public void init() throws ServletException {
super.init();
// allow = ThreddsConfig.getBoolean("NetcdfSubsetService.allow", true);
// String radarLevel2Dir = ThreddsConfig.get("NetcdfSubsetService.radarLevel2DataDir",
// "/data/ldm/pub/native/radar/level2/");
// if (!allow) return;
contentPath = ServletUtil.getContentPath();
rm = new RadarMethods(contentPath, logServerStartup);
// read in radarCollections.xml catalog
InvCatalogFactory factory = InvCatalogFactory.getDefaultFactory(false); // no validation
cat = readCatalog(factory, getPath() + catName, contentPath + getPath() + catName);
if (cat == null) {
logServerStartup.info("cat initialization failed");
return;
}
// URI tmpURI = cat.getBaseURI();
cat.setBaseURI(catURI);
// get path and location from cat
List parents = cat.getDatasets();
for (int i = 0; i < parents.size(); i++) {
InvDataset top = (InvDataset) parents.get(i);
datasets = top.getDatasets(); // dataset scans
for (int j = 0; j < datasets.size(); j++) {
InvDatasetScan ds = (InvDatasetScan) datasets.get(j);
if (ds.getPath() != null) {
dataLocation.put(ds.getPath(), ds.getScanLocation());
logServerStartup.info("path =" + ds.getPath() + " location =" + ds.getScanLocation());
}
ds.setXlinkHref(ds.getPath() + "/dataset.xml");
}
}
logServerStartup.info(getClass().getName() + " initialization complete ");
} // end init
private void level2level3catalog(
RadarType radarType,
String pathInfo,
PrintWriter pw,
HttpServletRequest req,
HttpServletResponse res)
throws IOException {
try {
String type;
if (pathInfo.contains("level2")) type = radarType.toString() + "/level2";
else type = radarType.toString() + "/level3";
ByteArrayOutputStream os = new ByteArrayOutputStream(10000);
InvCatalogFactory factory = InvCatalogFactory.getDefaultFactory(false);
factory.writeXML(cat, os, true);
InvCatalogImpl tCat = factory.readXML(new ByteArrayInputStream(os.toByteArray()), catURI);
Iterator parents = tCat.getDatasets().iterator();
while (parents.hasNext()) {
ArrayList<InvDatasetImpl> delete = new ArrayList<InvDatasetImpl>();
InvDatasetImpl top = (InvDatasetImpl) parents.next();
Iterator tDatasets = top.getDatasets().iterator();
while (tDatasets.hasNext()) {
InvDatasetImpl ds = (InvDatasetImpl) tDatasets.next();
if (ds instanceof InvDatasetScan) {
InvDatasetScan ids = (InvDatasetScan) ds;
if (ids.getPath() == null) continue;
if (ids.getPath().contains(type)) {
ids.setXlinkHref(ids.getPath() + "/dataset.xml");
} else {
delete.add(ds);
}
}
}
// remove datasets
for (InvDatasetImpl idi : delete) {
top.removeDataset(idi);
}
}
if (pathInfo.endsWith("xml")) {
String catAsString = factory.writeXML(tCat);
pw.println(catAsString);
pw.flush();
} else {
HtmlWriter.getInstance().writeCatalog(req, res, tCat, true); // show catalog as HTML
}
} catch (Throwable e) {
log.error("RadarServer.level2level3catalog failed", e);
if (!res.isCommitted()) res.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
}
return;
}