com.helger.commons.collections.pair

Class ComparatorPairFirst<DATA1TYPE extends Comparable<? super DATA1TYPE>,DATA2TYPE>

java.lang.Object

com.helger.commons.compare.AbstractComparator<DATATYPE>

com.helger.commons.compare.AbstractPartComparatorComparable<IReadonlyPair<DATA1TYPE,DATA2TYPE>,DATA1TYPE>

com.helger.commons.collections.pair.ComparatorPairFirst<DATA1TYPE,DATA2TYPE>

Type Parameters:

DATA1TYPE - pair first type

DATA2TYPE - pair second type

All Implemented Interfaces:

Serializable, Comparator<IReadonlyPair<DATA1TYPE,DATA2TYPE>>

public class ComparatorPairFirst<DATA1TYPE extends Comparable<? super DATA1TYPE>,DATA2TYPE>
extends AbstractPartComparatorComparable<IReadonlyPair<DATA1TYPE,DATA2TYPE>,DATA1TYPE>

Comparator comparing IReadonlyPair objects by the first element

Author:

Philip Helger

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
ComparatorPairFirst()
ComparatorPairFirst(ESortOrder eSortOrder)

Method Summary

Modifier and Type	Method and Description
protected DATA1TYPE	getPart(IReadonlyPair<DATA1TYPE,DATA2TYPE> aObject)

Methods inherited from class com.helger.commons.compare.AbstractPartComparatorComparable

mainCompare

Methods inherited from class com.helger.commons.compare.AbstractComparator

compare, getNestedComparator, getSortOrder, setSortOrder

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

comparing, comparing, comparingDouble, comparingInt, comparingLong, equals, naturalOrder, nullsFirst, nullsLast, reversed, reverseOrder, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Constructor Detail

ComparatorPairFirst

public ComparatorPairFirst()

ComparatorPairFirst

public ComparatorPairFirst(@Nonnull
                           ESortOrder eSortOrder)

Method Detail

getPart

@Nullable
protected DATA1TYPE getPart(@Nonnull
                                       IReadonlyPair<DATA1TYPE,DATA2TYPE> aObject)

Specified by:

getPart in class AbstractPartComparatorComparable<IReadonlyPair<DATA1TYPE extends Comparable<? super DATA1TYPE>,DATA2TYPE>,DATA1TYPE extends Comparable<? super DATA1TYPE>>