140 lines
4.1 KiB
C++
140 lines
4.1 KiB
C++
// Copyright (C) 2011, 2012 Strahinja Val Markovic <val@markovic.io>
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//
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// This file is part of YouCompleteMe.
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//
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// YouCompleteMe is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// YouCompleteMe is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with YouCompleteMe. If not, see <http://www.gnu.org/licenses/>.
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#ifndef COMPLETER_H_7AR4UGXE
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#define COMPLETER_H_7AR4UGXE
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#include "ConcurrentLatestValue.h"
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#include "ConcurrentStack.h"
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#include "Future.h"
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#include <boost/utility.hpp>
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#include <boost/unordered_map.hpp>
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#include <boost/shared_ptr.hpp>
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#include <vector>
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#include <string>
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namespace YouCompleteMe
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{
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class Candidate;
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class CandidateRepository;
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typedef boost::shared_ptr< std::vector< std::string > > AsyncResults;
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class IdentifierCompleter : boost::noncopyable
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{
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public:
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IdentifierCompleter();
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IdentifierCompleter( const std::vector< std::string > &candidates );
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IdentifierCompleter( const std::vector< std::string > &candidates,
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const std::string &filetype,
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const std::string &filepath );
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~IdentifierCompleter();
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void EnableThreading();
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void AddCandidatesToDatabase(
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const std::vector< std::string > &new_candidates,
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const std::string &filetype,
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const std::string &filepath );
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void AddCandidatesToDatabaseFromBuffer( const std::string &buffer_contents,
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const std::string &filetype,
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const std::string &filepath );
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// NOTE: params are taken by value on purpose! With a C++11 compiler we can
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// avoid an expensive copy of buffer_contents if the param is taken by value
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// (move ctors FTW)
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void AddCandidatesToDatabaseFromBufferAsync(
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std::string buffer_contents,
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std::string filetype,
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std::string filepath );
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// Only provided for tests!
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std::vector< std::string > CandidatesForQuery(
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const std::string &query ) const;
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std::vector< std::string > CandidatesForQueryAndType(
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const std::string &query,
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const std::string &filetype ) const;
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Future< AsyncResults > CandidatesForQueryAndTypeAsync(
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const std::string &query,
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const std::string &filetype ) const;
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typedef boost::shared_ptr<
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boost::packaged_task< AsyncResults > > QueryTask;
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typedef ConcurrentLatestValue< QueryTask > LatestQueryTask;
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typedef ConcurrentStack< VoidTask > BufferIdentifiersTaskStack;
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private:
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void ResultsForQueryAndType( const std::string &query,
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const std::string &filetype,
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std::vector< Result > &results ) const;
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void ClearCandidatesStoredForFile( const std::string &filetype,
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const std::string &filepath );
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std::list< const Candidate* >& GetCandidateList(
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const std::string &filetype,
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const std::string &filepath );
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void InitThreads();
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// filepath -> *( *candidate )
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typedef boost::unordered_map< std::string,
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boost::shared_ptr< std::list< const Candidate* > > >
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FilepathToCandidates;
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// filetype -> *( filepath -> *( *candidate ) )
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typedef boost::unordered_map< std::string,
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boost::shared_ptr< FilepathToCandidates > > FiletypeMap;
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/////////////////////////////
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// PRIVATE MEMBER VARIABLES
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/////////////////////////////
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CandidateRepository &candidate_repository_;
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FiletypeMap filetype_map_;
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bool threading_enabled_;
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boost::thread_group query_threads_;
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boost::thread buffer_identifiers_thread_;
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mutable LatestQueryTask latest_query_task_;
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BufferIdentifiersTaskStack buffer_identifiers_task_stack_;
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};
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} // namespace YouCompleteMe
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#endif /* end of include guard: COMPLETER_H_7AR4UGXE */
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