/** @return a {@link RequestContext} specifying at which point the store copy started. */
public RequestContext flushStoresAndStreamStoreFiles(StoreWriter writer, boolean includeLogs) {
try {
long lastAppliedTransaction = transactionIdStore.getLastClosedTransactionId();
monitor.startFlushingEverything();
logRotationControl.forceEverything();
monitor.finishFlushingEverything();
ByteBuffer temporaryBuffer = ByteBuffer.allocateDirect(1024 * 1024);
// Copy the store files
monitor.startStreamingStoreFiles();
try (ResourceIterator<File> files = dataSource.listStoreFiles(includeLogs)) {
while (files.hasNext()) {
File file = files.next();
try (StoreChannel fileChannel = fileSystem.open(file, "r")) {
monitor.startStreamingStoreFile(file);
writer.write(
relativePath(storeDirectory, file),
fileChannel,
temporaryBuffer,
file.length() > 0);
monitor.finishStreamingStoreFile(file);
}
}
} finally {
monitor.finishStreamingStoreFiles();
}
return anonymous(lastAppliedTransaction);
} catch (IOException e) {
throw new ServerFailureException(e);
}
}
