@ExportPackage @PublicApi

Package com.yahoo.search.searchchain

Classes for composition of searchers into search chains, which are executed to produce Results for Queries.

Class Summary

Class	Description
AsyncExecution	Provides asynchronous execution of searchchains.
Execution	An execution of a search chain.
Execution.Context	The execution context is the search chain's current view of the indexes, search chain registrys, etc.
ExecutionFactory	Provides creation of fully configured query Execution instances.
ForkingSearcher	Searchers which invokes other search chains should override this.
ForkingSearcher.CommentedSearchChain	A search chain with a comment about when it is used.
FutureResult	Extends a FutureTask<Result>, with some added error handling
PhaseNames	Helper class for ordering searchers.
SearchChain	A named collection of searchers.
SearchChainRegistry	Contains a reference to all currently known search chains.
SearcherRegistry	A registry of searchers.