Interface MonitorInfo

All Superinterfaces:

Mirror

public interface MonitorInfo
extends Mirror

Information about a monitor owned by a thread.

Since:

1.6

Method Summary

Modifier and Type	Method	Description
ObjectReference	monitor()	Returns the ObjectReference object for the monitor.
int	stackDepth()	Returns the stack depth at which this monitor was acquired by the owning thread.
ThreadReference	thread()	Returns a ThreadReference object for the thread that owns the monitor.

Methods declared in interface com.sun.jdi.Mirror

toString, virtualMachine

Method Details

monitor

ObjectReference monitor()

Returns the ObjectReference object for the monitor.

Returns:

the ObjectReference object for the monitor.

Throws:

InvalidStackFrameException - if the associated stack frame has become invalid. Once the frame's thread is resumed, the stack frame is no longer valid.

Since:

1.6

See Also:

• ThreadReference.ownedMonitorsAndFrames()

stackDepth

int stackDepth()

Returns the stack depth at which this monitor was acquired by the owning thread. Returns -1 if the implementation cannot determine the stack depth (e.g., for monitors acquired by JNI MonitorEnter).

Returns:

the stack depth at which this monitor was acquired by the owning thread.

Throws:

InvalidStackFrameException - if the associated stack frame has become invalid. Once the frame's thread is resumed, the stack frame is no longer valid.

See Also:

• ThreadReference.ownedMonitorsAndFrames()

thread

ThreadReference thread()

Returns a ThreadReference object for the thread that owns the monitor.

Returns:

a ThreadReference object for the thread that owns the monitor.

Throws:

InvalidStackFrameException - if the associated stack frame has become invalid. Once the frame's thread is resumed, the stack frame is no longer valid.

See Also:

• ThreadReference.frame(int)