metaproxy  1.13.0
thread_pool_observer.hpp
Go to the documentation of this file.
1 /* This file is part of Metaproxy.
2  Copyright (C) Index Data
3 
4 Metaproxy is free software; you can redistribute it and/or modify it under
5 the terms of the GNU General Public License as published by the Free
6 Software Foundation; either version 2, or (at your option) any later
7 version.
8 
9 Metaproxy is distributed in the hope that it will be useful, but WITHOUT ANY
10 WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 for more details.
13 
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18 
19 #ifndef YP2_THREAD_POOL_OBSERVER_HPP
20 #define YP2_THREAD_POOL_OBSERVER_HPP
21 
22 #include <boost/scoped_ptr.hpp>
23 
24 #include <yazpp/socket-observer.h>
25 #include <yaz/yconfig.h>
26 
27 namespace metaproxy_1 {
29  public:
30  virtual IThreadPoolMsg *handle() = 0;
31  virtual void result(const char *info) = 0;
32  virtual ~IThreadPoolMsg();
33  virtual bool cleanup(void *info) = 0;
34  };
35 
36  class ThreadPoolSocketObserver : public yazpp_1::ISocketObserver {
37  class Rep;
38  class Worker;
39  public:
40  ThreadPoolSocketObserver(yazpp_1::ISocketObservable *obs,
41  unsigned min_threads, unsigned max_threads,
42  unsigned stack_size);
43  virtual ~ThreadPoolSocketObserver();
44  void put(IThreadPoolMsg *m);
45  void cleanup(IThreadPoolMsg *m, void *info);
46  IThreadPoolMsg *get();
47  void run(void *p);
48  void get_thread_info(int &tbusy, int &total);
49  private:
50  void add_worker(void);
51  void socketNotify(int event);
52  boost::scoped_ptr<Rep> m_p;
53 
54  };
55 }
56 #endif
57 /*
58  * Local variables:
59  * c-basic-offset: 4
60  * c-file-style: "Stroustrup"
61  * indent-tabs-mode: nil
62  * End:
63  * vim: shiftwidth=4 tabstop=8 expandtab
64  */
65 
virtual bool cleanup(void *info)=0
virtual void result(const char *info)=0
virtual IThreadPoolMsg * handle()=0