svn-gvsig-desktop / branches / org.gvsig.desktop-2018a / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.spi / src / main / java / org / gvsig / fmap / dal / raster / spi / AbstractRasterStoreProvider.java @ 43876
History | View | Annotate | Download (10 KB)
1 | 43803 | fdiaz | /* gvSIG. Desktop Geographic Information System.
|
---|---|---|---|
2 | *
|
||
3 | * Copyright ? 2007-2016 gvSIG Association
|
||
4 | *
|
||
5 | * This program is free software; you can redistribute it and/or
|
||
6 | * modify it under the terms of the GNU General Public License
|
||
7 | * as published by the Free Software Foundation; either version 2
|
||
8 | * of the License, or (at your option) any later version.
|
||
9 | *
|
||
10 | * This program is distributed in the hope that it will be useful,
|
||
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
13 | * GNU General Public License for more details.
|
||
14 | *
|
||
15 | * You should have received a copy of the GNU General Public License
|
||
16 | * along with this program; if not, write to the Free Software
|
||
17 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
||
18 | * MA 02110-1301, USA.
|
||
19 | *
|
||
20 | * For any additional information, do not hesitate to contact us
|
||
21 | * at info AT gvsig.com, or visit our website www.gvsig.com.
|
||
22 | */
|
||
23 | package org.gvsig.fmap.dal.raster.spi; |
||
24 | |||
25 | import java.awt.Image; |
||
26 | import java.util.ArrayList; |
||
27 | import java.util.Collection; |
||
28 | import java.util.Iterator; |
||
29 | import java.util.List; |
||
30 | |||
31 | import org.slf4j.Logger; |
||
32 | import org.slf4j.LoggerFactory; |
||
33 | |||
34 | import org.gvsig.fmap.dal.DALLocator; |
||
35 | import org.gvsig.fmap.dal.DataStoreParameters; |
||
36 | import org.gvsig.fmap.dal.exception.CloseException; |
||
37 | import org.gvsig.fmap.dal.exception.InitializeException; |
||
38 | import org.gvsig.fmap.dal.exception.OpenException; |
||
39 | 43876 | jjdelcerro | import org.gvsig.fmap.dal.raster.BandAttributeDescriptor; |
40 | import org.gvsig.fmap.dal.raster.BandDescriptor; |
||
41 | import org.gvsig.fmap.dal.raster.BandQuery; |
||
42 | import org.gvsig.fmap.dal.raster.RasterQuery; |
||
43 | 43803 | fdiaz | import org.gvsig.fmap.dal.resource.ResourceManager; |
44 | import org.gvsig.fmap.dal.resource.spi.ResourceManagerProviderServices; |
||
45 | import org.gvsig.fmap.dal.resource.spi.ResourceProvider; |
||
46 | import org.gvsig.fmap.dal.spi.DataStoreProviderServices; |
||
47 | import org.gvsig.raster.lib.buffer.api.BufferDimensions; |
||
48 | import org.gvsig.raster.lib.buffer.api.NoData; |
||
49 | import org.gvsig.raster.lib.buffer.api.TileStruct; |
||
50 | import org.gvsig.timesupport.Interval; |
||
51 | import org.gvsig.tools.dispose.Disposable; |
||
52 | import org.gvsig.tools.dispose.DisposeUtils; |
||
53 | import org.gvsig.tools.dispose.impl.AbstractDisposable; |
||
54 | import org.gvsig.tools.dynobject.DelegatedDynObject; |
||
55 | import org.gvsig.tools.dynobject.DynClass; |
||
56 | import org.gvsig.tools.dynobject.DynObject; |
||
57 | import org.gvsig.tools.dynobject.DynObject_v2; |
||
58 | import org.gvsig.tools.dynobject.exception.DynFieldNotFoundException; |
||
59 | import org.gvsig.tools.dynobject.exception.DynMethodException; |
||
60 | import org.gvsig.tools.exception.BaseException; |
||
61 | |||
62 | /**
|
||
63 | * Class to be extended by the providers to be implemented
|
||
64 | * @author dmartinezizquierdo
|
||
65 | *
|
||
66 | */
|
||
67 | public abstract class AbstractRasterStoreProvider extends AbstractDisposable implements RasterStoreProvider{ |
||
68 | |||
69 | 43867 | jjdelcerro | protected static final Logger LOG = |
70 | 43803 | fdiaz | LoggerFactory.getLogger(AbstractRasterStoreProvider.class); |
71 | |||
72 | private RasterStoreProviderServices store;
|
||
73 | private DelegatedDynObject metadata;
|
||
74 | private DataStoreParameters parameters;
|
||
75 | private ArrayList<BandDescriptor> bandDescriptors; |
||
76 | protected BufferDimensions dimensions;
|
||
77 | |||
78 | protected AbstractRasterStoreProvider(DataStoreParameters params,
|
||
79 | DataStoreProviderServices storeServices, DynObject metadata) { |
