public class LocalPartitioner extends java.lang.Object implements IPartitioner
| Modifier and Type | Class and Description |
|---|---|
class |
LocalPartitioner.LocalToken |
| Constructor and Description |
|---|
LocalPartitioner(AbstractType<?> comparator) |
| Modifier and Type | Method and Description |
|---|---|
DecoratedKey |
decorateKey(java.nio.ByteBuffer key)
Transform key to object representation of the on-disk format.
|
java.util.Map<Token,java.lang.Float> |
describeOwnership(java.util.List<Token> sortedTokens)
Calculate the deltas between tokens in the ring in order to compare
relative sizes.
|
LocalPartitioner.LocalToken |
getMinimumToken() |
LocalPartitioner.LocalToken |
getRandomToken() |
LocalPartitioner.LocalToken |
getToken(java.nio.ByteBuffer key) |
Token.TokenFactory |
getTokenFactory() |
AbstractType<?> |
getTokenValidator() |
Token |
midpoint(Token left,
Token right)
Calculate a Token representing the approximate "middle" of the given
range.
|
boolean |
preservesOrder() |
public LocalPartitioner(AbstractType<?> comparator)
public DecoratedKey decorateKey(java.nio.ByteBuffer key)
IPartitionerdecorateKey in interface IPartitionerkey - the raw, client-facing keypublic Token midpoint(Token left, Token right)
IPartitionermidpoint in interface IPartitionerpublic LocalPartitioner.LocalToken getMinimumToken()
getMinimumToken in interface IPartitionerpublic LocalPartitioner.LocalToken getToken(java.nio.ByteBuffer key)
getToken in interface IPartitionerpublic LocalPartitioner.LocalToken getRandomToken()
getRandomToken in interface IPartitionerpublic Token.TokenFactory getTokenFactory()
getTokenFactory in interface IPartitionerpublic boolean preservesOrder()
preservesOrder in interface IPartitionerpublic java.util.Map<Token,java.lang.Float> describeOwnership(java.util.List<Token> sortedTokens)
IPartitionerdescribeOwnership in interface IPartitionersortedTokens - a sorted List of Tokenspublic AbstractType<?> getTokenValidator()
getTokenValidator in interface IPartitionerCopyright © 2015 The Apache Software Foundation