@Override
public void handleRequestBody(SolrQueryRequest req, SolrQueryResponse rsp) throws Exception {
// Don't do anything if the framework is unknown
if (watcher == null) {
rsp.add("error", "Logging Not Initalized");
return;
}
rsp.add("watcher", watcher.getName());
SolrParams params = req.getParams();
if (params.get("threshold") != null) {
watcher.setThreshold(params.get("threshold"));
}
// Write something at each level
if (params.get("test") != null) {
log.trace("trace message");
log.debug("debug message");
log.info("info (with exception)", new RuntimeException("test"));
log.warn("warn (with exception)", new RuntimeException("test"));
log.error("error (with exception)", new RuntimeException("test"));
}
String[] set = params.getParams("set");
if (set != null) {
for (String pair : set) {
String[] split = pair.split(":");
if (split.length != 2) {
throw new SolrException(
SolrException.ErrorCode.SERVER_ERROR,
"Invalid format, expected level:value, got " + pair);
}
String category = split[0];
String level = split[1];
watcher.setLogLevel(category, level);
}
}
String since = req.getParams().get("since");
if (since != null) {
long time = -1;
try {
time = Long.parseLong(since);
} catch (Exception ex) {
throw new SolrException(ErrorCode.BAD_REQUEST, "invalid timestamp: " + since);
}
AtomicBoolean found = new AtomicBoolean(false);
SolrDocumentList docs = watcher.getHistory(time, found);
if (docs == null) {
rsp.add("error", "History not enabled");
return;
} else {
SimpleOrderedMap<Object> info = new SimpleOrderedMap<Object>();
if (time > 0) {
info.add("since", time);
info.add("found", found);
} else {
info.add("levels", watcher.getAllLevels()); // show for the first request
}
info.add("last", watcher.getLastEvent());
info.add("buffer", watcher.getHistorySize());
info.add("threshold", watcher.getThreshold());
rsp.add("info", info);
rsp.add("history", docs);
}
} else {
rsp.add("levels", watcher.getAllLevels());
List<LoggerInfo> loggers = new ArrayList<LoggerInfo>(watcher.getAllLoggers());
Collections.sort(loggers);
List<SimpleOrderedMap<?>> info = new ArrayList<SimpleOrderedMap<?>>();
for (LoggerInfo wrap : loggers) {
info.add(wrap.getInfo());
}
rsp.add("loggers", info);
}
rsp.setHttpCaching(false);
}