/**
* @param request
* @param response @TODO refactor and optimize code for initializing handler
*/
public void doService(HttpServletRequest request, HttpServletResponse response) {
if (response.isCommitted()) {
LOG.logWarning("The response object is already committed!");
}
long startTime = System.currentTimeMillis();
address = request.getRequestURL().toString();
String service = null;
try {
OGCWebServiceRequest ogcRequest = OGCRequestFactory.create(request);
LOG.logInfo(
StringTools.concat(
500,
"Handling request '",
ogcRequest.getId(),
"' from '",
request.getRemoteAddr(),
"' to service: '",
ogcRequest.getServiceName(),
"'"));
// get service from request
service = ogcRequest.getServiceName().toUpperCase();
// get handler instance
ServiceDispatcher handler =
ServiceLookup.getInstance().getHandler(service, request.getRemoteAddr());
// dispatch request to specific handler
handler.perform(ogcRequest, response);
} catch (OGCWebServiceException e) {
LOG.logError(e.getMessage(), e);
sendException(response, e, request, service);
} catch (ServiceException e) {
if (e.getNestedException() instanceof OGCWebServiceException) {
sendException(response, (OGCWebServiceException) e.getNestedException(), request, service);
} else {
sendException(
response,
new OGCWebServiceException(this.getClass().getName(), e.getMessage()),
request,
service);
}
LOG.logError(e.getMessage(), e);
} catch (Exception e) {
sendException(
response,
new OGCWebServiceException(this.getClass().getName(), e.getMessage()),
request,
service);
LOG.logError(e.getMessage(), e);
}
if (LOG.isDebug()) {
LOG.logDebug(
"OGCServletController: request performed in "
+ Long.toString(System.currentTimeMillis() - startTime)
+ " milliseconds.");
}
}
/**
* reads a deegree WCS configuration file and performs a GetCoverage request Steps:
*
* <ul>
* <li>read configuration file
* <li>read a GetCoverage request object
* <li>perform the request
* </ul>
*/
public void _testGetCoverage1() {
try {
WCSConfiguration configuration =
WCSConfiguration.create(Configuration.getWCSConfigurationURL());
WCService service = new WCService(configuration);
StringBuffer sb = new StringBuffer();
sb.append(Configuration.PROTOCOL + "://" + Configuration.HOST)
.append(':')
.append(Configuration.PORT)
.append(Configuration.WCS_WEB_CONTEXT)
.append('/')
.append(Configuration.WCS_SERVLET);
String req =
"<?xml version='1.0' encoding='UTF-8'?><GetCoverage "
+ "xmlns='http://www.opengis.net/wcs' xmlns:gml='http://www.opengis.net/gml' "
+ "service='WCS' version='1.0.0'><sourceCoverage>Mapneatline</sourceCoverage>"
+ "<domainSubset><spatialSubset><gml:Envelope srsName='EPSG:4326'>"
+ "<gml:pos dimension='2'>-1,-1</gml:pos><gml:pos dimension='2'>1,1"
+ "</gml:pos></gml:Envelope><gml:Grid dimension='2'><gml:limits>"
+ "<gml:GridEnvelope><gml:low>0 0</gml:low><gml:high>300 300</gml:high>"
+ "</gml:GridEnvelope></gml:limits><gml:axisName>x</gml:axisName>"
+ "<gml:axisName>y</gml:axisName></gml:Grid></spatialSubset></domainSubset>"
+ "<output><crs>EPSG:4326</crs><format>jpeg</format></output></GetCoverage>";
StringReader reader = new StringReader(req);
Document doc = XMLTools.parse(reader);
GetCoverage desc = (GetCoverage) OGCRequestFactory.createFromXML(doc);
ResultCoverage o = (ResultCoverage) service.doService(desc);
BufferedImage bi = ((AbstractGridCoverage) o.getCoverage()).getAsImage(500, 500);
FileOutputStream fos =
new FileOutputStream(Configuration.getWCSBaseDir().getPath() + "/kannweg1.tif");
ImageUtils.saveImage(bi, fos, "tif", 1);
fos.close();
} catch (Exception e) {
fail(StringTools.stackTraceToString(e));
}
}
/**
* Sends the passed <code>OGCWebServiceException</code> to the calling client.
