@Override
public void drop() throws IOException {
taskCoordinator.cancel();
closeIndexResources();
try {
taskCoordinator.awaitCompletion();
} catch (InterruptedException e) {
throw new IOException("Interrupted while waiting for concurrent tasks to complete.", e);
}
deleteDirectoryContents(dir);
}
@Override
public IndexReader newReader() {
final IndexSearcher searcher = searcherManager.acquire();
final TaskControl token = taskCoordinator.newInstance();
final Closeable closeable =
new Closeable() {
@Override
public void close() throws IOException {
searcherManager.release(searcher);
token.close();
}
};
return makeNewReader(searcher, closeable, token);
}