org.eclipse.m2m.atl.profiler.core
Class ATLProfiler

java.lang.Object
  java.util.Observable
      org.eclipse.m2m.atl.profiler.core.ATLProfiler

public final class ATLProfiler
extends java.util.Observable

ATLProfiler is a component that dispatch ATL debugging information to ATLModelHandler & ProfilerModelHandler. This class is used by the ProflingDebugger class.

See Also:

ATLModelHandler, ProfilerModelHandler

Method Summary

static ATLProfiler	getInstance() Singleton access.
void	initProfiler(org.eclipse.emf.ecore.EObject model) Prepare atl & profiler model handlers with the ATL model.
void	interceptEnter(IStackFrame frame) Intercept the beginning of an operation execution.
void	interceptError(IStackFrame frame, java.lang.String msg, java.lang.Throwable e) Intercept errors.
void	interceptLeave(IStackFrame frame) Intercept the exiting of an operation execution.
void	interceptStep(IStackFrame frame) Intercept simple instruction execution.
void	interceptTerminated() Intercept execution end.
void	printProfilingSummary() Print short profiling summary.

Methods inherited from class java.util.Observable

addObserver, clearChanged, countObservers, deleteObserver, deleteObservers, hasChanged, notifyObservers, notifyObservers, setChanged

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getInstance

public static ATLProfiler getInstance()

Singleton access.

Returns:

the ATLProfiler singleton

initProfiler

public void initProfiler(org.eclipse.emf.ecore.EObject model)

Prepare atl & profiler model handlers with the ATL model.

Parameters:

model - the ATL model

interceptEnter

public void interceptEnter(IStackFrame frame)

Intercept the beginning of an operation execution.
Delegate operation creation to ProfilerModelHandler.
Create entry in the operation registry (ProfilerModelHandler).

Parameters:

frame - the stack frame

interceptLeave

public void interceptLeave(IStackFrame frame)

Intercept the exiting of an operation execution.
Delegate operation closure to ProfilerModelHandler.
Check entry in the operation registry.

Parameters:

frame - the stack frame

interceptStep

public void interceptStep(IStackFrame frame)

Intercept simple instruction execution.
Delegate step creation to ProfilerModelHandler.

Parameters:

frame - the stack frame

interceptError

public void interceptError(IStackFrame frame,
                           java.lang.String msg,
                           java.lang.Throwable e)

Intercept errors.

Parameters:

frame - the stack frame

msg - (message)

e - (stacktrace)

interceptTerminated

public void interceptTerminated()

Intercept execution end.
Close last operation and notify profiler model to listeners components.

printProfilingSummary

public void printProfilingSummary()

Print short profiling summary.