XrdFileCacheIO.hh

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#ifndef __XRDFILECACHE_CACHE_IO_HH__
#define __XRDFILECACHE_CACHE_IO_HH__
 
class XrdSysTrace;
 
#include "XrdFileCache.hh"
#include "XrdOuc/XrdOucCache2.hh"
#include "XrdCl/XrdClDefaultEnv.hh"
#include "XrdSys/XrdSysPthread.hh"
 
namespace XrdFileCache
{
//----------------------------------------------------------------------------
//----------------------------------------------------------------------------
class IO : public XrdOucCacheIO2
{
public:
   IO (XrdOucCacheIO2 *io, XrdOucCacheStats &stats, Cache &cache);
 
   virtual XrdOucCacheIO *Base() { return m_io; }
 
   virtual const char *Path() { return m_io->Path(); }
 
   using XrdOucCacheIO2::Sync;
 
   virtual int Sync() { return 0; }
 
   using XrdOucCacheIO2::Trunc;
 
   virtual int Trunc(long long Offset) { return -ENOTSUP; }
 
   using XrdOucCacheIO2::Write;
 
   virtual int Write(char *Buffer, long long Offset, int Length) { return -ENOTSUP; }
 
   virtual void Update(XrdOucCacheIO2 &iocp);
 
   XrdSysTrace* GetTrace() { return m_cache.GetTrace(); }
 
   XrdOucCacheIO2* GetInput();
 
protected:
   XrdOucCacheStats &m_statsGlobal;     
   Cache            &m_cache;           
 
   const char  *m_traceID;
   std::string  m_path;
   const char*  GetPath() { return m_path.c_str(); }
 
private:
   XrdOucCacheIO2 *m_io;                
   XrdSysMutex     updMutex;
   void SetInput(XrdOucCacheIO2*);
};
}
 
#endif