Package com.tick42.glue.core.contexts
Interface Context<T>
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- Type Parameters:
T- type of the data
- All Superinterfaces:
AsynchronousCloseable,AutoCloseable
public interface Context<T> extends AsynchronousCloseable
A shared context.
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Method Summary
All Methods Instance Methods Abstract Methods Default Methods Modifier and Type Method Description CompletionStage<? extends AsynchronousCloseable>data(ContextDataSubscriber<T> subscriber)Subscribe a specified callback for data updates.TgetData()The current view of the context data.default booleanisSystem()Stringname()The name of the context.CompletionStage<T>reset(T value)Reset context data with specified value.CompletionStage<?>update(Map<String,Object> delta)Update context data with specified delta.CompletionStage<?>updatePaths(Map<String,Object> deltaPaths)Update context data with specified delta.-
Methods inherited from interface com.tick42.glue.core.AsynchronousCloseable
close, closeAsync, onClose
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Method Detail
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name
String name()
The name of the context.- Returns:
- name of the context
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isSystem
default boolean isSystem()
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getData
T getData()
The current view of the context data.- Returns:
- current view of the context data
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data
CompletionStage<? extends AsynchronousCloseable> data(ContextDataSubscriber<T> subscriber)
Subscribe a specified callback for data updates.- Parameters:
subscriber- subscriber callback- Returns:
- stage that is completed when subscriber is ready to receive updates, never
null
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update
CompletionStage<?> update(Map<String,Object> delta)
Update context data with specified delta.- Parameters:
delta- a map with context fields to be updated/removed.- Returns:
- stage that is completed when context is updated, never
null - Since:
- 1.2
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updatePaths
CompletionStage<?> updatePaths(Map<String,Object> deltaPaths)
Update context data with specified delta. Allows you to use "paths" in the structure to update/remove nested properties.- Parameters:
deltaPaths- a map with context paths to be updated/removed.- Returns:
- stage that is completed when context is updated, never
null - Since:
- 1.3.9
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reset
CompletionStage<T> reset(T value)
Reset context data with specified value.- Parameters:
value- new context value- Returns:
- stage that is completed when context is reset, never
null
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