br.net.eventstore.provider

Interface Provider

All Known Implementing Classes:

InMemoryProvider, RedisProvider

public interface Provider

A Persistence provider for the EventStore. It is responsible for write and read Events in the EventStream

Method Summary

Modifier and Type	Method and Description
Event	addEvent(java.lang.String aggregation, java.lang.String streamId, Event event) Add a new Event in the EventStream
java.util.stream.Stream<java.lang.String>	getAggregations() Retrieves the aggregation list
java.util.stream.Stream<java.lang.String>	getAggregations(int offset, int limit) Retrieves a ranged aggregation list
java.util.stream.Stream<Event>	getEvents(java.lang.String aggregation, java.lang.String streamId) Retrieves a list of events in the EventStream
java.util.stream.Stream<Event>	getEvents(java.lang.String aggregation, java.lang.String streamId, int offset, int limit) Retrieves a ranged list of events in the EventStream
java.util.stream.Stream<java.lang.String>	getStreams(java.lang.String aggregation) Retrieves the stream list
java.util.stream.Stream<java.lang.String>	getStreams(java.lang.String aggregation, int offset, int limit) Retrieves a ranged stream list

Method Detail

addEvent

Event addEvent(java.lang.String aggregation,
               java.lang.String streamId,
               Event event)

Add a new Event in the EventStream

Parameters:

aggregation - The parent aggregation

streamId - The EventStream identifier

event - The Event

Returns:

The updated event, after persisted.

getEvents

java.util.stream.Stream<Event> getEvents(java.lang.String aggregation,
                                         java.lang.String streamId)

Retrieves a list of events in the EventStream

Parameters:

aggregation - The parent aggregation

streamId - The EventStream identifier

Returns:

A List with events in the EventStream

getEvents

java.util.stream.Stream<Event> getEvents(java.lang.String aggregation,
                                         java.lang.String streamId,
                                         int offset,
                                         int limit)

Retrieves a ranged list of events in the EventStream

Parameters:

aggregation - The parent aggregation

streamId - The EventStream identifier

offset - The start position in the events list

limit - The desired quantity events

Returns:

A List with events in the EventStream

getAggregations

java.util.stream.Stream<java.lang.String> getAggregations()

Retrieves the aggregation list

Returns:

The aggregation list

getAggregations

java.util.stream.Stream<java.lang.String> getAggregations(int offset,
                                                          int limit)

Retrieves a ranged aggregation list

Parameters:

offset - The start position in the aggregation list

limit - The desired quantity aggregations

Returns:

The aggregation list

getStreams

java.util.stream.Stream<java.lang.String> getStreams(java.lang.String aggregation)

Retrieves the stream list

Parameters:

aggregation - The aggregation

Returns:

The stream list

getStreams

java.util.stream.Stream<java.lang.String> getStreams(java.lang.String aggregation,
                                                     int offset,
                                                     int limit)

Retrieves a ranged stream list

Parameters:

aggregation - The aggregation

offset - The start position in the stream list

limit - The desired quantity streams

Returns:

The stream list