socketserver.h

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#ifndef UTILS_BASE_SOCKETSERVER_H_
#define UTILS_BASE_SOCKETSERVER_H_

#include "socketfactory.h"

namespace utils_base {

const int kForever = -1;

// Provides the ability to wait for activity on a set of sockets.  The Thread
// class provides a nice wrapper on a socket server.
//
// The server is also a socket factory.  The sockets it creates will be
// notified of asynchronous I/O from this server's Wait method.
class SocketServer : public SocketFactory {
public:

  // Sleeps until:
  //  1) cms milliseconds have elapsed (unless cms == kForever)
  //  2) WakeUp() is called
  // While sleeping, I/O is performed if process_io is true.
  virtual bool Wait(int cms, bool process_io) = 0;

  // Causes the current wait (if one is in progress) to wake up.
  virtual void WakeUp() = 0;
};

} // namespace utils_base

#endif // UTILS_BASE_SOCKETSERVER_H_