Class BooleanStringValidator

java.lang.Object

jp.ecuacion.lib.validation.constraints.BooleanStringValidator

All Implemented Interfaces:

jakarta.validation.ConstraintValidator<BooleanString, String>

public class BooleanStringValidator
extends Object
implements jakarta.validation.ConstraintValidator<BooleanString, String>

Provides the validation logic for BooleanString.

Constructor Summary

Constructors

Constructor	Description
BooleanStringValidator()	Constructs a new instance.

Method Summary

Modifier and Type	Method	Description
void	initialize(BooleanString constraintAnnotation)	Initializes an instance.
boolean	isValid(String value, jakarta.validation.ConstraintValidatorContext context)	Checks if a string is convertible to Boolean.

Methods inherited from class Object

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

Constructor Details

BooleanStringValidator

public BooleanStringValidator()

Constructs a new instance.

Method Details

initialize

public void initialize(BooleanString constraintAnnotation)

Initializes an instance.

Specified by:

initialize in interface jakarta.validation.ConstraintValidator<BooleanString, String>

isValid

public boolean isValid(String value,
 jakarta.validation.ConstraintValidatorContext context)

Checks if a string is convertible to Boolean.

Valid strings are as follows.
(case-insensitive, the specification follows to "apache-commons-lang:BooleanUtils.toBoolean(String)", but "○" and "×" are added.))

• treated as true : true, t, on, yes, y, ○
• treated as false: false, f, off, no, n, ×

null is valid following to the specification of Jakarta EE.
empty ("") is invalid.

Specified by:

isValid in interface jakarta.validation.ConstraintValidator<BooleanString, String>