org.dellroad.stuff.vaadin7

Class SimpleProperty<T,V>

java.lang.Object

org.dellroad.stuff.vaadin7.ReadOnlyProperty<V>

org.dellroad.stuff.vaadin7.SimpleProperty<T,V>

Type Parameters:

T - the type of the underlying Java object

V - the type of the property

All Implemented Interfaces:

Property<V>, Property.ReadOnlyStatusChangeNotifier, Property.ValueChangeNotifier, Serializable, BackedProperty<T,V>

public class SimpleProperty<T,V>
extends ReadOnlyProperty<V>
implements BackedProperty<T,V>

Simple read-only Property implementation backed by a Java object.

The Property is defined using a PropertyDef along with a PropertyExtractor that is capable of reading the property's value from the underlying Java object.

See Also:

SimpleContainer, SimpleItem, Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface com.vaadin.data.Property

Property.Editor, Property.ReadOnlyException, Property.ReadOnlyStatusChangeEvent, Property.ReadOnlyStatusChangeListener, Property.ReadOnlyStatusChangeNotifier, Property.Transactional<T>, Property.ValueChangeEvent, Property.ValueChangeListener, Property.ValueChangeNotifier, Property.Viewer

Constructor Summary

Constructors

Constructor and Description
SimpleProperty(T object, PropertyDef<V> propertyDef, PropertyExtractor<? super T> propertyExtractor) Constructor.

Method Summary

Modifier and Type	Method and Description
T	getObject() Retrieve the underlying Java object.
Class<V>	getType()
V	getValue()

Methods inherited from class org.dellroad.stuff.vaadin7.ReadOnlyProperty

addListener, addListener, addReadOnlyStatusChangeListener, addValueChangeListener, fireValueChange, firstListenerAdded, isReadOnly, lastListenerRemoved, removeListener, removeListener, removeReadOnlyStatusChangeListener, removeValueChangeListener, setReadOnly, setValue

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.vaadin.data.Property

isReadOnly, setReadOnly, setValue

Constructor Detail

SimpleProperty

public SimpleProperty(T object,
                      PropertyDef<V> propertyDef,
                      PropertyExtractor<? super T> propertyExtractor)

Constructor.

Parameters:

object - underlying Java object

propertyDef - property definition

propertyExtractor - extracts the property value from object

Throws:

IllegalArgumentException - if any parameter is null

Method Detail

getObject

public T getObject()

Description copied from interface: BackedProperty

Retrieve the underlying Java object.

Specified by:

getObject in interface BackedProperty<T,V>

Returns:

underlying Java object, never null

getType

public Class<V> getType()

Specified by:

getType in interface Property<V>

getValue

public V getValue()

Specified by:

getValue in interface Property<V>