Mercurial > dive4elements > river

comparison gwt-client/src/main/java/org/dive4elements/river/client/server/CapabilitiesParser.java @ 8203:238fc722f87a

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sed 's/logger/log/g' src/**/*.java
author Sascha L. Teichmann <teichmann@intevation.de>
date Fri, 05 Sep 2014 13:19:22 +0200
parents 8c7433b8656d
children fc54202a4b1e
comparison
equal deleted inserted replaced
8202:e4606eae8ea5 8203:238fc722f87a
35 /** 35 /**
36 * Parser for GetCapabilities of a WMS. 36 * Parser for GetCapabilities of a WMS.
37 */ 37 */
38 public class CapabilitiesParser { 38 public class CapabilitiesParser {
39 39
40 private static final Logger logger = 40 private static final Logger log =
41 Logger.getLogger(CapabilitiesParser.class); 41 Logger.getLogger(CapabilitiesParser.class);
42 42
43 43
44 public static final String ERR_GC_REQUEST_FAILED = 44 public static final String ERR_GC_REQUEST_FAILED =
45 "error_gc_req_failed"; 45 "error_gc_req_failed";
108 private CapabilitiesParser() { 108 private CapabilitiesParser() {
109 } 109 }
110 110
111 111
112 public static void main(String[] args) { 112 public static void main(String[] args) {
113 logger.info("Do static Capabilities request/parsing."); 113 log.info("Do static Capabilities request/parsing.");
114 114
115 String log4jProperties = System.getenv(BaseServletContextListener.LOG4J_PROPERTIES); 115 String log4jProperties = System.getenv(BaseServletContextListener.LOG4J_PROPERTIES);
116 LoggingConfigurator.init(log4jProperties); 116 LoggingConfigurator.init(log4jProperties);
117 117
118 try { 118 try {
120 if (wmsURL == null || args.length > 0) { 120 if (wmsURL == null || args.length > 0) {
121 wmsURL = args[0]; 121 wmsURL = args[0];
122 } 122 }
123 Capabilities caps = getCapabilities(wmsURL); 123 Capabilities caps = getCapabilities(wmsURL);
124 124
125 logger.debug(caps.toString()); 125 log.debug(caps.toString());
126 System.out.println(caps.toString()); 126 System.out.println(caps.toString());
127 } 127 }
128 catch (ServerException se) { 128 catch (ServerException se) {
129 se.printStackTrace(); 129 se.printStackTrace();
130 } 130 }
131 131
132 logger.info("Finished fetching capabiltiies."); 132 log.info("Finished fetching capabiltiies.");
133 } 133 }
134 134
135 135
136 public static Capabilities getCapabilities(String urlStr) 136 public static Capabilities getCapabilities(String urlStr)
137 throws ServerException 137 throws ServerException
138 { 138 {
139 try { 139 try {
140 URL url = new URL(urlStr); 140 URL url = new URL(urlStr);
141 141
142 logger.debug("Open connection to url: " + urlStr); 142 log.debug("Open connection to url: " + urlStr);
143 143
144 URLConnection conn = url.openConnection(); 144 URLConnection conn = url.openConnection();
145 conn.connect(); 145 conn.connect();
146 146
147 InputStream is = conn.getInputStream(); 147 InputStream is = conn.getInputStream();
148 148
149 return parse(is); 149 return parse(is);
150 } 150 }
151 catch (MalformedURLException mue) { 151 catch (MalformedURLException mue) {
152 logger.warn(mue, mue); 152 log.warn(mue, mue);
153 throw new ServerException(ERR_MALFORMED_URL); 153 throw new ServerException(ERR_MALFORMED_URL);
154 } 154 }
155 catch (IOException ioe) { 155 catch (IOException ioe) {
156 logger.warn(ioe, ioe); 156 log.warn(ioe, ioe);
157 } 157 }
158 158
159 throw new ServerException(ERR_GC_REQUEST_FAILED); 159 throw new ServerException(ERR_GC_REQUEST_FAILED);
160 } 160 }
161 161
162 162
163 protected static Capabilities parse(InputStream is) 163 protected static Capabilities parse(InputStream is)
164 throws ServerException 164 throws ServerException
165 { 165 {
166 logger.debug("GCServiceImpl.parseCapabilitiesResponse"); 166 log.debug("GCServiceImpl.parseCapabilitiesResponse");
167 167
168 Document doc = XMLUtils.parseDocument(is, false); 168 Document doc = XMLUtils.parseDocument(is, false);
169 169
170 if (doc == null) { 170 if (doc == null) {
