HasValue.ValueChangeListener (vaadin-server 8.21.0 API)

Type Parameters:

V - the value type

All Superinterfaces:

java.util.EventListener, java.io.Serializable, SerializableEventListener

Enclosing interface:

HasValue<V>

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
```
@FunctionalInterface
public static interface HasValue.ValueChangeListener<V>
extends SerializableEventListener
```
A listener for value change events.

See Also:

HasValue.ValueChangeEvent, Registration

Field Summary

Fields
Modifier and Type Field Description

static java.lang.reflect.Method VALUE_CHANGE_METHOD
Deprecated.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`valueChange(HasValue.ValueChangeEvent<V> event)`	Invoked when this listener receives a value change event from an event source to which it has been added.

- Field Detail
  - VALUE_CHANGE_METHOD
```
@Deprecated
static final java.lang.reflect.Method VALUE_CHANGE_METHOD
```
    Deprecated.
    
    For internal use only. Might be removed in the future.
- Method Detail
  - valueChange
```
void valueChange(HasValue.ValueChangeEvent<V> event)
```
    Invoked when this listener receives a value change event from an event source to which it has been added.
    
    Parameters:
    
    event - the received event, not null