5.6.2 : Multithreaded searching using ParallelMultiSearcher
starts on page 180 under section 5.6 (Searching across multiple Lucene indexes) in chapter 5 (Advanced search techniques)
... future searches. g Look up the remote interface. WARNING Don't close() the RemoteSearchable or its ... to an instance of RemoteSearchable, which is an imple- mentation of the Searchable interface just like IndexSearcher and MultiSearcher. The server-side RemoteSearchable delegates to a concrete Searchable, such as a regular IndexSearcher instance. Clients to the RemoteSearchable invoke search methods ... to demonstrate RemoteSearchable, we put together a multi-index server configuration, similar to figure...