Package org.jvnet.hudson.reactor

Interface ReactorListener

All Known Implementing Classes:

ReactorListener.Aggregator

public interface ReactorListener

Receives callback during the Reactor.execute(Executor, ReactorListener). The callback happens by using the threads of Executor, which means these callbacks can occur concurrently. The callee is responsible for synchronization, if that's desired.

Author:

Kohsuke Kawaguchi

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static class	ReactorListener.Aggregator	Bundles multiple listeners into one.

Field Summary

Fields

Modifier and Type	Field	Description
static final ReactorListener	NOOP

Method Summary

Modifier and Type	Method	Description
default void	onAttained(Milestone milestone)	Indicates that the following milestone was attained.
default void	onTaskCompleted(Task t)	Notifies that the execution of the task is about to finish.
default void	onTaskFailed(Task t, Throwable err, boolean fatal)	Notifies that the execution of the task have failed with an exception.
default void	onTaskStarted(Task t)	Notifies that the execution of the task is about to start.

Field Details

NOOP

static final ReactorListener NOOP

Method Details

onTaskStarted

default void onTaskStarted(Task t)

Notifies that the execution of the task is about to start.

onTaskCompleted

default void onTaskCompleted(Task t)

Notifies that the execution of the task is about to finish. This happens on the same thread that called onTaskStarted(Task).

onTaskFailed

default void onTaskFailed(Task t,
 Throwable err,
 boolean fatal)

Notifies that the execution of the task have failed with an exception.

Parameters:

err - Either Error or Exception, indicating the cause of the failure.

fatal - If true, this problem is fatal, and the reactor is going to terminate. If false, the reactor will continue executing after this failure.

onAttained

default void onAttained(Milestone milestone)

Indicates that the following milestone was attained.