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Reference Guide
RooHelpers::HijackMessageStream Class Reference

Hijacks all messages with given level and topic (and optionally object name) while alive.

Use this like an ostringstream afterwards. The messages can e.g. be retrieved using str(). Useful for unit tests / debugging.

Definition at line 73 of file RooHelpers.h.

Public Member Functions

 HijackMessageStream (RooFit::MsgLevel level, RooFit::MsgTopic topics, const char *objectName=nullptr)
 Hijack all messages with given level and topics while this object is alive. More...
 
virtual ~HijackMessageStream ()
 

Private Attributes

std::vector< RooMsgService::StreamConfig_oldConf
 
RooFit::MsgLevel _oldKillBelow
 
Int_t _thisStream
 

#include <RooHelpers.h>

Inheritance diagram for RooHelpers::HijackMessageStream:
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Constructor & Destructor Documentation

◆ HijackMessageStream()

RooHelpers::HijackMessageStream::HijackMessageStream ( RooFit::MsgLevel  level,
RooFit::MsgTopic  topics,
const char *  objectName = nullptr 
)

Hijack all messages with given level and topics while this object is alive.

Parameters
[in]levelMinimum level to hijack. Higher levels also get captured.
[in]topicsTopics to hijack. Use | to combine different topics, and cast to RooFit::MsgTopic if necessary.
[in]objectNameOnly hijack messages from an object with the given name. Defaults to any object.

Definition at line 96 of file RooHelpers.cxx.

◆ ~HijackMessageStream()

RooHelpers::HijackMessageStream::~HijackMessageStream ( )
virtual

Definition at line 114 of file RooHelpers.cxx.

Member Data Documentation

◆ _oldConf

std::vector<RooMsgService::StreamConfig> RooHelpers::HijackMessageStream::_oldConf
private

Definition at line 81 of file RooHelpers.h.

◆ _oldKillBelow

RooFit::MsgLevel RooHelpers::HijackMessageStream::_oldKillBelow
private

Definition at line 80 of file RooHelpers.h.

◆ _thisStream

Int_t RooHelpers::HijackMessageStream::_thisStream
private

Definition at line 82 of file RooHelpers.h.

Libraries for RooHelpers::HijackMessageStream:
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The documentation for this class was generated from the following files: