Class ObjectMonitor

java.lang.Object

com.ibm.j9ddr.vm29.j9.ObjectMonitor

All Implemented Interfaces:

Comparable<ObjectMonitor>

public abstract class ObjectMonitor
extends Object
implements Comparable<ObjectMonitor>

Constructor Summary

Constructors

Constructor	Description
ObjectMonitor()

Method Summary

Modifier and Type	Method	Description
static ObjectMonitor	fromJ9Object(com.ibm.j9ddr.vm29.pointer.generated.J9ObjectPointer object)	Return an ObjectMonitor representing the monitor for the given object, or null if it does not have a lockword.
abstract List<com.ibm.j9ddr.vm29.pointer.generated.J9VMThreadPointer>	getBlockedThreads()
abstract long	getCount()
abstract com.ibm.j9ddr.vm29.pointer.generated.J9ThreadAbstractMonitorPointer	getInflatedMonitor()
abstract com.ibm.j9ddr.vm29.pointer.generated.J9ObjectMonitorPointer	getJ9ObjectMonitorPointer()
abstract com.ibm.j9ddr.vm29.pointer.generated.J9ObjectMonitorPointer	getLockword()
abstract com.ibm.j9ddr.vm29.pointer.generated.J9ObjectPointer	getObject()
abstract com.ibm.j9ddr.vm29.pointer.generated.J9VMThreadPointer	getOwner()
abstract List<com.ibm.j9ddr.vm29.pointer.generated.J9VMThreadPointer>	getWaitingThreads()
abstract boolean	isContended()
abstract boolean	isInflated()
abstract boolean	isInTable()

Methods declared in class Object

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

Methods declared in interface Comparable

compareTo

Constructor Details

ObjectMonitor

public ObjectMonitor()

Method Details

fromJ9Object

public static ObjectMonitor fromJ9Object(com.ibm.j9ddr.vm29.pointer.generated.J9ObjectPointer object)
                                  throws CorruptDataException

Return an ObjectMonitor representing the monitor for the given object, or null if it does not have a lockword.

Parameters:

object - the object to read

Returns:

the ObjectMonitor corresponding to the object

Throws:

CorruptDataException

getObject

public abstract com.ibm.j9ddr.vm29.pointer.generated.J9ObjectPointer getObject()

getLockword

public abstract com.ibm.j9ddr.vm29.pointer.generated.J9ObjectMonitorPointer getLockword()

getOwner

public abstract com.ibm.j9ddr.vm29.pointer.generated.J9VMThreadPointer getOwner()
                                                                         throws CorruptDataException

Throws:

CorruptDataException

getCount

public abstract long getCount()
                       throws CorruptDataException

Throws:

CorruptDataException

isInflated

public abstract boolean isInflated()

isInTable

public abstract boolean isInTable()

isContended

public abstract boolean isContended()
                             throws CorruptDataException

Throws:

CorruptDataException

getWaitingThreads

public abstract List<com.ibm.j9ddr.vm29.pointer.generated.J9VMThreadPointer> getWaitingThreads()
                                                                                        throws CorruptDataException

Throws:

CorruptDataException

getBlockedThreads

public abstract List<com.ibm.j9ddr.vm29.pointer.generated.J9VMThreadPointer> getBlockedThreads()
                                                                                        throws CorruptDataException

Throws:

CorruptDataException

getInflatedMonitor

public abstract com.ibm.j9ddr.vm29.pointer.generated.J9ThreadAbstractMonitorPointer getInflatedMonitor()

getJ9ObjectMonitorPointer

public abstract com.ibm.j9ddr.vm29.pointer.generated.J9ObjectMonitorPointer getJ9ObjectMonitorPointer()