|
1 |
package org.gvsig.tools.evaluator.sqljep.function;
|
|
2 |
|
|
3 |
import org.gvsig.fmap.geom.Geometry;
|
|
4 |
import org.gvsig.fmap.geom.GeometryLocator;
|
|
5 |
import org.gvsig.fmap.geom.GeometryManager;
|
|
6 |
import org.gvsig.fmap.geom.aggregate.Aggregate;
|
|
7 |
import org.gvsig.fmap.geom.primitive.OrientablePrimitive;
|
|
8 |
import org.gvsig.fmap.geom.primitive.Point;
|
|
9 |
import org.gvsig.fmap.geom.type.GeometryType;
|
|
10 |
import org.gvsig.tools.ToolsLocator;
|
|
11 |
import org.gvsig.tools.dataTypes.CoercionException;
|
|
12 |
import org.gvsig.tools.dataTypes.DataTypes;
|
|
13 |
import org.medfoster.sqljep.ASTFunNode;
|
|
14 |
import org.medfoster.sqljep.BaseJEP;
|
|
15 |
import org.medfoster.sqljep.JepRuntime;
|
|
16 |
import org.medfoster.sqljep.ParseException;
|
|
17 |
import org.medfoster.sqljep.function.PostfixCommand;
|
|
18 |
|
|
19 |
public class OpenGISFunctions {
|
|
20 |
|
|
21 |
public static BaseFunction[] functions = {
|
|
22 |
new ST_Distance(),
|
|
23 |
new ST_Disjoint(),
|
|
24 |
new ST_Touches(),
|
|
25 |
new ST_Crosses(),
|
|
26 |
new ST_Within(),
|
|
27 |
new ST_Overlaps(),
|
|
28 |
new ST_Contains(),
|
|
29 |
new ST_Covers(),
|
|
30 |
new ST_CoveredBy(),
|
|
31 |
new ST_Intersects(),
|
|
32 |
new ST_Centroid(),
|
|
33 |
new ST_Area(),
|
|
34 |
// new ST_Length(),
|
|
35 |
// new ST_Boundary(),
|
|
36 |
new ST_Buffer(),
|
|
37 |
new ST_ConvexHull(),
|
|
38 |
new ST_Intersection(),
|
|
39 |
new ST_Difference(),
|
|
40 |
new ST_Union(),
|
|
41 |
new ST_AsText(),
|
|
42 |
// new ST_AsBinary(),
|
|
43 |
// new ST_SRID(),
|
|
44 |
new ST_Dimension(),
|
|
45 |
new ST_Envelope(),
|
|
46 |
new ST_IsSimple(),
|
|
47 |
// new ST_IsRing(),
|
|
48 |
new ST_NumGeometries(),
|
|
49 |
new ST_GeometryN(),
|
|
50 |
new ST_NumPoints(),
|
|
51 |
new ST_PointN(),
|
|
52 |
new ST_StartPoint(),
|
|
53 |
new ST_EndPoint(),
|
|
54 |
new ST_X(),
|
|
55 |
new ST_Y(),
|
|
56 |
new ST_Z(),
|
|
57 |
new ST_GeomFromText(),
|
|
58 |
new ST_isValid()
|
|
59 |
};
|
|
60 |
|
|
61 |
public static void registerFunctions() {
|
|
62 |
for( int i=0; i<functions.length; i++ ) {
|
|
63 |
BaseFunction f = functions[i];
|
|
64 |
BaseJEP.addFunction(f.getName(),f );
|
|
65 |
}
|
|
66 |
}
|
|
67 |
|
|
68 |
|
|
69 |
public static abstract class BaseFunction extends PostfixCommand {
|
|
70 |
|
|
71 |
public String getName() {
|
|
72 |
String name = this.getClass().getName();
|
|
73 |
int index = name.lastIndexOf(".");
|
|
74 |
if ( index < 1 ) {
|
|
75 |
return name;
|
|
76 |
}
|
|
77 |
return name.substring(index + 1);
|
|
78 |
}
|
|
79 |
|
|
80 |
public Geometry pop_geometry(JepRuntime runtime)
|
|
81 |
throws ParseException {
|
|
82 |
return (Geometry) runtime.stack.pop();
|
|
83 |
}
|
|
84 |
|
|
85 |
public double pop_double(JepRuntime runtime)
|
|
86 |
throws ParseException {
|
|
87 |
Double value = null;
|
|
88 |
try {
|
|
89 |
value = (Double) ToolsLocator.getDataTypesManager().coerce(
