ceph/src/crimson/os/futurized_collection.h

   1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
   2 // vim: ts=8 sw=2 smarttab
   3
   4 #pragma once
   5
   6 #include <boost/intrusive_ptr.hpp>
   7 #include <boost/smart_ptr/intrusive_ref_counter.hpp>
   8 #include <seastar/core/future.hh>
   9
  10 #include "osd/osd_types.h"
  11
  12 namespace crimson::os {
  13 class FuturizedStore;
  14
  15 class FuturizedCollection
  16   : public boost::intrusive_ref_counter<FuturizedCollection,
  17                                         boost::thread_unsafe_counter>
  18 {
  19 public:
  20   FuturizedCollection(const coll_t& cid)
  21     : cid{cid} {}
  22   virtual ~FuturizedCollection() {}
  23   virtual seastar::future<> flush() {
  24     return seastar::make_ready_future<>();
  25   }
  26   virtual seastar::future<bool> flush_commit() {
  27     return seastar::make_ready_future<bool>(true);
  28   }
  29   const coll_t& get_cid() const {
  30     return cid;
  31   }
  32 private:
  33   const coll_t cid;
  34 };
  35
  36 using CollectionRef =  boost::intrusive_ptr<FuturizedCollection>;
  37 }