Package org.apache.sling.distribution.journal.impl.discovery

Class TopologyView

java.lang.Object

org.apache.sling.distribution.journal.impl.discovery.TopologyView

@Immutable
@ParametersAreNonnullByDefault
public class TopologyView
extends Object

Constructor Summary

Constructors

Constructor	Description
TopologyView()
TopologyView(Set<State> newStates)

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)
Map<String,Long>	getMinOffsetByPubAgentName()	Return the map of min offset per publisher agent
State	getState(String subAgentId, String pubAgentName)
Set<String>	getSubscribedAgentIds()	Return the identifiers of subscriber agents
Set<String>	getSubscribedAgentIds(String pubAgentName)	Return the identifiers of subscriber agents subscribed to the given publisher agent.
Set<State>	getSubscribedAgents(String pubAgentName)	Return the identifiers of subscriber agents subscribed to the given publisher agent.
Set<State>	getSubscriberAgentStates(String subAgentId)	Return the states for the given subscriber agent.
int	hashCode()
Stream<Long>	offsets()	Return a stream of the offsets from all states in the view.
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

TopologyView

public TopologyView()

TopologyView

public TopologyView(Set<State> newStates)

Method Details

getSubscribedAgentIds

public Set<String> getSubscribedAgentIds()

Return the identifiers of subscriber agents

Returns:

a set of subscriber agent identifiers (subAgentId)

getSubscribedAgentIds

public Set<String> getSubscribedAgentIds(String pubAgentName)

Return the identifiers of subscriber agents subscribed to the given publisher agent.

Parameters:

pubAgentName - the name of the publisher agent

Returns:

a set of subscriber agent identifiers (subAgentId)

getSubscribedAgents

public Set<State> getSubscribedAgents(String pubAgentName)

Return the identifiers of subscriber agents subscribed to the given publisher agent.

Parameters:

pubAgentName - the name of the publisher agent

Returns:

a set of subscriber agent identifiers (subAgentId)

getSubscriberAgentStates

public Set<State> getSubscriberAgentStates(String subAgentId)

Return the states for the given subscriber agent.

Parameters:

subAgentId - the name of the subscriber agent to get the states for

Returns:

states of that subscriber agent

getState

@CheckForNull public State getState(String subAgentId, String pubAgentName)

getMinOffsetByPubAgentName

public Map<String,Long> getMinOffsetByPubAgentName()

Return the map of min offset per publisher agent

Returns:

a map (pubAgentName x offset)

offsets

public Stream<Long> offsets()

Return a stream of the offsets from all states in the view.

Returns:

a stream of offsets

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object