org.jruby.truffle.runtime.subsystems

Class ObjectSpaceManager

java.lang.Object

org.jruby.truffle.runtime.subsystems.ObjectSpaceManager

public class ObjectSpaceManager
extends Object

Supports the Ruby ObjectSpace module. Object IDs are lazily allocated long values, mapped to objects with a weak hash map. Finalizers are implemented with weak references and reference queues, and are run in a dedicated Ruby thread.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	ObjectSpaceManager.ObjectGraphVisitor

Constructor Summary

Constructors

Constructor and Description
ObjectSpaceManager(RubyContext context)

Method Summary

Methods

Modifier and Type	Method and Description
Map<Long,RubyBasicObject>	collectLiveObjects()
void	defineFinalizer(RubyBasicObject object, RubyProc proc)
void	shutdown()
void	undefineFinalizer(RubyBasicObject object)
void	visitCallStack(ObjectSpaceManager.ObjectGraphVisitor visitor)
void	visitFrame(com.oracle.truffle.api.frame.Frame frame, ObjectSpaceManager.ObjectGraphVisitor visitor)
void	visitFrameInstance(com.oracle.truffle.api.frame.FrameInstance frameInstance, ObjectSpaceManager.ObjectGraphVisitor visitor)

Methods inherited from class java.lang.Object

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

Constructor Detail

ObjectSpaceManager

public ObjectSpaceManager(RubyContext context)

Method Detail

defineFinalizer

public void defineFinalizer(RubyBasicObject object,
                   RubyProc proc)

undefineFinalizer

public void undefineFinalizer(RubyBasicObject object)

shutdown

public void shutdown()

collectLiveObjects

public Map<Long,RubyBasicObject> collectLiveObjects()

visitCallStack

public void visitCallStack(ObjectSpaceManager.ObjectGraphVisitor visitor)

visitFrameInstance

public void visitFrameInstance(com.oracle.truffle.api.frame.FrameInstance frameInstance,
                      ObjectSpaceManager.ObjectGraphVisitor visitor)

visitFrame

public void visitFrame(com.oracle.truffle.api.frame.Frame frame,
              ObjectSpaceManager.ObjectGraphVisitor visitor)