tryllian.afc.task.interaction
Class CancelTask

java.lang.Object
  tryllian.afc.task.AbstractTask
      tryllian.afc.task.DefaultTask
          tryllian.afc.task.interaction.SendAndReceiveTask
              tryllian.afc.task.interaction.CancelTask

All Implemented Interfaces:

java.util.EventListener, MessageHandler, java.io.Serializable, Task

public class CancelTask

extends SendAndReceiveTask

Task that sends a cancel and waits for the answer.

Succeeds If an agree reply is received in the same conversation.
Fails In one of the following situations:

1. If the request could not be sent.
2. If a timeout occurs.
3. If anything but an agree is received in the same conversation.

Since:

2.2

See Also:

Serialized Form

Field Summary

Fields inherited from class tryllian.afc.task.AbstractTask

NL

Fields inherited from interface tryllian.afc.task.Task

EMPTY_FINISH_VALUE, FORCED_FINISH_FAILURE, NO_TIME_OUT, TASK_TIMED_OUT

Constructor Summary

CancelTask()
Default constructor.

CancelTask(AddressURI subscriptionProvider, java.lang.String subject)
Constructor specifying both the cancellation subject and provider.

CancelTask(AddressURI subscriptionProvider, java.lang.String subject, java.lang.String[] arguments)

CancelTask(java.lang.String subject)
Constructor specifying the cancellation subject only.

Method Summary

void	setSubscriptionProvider(AddressURI subscriptionProvider) et the subscription provider address.

Methods inherited from class tryllian.afc.task.interaction.SendAndReceiveTask

getArguments, getConversation, getLanguage, getReceivePerformative, getReceiver, getResult, getSendPerformative, getSubject, handleMessage, processResult, setArguments, setLanguage, setReceivePerformative, setReceiver, setSendPerformative, setSubject

Methods inherited from class tryllian.afc.task.DefaultTask

addFinishingTask, addTask, getSubtasks, handleHeartbeat, propagateHeartbeat

Methods inherited from class tryllian.afc.task.AbstractTask

addTaskListener, fail, fail, finish, finish, finish, forceFinish, forceFinish, getAgentContext, getFinishValue, getState, getSupertask, getTimeOut, heartbeatReceived, logException, messageReceived, removeTaskListener, setAgentContext, setFinishValue, setTimeOut, succeed, succeed, taskAdded, taskEnded, taskRemoved, taskStarted

Methods inherited from class java.lang.Object

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

Constructor Detail

CancelTask

public CancelTask()

Default constructor. Subject and subscription provider should be set before starting.

CancelTask

public CancelTask(java.lang.String subject)

Constructor specifying the cancellation subject only. The receiver (the subscription provider) should be set before starting.

CancelTask

public CancelTask(AddressURI subscriptionProvider,
                  java.lang.String subject)

Constructor specifying both the cancellation subject and provider.

CancelTask

public CancelTask(AddressURI subscriptionProvider,
                  java.lang.String subject,
                  java.lang.String[] arguments)

Method Detail

setSubscriptionProvider

public void setSubscriptionProvider(AddressURI subscriptionProvider)

et the subscription provider address.