org.dromara.warm.flow.core.utils

Class ObjectUtil

java.lang.Object

org.dromara.warm.flow.core.utils.ObjectUtil

public class ObjectUtil
extends Object

Object 工具类

Since:

2023/5/18 9:42

Author:

warm

Constructor Summary

Constructors

Constructor and Description
ObjectUtil()

Method Summary

Modifier and Type	Method and Description
static <T> T	cast(Object obj)
static <T> T	defaultIfNull(T source, Supplier<? extends T> defaultValueSupplier) 如果被检查对象为 null， 返回默认值（由 defaultValueSupplier 提供）；否则直接返回
static boolean	isNotNull(Object object) 判断一个对象是否非空
static boolean	isNull(Object object) 判断一个对象是否为空
static boolean	isStrTrue(String str) 判断字符串是否为true

Methods inherited from class java.lang.Object

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

Constructor Detail

ObjectUtil

public ObjectUtil()

Method Detail

isNull

public static boolean isNull(Object object)

判断一个对象是否为空

Parameters:

object - Object

Returns:

true：为空 false：非空

isNotNull

public static boolean isNotNull(Object object)

判断一个对象是否非空

Parameters:

object - Object

Returns:

true：非空 false：空

cast

public static <T> T cast(Object obj)

isStrTrue

public static boolean isStrTrue(String str)

判断字符串是否为true

Parameters:

str -

Returns:

defaultIfNull

public static <T> T defaultIfNull(T source,
                                  Supplier<? extends T> defaultValueSupplier)

如果被检查对象为 null， 返回默认值（由 defaultValueSupplier 提供）；否则直接返回

Type Parameters:

T - 对象类型

Parameters:

source - 被检查对象

defaultValueSupplier - 默认值提供者

Returns:

被检查对象为null返回默认值，否则返回自定义handle处理后的返回值

Throws:

NullPointerException - defaultValueSupplier == null 时，抛出

Since:

5.7.20