com.mybatisflex.core.query

类 If

java.lang.Object

com.mybatisflex.core.query.If

public class If
extends Object

构造器概要

构造器

限定符	构造器和说明
private	If()

方法概要

限定符和类型	方法和说明
static boolean	hasText(String string) 查看某个 string 对象是否有文本内容
static boolean	isEmpty(Collection<?> collection)
static boolean	isEmpty(Map<?,?> map)
static <T> boolean	isEmpty(T[] array)
static boolean	isNotEmpty(Collection<?> collection)
static boolean	isNotEmpty(Map<?,?> map)
static <T> boolean	isNotEmpty(T[] array)
static boolean	isNull(Object object) 判断对象是否为空
static boolean	notNull(Object object) 判断对象是否非空

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

If

private If()

方法详细资料

isNull

public static boolean isNull(Object object)

判断对象是否为空

notNull

public static boolean notNull(Object object)

判断对象是否非空

isEmpty

public static <T> boolean isEmpty(T[] array)

isNotEmpty

public static <T> boolean isNotEmpty(T[] array)

isEmpty

public static boolean isEmpty(Map<?,?> map)

isNotEmpty

public static boolean isNotEmpty(Map<?,?> map)

isEmpty

public static boolean isEmpty(Collection<?> collection)

isNotEmpty

public static boolean isNotEmpty(Collection<?> collection)

hasText

public static boolean hasText(String string)

查看某个 string 对象是否有文本内容