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

java.lang.Object
  extended by java.util.Observable
      extended by 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.


Copyright 2007 IBM Corporation and others.
All Rights Reserved.