com.oracle.svm.core.heap

Class ObjectReferenceWalker

java.lang.Object

com.oracle.svm.core.heap.AllocationFreeList.Element<ObjectReferenceWalker>

com.oracle.svm.core.heap.ObjectReferenceWalker

Direct Known Subclasses:

InstalledCodeBuilder.ConstantsWalker, VMThreadLocalMTObjectReferenceWalker

public abstract class ObjectReferenceWalker
extends AllocationFreeList.Element<ObjectReferenceWalker>

A generic walker which can be registered in the GC. Used to support regions of object references which are not on the regular heap or stack.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ObjectReferenceWalker() Constructor for subclasses.

Method Summary

Modifier and Type	Method and Description
String	getWalkerName() For debugging.
abstract boolean	walk(ObjectReferenceVisitor referenceVisitor) Walk over all object references and use referenceVisitor to visit each reference.

Methods inherited from class com.oracle.svm.core.heap.AllocationFreeList.Element

getHasBeenOnList, getNextElement, getNextObject, removeElement, testingBackDoorGetNextElement, testingBackDoorIsEnabled

Methods inherited from class java.lang.Object

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

Constructor Detail

ObjectReferenceWalker

protected ObjectReferenceWalker()

Constructor for subclasses.

Method Detail

walk

public abstract boolean walk(ObjectReferenceVisitor referenceVisitor)

Walk over all object references and use referenceVisitor to visit each reference.

getWalkerName

public String getWalkerName()

For debugging.