|
|
90 |
DataTypes.DOUBLE, runtime.stack.pop()
|
|
91 |
);
|
|
92 |
} catch (CoercionException ex) {
|
|
93 |
throw new ParseException(this.getName(), ex);
|
|
94 |
}
|
|
95 |
return value.doubleValue();
|
|
96 |
}
|
|
97 |
|
|
98 |
public int pop_int(JepRuntime runtime)
|
|
99 |
throws ParseException {
|
|
100 |
Integer value = null;
|
|
101 |
try {
|
|
102 |
value = (Integer) ToolsLocator.getDataTypesManager().coerce(
|
|
103 |
DataTypes.INT, runtime.stack.pop()
|
|
104 |
);
|
|
105 |
} catch (CoercionException ex) {
|
|
106 |
throw new ParseException(this.getName(), ex);
|
|
107 |
}
|
|
108 |
return value.intValue();
|
|
109 |
}
|
|
110 |
|
|
111 |
public String pop_string(JepRuntime runtime)
|
|
112 |
throws ParseException {
|
|
113 |
String value = null;
|
|
114 |
try {
|
|
115 |
value = (String) ToolsLocator.getDataTypesManager().coerce(
|
|
116 |
DataTypes.STRING, runtime.stack.pop()
|
|
117 |
);
|
|
118 |
} catch (CoercionException ex) {
|
|
119 |
throw new ParseException(this.getName(), ex);
|
|
120 |
}
|
|
121 |
return value;
|
|
122 |
}
|
|
123 |
|
|
124 |
public void evaluate(ASTFunNode node, JepRuntime runtime)
|
|
125 |
throws ParseException {
|
|
126 |
try {
|
|
127 |
Comparable value = this.evaluate(runtime);
|
|
128 |
runtime.stack.push(value);
|
|
129 |
} catch (Exception ex) {
|
|
130 |
throw new ParseException(getName(), ex);
|
|
131 |
}
|
|
132 |
}
|
|
133 |
|
|
134 |
public abstract Comparable evaluate(JepRuntime runtime) throws Exception;
|
|
135 |
}
|
|
136 |
|
|
137 |
public static abstract class Function_geom1_geom2 extends BaseFunction {
|
|
138 |
|
|
139 |
final public int getNumberOfParameters() {
|
|
140 |
return 2;
|
|
141 |
}
|
|
142 |
|
|
143 |
public Comparable evaluate(JepRuntime runtime)
|
|
144 |
throws Exception {
|
|
145 |
Geometry geom1 = pop_geometry(runtime);
|
|
146 |
Geometry geom2 = pop_geometry(runtime);
|
|
147 |
return evaluate(geom1, geom2);
|
|
148 |
}
|
|
149 |
|
|
150 |
public abstract Comparable evaluate(Geometry geom1, Geometry geom2) throws Exception;
|
|
151 |
}
|
|
152 |
|
|
153 |
public static abstract class Function_geom1 extends BaseFunction {
|
|
154 |
|
|
155 |
final public int getNumberOfParameters() {
|
|
156 |
return 1;
|
|
157 |
}
|
|
158 |
|
|
159 |
public Comparable evaluate(JepRuntime runtime)
|
|
160 |
throws Exception {
|
|
161 |
Geometry geom1 = pop_geometry(runtime);
|
|
162 |
return evaluate(geom1);
|
|
163 |
}
|
|
164 |
|
|
165 |
public abstract Comparable evaluate(Geometry geom1) throws Exception;
|
|
166 |
}
|
|
167 |
|
|
168 |
public static abstract class Function_geom1_double extends BaseFunction {
|
|
169 |
|
|
170 |
final public int getNumberOfParameters() {
|
|
171 |
return 2;
|
|
172 |
}
|
|
173 |
|
|
174 |
public Comparable evaluate(JepRuntime runtime)
|
|
175 |
throws Exception {
|
|
176 |
Geometry geom1 = pop_geometry(runtime);
|
|
177 |
