v8  8.4.371(node14.15.0)
V8 is Google's open source JavaScript engine
CodeEventHandler Class Referenceabstract

#include <v8-profiler.h>

Public Member Functions

 CodeEventHandler (Isolate *isolate)
 
virtual ~CodeEventHandler ()
 
virtual void Handle (CodeEvent *code_event)=0
 
void Enable ()
 
void Disable ()
 

Detailed Description

Interface to listen to code creation and code relocation events.

Definition at line 1017 of file v8-profiler.h.

Constructor & Destructor Documentation

◆ CodeEventHandler()

CodeEventHandler ( Isolate isolate)
explicit

Creates a new listener for the |isolate|. The isolate must be initialized. The listener object must be disposed after use by calling |Dispose| method. Multiple listeners can be created for the same isolate.

◆ ~CodeEventHandler()

virtual ~CodeEventHandler ( )
virtual

Member Function Documentation

◆ Disable()

void Disable ( )

Call Disable() to stop listening to code creation and code relocation events.

◆ Enable()

void Enable ( )

Call Enable() to starts listening to code creation and code relocation events. These events will be handled by Handle().

◆ Handle()

virtual void Handle ( CodeEvent code_event)
pure virtual

Handle is called every time a code object is created or moved. Information about each code event will be available through the code_event parameter.

When the CodeEventType is kRelocationType, the code for this CodeEvent has moved from GetPreviousCodeStartAddress() to GetCodeStartAddress().


The documentation for this class was generated from the following file: