com.zakgof.tools.generic

Class Functions

java.lang.Object

com.zakgof.tools.generic.Functions

public class Functions
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
Functions()

Method Summary

Modifier and Type	Method and Description
static <T extends java.lang.Comparable<T>> java.util.Comparator<T>	comparator()
static <T,K extends java.lang.Comparable<K>> java.util.Comparator<T>	comparator(IFunction<T,K> getter)
static <K> boolean	contains(K[] array, K value)
static <T> java.util.function.Supplier<T>	firstNext(java.util.function.Supplier<T> first, java.util.function.Function<T,T> next)
static <T> java.lang.Class<T[]>	getArrayClass(java.lang.Class<T> clazz)
static <T> IFunction<T,T>	identity()
static <K> int	indexOf(K[] array, K value)
static <K> K[]	newArray(java.lang.Class<K> clazz, int len)
static <K> K[]	newArray(java.lang.Class<K> clazz, K... entries)
static <T extends java.lang.Comparable<T>> java.util.Comparator<T>	reverseComparator()
static <T,K extends java.lang.Comparable<K>> java.util.Comparator<T>	reverseComparator(IFunction<T,K> getter)
static <T> java.util.stream.Stream<T>	stream(java.util.Iterator<T> iterator)
static java.util.stream.DoubleStream	stream(java.util.OptionalDouble f)
static <K> K[]	toArray(java.lang.Class<K> clazz, java.util.Collection<K> collection)

Methods inherited from class java.lang.Object

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

Constructor Detail

Functions

public Functions()

Method Detail

identity

public static <T> IFunction<T,T> identity()

comparator

public static <T extends java.lang.Comparable<T>> java.util.Comparator<T> comparator()

reverseComparator

public static <T extends java.lang.Comparable<T>> java.util.Comparator<T> reverseComparator()

comparator

public static <T,K extends java.lang.Comparable<K>> java.util.Comparator<T> comparator(IFunction<T,K> getter)

reverseComparator

public static <T,K extends java.lang.Comparable<K>> java.util.Comparator<T> reverseComparator(IFunction<T,K> getter)

firstNext

public static <T> java.util.function.Supplier<T> firstNext(java.util.function.Supplier<T> first,
                                                           java.util.function.Function<T,T> next)

toArray

public static <K> K[] toArray(java.lang.Class<K> clazz,
                              java.util.Collection<K> collection)

newArray

public static <K> K[] newArray(java.lang.Class<K> clazz,
                               int len)

newArray

@SafeVarargs
public static <K> K[] newArray(java.lang.Class<K> clazz,
                                            K... entries)

getArrayClass

public static <T> java.lang.Class<T[]> getArrayClass(java.lang.Class<T> clazz)

contains

public static <K> boolean contains(K[] array,
                                   K value)

indexOf

public static <K> int indexOf(K[] array,
                              K value)

stream

public static java.util.stream.DoubleStream stream(java.util.OptionalDouble f)

stream

public static <T> java.util.stream.Stream<T> stream(java.util.Iterator<T> iterator)