TupleHasher (Cascading 4.0.0-wip-70)

public class TupleHasher
extends java.lang.Object
implements java.io.Serializable

Nested Classes
Modifier and Type	Class and Description
`static class`	`TupleHasher.HashFunction`

Fields
Modifier and Type	Field and Description
`protected TupleHasher.HashFunction`	`hashFunction`

Constructors
Constructor and Description
`TupleHasher()`
`TupleHasher(java.util.Comparator defaultComparator, java.util.Comparator[] comparators)`

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`protected TupleHasher.HashFunction`	`getHashFunction()`
`int`	`hashCode(Tuple tuple)`
`protected void`	`initialize(java.util.Comparator defaultComparator, java.util.Comparator[] comparators)`
`static boolean`	`isNull(java.util.Comparator[] comparators)`
`static java.util.Comparator[]`	`merge(Fields[] keyFields)`
`static Tuple`	`wrapTuple(TupleHasher tupleHasher, Tuple input)` Wraps the given Tuple in a subtype, that uses the provided Hasher for hashCode calculations.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

protected TupleHasher.HashFunction hashFunction

public TupleHasher(java.util.Comparator defaultComparator,
                   java.util.Comparator[] comparators)

public static java.util.Comparator[] merge(Fields[] keyFields)

public static boolean isNull(java.util.Comparator[] comparators)

protected void initialize(java.util.Comparator defaultComparator,
                          java.util.Comparator[] comparators)

public final int hashCode(Tuple tuple)

protected TupleHasher.HashFunction getHashFunction()

Class TupleHasher