程序包 net.minecraft

类 Optionull

java.lang.Object

net.minecraft.Optionull

public class Optionull
extends Object

构造器概要

构造器

构造器	说明
Optionull()

方法概要

修饰符和类型	方法	说明
static <T> T	first(Collection<T> pCollection)
static <T> T	firstOrDefault(Collection<T> pCollection, T pDefaultValue)
static <T> T	firstOrElse(Collection<T> pCollection, Supplier<T> pSupplier)
static boolean	isNullOrEmpty(boolean[] pArray)
static boolean	isNullOrEmpty(byte[] pArray)
static boolean	isNullOrEmpty(char[] pArray)
static boolean	isNullOrEmpty(double[] pArray)
static boolean	isNullOrEmpty(float[] pArray)
static boolean	isNullOrEmpty(int[] pArray)
static boolean	isNullOrEmpty(long[] pArray)
static boolean	isNullOrEmpty(short[] pArray)
static <T> boolean	isNullOrEmpty(T[] pArray)
static <T, R> R	map(T pValue, Function<T,R> pMapper)
static <T, R> R	mapOrDefault(T pValue, Function<T,R> pMapper, R pDefaultValue)
static <T, R> R	mapOrElse(T pValue, Function<T,R> pMapper, Supplier<R> pSupplier)

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

Optionull

public Optionull()

方法详细资料

map

@Nullable
public static <T,
R> R map(@Nullable
 T pValue,
 Function<T,R> pMapper)

mapOrDefault

public static <T,
R> R mapOrDefault(@Nullable
 T pValue,
 Function<T,R> pMapper,
 R pDefaultValue)

mapOrElse

public static <T,
R> R mapOrElse(@Nullable
 T pValue,
 Function<T,R> pMapper,
 Supplier<R> pSupplier)

first

@Nullable
public static <T> T first(Collection<T> pCollection)

firstOrDefault

public static <T> T firstOrDefault(Collection<T> pCollection,
 T pDefaultValue)

firstOrElse

public static <T> T firstOrElse(Collection<T> pCollection,
 Supplier<T> pSupplier)

isNullOrEmpty

public static <T> boolean isNullOrEmpty(@Nullable
 T[] pArray)

isNullOrEmpty

public static boolean isNullOrEmpty(@Nullable
 boolean[] pArray)

isNullOrEmpty

public static boolean isNullOrEmpty(@Nullable
 byte[] pArray)

isNullOrEmpty

public static boolean isNullOrEmpty(@Nullable
 char[] pArray)

isNullOrEmpty

public static boolean isNullOrEmpty(@Nullable
 short[] pArray)

isNullOrEmpty

public static boolean isNullOrEmpty(@Nullable
 int[] pArray)

isNullOrEmpty

public static boolean isNullOrEmpty(@Nullable
 long[] pArray)

isNullOrEmpty

public static boolean isNullOrEmpty(@Nullable
 float[] pArray)

isNullOrEmpty

public static boolean isNullOrEmpty(@Nullable
 double[] pArray)