LSSTApplications  19.0.0-14-gb0260a2+72efe9b372,20.0.0+7927753e06,20.0.0+8829bf0056,20.0.0+995114c5d2,20.0.0+b6f4b2abd1,20.0.0+bddc4f4cbe,20.0.0-1-g253301a+8829bf0056,20.0.0-1-g2b7511a+0d71a2d77f,20.0.0-1-g5b95a8c+7461dd0434,20.0.0-12-g321c96ea+23efe4bbff,20.0.0-16-gfab17e72e+fdf35455f6,20.0.0-2-g0070d88+ba3ffc8f0b,20.0.0-2-g4dae9ad+ee58a624b3,20.0.0-2-g61b8584+5d3db074ba,20.0.0-2-gb780d76+d529cf1a41,20.0.0-2-ged6426c+226a441f5f,20.0.0-2-gf072044+8829bf0056,20.0.0-2-gf1f7952+ee58a624b3,20.0.0-20-geae50cf+e37fec0aee,20.0.0-25-g3dcad98+544a109665,20.0.0-25-g5eafb0f+ee58a624b3,20.0.0-27-g64178ef+f1f297b00a,20.0.0-3-g4cc78c6+e0676b0dc8,20.0.0-3-g8f21e14+4fd2c12c9a,20.0.0-3-gbd60e8c+187b78b4b8,20.0.0-3-gbecbe05+48431fa087,20.0.0-38-ge4adf513+a12e1f8e37,20.0.0-4-g97dc21a+544a109665,20.0.0-4-gb4befbc+087873070b,20.0.0-4-gf910f65+5d3db074ba,20.0.0-5-gdfe0fee+199202a608,20.0.0-5-gfbfe500+d529cf1a41,20.0.0-6-g64f541c+d529cf1a41,20.0.0-6-g9a5b7a1+a1cd37312e,20.0.0-68-ga3f3dda+5fca18c6a4,20.0.0-9-g4aef684+e18322736b,w.2020.45
LSSTDataManagementBasePackage
Public Member Functions | List of all members
lsst::log::LogMDCScope Class Reference

#include <Log.h>

Public Member Functions

 LogMDCScope (std::string const &key, std::string const &value)
 Constructor adds KEY/VALUE pair to current thread MDC. More...
 
 LogMDCScope (LogMDCScope const &)=delete
 
LogMDCScopeoperator= (LogMDCScope const &)=delete
 
 LogMDCScope (LogMDCScope &&other)
 
LogMDCScopeoperator= (LogMDCScope &&other)
 
 ~LogMDCScope ()
 Destructor restores old key value in MDC. More...
 

Detailed Description

Definition at line 795 of file Log.h.

Constructor & Destructor Documentation

◆ LogMDCScope() [1/3]

lsst::log::LogMDCScope::LogMDCScope ( std::string const &  key,
std::string const &  value 
)
inline

Constructor adds KEY/VALUE pair to current thread MDC.

Key should not be empty (not checked).

Definition at line 802 of file Log.h.

803  : _key(key)
804  {
805  _oldValue = Log::MDC(key, value);
806  }

◆ LogMDCScope() [2/3]

lsst::log::LogMDCScope::LogMDCScope ( LogMDCScope const &  )
delete

◆ LogMDCScope() [3/3]

lsst::log::LogMDCScope::LogMDCScope ( LogMDCScope &&  other)
inline

Definition at line 812 of file Log.h.

812  {
813  _key = other._key;
814  _oldValue = other._oldValue;
815  other._key.clear();
816  }

◆ ~LogMDCScope()

lsst::log::LogMDCScope::~LogMDCScope ( )
inline

Destructor restores old key value in MDC.

Definition at line 835 of file Log.h.

835  {
836  if (not _key.empty()) {
837  if (_oldValue.empty()) {
838  Log::MDCRemove(_key);
839  } else {
840  Log::MDC(_key, _oldValue);
841  }
842  }
843  }

Member Function Documentation

◆ operator=() [1/2]

LogMDCScope& lsst::log::LogMDCScope::operator= ( LogMDCScope &&  other)
inline

Definition at line 818 of file Log.h.

818  {
819  if (not _key.empty()) {
820  if (_oldValue.empty()) {
821  Log::MDCRemove(_key);
822  } else {
823  Log::MDC(_key, _oldValue);
824  }
825  }
826  _key = other._key;
827  _oldValue = other._oldValue;
828  other._key.clear();
829  return *this;
830  }

◆ operator=() [2/2]

LogMDCScope& lsst::log::LogMDCScope::operator= ( LogMDCScope const &  )
delete

The documentation for this class was generated from the following file:
lsst::log::Log::MDCRemove
static void MDCRemove(std::string const &key)
Remove the value associated with KEY within the MDC.
Definition: Log.cc:288
other
ItemVariant const * other
Definition: Schema.cc:56
key
Key< U > key
Definition: Schema.cc:281
std::string::empty
T empty(T... args)
lsst::log::Log::MDC
static std::string MDC(std::string const &key, std::string const &value)
Places a KEY/VALUE pair in the Mapped Diagnostic Context (MDC) for the current thread.
Definition: Log.cc:274