Top Description Fields Constructors Methods
org.hibernate.validator.internal.constraintvalidators.hv

public Class LengthValidator

extends Object
implements ConstraintValidator<Length, CharSequence>
Class Inheritance
All Implemented Interfaces
jakarta.validation.ConstraintValidator
Imports
java.lang.invoke.MethodHandles, jakarta.validation.ConstraintValidator, .ConstraintValidatorContext, org.hibernate.validator.constraints.Length, org.hibernate.validator.internal.util.logging.Log, .LoggerFactory
Check that the character sequence length is between min and max.
Authors
Emmanuel Bernard, Gavin King

Field Summary

Modifier and TypeField and Description
private static final Log
LOG

private int
max

private int
min

Constructor Summary

AccessConstructor and Description
public
LengthValidator()

Method Summary

Modifier and TypeMethod and Description
public void
initialize(Length
annotation instance for a given constraint declaration
parameters)

Overrides default jakarta.validation.ConstraintValidator.initialize.

Initializes the validator in preparation for isValid(Object, ConstraintValidatorContext) calls.
public boolean
isValid(CharSequence
object to validate
value, ConstraintValidatorContext
context in which the constraint is evaluated
constraintValidatorContext)

Implements jakarta.validation.ConstraintValidator.isValid.

Implements the validation logic.
private void
validateParameters()

Inherited from java.lang.Object:
cloneequalsfinalizegetClasshashCodenotifynotifyAlltoStringwaitwaitwait

Field Detail

LOGback to summary
private static final Log LOG
maxback to summary
private int max
minback to summary
private int min

Constructor Detail

LengthValidatorback to summary
public LengthValidator()

Method Detail

initializeback to summary
public void initialize(Length parameters)

Overrides default jakarta.validation.ConstraintValidator.initialize.

Doc from jakarta.validation.ConstraintValidator.initialize.

Initializes the validator in preparation for isValid(Object, ConstraintValidatorContext) calls. The constraint annotation for a given constraint declaration is passed.

This method is guaranteed to be called before any use of this instance for validation.

The default implementation is a no-op.

Parameters
parameters:Length

annotation instance for a given constraint declaration

Annotations
@Override
isValidback to summary
public boolean isValid(CharSequence value, ConstraintValidatorContext constraintValidatorContext)

Implements jakarta.validation.ConstraintValidator.isValid.

Doc from jakarta.validation.ConstraintValidator.isValid.

Implements the validation logic. The state of value must not be altered.

This method can be accessed concurrently, thread-safety must be ensured by the implementation.

Parameters
value:CharSequence

object to validate

constraintValidatorContext:ConstraintValidatorContext

context in which the constraint is evaluated

Returns:boolean

false if value does not pass the constraint

Annotations
@Override
validateParametersback to summary
private void validateParameters()