org.jruby.runtime.profile

Class ProfileData

java.lang.Object

org.jruby.runtime.profile.ProfileData

public class ProfileData
extends Object

Encapsulates the logic of recording and reporting profiled timings of method invocations. This keeps track of aggregate values for callers and callees of each method.

See Also:

ProfilingDynamicMethod

Constructor Summary

Constructors

Constructor and Description
ProfileData(ThreadContext tc)

Method Summary

Methods

Modifier and Type	Method and Description
void	addProfiledMethod(String name, DynamicMethod method)
void	clear() Clear the gathered profiling (invocation) data.
Invocation	computeResults() Compute the profiling results from gathered data.
protected void	decRecursionFor(int serial)
Invocation	getCurrentInvocation()
protected ProfiledMethod	getProfiledMethod(int serial)
IntHashMap<ProfiledMethod>	getProfiledMethods()
ThreadContext	getThreadContext()
Invocation	getTopInvocation()
protected int	incRecursionFor(int serial)
int	profileEnter(int calledMethod) Begin profiling a new method, aggregating the current time diff in the previous method's profile slot.
int	profileExit(int callingMethod, long startTime) Fall back to previously profiled method after current method has returned.
long	totalTime()

Methods inherited from class java.lang.Object

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

Constructor Detail

ProfileData

public ProfileData(ThreadContext tc)

Method Detail

getProfiledMethods

public IntHashMap<ProfiledMethod> getProfiledMethods()

addProfiledMethod

public void addProfiledMethod(String name,
                     DynamicMethod method)

getProfiledMethod

protected ProfiledMethod getProfiledMethod(int serial)

profileEnter

public int profileEnter(int calledMethod)

Begin profiling a new method, aggregating the current time diff in the previous method's profile slot.

Parameters:

nextMethod - the serial number of the next method to profile

Returns:

the serial number of the previous method being profiled

profileExit

public int profileExit(int callingMethod,
              long startTime)

Fall back to previously profiled method after current method has returned.

Parameters:

nextMethod - the serial number of the next method to profile

Returns:

the serial number of the previous method being profiled

clear

public void clear()

Clear the gathered profiling (invocation) data.

totalTime

public long totalTime()

getTopInvocation

public Invocation getTopInvocation()

Returns:

the topInvocation

getCurrentInvocation

public Invocation getCurrentInvocation()

Returns:

the currentInvocation

getThreadContext

public ThreadContext getThreadContext()

Returns:

the threadContext

computeResults

public Invocation computeResults()

Compute the profiling results from gathered data.

Returns:

the top invocation

decRecursionFor

protected void decRecursionFor(int serial)

incRecursionFor

protected int incRecursionFor(int serial)