org.huihoo.ofbiz.smart.base.validation.constraintvalidator

Class NullValidator

java.lang.Object

org.huihoo.ofbiz.smart.base.validation.constraintvalidator.NullValidator

All Implemented Interfaces:

ConstraintValidator<Null,Object>

public class NullValidator
extends Object
implements ConstraintValidator<Null,Object>

Constructor Summary

Constructors

Constructor and Description
NullValidator()

Method Summary

Methods

Modifier and Type	Method and Description
void	initialize(Null constraintAnnotation) 初始化
boolean	isValid(Object value) 验证指定的值是否有效

Methods inherited from class java.lang.Object

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

Constructor Detail

NullValidator

public NullValidator()

Method Detail

initialize

public void initialize(Null constraintAnnotation)

Description copied from interface: ConstraintValidator

初始化

Specified by:

initialize in interface ConstraintValidator<Null,Object>

Parameters:

constraintAnnotation - 指定的验证注解对象

isValid

public boolean isValid(Object value)

Description copied from interface: ConstraintValidator

验证指定的值是否有效

Specified by:

isValid in interface ConstraintValidator<Null,Object>

Parameters:

value - 要验证的值

Returns:

验证通过，返回true;否则返回false