public Class LivenessAnalysis

Class Inheritance

extends Object

java.lang.Object
sun.jvm.hotspot.utilities.LivenessAnalysis

Imports

java.io.*, java.util.*, sun.jvm.hotspot.debugger.*, sun.jvm.hotspot.gc.shared.*, sun.jvm.hotspot.memory.*, sun.jvm.hotspot.oops.*, sun.jvm.hotspot.runtime.*

Finds all paths from roots to the specified set of objects.

Note

currently only a subset of the roots known to the VM is exposed to the SA: objects on the stack, static fields in classes, and JNI handles. These should be most of the user-level roots keeping objects alive.

Field Summary

Modifier and Type	Field and Description
private static final boolean	DEBUG

Constructor Summary

Access	Constructor and Description
private	LivenessAnalysis()

Method Summary

Modifier and Type	Method and Description
public static LivenessPathList	computeAllLivenessPaths(Oop target)
private static LivenessPathList	computeAllLivenessPaths(Oop target, boolean trimPathsThroughPopularObjects)

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

DEBUG	back to summary
private static final boolean DEBUG

Constructor Detail

LivenessAnalysis	back to summary
private LivenessAnalysis()

Method Detail

computeAllLivenessPaths	back to summary
public static LivenessPathList computeAllLivenessPaths(Oop target)

computeAllLivenessPaths	back to summary
private static LivenessPathList computeAllLivenessPaths(Oop target, boolean trimPathsThroughPopularObjects)