org.apache.cassandra.dht

Class LocalPartitioner.LocalToken

java.lang.Object

org.apache.cassandra.dht.Token

org.apache.cassandra.dht.LocalPartitioner.LocalToken

All Implemented Interfaces:

java.io.Serializable, java.lang.Comparable<Token>, RingPosition<Token>

Enclosing class:

LocalPartitioner

public class LocalPartitioner.LocalToken
extends Token

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.cassandra.dht.Token

Token.KeyBound, Token.TokenFactory, Token.TokenSerializer

Field Summary

Fields inherited from class org.apache.cassandra.dht.Token

serializer

Constructor Summary

Constructors

Constructor and Description
LocalToken(java.nio.ByteBuffer token)

Method Summary

Modifier and Type	Method and Description
int	compareTo(Token o)
boolean	equals(java.lang.Object obj)
long	getHeapSize()
IPartitioner	getPartitioner()
C	getTokenValue()
int	hashCode()
Token	increaseSlightly() Returns a token that is slightly greater than this.
double	size(Token next) Returns a measure for the token space covered between this token and next.
java.lang.String	toString()

Methods inherited from class org.apache.cassandra.dht.Token

getToken, isMinimum, maxKeyBound, minKeyBound, minValue

Methods inherited from class java.lang.Object

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

Constructor Detail

LocalToken

public LocalToken(java.nio.ByteBuffer token)

Method Detail

toString

public java.lang.String toString()

compareTo

public int compareTo(Token o)

Specified by:

compareTo in interface java.lang.Comparable<Token>

hashCode

public int hashCode()

equals

public boolean equals(java.lang.Object obj)

getPartitioner

public IPartitioner getPartitioner()

Specified by:

getPartitioner in interface RingPosition<Token>

Specified by:

getPartitioner in class Token

getHeapSize

public long getHeapSize()

Specified by:

getHeapSize in class Token

getTokenValue

public C getTokenValue()

Specified by:

getTokenValue in class Token

size

public double size(Token next)

Description copied from class: Token

Returns a measure for the token space covered between this token and next. Used by the token allocation algorithm (see CASSANDRA-7032).

Specified by:

size in class Token

increaseSlightly

public Token increaseSlightly()

Description copied from class: Token

Returns a token that is slightly greater than this. Used to avoid clashes between nodes in separate datacentres trying to use the same token via the token allocation algorithm.

Specified by:

increaseSlightly in class Token