double value = pop_double(runtime);
|
|
178 |
return evaluate(geom1, value);
|
|
179 |
}
|
|
180 |
|
|
181 |
public abstract Comparable evaluate(Geometry geom1, double value) throws Exception;
|
|
182 |
}
|
|
183 |
|
|
184 |
public static abstract class Function_geom1_int extends BaseFunction {
|
|
185 |
|
|
186 |
final public int getNumberOfParameters() {
|
|
187 |
return 2;
|
|
188 |
}
|
|
189 |
|
|
190 |
public Comparable evaluate(JepRuntime runtime)
|
|
191 |
throws Exception {
|
|
192 |
Geometry geom1 = pop_geometry(runtime);
|
|
193 |
int value = pop_int(runtime);
|
|
194 |
return evaluate(geom1, value);
|
|
195 |
}
|
|
196 |
|
|
197 |
public abstract Comparable evaluate(Geometry geom1, int value) throws Exception;
|
|
198 |
}
|
|
199 |
|
|
200 |
public static abstract class Function_string extends BaseFunction {
|
|
201 |
|
|
202 |
final public int getNumberOfParameters() {
|
|
203 |
return 1;
|
|
204 |
}
|
|
205 |
|
|
206 |
public Comparable evaluate(JepRuntime runtime)
|
|
207 |
throws Exception {
|
|
208 |
String value = pop_string(runtime);
|
|
209 |
return evaluate(value);
|
|
210 |
}
|
|
211 |
|
|
212 |
public abstract Comparable evaluate(String value) throws Exception;
|
|
213 |
}
|
|
214 |
|
|
215 |
public static class ST_Distance extends Function_geom1_geom2 {
|
|
216 |
|
|
217 |
public Comparable evaluate(Geometry geom1, Geometry geom2) throws Exception {
|
|
218 |
return Double.valueOf(geom1.distance(geom2));
|
|
219 |
}
|
|
220 |
}
|
|
221 |
|
|
222 |
public static class ST_Disjoint extends Function_geom1_geom2 {
|
|
223 |
|
|
224 |
public Comparable evaluate(Geometry geom1, Geometry geom2) throws Exception {
|
|
225 |
return Boolean.valueOf(geom1.disjoint(geom2));
|
|
226 |
}
|
|
227 |
}
|
|
228 |
|
|
229 |
public static class ST_Touches extends Function_geom1_geom2 {
|
|
230 |
|
|
231 |
public Comparable evaluate(Geometry geom1, Geometry geom2) throws Exception {
|
|
232 |
return Boolean.valueOf(geom1.touches(geom2));
|
|
233 |
}
|
|
234 |
}
|
|
235 |
|
|
236 |
public static class ST_Crosses extends Function_geom1_geom2 {
|
|
237 |
|
|
238 |
public Comparable evaluate(Geometry geom1, Geometry geom2) throws Exception {
|
|
239 |
return Boolean.valueOf(geom1.crosses(geom2));
|
|
240 |
}
|
|
241 |
}
|
|
242 |
|
|
243 |
public static class ST_Within extends Function_geom1_geom2 {
|
|
244 |
|
|
245 |
public Comparable evaluate(Geometry geom1, Geometry geom2) throws Exception {
|
|
246 |
return Boolean.valueOf(geom1.within(geom2));
|
|
247 |
}
|
|
248 |
}
|
|
249 |
|
|
250 |
public static class ST_Overlaps extends Function_geom1_geom2 {
|
|
251 |
|
|
252 |
public Comparable evaluate(Geometry geom1, Geometry geom2) throws Exception {
|
|
253 |
return Boolean.valueOf(geom1.overlaps(geom2));
|
|
254 |
}
|
|
255 |
}
|
|
256 |
|
|
257 |
public static class ST_Contains extends Function_geom1_geom2 {
|
|
258 |
|
|
259 |
public Comparable evaluate(Geometry geom1, Geometry geom2) throws Exception {
