org.apache.tapestry5.internal.services
Class EventImpl

java.lang.Object
  org.apache.tapestry5.internal.services.EventImpl

All Implemented Interfaces:

Event

Direct Known Subclasses:

ComponentEventImpl, RenderPhaseEvent

public class EventImpl
extends Object
implements Event

Field Summary

protected OperationTracker

tracker

Constructor Summary

EventImpl(ComponentEventCallback handler, org.slf4j.Logger logger, OperationTracker tracker)

Method Summary

protected String	getMethodDescription()
boolean	isAborted() Returns true if the event has been aborted (meaning that the return value from some event handler method was accepted, and processing of the event was terminated).
void	setMethodDescription(String methodDescription) Invoke to identify, to the event, what component and method is being acted upon (used for some kinds of exception reporting).
boolean	storeResult(Object result) Stores a result for the event.

Methods inherited from class java.lang.Object

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

Field Detail

tracker

protected final OperationTracker tracker

Constructor Detail

EventImpl

public EventImpl(ComponentEventCallback handler,
                 org.slf4j.Logger logger,
                 OperationTracker tracker)

Parameters:

handler - informed of return values from methods, deems when the event is aborted

logger - used to log method invocations

tracker -

Method Detail

isAborted

public boolean isAborted()

Description copied from interface: Event

Returns true if the event has been aborted (meaning that the return value from some event handler method was accepted, and processing of the event was terminated).

Specified by:

isAborted in interface Event

Returns:

true if no further event handler methods should be invoked

setMethodDescription

public void setMethodDescription(String methodDescription)

Description copied from interface: Event

Invoke to identify, to the event, what component and method is being acted upon (used for some kinds of exception reporting).

Specified by:

setMethodDescription in interface Event

Parameters:

methodDescription - describes the location (i.e. file name, method name and line number) of the method

storeResult

public boolean storeResult(Object result)

Description copied from interface: Event

Stores a result for the event. Storing a non-null result value may abort the event (at the discretion of the ComponentEventCallback).

Specified by:

storeResult in interface Event

Parameters:

result - the result obtained from a method invocations

Returns:

true if the event is now aborted

getMethodDescription

protected String getMethodDescription()