 |
if (GdalWarp.getDrivers().contains(grw.getDriverName()))
|
285 |
result.add(ext); |
286 |
} else
|
287 |
result.add(ext); |
288 |
} catch (SecurityException e) { |
289 |
throw new RasterDriverException("Error SecurityException in open"); |
290 |
} catch (NoSuchMethodException e) { |
291 |
throw new RasterDriverException("Error NoSuchMethodException in open"); |
292 |
} catch (IllegalArgumentException e) { |
293 |
throw new RasterDriverException("Error IllegalArgumentException in open"); |
294 |
} catch (InstantiationException e) { |
295 |
throw new RasterDriverException("Error InstantiationException in open"); |
296 |
} catch (IllegalAccessException e) { |
297 |
throw new RasterDriverException("Error IllegalAccessException in open"); |
298 |
} catch (InvocationTargetException e) { |
299 |
throw new RasterDriverException("Error in open"); |
300 |
} |
301 |
} |
302 |
return result;
|
303 |
} |
304 |
|
305 |
/*
|
306 |
* (non-Javadoc)
|
307 |
* @see org.gvsig.fmap.dal.coverage.util.ProviderServices#getWriteDriversType()
|
308 |
*/
|
309 |
@SuppressWarnings("unchecked") |
310 |
public String[] getWriteDriversType() { |
311 |
if (fileFeature.size() == 0) |
312 |
return null; |
313 |
String[] list = new String[fileFeature.size()]; |
314 |
Set values = fileFeature.entrySet();
|
315 |
int i = 0; |
316 |
for (Iterator it = values.iterator(); it.hasNext();) { |
317 |
list[i] = ((WriteFileFormatFeatures) ((Map.Entry) it.next()).getValue()).getDriverName();
|
318 |
i++; |
319 |
} |
320 |
|
321 |
return list;
|
322 |
} |
323 |
|
324 |
/*
|
325 |
* (non-Javadoc)
|
326 |
* @see org.gvsig.fmap.dal.coverage.util.ProviderServices#getWriteDriverType(java.lang.String)
|
327 |
*/
|
328 |
public String getWriteDriverType(String ext) { |
329 |
return ((WriteFileFormatFeatures) fileFeature.get(ext)).getDriverName();
|
330 |
} |
331 |
|
332 |
/*
|
333 |
* (non-Javadoc)
|
334 |
* @see org.gvsig.fmap.dal.coverage.util.ProviderServices#getWriteNDrivers()
|
335 |
*/
|
336 |
public int getWriteNDrivers() { |
337 |
ExtensionPointManager extensionPoints = ToolsLocator.getExtensionPointManager(); |
338 |
ExtensionPoint point = extensionPoints.get("RasterWriter");
|
339 |
return point.getCount();
|
340 |
} |
341 |
|
342 |
/*
|
343 |
* (non-Javadoc)
|
344 |
* @see org.gvsig.fmap.dal.coverage.util.ProviderServices#getWriteNTypes()
|
345 |
*/
|
346 |
public int getWriteNTypes() { |
347 |
return fileFeature.size();
|
348 |
} |
349 |
|
350 |
|
351 |
/*
|
352 |
* (non-Javadoc)
|
353 |
* @see org.gvsig.fmap.dal.coverage.util.ProviderServices#isSupportedThisFileToWrite(java.lang.String, int, int)
|
354 |
*/
|
355 |
public boolean isSupportedThisFileToWrite(String ext, int dataType, int bands) { |
356 |
WriteFileFormatFeatures features = (WriteFileFormatFeatures) fileFeature.get(ext); |
357 |
if (features == null) |
358 |
return false; |
359 |
int[] bandsSupported = features.getNBandsSupported(); |
360 |
if (bandsSupported[0] != -1 && bandsSupported[0] < bands) |
361 |
return false; |
362 |
int[] dt = features.getDataTypesSupported(); |
363 |
for (int i = 0; i < dt.length; i++) |
364 |
if (dataType == dt[i])
|
365 |
return true; |
366 |
return false; |
367 |
} |
368 |
|
369 |
/**
|
370 |
* Guarda en el RMF que trata el BlocksManager el valor value usando el serializador que soporta
|
371 |
* la clase class1.
