com.atlassian.johnson.event

Class JohnsonEventListener

java.lang.Object

com.atlassian.johnson.event.JohnsonEventListener

public class JohnsonEventListener
extends Object

A simple listener which may be used with the Atlassian Events framework to listen for add and remove events on the bus, allowing simplified interaction with Johnson.

Since:

2.0

Constructor Summary

Constructors

Constructor and Description
JohnsonEventListener(javax.servlet.ServletContext servletContext) Creates a JohnsonEventListener which will retrieve the JohnsonEventContainer from the ServletContext using Johnson.getEventContainer(ServletContext), if one is provided, or using Johnson.getEventContainer() if not.

Method Summary

Modifier and Type	Method and Description
void	onAdd(AddEvent e) Adds the Johnson Event wrapped by the provided AddEvent to the container.
void	onRemove(RemoveEvent e) Attempts to remove the Johnson Event wrapped by the provided RemoveEvent from the container.
void	setServletContext(javax.servlet.ServletContext servletContext)

Methods inherited from class java.lang.Object

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

Constructor Detail

JohnsonEventListener

public JohnsonEventListener(@Nullable
                            javax.servlet.ServletContext servletContext)

Creates a JohnsonEventListener which will retrieve the JohnsonEventContainer from the ServletContext using Johnson.getEventContainer(ServletContext), if one is provided, or using Johnson.getEventContainer() if not.

Parameters:

servletContext - the servlet context to retrieve the container from, which may not be null

Method Detail

onAdd

@EventListener
public void onAdd(@Nonnull
                                 AddEvent e)

Adds the Johnson Event wrapped by the provided AddEvent to the container.

Parameters:

e - the add event

onRemove

@EventListener
public void onRemove(@Nonnull
                                    RemoveEvent e)

Attempts to remove the Johnson Event wrapped by the provided RemoveEvent from the container.

Parameters:

e - the remove event

setServletContext

public void setServletContext(javax.servlet.ServletContext servletContext)