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dynamic_thread_pool.h
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33 
34 #ifndef GRPC_INTERNAL_CPP_DYNAMIC_THREAD_POOL_H
35 #define GRPC_INTERNAL_CPP_DYNAMIC_THREAD_POOL_H
36 
37 #include <list>
38 #include <memory>
39 #include <queue>
40 
41 #include <grpc++/impl/sync.h>
42 #include <grpc++/impl/thd.h>
43 #include <grpc++/support/config.h>
44 
46 
47 namespace grpc {
48 
50  public:
51  explicit DynamicThreadPool(int reserve_threads);
53 
54  void Add(const std::function<void()>& callback) GRPC_OVERRIDE;
55 
56  private:
57  class DynamicThread {
58  public:
59  DynamicThread(DynamicThreadPool* pool);
60  ~DynamicThread();
61 
62  private:
63  DynamicThreadPool* pool_;
64  std::unique_ptr<grpc::thread> thd_;
65  void ThreadFunc();
66  };
67  grpc::mutex mu_;
69  grpc::condition_variable shutdown_cv_;
70  bool shutdown_;
71  std::queue<std::function<void()>> callbacks_;
72  int reserve_threads_;
73  int nthreads_;
74  int threads_waiting_;
75  std::list<DynamicThread*> dead_threads_;
76 
77  void ThreadFunc();
78  static void ReapThreads(std::list<DynamicThread*>* tlist);
79 };
80 
81 } // namespace grpc
82 
83 #endif // GRPC_INTERNAL_CPP_DYNAMIC_THREAD_POOL_H
Definition: sync_no_cxx11.h:45
#define GRPC_FINAL
Definition: config.h:71
Definition: thread_pool_interface.h:42
DynamicThreadPool(int reserve_threads)
Definition: dynamic_thread_pool.cc:88
Definition: sync_no_cxx11.h:87
void Add(const std::function< void()> &callback) GRPC_OVERRIDE
Definition: dynamic_thread_pool.cc:116
~DynamicThreadPool()
Definition: dynamic_thread_pool.cc:106
Definition: dynamic_thread_pool.h:49
#define GRPC_OVERRIDE
Definition: config.h:77