Class DefaultWhiteboard
- java.lang.Object
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- org.apache.jackrabbit.oak.spi.whiteboard.DefaultWhiteboard
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- All Implemented Interfaces:
Whiteboard
public class DefaultWhiteboard extends java.lang.Object implements Whiteboard
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Constructor Summary
Constructors Constructor Description DefaultWhiteboard()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method 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.
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Method Detail
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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 interfaceWhiteboard
- Parameters:
type
- type of the serviceservice
- service instanceproperties
- service properties- Returns:
- service registration
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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 interfaceWhiteboard
- Parameters:
type
- type of the services to track- Returns:
- service tracker
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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 interfaceWhiteboard
- Parameters:
type
- type of the services to trackfilterProperties
- 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
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