*
* @param response
* @param e
* @param request
* @param service the service name, if known
*/
private static void sendException(
HttpServletResponse response,
OGCWebServiceException e,
HttpServletRequest request,
String service) {
LOG.logInfo("Sending OGCWebServiceException to client.");
Map<?, ?> pmap = request.getParameterMap();
Map<String, String> map = new HashMap<String, String>(pmap.size());
for (Object o : pmap.keySet()) {
String[] tmp = (String[]) pmap.get(o);
for (int i = 0; i < tmp.length; i++) {
tmp[i] = tmp[i].trim();
}
map.put(((String) o).toLowerCase(), arrayToString(tmp, ','));
}
boolean isWMS130 = false, isCSW = false, isWCTS = false, isWFS = false, isWFS100 = false;
if (service == null) {
service = map.get("service");
}
String version = map.get("version");
if (service != null) {
if ("wms".equalsIgnoreCase(service)) {
isWMS130 = version != null && version.equals("1.3.0");
}
if ("wfs".equalsIgnoreCase(service)) {
isWFS = true;
isWFS100 = version != null && version.equals("1.0.0");
}
isCSW = "csw".equalsIgnoreCase(service);
isWCTS = "wcts".equalsIgnoreCase(service);
isWFS = "wfs".equalsIgnoreCase(service);
} else {
try {
XMLFragment doc = new XMLFragment(request.getReader(), XMLFragment.DEFAULT_URL);
service =
OGCRequestFactory.getTargetService("", "", doc.getRootElement().getOwnerDocument());
isCSW = "csw".equalsIgnoreCase(service);
isWCTS = "wcts".equalsIgnoreCase(service);
isWFS = "wfs".equalsIgnoreCase(service);
isWFS100 =
isWFS
&& doc.getRootElement().getAttribute("version") != null
&& doc.getRootElement().getAttribute("version").equals("1.0.0");
} catch (SAXException e1) {
// ignore
} catch (IOException e1) {
// ignore
} catch (IllegalStateException e1) {
// ignore, that happens in some tomcats
}
}
try {
XMLFragment doc;
String contentType = "text/xml";
if (!(isWMS130 || isCSW || isWCTS || isWFS)) {
// apply the simplest of heuristics...
String req = request.getRequestURI().toLowerCase();
if (req.indexOf("csw") != -1) {
isCSW = true;
} else if (req.indexOf("wcts") != -1) {
isWCTS = true;
} else if (req.indexOf("wfs") != -1) {
isWFS = true;
}
if (isWFS) {
isWFS100 = req.indexOf("1.0.0") != -1;
}
if (!(isWMS130 || isCSW || isWCTS || isWFS || isWFS100)) {
isWMS130 = version != null && version.equals("1.3.0");
}
}
// send exception format INIMAGE etc. for WMS
if (service != null && service.equalsIgnoreCase("wms")) {
ServiceDispatcher handler = getInstance().getHandler(service, request.getRemoteAddr());
if (handler instanceof WMSHandler) {
WMSHandler h = (WMSHandler) handler;
String format = map.get("format");
String eFormat = map.get("exceptions");
try {
h.determineExceptionFormat(eFormat, format, version, response);
h.writeServiceExceptionReport(e);
return;
} catch (Exception ex) {
LOG.logDebug(
"Error while sending the exception in special format."
+ " Continuing in default mode.",
ex);
}
}
}
if (isWMS130 || "wcs".equalsIgnoreCase(e.getLocator())) {
doc = XMLFactory.exportNS(new ExceptionReport(new OGCWebServiceException[] {e}));
} else if (isCSW) {
doc =
XMLFactory.exportExceptionReport(new ExceptionReport(new OGCWebServiceException[] {e}));
} else if (isWCTS) {
doc = org.deegree.owscommon_1_1_0.XMLFactory.exportException(e);
} else if (isWFS100) {
doc = XMLFactory.exportExceptionReportWFS100(e);
} else if (isWFS) {
doc = XMLFactory.exportExceptionReportWFS(e);
} else {
contentType = "application/vnd.ogc.se_xml";
doc = XMLFactory.export(new ExceptionReport(new OGCWebServiceException[] {e}));
}
response.setContentType(contentType);
OutputStream os = response.getOutputStream();
doc.write(os);
os.close();
} catch (Exception ex) {
LOG.logError("ERROR: " + ex.getMessage(), ex);
}
}