org.hiforce.lattice.runtime.ability.reduce

类 Reducers

java.lang.Object

org.hiforce.lattice.runtime.ability.reduce.Reducers

public class Reducers
extends Object

从以下版本开始:

2022/9/16

作者:

Rocky Yu

构造器概要

构造器

构造器和说明
Reducers()

方法概要

限定符和类型	方法和说明
static <T> Reducer<T,Boolean>	allMatch(java.util.function.Predicate<T> predicate) Build a AllMatch Reducer
static <T> Reducer<T,Boolean>	AllMatchNotEmpty(java.util.function.Predicate<T> predicate) Build a AllMatchNotEmpty Reducer.
static <T> Reducer<T,Boolean>	anyMatch(java.util.function.Predicate<T> predicate) Build a AnyMatch Reducer.
static <T> Reducer<T,T>	firstOf() Build a FirstOf Reducer.
static <T> Reducer<T,T>	firstOf(java.util.function.Predicate<T> predicate) Build a FirstOf Reducer.
static <T> Reducer<List<T>,List<T>>	flatList(java.util.function.Predicate<List<T>> predicate) Build a FlatList Reducer.
static <K,V> Reducer<Map<K,V>,Map<K,V>>	flatMap(java.util.function.Predicate<Map<K,V>> predicate) Build a FlatMap Reducer.
static <T> Reducer<T,List<T>>	none() No reduce policy needed.
static <T> Reducer<T,Boolean>	noneMatch(java.util.function.Predicate<T> predicate) Build a NoneMatch Reducer.

从类继承的方法 java.lang.Object

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

构造器详细资料

Reducers

public Reducers()

方法详细资料

none

public static <T> Reducer<T,List<T>> none()

No reduce policy needed.

返回:

None type reducer

firstOf

public static <T> Reducer<T,T> firstOf(@Nonnull
                                       java.util.function.Predicate<T> predicate)

Build a FirstOf Reducer.

参数:

predicate - the condition predicate.

返回:

FirstOf Policy Reducer.

firstOf

public static <T> Reducer<T,T> firstOf()

Build a FirstOf Reducer.

返回:

FirstOf Policy Reducer.

allMatch

public static <T> Reducer<T,Boolean> allMatch(@Nonnull
                                              java.util.function.Predicate<T> predicate)

Build a AllMatch Reducer

参数:

predicate - the condition predicate.

返回:

AllMatch Policy Reducer.

AllMatchNotEmpty

public static <T> Reducer<T,Boolean> AllMatchNotEmpty(@Nonnull
                                                      java.util.function.Predicate<T> predicate)

Build a AllMatchNotEmpty Reducer.

参数:

predicate - the condition predicate.

返回:

AllMatchNotEmpty Policy Reducer.

anyMatch

public static <T> Reducer<T,Boolean> anyMatch(@Nonnull
                                              java.util.function.Predicate<T> predicate)

Build a AnyMatch Reducer.

参数:

predicate - the condition predicate.

返回:

AnyMatch Policy Reducer.

noneMatch

public static <T> Reducer<T,Boolean> noneMatch(@Nonnull
                                               java.util.function.Predicate<T> predicate)

Build a NoneMatch Reducer.

参数:

predicate - the condition predicate.

返回:

NoneMatch Policy Reducer.

flatList

public static <T> Reducer<List<T>,List<T>> flatList(@Nonnull
                                                    java.util.function.Predicate<List<T>> predicate)

Build a FlatList Reducer.

参数:

predicate - the condition predicate.

返回:

FlatList Policy Reducer.

flatMap

public static <K,V> Reducer<Map<K,V>,Map<K,V>> flatMap(@Nonnull
                                                       java.util.function.Predicate<Map<K,V>> predicate)

Build a FlatMap Reducer.

参数:

predicate - the condition predicate.

返回:

FlatMap Policy Reducer.