org.mmtk.plan

Class ComplexPhase

java.lang.Object

org.mmtk.plan.Phase

org.mmtk.plan.ComplexPhase

public final class ComplexPhase
extends Phase

Phases of a garbage collection.

A complex phase is a sequence of phases.

Field Summary

Fields

Modifier and Type	Field and Description
private int[]	scheduledSubPhases The phases that comprise this phase.

Fields inherited from class org.mmtk.plan.Phase

id, name, SCHEDULE_COLLECTOR, SCHEDULE_COMPLEX, SCHEDULE_CONCURRENT, SCHEDULE_GLOBAL, SCHEDULE_MUTATOR, SCHEDULE_PLACEHOLDER, timer

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ComplexPhase(String name, int[] scheduledSubPhases) Construct a complex phase from an array of phase IDs.
protected	ComplexPhase(String name, Timer timer, int[] scheduledSubPhases) Construct a complex phase from an array of phase IDs, but using the specified timer rather than creating one.

Method Summary

Modifier and Type	Method and Description
private void	checkPhases() Validate the scheduled sub phases.
protected int	count()
protected int	get(int index) Return an individual scheduled sub phase.
protected void	logPhase() Display a description of this phase, for debugging purposes.
void	replacePhase(int oldScheduledPhase, int newScheduledPhase) Replace a scheduled phase.

Methods inherited from class org.mmtk.plan.Phase

beginNewPhaseStack, clearConcurrentPhase, concurrentPhaseActive, continuePhaseStack, createComplex, createComplex, createConcurrent, createConcurrent, createSimple, createSimple, getConcurrentPhaseId, getId, getName, getPhase, getPhaseId, getSchedule, getScheduleName, isPhaseStackEmpty, notifyConcurrentPhaseComplete, notifyConcurrentPhaseIncomplete, pushScheduledPhase, resetPhaseStack, scheduleCollector, scheduleComplex, scheduleConcurrent, scheduleGlobal, scheduleMutator, schedulePlaceholder

Methods inherited from class java.lang.Object

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

Field Detail

scheduledSubPhases

private final int[] scheduledSubPhases

The phases that comprise this phase.

Constructor Detail

ComplexPhase

protected ComplexPhase(String name,
                       int[] scheduledSubPhases)

Construct a complex phase from an array of phase IDs.

Parameters:

name - The name of the phase.

scheduledSubPhases - The sub phases

ComplexPhase

protected ComplexPhase(String name,
                       Timer timer,
                       int[] scheduledSubPhases)

Construct a complex phase from an array of phase IDs, but using the specified timer rather than creating one.

Parameters:

name - The name of the phase.

timer - The timer for this phase to contribute to.

scheduledSubPhases - The sub phases

Method Detail

checkPhases

private void checkPhases()

Validate the scheduled sub phases.

count

protected int count()

Returns:

the number of scheduled sub phases.

get

protected int get(int index)

Return an individual scheduled sub phase.

Parameters:

index - The index

Returns:

The scheduled phase.

logPhase

protected void logPhase()

Description copied from class: Phase

Display a description of this phase, for debugging purposes.

Specified by:

logPhase in class Phase

replacePhase

public void replacePhase(int oldScheduledPhase,
                         int newScheduledPhase)

Replace a scheduled phase. Used for example to replace a placeholder.

Parameters:

oldScheduledPhase - The scheduled phase to replace.

newScheduledPhase - The new scheduled phase.