com.oracle.svm.core.genscavenge

Class CardTable.ReferenceToYoungObjectReferenceVisitor

java.lang.Object

com.oracle.svm.core.genscavenge.CardTable.ReferenceToYoungObjectReferenceVisitor

All Implemented Interfaces:

ObjectReferenceVisitor

Enclosing class:

CardTable

protected static class CardTable.ReferenceToYoungObjectReferenceVisitor
extends Object
implements ObjectReferenceVisitor

Visit an object reference and return false if it is a reference to the young space.

Method Summary

Modifier and Type	Method and Description
boolean	prologue() Called before any Object references are visited.
boolean	visitObjectReference(org.graalvm.word.Pointer objRef, boolean compressed) Visit an Object reference.

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.oracle.svm.core.heap.ObjectReferenceVisitor

epilogue, visitObjectReferenceInline, visitObjectReferenceInline

Method Detail

prologue

public boolean prologue()

Description copied from interface: ObjectReferenceVisitor

Called before any Object references are visited.

Specified by:

prologue in interface ObjectReferenceVisitor

Returns:

true if visiting should continue, false if visiting should stop.

visitObjectReference

public boolean visitObjectReference(org.graalvm.word.Pointer objRef,
                                    boolean compressed)

Description copied from interface: ObjectReferenceVisitor

Visit an Object reference. To get the corresponding Object reference.readObject can be used.

Specified by:

visitObjectReference in interface ObjectReferenceVisitor

Parameters:

objRef - The Object reference to be visited.

compressed - True if the reference is in compressed form, false otherwise.

Returns:

True if visiting should continue, false if visiting should stop.