public class TupleHasher
extends java.lang.Object
Constructor and Description |
---|
TupleHasher() |
TupleHasher(java.util.Comparator defaultComparator,
java.util.Comparator[] comparators) |
Modifier and Type | Method and Description |
---|---|
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) |
public TupleHasher()
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)