Mercurial > dive4elements > river
comparison flys-client/src/main/java/de/intevation/flys/client/server/CapabilitiesParser.java @ 1488:23ffee639f7c
#431 Added support for WMS 1.3.0 projection definitions.
flys-client/trunk@3567 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Mon, 02 Jan 2012 16:10:08 +0000 |
| parents | ea2aae01e7c4 |
| children | 40d02fbf414d |
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| 1487:ea2aae01e7c4 | 1488:23ffee639f7c |
|---|---|
| 11 import java.util.regex.Pattern; | 11 import java.util.regex.Pattern; |
| 12 | 12 |
| 13 import javax.xml.xpath.XPathConstants; | 13 import javax.xml.xpath.XPathConstants; |
| 14 | 14 |
| 15 import org.w3c.dom.Document; | 15 import org.w3c.dom.Document; |
| 16 import org.w3c.dom.Element; | |
| 16 import org.w3c.dom.Node; | 17 import org.w3c.dom.Node; |
| 17 import org.w3c.dom.NodeList; | 18 import org.w3c.dom.NodeList; |
| 18 | 19 |
| 19 import org.apache.log4j.Logger; | 20 import org.apache.log4j.Logger; |
| 20 | 21 |
| 330 return new WMSLayer(onlineResource, title, name, srs, layers); | 331 return new WMSLayer(onlineResource, title, name, srs, layers); |
| 331 } | 332 } |
| 332 | 333 |
| 333 | 334 |
| 334 protected static List<String> parseSRS(Node layerNode) { | 335 protected static List<String> parseSRS(Node layerNode) { |
| 335 String srsStr = (String) XMLUtils.xpath( | 336 NodeList srsNodes = ((Element) layerNode).getElementsByTagName("SRS"); |
| 336 layerNode, | 337 |
| 337 "SRS/text()", | 338 if (srsNodes.getLength() == 0) { |
| 338 XPathConstants.STRING); | 339 srsNodes = ((Element) layerNode).getElementsByTagName("CRS"); |
| 339 | 340 |
| 341 if (srsNodes.getLength() == 0) { | |
| 342 logger.debug("No explicit SRS for this layer specified."); | |
| 343 return null; | |
| 344 } | |
| 345 } | |
| 346 | |
| 347 List<String> allSRS = new ArrayList<String>(); | |
| 348 | |
| 349 for (int i = 0, n = srsNodes.getLength(); i < n; i++) { | |
| 350 List<String> srs = parseSRSItem(srsNodes.item(i).getTextContent()); | |
| 351 | |
| 352 if (srs != null && srs.size() > 0) { | |
| 353 allSRS.addAll(srs); | |
| 354 } | |
| 355 } | |
| 356 | |
| 357 return allSRS; | |
| 358 } | |
| 359 | |
| 360 | |
| 361 protected static List<String> parseSRSItem(String srsStr) { | |
| 340 if (srsStr == null || srsStr.length() == 0) { | 362 if (srsStr == null || srsStr.length() == 0) { |
| 341 logger.debug("No explicit SRS for this layer specified."); | |
| 342 return null; | 363 return null; |
| 343 } | 364 } |
| 344 | 365 |
| 366 List<String> allSRS = new ArrayList<String>(); | |
| 367 | |
| 368 if (srsStr.indexOf(" ") <= 0) { | |
| 369 String srs = getSRSFromString(srsStr); | |
| 370 if (srs != null && srs.length() > 0) { | |
| 371 allSRS.add(srs); | |
| 372 } | |
| 373 | |
| 374 return allSRS; | |
| 375 } | |
| 376 | |
| 345 String[] splittedSrs = srsStr.split(" "); | 377 String[] splittedSrs = srsStr.split(" "); |
| 346 List<String> srs = new ArrayList<String>(); | |
| 347 | 378 |
| 348 for (String singleSrs: splittedSrs) { | 379 for (String singleSrs: splittedSrs) { |
| 349 Matcher m = SRS_PATTERN.matcher(singleSrs); | 380 String srs = getSRSFromString(singleSrs); |
| 350 | 381 if (srs != null && srs.length() > 0) { |
| 351 if (m.matches()) { | 382 allSRS.add(srs); |
| 352 logger.debug("Found SRS '" + m.group(1) + "'"); | |
| 353 srs.add(m.group(1)); | |
| 354 } | 383 } |
| 355 } | 384 } |
| 356 | 385 |
| 357 return srs; | 386 return allSRS; |
| 387 } | |
| 388 | |
| 389 | |
| 390 protected static String getSRSFromString(String singleSrs) { | |
| 391 Matcher m = SRS_PATTERN.matcher(singleSrs); | |
| 392 | |
| 393 if (m.matches()) { | |
| 394 logger.debug("Found SRS '" + m.group(1) + "'"); | |
| 395 return m.group(1); | |
| 396 } | |
| 397 | |
| 398 return null; | |
| 358 } | 399 } |
| 359 } | 400 } |
| 360 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : | 401 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |