XrdFileCacheStats.hh

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#ifndef __XRDFILECACHE_STATS_HH__
#define __XRDFILECACHE_STATS_HH__
 
//----------------------------------------------------------------------------------
// Copyright (c) 2014 by Board of Trustees of the Leland Stanford, Jr., University
// Author: Alja Mrak-Tadel, Matevz Tadel, Brian Bockelman
//----------------------------------------------------------------------------------
// XRootD is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// XRootD is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with XRootD.  If not, see <http://www.gnu.org/licenses/>.
//----------------------------------------------------------------------------------
 
#include "XrdOuc/XrdOucCache.hh"
#include "XrdSys/XrdSysPthread.hh"
 
namespace XrdFileCache
{
//----------------------------------------------------------------------------
//----------------------------------------------------------------------------
class Stats
{
public:
   //----------------------------------------------------------------------
   //----------------------------------------------------------------------
   Stats() {
      m_BytesDisk = m_BytesRam = m_BytesMissed = 0;
   }
 
   long long m_BytesDisk;         
   long long m_BytesRam;          
   long long m_BytesMissed;       
 
   inline void AddStats(Stats &Src)
   {
      m_MutexXfc.Lock();
 
      m_BytesDisk   += Src.m_BytesDisk;
      m_BytesRam    += Src.m_BytesRam;
      m_BytesMissed += Src.m_BytesMissed;
 
      m_MutexXfc.UnLock();
   }
 
   Stats Clone()
   {
      Stats ret;
      m_MutexXfc.Lock();
      ret = *this;
      m_MutexXfc.UnLock();
      return ret;
   }
 
private:
   XrdSysMutex m_MutexXfc;
};
}
 
#endif