com.haulmont.cuba.gui.components.validation

Class NotNullValidator<T>

java.lang.Object

com.haulmont.cuba.gui.components.validation.AbstractValidator<T>

com.haulmont.cuba.gui.components.validation.NotNullValidator<T>

Type Parameters:

T - value type

All Implemented Interfaces:

java.util.function.Consumer<T>

@Component(value="cuba_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 web-spring.xml, for example:

     <bean id="cuba_NotNullValidator" class="com.haulmont.cuba.gui.components.validation.NotNullValidator" scope="prototype"/>
     

Use BeanLocator when creating the validator programmatically.

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	NAME

Fields inherited from class com.haulmont.cuba.gui.components.validation.AbstractValidator

datatypeRegistry, message, messages, userSessionSource

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)
protected void	setMessages(Messages messages)

Methods inherited from class com.haulmont.cuba.gui.components.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

Field Detail

NAME

public static final java.lang.String NAME

See Also:

Constant Field Values

Constructor Detail

NotNullValidator

public NotNullValidator()

NotNullValidator

public NotNullValidator(java.lang.String message)

Constructor for custom error message.

Parameters:

message - error message

Method Detail

setMessages

@Inject
protected void setMessages(Messages messages)

accept

public void accept(T value)
            throws ValidationException

Throws:

ValidationException