|
|
260 |
return Boolean.valueOf(geom1.contains(geom2));
|
|
261 |
}
|
|
262 |
}
|
|
263 |
|
|
264 |
public static class ST_Covers extends Function_geom1_geom2 {
|
|
265 |
|
|
266 |
public Comparable evaluate(Geometry geom1, Geometry geom2) throws Exception {
|
|
267 |
return Boolean.valueOf(geom1.covers(geom2));
|
|
268 |
}
|
|
269 |
}
|
|
270 |
|
|
271 |
public static class ST_CoveredBy extends Function_geom1_geom2 {
|
|
272 |
|
|
273 |
public Comparable evaluate(Geometry geom1, Geometry geom2) throws Exception {
|
|
274 |
return Boolean.valueOf(geom1.coveredBy(geom2));
|
|
275 |
}
|
|
276 |
}
|
|
277 |
|
|
278 |
public static class ST_Intersects extends Function_geom1_geom2 {
|
|
279 |
|
|
280 |
public Comparable evaluate(Geometry geom1, Geometry geom2) throws Exception {
|
|
281 |
return Boolean.valueOf(geom1.intersects(geom2));
|
|
282 |
}
|
|
283 |
}
|
|
284 |
|
|
285 |
public static class ST_Centroid extends Function_geom1 {
|
|
286 |
|
|
287 |
public Comparable evaluate(Geometry geom1) throws Exception {
|
|
288 |
return geom1.centroid();
|
|
289 |
}
|
|
290 |
}
|
|
291 |
|
|
292 |
public static class ST_Area extends Function_geom1 {
|
|
293 |
|
|
294 |
public Comparable evaluate(Geometry geom1) throws Exception {
|
|
295 |
return Double.valueOf(geom1.area());
|
|
296 |
}
|
|
297 |
}
|
|
298 |
|
|
299 |
// public static class ST_Length extends Function_geom1 {
|
|
300 |
//
|
|
301 |
// public Comparable evaluate(Geometry geom1, Geometry geom2) throws Exception {
|
|
302 |
// return Double.valueOf(geom1.length());
|
|
303 |
// }
|
|
304 |
// }
|
|
305 |
// public static class ST_Boundary extends Function_geom1 {
|
|
306 |
//
|
|
307 |
// public Comparable evaluate(Geometry geom1) throws Exception {
|
|
308 |
// return geom1.boundary();
|
|
309 |
// }
|
|
310 |
// }
|
|
311 |
public static class ST_Buffer extends Function_geom1_double {
|
|
312 |
|
|
313 |
public Comparable evaluate(Geometry geom1, double value) throws Exception {
|
|
314 |
return geom1.buffer(value);
|
|
315 |
}
|
|
316 |
}
|
|
317 |
|
|
318 |
public static class ST_ConvexHull extends Function_geom1 {
|
|
319 |
|
|
320 |
public Comparable evaluate(Geometry geom1) throws Exception {
|
|
321 |
return geom1.convexHull();
|
|
322 |
}
|
|
323 |
}
|
|
324 |
|
|
325 |
public static class ST_Intersection extends Function_geom1_geom2 {
|
|
326 |
|
|
327 |
public Comparable evaluate(Geometry geom1, Geometry geom2) throws Exception {
|
|
328 |
return geom1.intersection(geom2);
|
|
329 |
}
|
|
330 |
}
|
|
331 |
|
|
332 |
public static class ST_Difference extends Function_geom1_geom2 {
|
|
333 |
|
|
334 |
public Comparable evaluate(Geometry geom1, Geometry geom2) throws Exception {
|
|
335 |
return geom1.difference(geom2);
|
|
336 |
}
|
|
337 |
}
|
|
338 |
|
|
339 |
public static class ST_Union extends Function_geom1_geom2 {
|
|
340 |
|
|
341 |
