facets.util.app
Class AppWatcher.WatcherCoupler

java.lang.Object
  facets.util.Tracer
      facets.util.app.AppWatcher.WatcherCoupler

Enclosing class:

AppWatcher

public static class AppWatcher.WatcherCoupler
extends Tracer

Enables client code to communicate with AppWatcher.

The methods of AppWatcher.WatcherCoupler enable client code to

• respond appropriately when a WatchableOperation throws an exception
• tell AppWatcher whether or not actually to time operations that request this
• respond appropriately when either a WatchableOperation or the application as a whole is timed out

Constructor Summary

AppWatcher.WatcherCoupler()

Method Summary

protected boolean	checkTimeouts()
protected void	handleException(java.util.List<WatchableOperation> ops, java.lang.Exception e)
protected void	handleSystemTimeout(WatchableOperation op, java.lang.Thread timed, boolean timing)
protected void	operationsCompleted(java.util.List<WatchableOperation> ops)
protected void	operationStarting(java.util.List<WatchableOperation> ops)
protected boolean	retryCancel(java.util.List<WatchableOperation> ops)
protected void	traceOutput(java.lang.String msg) Outputs complete trace messages to console or elsewhere.

Methods inherited from class facets.util.Tracer

trace, trace, trace, trace, trace, traceDebug, traceDebug, traceObjectText, traceOutputWithClass

Methods inherited from class java.lang.Object

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

Constructor Detail

AppWatcher.WatcherCoupler

public AppWatcher.WatcherCoupler()

Method Detail

retryCancel

protected boolean retryCancel(java.util.List<WatchableOperation> ops)

checkTimeouts

protected boolean checkTimeouts()

handleException

protected void handleException(java.util.List<WatchableOperation> ops,
                               java.lang.Exception e)

handleSystemTimeout

protected void handleSystemTimeout(WatchableOperation op,
                                   java.lang.Thread timed,
                                   boolean timing)

traceOutput

protected void traceOutput(java.lang.String msg)

Description copied from class: Tracer

Outputs complete trace messages to console or elsewhere.

Default prepends helpful classname to message.

Overrides:

traceOutput in class Tracer

Parameters:

msg - passed from one of the public methods

operationStarting

protected void operationStarting(java.util.List<WatchableOperation> ops)

operationsCompleted

protected void operationsCompleted(java.util.List<WatchableOperation> ops)