io.jmix.ui.component.validation

Class NotNullValidator<T>

java.lang.Object

io.jmix.ui.component.validation.AbstractValidator<T>

io.jmix.ui.component.validation.NotNullValidator<T>

Type Parameters:

T - value type

All Implemented Interfaces:

Validator<T>, java.util.function.Consumer<T>

@Component(value="ui_NotNullValidator")
 @Scope(value="prototype")
public class NotNullValidator<T>
extends AbstractValidator<T>

NotNull validator checks that value is not null.

In order to provide your own implementation globally, create a subclass and register it in configuration class, for example:

     @Bean("ui_NotNullValidator")
     @Scope(BeanDefinition.SCOPE_PROTOTYPE)
     @Primary
     protected NotNullValidator notNullValidator() {
          return new CustomNotNullValidator();
     }
 

Field Summary

Fields inherited from class io.jmix.ui.component.validation.AbstractValidator

currentAuthentication, datatypeRegistry, message, messages, substitutor

Constructor Summary

Constructors

Constructor and Description
NotNullValidator()
NotNullValidator(java.lang.String message) Constructor for custom error message.

Method Summary

Modifier and Type	Method and Description
void	accept(T value) Checks a value.
protected void	setMessages(io.jmix.core.Messages messages)

Methods inherited from class io.jmix.ui.component.validation.AbstractValidator

formatValue, getMessage, getTemplateErrorMessage, setMessage

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.function.Consumer

andThen

Constructor Detail

NotNullValidator

public NotNullValidator()

NotNullValidator

public NotNullValidator(java.lang.String message)

Constructor for custom error message.

Parameters:

message - error message

Method Detail

setMessages

@Autowired
protected void setMessages(io.jmix.core.Messages messages)

accept

public void accept(T value)
            throws ValidationException

Description copied from interface: Validator

Checks a value.

Parameters:

value - a value

Throws:

ValidationException