com.oracle.svm.core.genscavenge

Class GCImpl

java.lang.Object

com.oracle.svm.core.genscavenge.GCImpl

All Implemented Interfaces:

GC

public final class GCImpl
extends Object
implements GC

Garbage collector (incremental or complete) for HeapImpl.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	GCImpl.ChunkReleaser

Method Summary

Modifier and Type	Method and Description
void	collect(GCCause cause) Cause a collection of the Heap's choosing.
void	collectCompletely(GCCause cause) Cause a full collection.
GCAccounting	getAccounting()
static org.graalvm.word.UnsignedWord	getChunkBytes() This value is only updated during a GC.
org.graalvm.word.UnsignedWord	getCollectionEpoch()
static GCImpl	getGCImpl()
static CollectionPolicy	getPolicy()
static boolean	hasNeverCollectPolicy()
boolean	isCompleteCollection()
void	maybeCauseUserRequestedCollection()
void	maybeCollectOnAllocation()

Methods inherited from class java.lang.Object

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

Method Detail

collect

public void collect(GCCause cause)

Description copied from interface: GC

Cause a collection of the Heap's choosing.

Specified by:

collect in interface GC

maybeCollectOnAllocation

public void maybeCollectOnAllocation()

maybeCauseUserRequestedCollection

public void maybeCauseUserRequestedCollection()

getChunkBytes

public static org.graalvm.word.UnsignedWord getChunkBytes()

This value is only updated during a GC. Be careful when calling this method during a GC as it might wrongly include chunks that will be freed at the end of the GC.

getGCImpl

public static GCImpl getGCImpl()

collectCompletely

public void collectCompletely(GCCause cause)

Description copied from interface: GC

Cause a full collection.

Specified by:

collectCompletely in interface GC

isCompleteCollection

public boolean isCompleteCollection()

getCollectionEpoch

public org.graalvm.word.UnsignedWord getCollectionEpoch()

getAccounting

public GCAccounting getAccounting()

getPolicy

public static CollectionPolicy getPolicy()

hasNeverCollectPolicy

public static boolean hasNeverCollectPolicy()