WatchpointEvent (Java Debug Interface) - JDK 5 Documentation v1.5.0, Java 2 SDK 英文文档

Overview

Package

Class

Use

Tree

Index

Help

Java Debug Interface

PREV CLASS NEXT CLASS

FRAMES NO FRAMES

SUMMARY: NESTED | FIELD | CONSTR | METHOD

DETAIL: FIELD | CONSTR | METHOD

com.sun.jdi.event
Interface WatchpointEvent

All Superinterfaces:: Event, Locatable, LocatableEvent, Mirror

All Known Subinterfaces:: AccessWatchpointEvent, ModificationWatchpointEvent

public interface WatchpointEvent
extends LocatableEvent
extends LocatableEvent

Notification of a field triggered event encountered by a thread in the target VM.

Since:: 1.3
See Also:: EventQueue, VirtualMachine

Method Summary

Field field()
          Returns the field that is about to be accessed/modified.

ObjectReference object()
          Returns the object whose field is about to be accessed/modified.

Value valueCurrent()
          Current value of the field.

Methods inherited from interface com.sun.jdi.event.LocatableEvent

thread

Methods inherited from interface com.sun.jdi.event.Event

request

Methods inherited from interface com.sun.jdi.Mirror

toString, virtualMachine

Methods inherited from interface com.sun.jdi.Locatable

location

Method Summary
`Field`	`field()` Returns the field that is about to be accessed/modified.
`ObjectReference`	`object()` Returns the object whose field is about to be accessed/modified.
`Value`	`valueCurrent()` Current value of the field.

Methods inherited from interface com.sun.jdi.event.LocatableEvent
`thread`

Methods inherited from interface com.sun.jdi.event.Event
`request`

Methods inherited from interface com.sun.jdi.Mirror
`toString, virtualMachine`

Methods inherited from interface com.sun.jdi.Locatable
`location`

Method Detail

field

Field field()

Returns the field that is about to be accessed/modified.

Returns:: a Field which mirrors the field in the target VM.
Throws:: ObjectCollectedException - may be thrown if class has been garbage collected.

object

ObjectReference object()

Returns the object whose field is about to be accessed/modified. Return null is the access is to a static field.

Returns:: a ObjectReference which mirrors the event's object in the target VM.

valueCurrent

Value valueCurrent()

Current value of the field.

Throws:: ObjectCollectedException - if object or class have been garbage collected.