com.sun.javafx.property

Class PropertyReference<T>

java.lang.Object

com.sun.javafx.property.PropertyReference<T>

public final class PropertyReference<T>
extends Object

A handle to a specific property defined on some Bean.

Constructor Summary

Constructors

Constructor and Description
PropertyReference(Class<?> clazz, String name) Creates a new PropertyReference for a property of a bean.

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object obj)
T	get(Object bean) Get the value of the property.
Class<?>	getContainingClass() Returns the class of the Bean that contains the property.
String	getName() Returns the name of the property.
ReadOnlyProperty<T>	getProperty(Object bean) Get the ObservableValue implementation of the property.
Class<?>	getType() Returns the type of the property.
int	hashCode()
boolean	hasProperty() Can be used to determine if a property provides an implementation of ObservableValue.
boolean	isReadable() Can be used to determine if a property can be get.
boolean	isWritable() Can be used to determine if a property can be set.
void	set(Object bean, T value) Set the property to a new value.
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

PropertyReference

public PropertyReference(Class<?> clazz,
                         String name)

Creates a new PropertyReference for a property of a bean.

Parameters:

clazz - The class of the Bean that contains the property

name - The name of the property

Throws:

NullPointerException - if clazz or name are null

IllegalArgumentException - if name is an empty String

Method Detail

isWritable

public boolean isWritable()

Can be used to determine if a property can be set.

Returns:

true, if the property can be set, false otherwise

isReadable

public boolean isReadable()

Can be used to determine if a property can be get.

Returns:

true, if the property can be get, false otherwise

hasProperty

public boolean hasProperty()

Can be used to determine if a property provides an implementation of ObservableValue.

Returns:

getName

public String getName()

Returns the name of the property.

Returns:

name of the propery

getContainingClass

public Class<?> getContainingClass()

Returns the class of the Bean that contains the property.

Returns:

the class of the Bean

getType

public Class<?> getType()

Returns the type of the property. This type is only evaluated correctly if a getter or a setter was found.

Returns:

the type of the property

set

public void set(Object bean,
                T value)

Set the property to a new value.

Parameters:

bean - The Bean instance for which the property should be set

value - The new value

Throws:

IllegalStateException - if the property is not writable

get

public T get(Object bean)

Get the value of the property.

Parameters:

bean - The Bean instance for which the property should be read

Returns:

The value of the property

Throws:

IllegalStateException - if the property is not readable

getProperty

public ReadOnlyProperty<T> getProperty(Object bean)

Get the ObservableValue implementation of the property.

Parameters:

bean - The Bean instance for which the property should be read

Returns:

The ObservableValue of the property

Throws:

IllegalStateException - if the property does not provide an implementation

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object