||
80 | this.store=(RasterStoreProviderServices)storeServices;
|
||
81 | this.metadata=(DelegatedDynObject)metadata;
|
||
82 | this.parameters=params;
|
||
83 | } |
||
84 | |||
85 | /**
|
||
86 | * @return the parameters
|
||
87 | */
|
||
88 | public DataStoreParameters getParameters() {
|
||
89 | return parameters;
|
||
90 | } |
||
91 | |||
92 | /**
|
||
93 | * Create or get a resource of <code>type</code> for <code>params</code> in
|
||
94 | * {@link ResourceManager}
|
||
95 | *
|
||
96 | * @param type
|
||
97 | * @param params
|
||
98 | * @return
|
||
99 | * @throws InitializeException
|
||
100 | */
|
||
101 | protected ResourceProvider createResource(String type, Object[] params) |
||
102 | throws InitializeException {
|
||
103 | ResourceManagerProviderServices manager = (ResourceManagerProviderServices) DALLocator |
||
104 | .getResourceManager(); |
||
105 | ResourceProvider resource = manager.createAddResource(type, params); |
||
106 | return resource;
|
||
107 | } |
||
108 | |||
109 | /**
|
||
110 | * unsupported by default (return null), override this otherwise
|
||
111 | *
|
||
112 | * @see org.gvsig.fmap.dal.spi.DataStoreProvider#getChilds()
|
||
113 | */
|
||
114 | public Iterator<?> getChilds() { |
||
115 | return null; |
||
116 | } |
||
117 | |||
118 | /**
|
||
119 | * (non-Javadoc)
|
||
120 | * @return RasterStoreProviderServices
|
||
121 | *
|
||
122 | * @see
|
||
123 | * org.gvsig.fmap.dal.feature.spi.RasterStoreProvider#getStoreServices()
|
||
124 | */
|
||
125 | public RasterStoreProviderServices getStoreServices() {
|
||
126 | return this.store; |
||
127 | } |
||
128 | |||
129 | /**
|
||
130 | * do nothing by default, override this otherwise
|
||
131 | *
|
||
132 | * @see org.gvsig.fmap.dal.feature.spi.FeatureStoreProvider#close()
|
||
133 | */
|
||
134 | public void close() throws CloseException { |
||
135 | // Do nothing by default
|
||
136 | } |
||
137 | |||
138 | /**
|
||
139 | * do nothing by default, override this otherwise
|
||
140 | *
|
||
141 | * @see org.gvsig.fmap.dal.feature.spi.FeatureStoreProvider#refresh()
|
||
142 | */
|
||
143 | public void refresh() throws OpenException { |
||
144 | // Do nothing by default
|
||
145 | } |
||
146 | |||
147 | public Interval getInterval() {
|
||
148 | // Do nothing
|
||
149 | return null; |
||
150 | } |
||
151 | |||
152 | public Collection<?> getTimes() { |
||
153 | // Do nothing
|
||
154 | return null; |
||
155 | } |
||
156 | |||
157 | public Collection<?> getTimes(Interval interval) { |
||
158 | // Do nothing
|
||
159 | return null; |
||
160 | } |
||
161 | |||
162 | // --- Metadata methods ---
|
||
163 | |||
164 | public void delegate(DynObject dynObject) { |
||
165 | if (this.metadata == null) { |
||
166 | return;
|
||
167 | } |
||
168 | this.metadata.delegate(dynObject);
|
||
169 | } |
||
170 | |||
171 | public DynClass getDynClass() {
|
||
172 | if (this.metadata == null) { |
||
173 | return null; |
||
174 | } |
||
175 | return this.metadata.getDynClass(); |
||
176 | } |
||
177 | |||
178 | public void implement(DynClass dynClass) { |
||
179 | if (this.metadata == null) { |
||
180 | return;
|
||
181 | } |
||
182 | this.metadata.implement(dynClass);
|
||
183 | } |
||
184 | |||
185 | public Object getDynValue(String name) throws DynFieldNotFoundException { |
||
186 | if (this.metadata == null) { |
||
187 | return null; |
||
188 | } |
||
189 | // TODO this.open??
|
||
190 | return this.metadata.getDynValue(name); |
||
191 | } |
||
192 | |||
193 | public void setDynValue(String name, Object value) |
||
194 | throws DynFieldNotFoundException {
|
||
195 | if (this.metadata == null) { |
||
196 | return;
|
||
197 | } |
||
198 | // TODO this.open??
|
||
199 | this.metadata.setDynValue(name, value);
|
||
200 | } |
||
201 | |||
202 | public boolean hasDynValue(String name) { |
||
203 | if (this.metadata == null) { |
||
204 | return false; |
||
205 | } |
||
206 | // TODO this.open??
|
||
207 | return this.metadata.hasDynValue(name); |
||
208 | } |
||
209 | |||
210 | public Object invokeDynMethod(int code, Object[] args) |
||
211 | throws DynMethodException {
|
||
212 | if (this.metadata == null) { |
||
213 | return null; |
||
214 | } |
||
215 | // TODO this.open??
