#include <XrdOucCache.hh>
Public Member Functions | |
virtual void | Done (int result)=0 |
XrdOucCacheIOCB () | |
virtual | ~XrdOucCacheIOCB () |
The XrdOucCacheIOCB defines a callback object that must be used to handle asynchronous I/O operations.
XrdOucCacheIOCB::XrdOucCacheIOCB | ( | ) | [inline] |
virtual XrdOucCacheIOCB::~XrdOucCacheIOCB | ( | ) | [inline, virtual] |
virtual void XrdOucCacheIOCB::Done | ( | int | result | ) | [pure virtual] |
Handle result from a previous async operation.
result | is result from a previous operation. Successful results are always values >= 0 while errors are negative values and are always '-errno' indicate the reason for the error. |
Implemented in XrdPfc::BlockResponseHandler, XrdPfc::DirectResponseHandler, and XrdPosixCallBackIO.
Referenced by XrdPosixFileRH::DoIt(), XrdOucCacheIO::pgRead(), XrdOucCacheIO::pgWrite(), XrdPosixPrepIO::Read(), XrdOucCacheIO::Read(), XrdPosixPrepIO::ReadV(), XrdOucCacheIO::ReadV(), XrdPosixPrepIO::Sync(), XrdOucCacheIO::Sync(), XrdOucCacheIO::Trunc(), XrdPosixPrepIO::Write(), XrdOucCacheIO::Write(), and XrdOucCacheIO::WriteV().