public Comparable evaluate(Geometry geom1, Geometry geom2) throws Exception {
|
|
342 |
return geom1.union(geom2);
|
|
343 |
}
|
|
344 |
}
|
|
345 |
|
|
346 |
public static class ST_AsText extends Function_geom1 {
|
|
347 |
|
|
348 |
public Comparable evaluate(Geometry geom1) throws Exception {
|
|
349 |
return geom1.convertToWKT();
|
|
350 |
}
|
|
351 |
}
|
|
352 |
|
|
353 |
// public static class ST_AsBinary extends Function_geom1 {
|
|
354 |
//
|
|
355 |
// public Comparable evaluate(Geometry geom1) throws Exception {
|
|
356 |
// byte[] bytes = geom1.convertToWKB();
|
|
357 |
// return bytes;
|
|
358 |
// }
|
|
359 |
// }
|
|
360 |
// public static class ST_SRID extends Function_geom1 {
|
|
361 |
//
|
|
362 |
// public Comparable evaluate(Geometry geom1) throws Exception {
|
|
363 |
// return geom1.getCRS();
|
|
364 |
// }
|
|
365 |
// }
|
|
366 |
public static class ST_Dimension extends Function_geom1 {
|
|
367 |
|
|
368 |
public Comparable evaluate(Geometry geom1) throws Exception {
|
|
369 |
GeometryType type = geom1.getGeometryType();
|
|
370 |
if ( type.isSubTypeOf(Geometry.TYPES.POINT)
|
|
371 |
|| type.isSubTypeOf(Geometry.TYPES.MULTIPOINT) ) {
|
|
372 |
return 0;
|
|
373 |
}
|
|
374 |
if ( type.isSubTypeOf(Geometry.TYPES.CURVE)
|
|
375 |
|| type.isSubTypeOf(Geometry.TYPES.MULTICURVE) ) {
|
|
376 |
return 1;
|
|
377 |
}
|
|
378 |
if ( type.isSubTypeOf(Geometry.TYPES.SURFACE)
|
|
379 |
|| type.isSubTypeOf(Geometry.TYPES.MULTISURFACE) ) {
|
|
380 |
return 2;
|
|
381 |
}
|
|
382 |
if ( type.isSubTypeOf(Geometry.TYPES.SOLID) ) {
|
|
383 |
return 3;
|
|
384 |
}
|
|
385 |
return -1;
|
|
386 |
}
|
|
387 |
}
|
|
388 |
|
|
389 |
public static class ST_Envelope extends Function_geom1 {
|
|
390 |
|
|
391 |
public Comparable evaluate(Geometry geom1) throws Exception {
|
|
392 |
return geom1.getEnvelope().getGeometry();
|
|
393 |
}
|
|
394 |
}
|
|
395 |
|
|
396 |
public static class ST_IsSimple extends Function_geom1 {
|
|
397 |
|
|
398 |
public Comparable evaluate(Geometry geom1) throws Exception {
|
|
399 |
return geom1.isSimple();
|
|
400 |
}
|
|
401 |
}
|
|
402 |
|
|
403 |
// public static class ST_IsRing extends Function_geom1 {
|
|
404 |
// public Comparable evaluate(Geometry geom1) throws Exception {
|
|
405 |
// return geom1.isClosed();
|
|
406 |
// }
|
|
407 |
// }
|
|
408 |
public static class ST_NumGeometries extends Function_geom1 {
|
|
409 |
|
|
410 |
public Comparable evaluate(Geometry geom1) throws Exception {
|
|
411 |
if ( geom1 instanceof Aggregate ) {
|
|
412 |
int n = ((Aggregate) geom1).getPrimitivesNumber();
|
|
413 |
return Integer.valueOf(n);
|
|
414 |
}
|
|
415 |
return null;
|
|
416 |
}
|
|
417 |
}
|
|
418 |
|
|
419 |
public static class ST_GeometryN extends Function_geom1_int {
|
|
420 |
|
|
421 |
public Comparable evaluate(Geometry geom1, int value) throws Exception {
|
|
422 |
if ( geom1 instanceof Aggregate ) {
|
|
423 |
return ((Aggregate) geom1).getPrimitiveAt(value);