|
||
216 | return this.metadata.invokeDynMethod(this, code, args); |
||
217 | } |
||
218 | |||
219 | public Object invokeDynMethod(String name, Object[] args) |
||
220 | throws DynMethodException {
|
||
221 | if (this.metadata == null) { |
||
222 | return null; |
||
223 | } |
||
224 | // TODO this.open??
|
||
225 | return this.metadata.invokeDynMethod(this, name, args); |
||
226 | } |
||
227 | |||
228 | public void clear() { |
||
229 | if (metadata != null) { |
||
230 | metadata.clear(); |
||
231 | } |
||
232 | } |
||
233 | |||
234 | protected void doDispose() throws BaseException { |
||
235 | LOG.debug("Dispose AbstractRasterStoreProvider '"+this.getFullName()+"'"); |
||
236 | |||
237 | this.metadata = null; |
||
238 | this.parameters = null; |
||
239 | if (bandDescriptors != null) { |
||
240 | for (Iterator iterator = bandDescriptors.iterator(); iterator.hasNext();) { |
||
241 | BandDescriptor bandDescriptor = (BandDescriptor) iterator.next(); |
||
242 | DisposeUtils.dispose(bandDescriptor); |
||
243 | iterator.remove(); |
||
244 | } |
||
245 | this.bandDescriptors = null; |
||
246 | } |
||
247 | |||
248 | } |
||
249 | |||
250 | |||
251 | @Override
|
||
252 | public TileStruct getTileStruct() {
|
||
253 | //Subclasses should implement this method
|
||
254 | throw new UnsupportedOperationException(); |
||
255 | } |
||
256 | |||
257 | protected void autoOpen(){ |
||
258 | try {
|
||
259 | open(); |
||
260 | } catch (Exception e) { |
||
261 | 43867 | jjdelcerro | throw new RuntimeException(e); |
262 | 43803 | fdiaz | } |
263 | } |
||
264 | |||
265 | @Override
|
||
266 | public Image getImageLegend() { |
||
267 | return null; |
||
268 | } |
||
269 | |||
270 | /**
|
||
271 | * @return
|
||
272 | */
|
||
273 | public List<BandDescriptor> getBandsDescriptor() { |
||
274 | if(bandDescriptors==null){ |
||
275 | bandDescriptors = new ArrayList<BandDescriptor>(); |
||
276 | } |
||
277 | if(bandDescriptors.isEmpty()){
|
||
278 | for (int i = 0; i < this.getBands(); i++) { |
||
279 | bandDescriptors.add(getStoreServices().createBandDescriptor(i, |
||
280 | new ArrayList<BandAttributeDescriptor>())); |
||
281 | |||
282 | } |
||
283 | } |
||
284 | return this.bandDescriptors; |
||
285 | } |
||
286 | |||
287 | |||
288 | @Override
|
||
289 | public BandDescriptorServices getBandDescriptor(int band) { |
||
290 | if(band > this.getBands()){ |
||
291 | throw new IllegalArgumentException("Invalid band"); |
||
292 | } |
||
293 | return (BandDescriptorServices) this.getBandsDescriptor().get(band); |
||
294 | } |
||
295 | |||
296 | |||
297 | public NoData getNoData(RasterQuery rasterQuery, int band){ |
||
298 | List<BandQuery> bands = rasterQuery.getBands();
|
||
299 | for (BandQuery bandQuery : bands) {
|
||
300 | if(bandQuery.getDescriptor().getBand()==band){
|
||
301 | NoData noData = bandQuery.getDescriptor().getNoData(); |
||
302 | if(noData == null) { |
||
303 | break;
|
||
304 | } |
||
305 | return noData;
|
||
306 | } |
||
307 | } |
||
308 | return this.getBandDescriptor(band).getNoData(); |
||
309 | } |
||
310 | |||
311 | public NoData[] getNoDatas(){ |
||
312 | NoData[] noDatas = new NoData[this.getBands()]; |
||
313 | for (int i = 0; i < this.getBands(); i++) { |
||
314 | noDatas[i] = this.getBandDescriptor(i).getNoData();
|
||
315 | } |
||
316 | return noDatas;
|
||
317 | } |
||
318 | |||
319 | public int[] getDataTypes(){ |
||
320 | int[] dataTypes = new int[this.getBands()]; |
||
321 | for (int i = 0; i < this.getBands(); i++) { |
||
322 | dataTypes[i] = this.getBandDescriptor(i).getDataType();
|
||
323 | } |
||
324 | return dataTypes;
|
||
325 | } |
||
326 | |||
327 | @Override
|
||
328 | public boolean isTiled() { |
||
329 | return false; |
||
330 | } |
||
331 | |||
332 | @Override
|
||
333 | public boolean hasDynMethod(String name) { |
||
334 | if( metadata instanceof DynObject_v2 ) { |
||
335 | return ((DynObject_v2)this.metadata).hasDynMethod(name); |
||
336 | } |
||
337 | return false; |
||
338 | } |
||
339 | |||
340 | } |