|
372 |
*
|
373 |
* @param blocksManager
|
374 |
* @param class1
|
375 |
* @param value
|
376 |
* @throws RmfSerializerException
|
377 |
*/
|
378 |
@SuppressWarnings("unchecked") |
379 |
public void saveObjectToRmfFile(RmfBlocksManager blocksManager, Class class1, Object value) throws RmfSerializerException { |
380 |
ClassSerializer serializerObject = getSerializerObject(class1, value); |
381 |
|
382 |
if (serializerObject == null) |
383 |
throw new RmfSerializerException("No se ha podido encontrar el serializador para el Rmf"); |
384 |
|
385 |
if (!blocksManager.checkRmf())
|
386 |
throw new RmfSerializerException("Error al comprobar el fichero Rmf"); |
387 |
|
388 |
blocksManager.addClient(serializerObject); |
389 |
try {
|
390 |
blocksManager.write(true);
|
391 |
} catch (IOException e) { |
392 |
throw new RmfSerializerException("Error al escribir el fichero Rmf", e); |
393 |
} |
394 |
blocksManager.removeAllClients(); |
395 |
} |
396 |
|
397 |
/*
|
398 |
* (non-Javadoc)
|
399 |
* @see org.gvsig.fmap.dal.coverage.util.ProviderServices#saveObjectToRmfFile(java.lang.String, java.lang.Class, java.lang.Object)
|
400 |
*/
|
401 |
@SuppressWarnings("unchecked") |
402 |
public void saveObjectToRmfFile(String file, Class class1, Object value) throws RmfSerializerException { |
403 |
String fileRMF = RasterLocator.getManager().getFileUtils().getNameWithoutExtension(file) + ".rmf"; |
404 |
RmfBlocksManager blocksManager = new RmfBlocksManager(fileRMF);
|
405 |
saveObjectToRmfFile(blocksManager, class1, value); |
406 |
} |
407 |
|
408 |
/*
|
409 |
* (non-Javadoc)
|
410 |
* @see org.gvsig.fmap.dal.coverage.util.ProviderServices#saveObjectToRmfFile(java.lang.String, java.lang.Object)
|
411 |
*/
|
412 |
public void saveObjectToRmfFile(String file, Object value) throws RmfSerializerException { |
413 |
saveObjectToRmfFile(file, value.getClass(), value); |
414 |
} |
415 |
|
416 |
/**
|
417 |
* Construye un serializador que soporte la clase class1. El constructor se invoca
|
418 |
* con el parametro value.
|
419 |
*
|
420 |
* @param class1
|
421 |
* @param value
|
422 |
* @return
|
423 |
* @throws RmfSerializerException
|
424 |
*/
|
425 |
@SuppressWarnings("unchecked") |
426 |
public ClassSerializer getSerializerObject(Class class1, Object value) throws RmfSerializerException { |
427 |
try {
|
428 |
Class[] args = { class1 }; |
429 |
Constructor constructor = getSerializerClass(class1).getConstructor(args);
|
430 |
Object[] args2 = { value }; |
431 |
return (ClassSerializer) constructor.newInstance(args2);
|
432 |
} catch (Exception e) { |
433 |
throw new RmfSerializerException("No se ha podido crear el serializador para el Rmf", e); |
434 |
} |
435 |
} |
436 |
|
437 |
/**
|
438 |
* Devuelve un serializador que tenga un constructor con la clase pasada por parametro
|
439 |
* @throws RmfSerializerException
|
440 |
*/
|
441 |
@SuppressWarnings("unchecked") |
442 |
private Class getSerializerClass(Class class1) |
443 |
throws RmfSerializerException {
|
444 |
ExtensionPointManager extensionPoints = ToolsLocator.getExtensionPointManager(); |
445 |
ExtensionPoint point = extensionPoints.get("Serializer");
|
446 |
Iterator iterator = point.iterator();
|
447 |
while (iterator.hasNext()) {
|
448 |
ExtensionPoint.Extension extension = (ExtensionPoint.Extension) iterator.next(); |
449 |
if (extension != null) { |
450 |
Class[] args = { class1 }; |
451 |
Class clase = extension.getExtension();
|
452 |
try {
|
453 |
clase.getConstructor(args); |
454 |
return clase;
|
455 |
} catch (Exception e) { |
456 |
// Si no encuentra un constructor para esta clase, seguir? buscando en los dem?s elementos
|
457 |
} |
458 |
} |
459 |
} |
460 |
throw new RmfSerializerException("No se ha encontrado la clase para el serializador"); |
461 |
} |
462 |
} |