@Override
public GridCoverage2D read(GeneralParameterValue[] parameters)
throws IllegalArgumentException, IOException {
File baseDir = FileUtils.createTempDirectory();
try {
File file = readToFile(baseDir, "WcsCoverageReader", parameters);
// since the requested format may be one of several we need to look
// up the format object
// for reading the coverage from the file
Format format = GridFormatFinder.findFormat(file);
if (format instanceof AbstractGridFormat && UnknownFormat.class != format.getClass()) {
AbstractGridFormat gridFormat = (AbstractGridFormat) format;
// Now we need to find the parameters provided by the caller for
// reading the coverage from the file
// See the format API for details
GeneralParameterValue[] readParams = new GeneralParameterValue[0];
try {
ParameterValueGroup group = format.getReadParameters();
List<GeneralParameterValue> list = new ArrayList<GeneralParameterValue>();
for (GeneralParameterValue paramValue : group.values()) {
list.addAll(find(paramValue, parameters));
}
LOG.debug("Reading coverage from file using parameters: " + list);
readParams = list.toArray(new GeneralParameterValue[list.size()]);
} catch (Exception e) {
// if can't configure the parameters then try to read with
// what we have been able to configure
LOG.warn("Exception occurred while getting request params for reading coverage", e);
}
AbstractGridCoverage2DReader reader = gridFormat.getReader(file);
GridCoverage2D coverage = reader.read(readParams);
return coverage;
}
throw new IllegalArgumentException(
"Current configuration is unable to read coverage of "
+ file.getName()
+ " format. "
+ "Check that you have the correct geotools plugins");
} finally {
FileUtils.delete(baseDir);
}
}
@SuppressWarnings({"rawtypes", "unchecked"})
@RequestMapping(value = "/{wsName}/{name}", method = RequestMethod.POST)
public @ResponseBody JSONObj create(
@PathVariable String wsName,
@PathVariable String name,
@RequestBody JSONObj obj,
HttpServletRequest req)
throws IOException {
Catalog cat = geoServer.getCatalog();
CatalogFactory factory = cat.getFactory();
WorkspaceInfo workspace = findWorkspace(wsName);
StoreInfo store = null;
JSONObj params = obj.object("connection");
if (params == null) {
throw new IllegalArgumentException("connection parameters required");
}
if (params.has("raster")) {
String url = params.str("raster");
CoverageStoreInfo info = factory.createCoverageStore();
info.setWorkspace(workspace);
info.setType(name);
// connect and defaults
info.setURL(url);
info.setType(obj.str("type"));
try {
GridCoverageReader reader = info.getGridCoverageReader(null, null);
Format format = reader.getFormat();
info.setDescription(format.getDescription());
info.setEnabled(true);
} catch (IOException e) {
info.setError(e);
info.setEnabled(false);
}
store = info;
} else if (params.has("url")
&& params.str("url").toLowerCase().contains("Service=WMS")
&& params.str("url").startsWith("http")) {
WMSStoreInfo info = factory.createWebMapServer();
info.setWorkspace(workspace);
info.setType(name);
// connect and defaults
info.setCapabilitiesURL(params.str("url"));
try {
WebMapServer service = info.getWebMapServer(new NullProgressListener());
info.setDescription(service.getInfo().getDescription());
info.setEnabled(true);
} catch (Throwable e) {
info.setError(e);
info.setEnabled(false);
}
store = info;
} else {
HashMap map = new HashMap(params.raw());
Map resolved = ResourcePool.getParams(map, cat.getResourceLoader());
DataAccess dataStore = DataAccessFinder.getDataStore(resolved);
if (dataStore == null) {
throw new IllegalArgumentException(
"Connection parameters incomplete (does not match an available data store, coverage store or wms store).");
}
DataStoreInfo info = factory.createDataStore();
info.setWorkspace(workspace);
info.setType(name);
info.getConnectionParameters().putAll(map);
try {
info.setDescription(dataStore.getInfo().getDescription());
info.setEnabled(true);
} catch (Throwable e) {
info.setError(e);
info.setEnabled(false);
}
store = info;
}
boolean refresh = define(store, obj);
if (refresh) {
LOG.log(
Level.FINE, "Inconsistent: default connection used for store creation required refresh");
}
cat.add(store);
return storeDetails(new JSONObj(), store, req);
}
