org.apache.jackrabbit.oak.spi.whiteboard

Class DefaultWhiteboard

java.lang.Object

org.apache.jackrabbit.oak.spi.whiteboard.DefaultWhiteboard

All Implemented Interfaces:

Whiteboard

public class DefaultWhiteboard
extends java.lang.Object
implements Whiteboard

Constructor Summary

Constructors

Constructor and Description
DefaultWhiteboard()

Method Summary

Modifier and Type	Method and Description
<T> Registration	register(java.lang.Class<T> type, T service, java.util.Map<?,?> properties) Publishes the given service to the whiteboard.
<T> Tracker<T>	track(java.lang.Class<T> type) Starts tracking services of the given type.
<T> Tracker<T>	track(java.lang.Class<T> type, java.util.Map<java.lang.String,java.lang.String> filterProperties) Starts tracking services of the given type, with given attributes.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultWhiteboard

public DefaultWhiteboard()

Method Detail

register

public <T> Registration register(java.lang.Class<T> type,
                                 T service,
                                 java.util.Map<?,?> properties)

Description copied from interface: Whiteboard

Publishes the given service to the whiteboard. Use the returned registration object to unregister the service.

Specified by:

register in interface Whiteboard

Parameters:

type - type of the service

service - service instance

properties - service properties

Returns:

service registration

track

public <T> Tracker<T> track(java.lang.Class<T> type)

Description copied from interface: Whiteboard

Starts tracking services of the given type.

Specified by:

track in interface Whiteboard

Parameters:

type - type of the services to track

Returns:

service tracker

track

public <T> Tracker<T> track(java.lang.Class<T> type,
                            java.util.Map<java.lang.String,java.lang.String> filterProperties)

Description copied from interface: Whiteboard

Starts tracking services of the given type, with given attributes.

Specified by:

track in interface Whiteboard

Parameters:

type - type of the services to track

filterProperties - only services with these properties will be tracked. Null keys are not permitted. Null values means that the property should be absent.

Returns:

service tracker