com.netflix.astyanax.partitioner
Interface Partitioner

All Known Implementing Classes:

EmptyPartitioner

public interface Partitioner

Base interface for token partitioning utilities

Method Summary

java.lang.String	getMaxToken()
java.lang.String	getMinToken()
java.lang.String	getTokenForKey(java.nio.ByteBuffer key) Return the token for the specifie key
java.lang.String	getTokenMinusOne(java.lang.String token)
java.util.List<TokenRange>	splitTokenRange(int count) Split the entire token range into 'count' equal size segments
java.util.List<TokenRange>	splitTokenRange(java.lang.String first, java.lang.String last, int count) Split the token range into N equal size segments and return the start token of each segment

Method Detail

getMinToken

java.lang.String getMinToken()

Returns:

Return the smallest token in the token space

getMaxToken

java.lang.String getMaxToken()

Returns:

Return the largest token in the token space

getTokenMinusOne

java.lang.String getTokenMinusOne(java.lang.String token)

Returns:

Return the token immediately before this one

splitTokenRange

java.util.List<TokenRange> splitTokenRange(java.lang.String first,
                                           java.lang.String last,
                                           int count)

Split the token range into N equal size segments and return the start token of each segment

Parameters:

first -

last -

count -

splitTokenRange

java.util.List<TokenRange> splitTokenRange(int count)

Split the entire token range into 'count' equal size segments

Parameters:

count -

getTokenForKey

java.lang.String getTokenForKey(java.nio.ByteBuffer key)

Return the token for the specifie key

Parameters:

key -