Files
rippled/modules/ripple_core/functional/ripple_JobQueue.h
2013-07-29 14:08:37 -07:00

67 lines
2.2 KiB
C++

//------------------------------------------------------------------------------
/*
Copyright (c) 2011-2013, OpenCoin, Inc.
*/
//==============================================================================
#ifndef RIPPLE_JOBQUEUE_H_INCLUDED
#define RIPPLE_JOBQUEUE_H_INCLUDED
class JobQueue : private Workers::Callback
{
public:
typedef std::map<JobType, std::pair<int, int > > JobCounts;
JobQueue ();
~JobQueue ();
// VFALCO TODO make convenience functions that allow the caller to not
// have to call bind.
//
void addJob (JobType type, const std::string& name, const FUNCTION_TYPE<void (Job&)>& job);
void addLimitJob (JobType type, const std::string& name, int limit, const FUNCTION_TYPE<void (Job&)>& job);
int getJobCount (JobType t); // Jobs waiting at this priority
int getJobCountTotal (JobType t); // Jobs waiting plus running at this priority
int getJobCountGE (JobType t); // All waiting jobs at or greater than this priority
std::vector< std::pair<JobType, std::pair<int, int> > > getJobCounts (); // jobs waiting, threads doing
void shutdown ();
void setThreadCount (int c, bool const standaloneMode);
// VFALCO TODO Rename these to newLoadEventMeasurement or something similar
// since they create the object.
//
LoadEvent::pointer getLoadEvent (JobType t, const std::string& name)
{
return boost::make_shared<LoadEvent> (boost::ref (mJobLoads[t]), name, true);
}
// VFALCO TODO Why do we need two versions, one which returns a shared
// pointer and the other which returns an autoptr?
//
LoadEvent::autoptr getLoadEventAP (JobType t, const std::string& name)
{
return LoadEvent::autoptr (new LoadEvent (mJobLoads[t], name, true));
}
bool isOverloaded ();
Json::Value getJson (int c = 0);
private:
bool getJob (Job& job);
void processTask ();
private:
Workers m_workers;
boost::mutex mJobLock; // VFALCO TODO Replace with CriticalSection
uint64 mLastJob;
std::set <Job> mJobSet;
LoadMonitor mJobLoads [NUM_JOB_TYPES];
JobCounts mJobCounts;
};
#endif