org.apache.cassandra.dht

Class Token<T>

java.lang.Object

org.apache.cassandra.dht.Token<T>

All Implemented Interfaces:

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

Direct Known Subclasses:

BigIntegerToken, BytesToken, LocalToken, LongToken, StringToken

public abstract class Token<T>
extends java.lang.Object
implements RingPosition<Token<T>>, java.io.Serializable

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Token.KeyBound
static class	Token.TokenFactory<T>
static class	Token.TokenSerializer

Field Summary

Fields

Modifier and Type	Field and Description
static Token.TokenSerializer	serializer
T	token

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	Token(T token)

Method Summary

Methods

Modifier and Type	Method and Description
abstract int	compareTo(Token<T> o) This determines the comparison for node destination purposes.
boolean	equals(java.lang.Object obj)
Token<T>	getToken()
int	hashCode()
boolean	isMinimum()
boolean	isMinimum(IPartitioner partitioner)
Token.KeyBound	maxKeyBound()
Token.KeyBound	maxKeyBound(IPartitioner partitioner)
Token.KeyBound	minKeyBound()
Token.KeyBound	minKeyBound(IPartitioner partitioner)
java.lang.String	toString()
<R extends RingPosition> R	upperBound(java.lang.Class<R> klass)

Methods inherited from class java.lang.Object

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

Field Detail

serializer

public static final Token.TokenSerializer serializer

token

public final T token

Constructor Detail

Token

protected Token(T token)

Method Detail

compareTo

public abstract int compareTo(Token<T> o)

This determines the comparison for node destination purposes.

Specified by:

compareTo in interface java.lang.Comparable<Token<T>>

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

getToken

public Token<T> getToken()

Specified by:

getToken in interface RingPosition<Token<T>>

isMinimum

public boolean isMinimum(IPartitioner partitioner)

Specified by:

isMinimum in interface RingPosition<Token<T>>

isMinimum

public boolean isMinimum()

minKeyBound

public Token.KeyBound minKeyBound(IPartitioner partitioner)

minKeyBound

public Token.KeyBound minKeyBound()

maxKeyBound

public Token.KeyBound maxKeyBound(IPartitioner partitioner)

maxKeyBound

public Token.KeyBound maxKeyBound()

upperBound

public <R extends RingPosition> R upperBound(java.lang.Class<R> klass)