|
|
424 |
}
|
|
425 |
return null;
|
|
426 |
}
|
|
427 |
}
|
|
428 |
|
|
429 |
public static class ST_NumPoints extends Function_geom1 {
|
|
430 |
|
|
431 |
public Comparable evaluate(Geometry geom1) throws Exception {
|
|
432 |
if ( geom1 instanceof OrientablePrimitive ) {
|
|
433 |
int n = ((OrientablePrimitive) geom1).getNumVertices();
|
|
434 |
return Integer.valueOf(n);
|
|
435 |
}
|
|
436 |
return null;
|
|
437 |
}
|
|
438 |
}
|
|
439 |
|
|
440 |
public static class ST_PointN extends Function_geom1_int {
|
|
441 |
|
|
442 |
public Comparable evaluate(Geometry geom1, int value) throws Exception {
|
|
443 |
if ( geom1 instanceof OrientablePrimitive ) {
|
|
444 |
return ((OrientablePrimitive) geom1).getVertex(value);
|
|
445 |
}
|
|
446 |
return null;
|
|
447 |
}
|
|
448 |
}
|
|
449 |
|
|
450 |
public static class ST_StartPoint extends Function_geom1 {
|
|
451 |
|
|
452 |
public Comparable evaluate(Geometry geom1) throws Exception {
|
|
453 |
if ( geom1 instanceof OrientablePrimitive ) {
|
|
454 |
return ((OrientablePrimitive) geom1).getVertex(0);
|
|
455 |
}
|
|
456 |
return null;
|
|
457 |
}
|
|
458 |
}
|
|
459 |
|
|
460 |
public static class ST_EndPoint extends Function_geom1 {
|
|
461 |
|
|
462 |
public Comparable evaluate(Geometry geom1) throws Exception {
|
|
463 |
if ( geom1 instanceof OrientablePrimitive ) {
|
|
464 |
int n = ((OrientablePrimitive) geom1).getNumVertices();
|
|
465 |
return ((OrientablePrimitive) geom1).getVertex(n - 1);
|
|
466 |
}
|
|
467 |
return null;
|
|
468 |
}
|
|
469 |
}
|
|
470 |
|
|
471 |
public static class ST_X extends Function_geom1 {
|
|
472 |
|
|
473 |
public Comparable evaluate(Geometry geom1) throws Exception {
|
|
474 |
return ((Point) geom1).getX();
|
|
475 |
}
|
|
476 |
}
|
|
477 |
|
|
478 |
public static class ST_Y extends Function_geom1 {
|
|
479 |
|
|
480 |
public Comparable evaluate(Geometry geom1) throws Exception {
|
|
481 |
return ((Point) geom1).getX();
|
|
482 |
}
|
|
483 |
}
|
|
484 |
|
|
485 |
public static class ST_Z extends Function_geom1 {
|
|
486 |
|
|
487 |
public Comparable evaluate(Geometry geom1) throws Exception {
|
|
488 |
Point p = (Point) geom1;
|
|
489 |
if ( p.getGeometryType().getSubType() == Geometry.SUBTYPES.GEOM3D ) {
|
|
490 |
return Double.valueOf(p.getCoordinateAt(2));
|
|
491 |
}
|
|
492 |
return null;
|
|
493 |
}
|
|
494 |
}
|
|
495 |
|
|
496 |
public static class ST_GeomFromText extends Function_string {
|
|
497 |
|
|
498 |
public Comparable evaluate(String value) throws Exception {
|
|
499 |
GeometryManager manager = GeometryLocator.getGeometryManager();
|
|
500 |
return manager.createFrom(value);
|
|
501 |
}
|
|
502 |
}
|
|
503 |
|
|
504 |
public static class ST_isValid extends Function_geom1 {
|
|
505 |
|
|
506 |
public Comparable evaluate(Geometry geom1) throws Exception {
|
|
507 |
return Boolean.valueOf(geom1.isValid());
|
|
508 |
}
|
|
509 |
}
|
|
510 |
|
|
511 |
}
|