frysk.testbed
Class TaskObserverBase

java.lang.Object
  frysk.testbed.TaskObserverBase

All Implemented Interfaces:

Observer, TaskObserver

Direct Known Subclasses:

StopEventLoopWhenProcTerminated

public abstract class TaskObserverBase
extends Object
implements TaskObserver

A base class for implementing TaskObservers. This provides a framework for both automatically adding and implementing TaskObserver's. The client supplied .updateClass method is called as each new task is found. It should register itself with the applicable observer.

Nested Class Summary

Nested classes/interfaces inherited from interface frysk.proc.TaskObserver

TaskObserver.Cloned, TaskObserver.Code, TaskObserver.Execed, TaskObserver.Forked, TaskObserver.Instruction, TaskObserver.Signaled, TaskObserver.Syscalls, TaskObserver.Terminated, TaskObserver.Terminating, TaskObserver.Watch

Constructor Summary

TaskObserverBase()

Method Summary

int	addedCount()
void	addedTo(Object o) Acknowledge the request to add this Observer from Object's set of observers was successful.
void	addFailed(Object o, Throwable w) The add operation failed, should never happen.
int	deletedCount()
void	deletedFrom(Object o) Acknowledge the request to delete this Observer from Object's set of observers was successful (or that the Observer was spontaneously deleted, e.g., due to a task exit).
String	toString()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

TaskObserverBase

public TaskObserverBase()

Method Detail

addedTo

public void addedTo(Object o)

Description copied from interface: Observer

Acknowledge the request to add this Observer from Object's set of observers was successful.

Specified by:

addedTo in interface Observer

addedCount

public int addedCount()

deletedFrom

public void deletedFrom(Object o)

Description copied from interface: Observer

Acknowledge the request to delete this Observer from Object's set of observers was successful (or that the Observer was spontaneously deleted, e.g., due to a task exit).

Specified by:

deletedFrom in interface Observer

deletedCount

public int deletedCount()

addFailed

public void addFailed(Object o,
                      Throwable w)

The add operation failed, should never happen.

Specified by:

addFailed in interface Observer

toString

public String toString()

Overrides:

toString in class Object