171 throw new ServerException(ERR_GC_DOC_NOT_VALID); 171 throw new ServerException(ERR_GC_DOC_NOT_VALID);
205 XPATH_CONTACT_INFORMATION, 205 XPATH_CONTACT_INFORMATION,
206 XPathConstants.NODE); 206 XPathConstants.NODE);
207 207
208 ContactInformation ci = parseContactInformation(contactInformation); 208 ContactInformation ci = parseContactInformation(contactInformation);
209 209
210 logger.debug("Found fees: " + fees); 210 log.debug("Found fees: " + fees);
211 logger.debug("Found access constraints: " + accessConstraints); 211 log.debug("Found access constraints: " + accessConstraints);
212 212
213 NodeList layerNodes = (NodeList) XMLUtils.xpath( 213 NodeList layerNodes = (NodeList) XMLUtils.xpath(
214 capabilities, 214 capabilities,
215 XPATH_LAYERS, 215 XPATH_LAYERS,
216 XPathConstants.NODESET); 216 XPathConstants.NODESET);
247 doc, 247 doc,
248 XPATH_WMS_CAPS, 248 XPATH_WMS_CAPS,
249 XPathConstants.NODE); 249 XPathConstants.NODE);
250 250
251 if (capabilities == null) { 251 if (capabilities == null) {
252 logger.info("No '/WMS_Capabilities' node found."); 252 log.info("No '/WMS_Capabilities' node found.");
253 logger.info("Try to find a '/WMT_MS_Capabilities' node."); 253 log.info("Try to find a '/WMT_MS_Capabilities' node.");
254 254
255 capabilities = (Node) XMLUtils.xpath( 255 capabilities = (Node) XMLUtils.xpath(
256 doc, 256 doc,
257 XPATH_WMT_CAPS, 257 XPATH_WMT_CAPS,
258 XPathConstants.NODE); 258 XPathConstants.NODE);
325 NodeList layersNode, 325 NodeList layersNode,
326 String onlineResource 326 String onlineResource
327 ) { 327 ) {
328 int len = layersNode != null ? layersNode.getLength() : 0; 328 int len = layersNode != null ? layersNode.getLength() : 0;
329 329
330 logger.debug("Node has " + len + " layers."); 330 log.debug("Node has " + len + " layers.");
331 331
332 List<WMSLayer> layers = new ArrayList<WMSLayer>(len); 332 List<WMSLayer> layers = new ArrayList<WMSLayer>(len);
333 333
334 for (int i = 0; i < len; i++) { 334 for (int i = 0; i < len; i++) {
335 layers.add(parseLayer(layersNode.item(i), onlineResource)); 335 layers.add(parseLayer(layersNode.item(i), onlineResource));
348 String name = (String) XMLUtils.xpath( 348 String name = (String) XMLUtils.xpath(
349 layerNode, 349 layerNode,
350 "Name/text()", 350 "Name/text()",
351 XPathConstants.STRING); 351 XPathConstants.STRING);
352 352
353 logger.debug("Found layer: " + title + "(" + name + ")"); 353 log.debug("Found layer: " + title + "(" + name + ")");
354 354
355 boolean queryable = true; 355 boolean queryable = true;
356 Node queryableAttr = layerNode.getAttributes().getNamedItem("queryable"); 356 Node queryableAttr = layerNode.getAttributes().getNamedItem("queryable");
357 if (queryableAttr != null && queryableAttr.getNodeValue().equals("0")) { 357 if (queryableAttr != null && queryableAttr.getNodeValue().equals("0")) {
358 queryable = false; 358 queryable = false;
376 376
377 if (srsNodes.getLength() == 0) { 377 if (srsNodes.getLength() == 0) {
378 srsNodes = ((Element) layerNode).getElementsByTagName("CRS"); 378 srsNodes = ((Element) layerNode).getElementsByTagName("CRS");
379 379
380 if (srsNodes.getLength() == 0) { 380 if (srsNodes.getLength() == 0) {
381 logger.debug("No explicit SRS for this layer specified."); 381 log.debug("No explicit SRS for this layer specified.");
382 return null; 382 return null;
383 } 383 }
384 } 384 }
385 385
386 List<String> allSRS = new ArrayList<String>(); 386 List<String> allSRS = new ArrayList<String>();
428 428
429 protected static String getSRSFromString(String singleSrs) { 429 protected static String getSRSFromString(String singleSrs) {
430 Matcher m = SRS_PATTERN.matcher(singleSrs); 430 Matcher m = SRS_PATTERN.matcher(singleSrs);
431 431
432 if (m.matches()) { 432 if (m.matches()) {
433 logger.debug("Found SRS '" + m.group(1) + "'"); 433 log.debug("Found SRS '" + m.group(1) + "'");
434 return m.group(1); 434 return m.group(1);
435 } 435 }
436 436
437 return null; 437 return null;
438 } 438 }
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