org.apache.flink.api.common.typeutils

Class GenericPairComparator<T1,T2>

java.lang.Object

org.apache.flink.api.common.typeutils.TypePairComparator<T1,T2>

org.apache.flink.api.common.typeutils.GenericPairComparator<T1,T2>

All Implemented Interfaces:

Serializable

@Internal
public class GenericPairComparator<T1,T2>
extends TypePairComparator<T1,T2>
implements Serializable

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
GenericPairComparator(TypeComparator<T1> comparator1, TypeComparator<T2> comparator2)

Method Summary

Modifier and Type	Method and Description
int	compareToReference(T2 candidate)
boolean	equalToReference(T2 candidate) Checks, whether the given candidate instance is equal to the reference instance, with respect to this comparator's equality definition.
void	setReference(T1 reference) Sets the reference for comparisons.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

GenericPairComparator

public GenericPairComparator(TypeComparator<T1> comparator1,
                             TypeComparator<T2> comparator2)

Method Detail

setReference

public void setReference(T1 reference)

Description copied from class: TypePairComparator

Sets the reference for comparisons.

Specified by:

setReference in class TypePairComparator<T1,T2>

Parameters:

reference - The reference instance.

equalToReference

public boolean equalToReference(T2 candidate)

Description copied from class: TypePairComparator

Checks, whether the given candidate instance is equal to the reference instance, with respect to this comparator's equality definition.

Specified by:

equalToReference in class TypePairComparator<T1,T2>

Parameters:

candidate - The candidate to check.

Returns:

True, if the candidate is equal to the reference, false otherwise.

compareToReference

public int compareToReference(T2 candidate)

Specified by:

compareToReference in class TypePairComparator<T1,T2>