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;
}
/**
* Does the actual work of reading a catalog.
*
* @param factory use this InvCatalogFactory
* @param path reletive path starting from content root
* @param catalogFullPath absolute location on disk
* @return the InvCatalogImpl, or null if failure
*/
private InvCatalogImpl readCatalog(
InvCatalogFactory factory, String path, String catalogFullPath) {
InvCatalogImpl acat;
try {
catURI = new URI("file:" + StringUtil2.escape(catalogFullPath, "/:-_.")); // LOOK needed ?
} catch (URISyntaxException e) {
logServerStartup.info("radarServer readCatalog(): URISyntaxException=" + e.getMessage());
return null;
}
// read the catalog
logServerStartup.info(
"radarServer readCatalog(): full path=" + catalogFullPath + "; path=" + path);
FileInputStream ios = null;
try {
ios = new FileInputStream(catalogFullPath);
acat = factory.readXML(ios, catURI);
} catch (Throwable t) {
logServerStartup.error(
"radarServer readCatalog(): Exception on catalog="
+ catalogFullPath
+ " "
+ t.getMessage()); // +"\n log="+cat.getLog(), t);
return null;
} finally {
if (ios != null) {
try {
ios.close();
} catch (IOException e) {
logServerStartup.info("radarServer readCatalog(): error closing" + catalogFullPath);
}
}
}
return acat;
}