@Override
public void close() {
for (R2Store store : this.rawStoreList) {
store.close();
}
// shutdown the transportclient in the case when no r2store is created
if (this.transportClient != null) {
final FutureCallback<None> clientShutdownCallback = new FutureCallback<None>();
this.transportClient.shutdown(clientShutdownCallback);
try {
clientShutdownCallback.get();
} catch (InterruptedException e) {
logger.error("Interrupted while shutting down the TransportClient: " + e.getMessage(), e);
} catch (ExecutionException e) {
logger.error(
"Execution exception occurred while shutting down the TransportClient: "
+ e.getMessage(),
e);
}
}
final FutureCallback<None> factoryShutdownCallback = new FutureCallback<None>();
this._clientFactory.shutdown(factoryShutdownCallback);
try {
factoryShutdownCallback.get();
} catch (InterruptedException e) {
logger.error("Interrupted while shutting down the HttpClientFactory: " + e.getMessage(), e);
} catch (ExecutionException e) {
logger.error(
"Execution exception occurred while shutting down the HttpClientFactory: "
+ e.getMessage(),
e);
}
}
public void writeConfig() throws ExecutionException, TimeoutException, InterruptedException {
long startTime = System.currentTimeMillis();
FutureCallback<None> callback = new FutureCallback<None>();
_store.start(callback);
callback.get(_timeout, _timeoutUnit);
final Semaphore outstandingPutSemaphore = new Semaphore(_maxOutstandingWrites);
for (final String key : _source.keySet()) {
Map<String, Object> map = merge(_source.get(key), _defaultMap);
T properties = _builder.fromMap(map);
Callback<None> putCallback =
new Callback<None>() {
@Override
public void onSuccess(None none) {
outstandingPutSemaphore.release();
}
@Override
public void onError(Throwable e) {
_log.error("Put failed for {}", key, e);
outstandingPutSemaphore.release();
}
};
if (!outstandingPutSemaphore.tryAcquire(_timeout, _timeoutUnit)) {
_log.error("Put timed out for {}", key);
throw new TimeoutException();
}
_store.put(key, properties, putCallback);
}
// Wait until all puts are finished.
if (!outstandingPutSemaphore.tryAcquire(_maxOutstandingWrites, _timeout, _timeoutUnit)) {
_log.error(
"Put timed out with {} outstanding writes",
_maxOutstandingWrites - outstandingPutSemaphore.availablePermits());
throw new TimeoutException();
}
FutureCallback<None> shutdownCallback = new FutureCallback<None>();
_store.shutdown(shutdownCallback);
shutdownCallback.get(_timeout, _timeoutUnit);
long elapsedTime = System.currentTimeMillis() - startTime;
_log.info(
"A total of {}.{}s elapsed to write configs to store.",
elapsedTime / 1000,
elapsedTime % 1000);
}
