org.zalando.nakadi.service.subscription.model

Class Partition

java.lang.Object

org.zalando.nakadi.service.subscription.model.Partition

public class Partition
extends java.lang.Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Partition.PartitionKey
static class	Partition.State

Constructor Summary

Constructors

Constructor and Description
Partition(Partition.PartitionKey key, java.lang.String session, java.lang.String nextSession, Partition.State state)

Method Summary

Modifier and Type	Method and Description
Partition.PartitionKey	getKey()
java.lang.String	getNextSession()
java.lang.String	getSession()
java.lang.String	getSessionOrNextSession()
Partition.State	getState()
Partition	moveToSessionId(java.lang.String sessionId, java.util.Collection<java.lang.String> existingSessionIds) Creates new Partition object that must be moved to session with id sessionId.
boolean	mustBeRebalanced(java.util.Collection<java.lang.String> activeSessionIds)
Partition	toState(Partition.State state, java.lang.String session, java.lang.String nextSession)
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

Partition

public Partition(Partition.PartitionKey key,
                 @Nullable
                 java.lang.String session,
                 @Nullable
                 java.lang.String nextSession,
                 Partition.State state)

Method Detail

toState

public Partition toState(Partition.State state,
                         @Nullable
                         java.lang.String session,
                         @Nullable
                         java.lang.String nextSession)

moveToSessionId

public Partition moveToSessionId(java.lang.String sessionId,
                                 java.util.Collection<java.lang.String> existingSessionIds)

Creates new Partition object that must be moved to session with id sessionId.

Parameters:

sessionId - Session id to move to. It must be guaranteed that existingSessionIds do not contain sessionId.

existingSessionIds - List of currently available session ids.

Returns:

new Partition object with changed sessionId, nextSessionId, state values.

mustBeRebalanced

public boolean mustBeRebalanced(java.util.Collection<java.lang.String> activeSessionIds)

getKey

public Partition.PartitionKey getKey()

getState

public Partition.State getState()

getSession

@Nullable
public java.lang.String getSession()

getNextSession

@Nullable
public java.lang.String getNextSession()

getSessionOrNextSession

@Nullable
public java.lang.String getSessionOrNextSession()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object