de.caff.util.settings

Class SimpleNullableProperty<T>

java.lang.Object

de.caff.util.settings.AbstractBasicChangeableItem

de.caff.util.settings.SimpleNullableProperty<T>

All Implemented Interfaces:

ChangeableItem, Property<T>, java.io.Serializable

Direct Known Subclasses:

SimpleStringPreferenceProperty

public class SimpleNullableProperty<T>
extends AbstractBasicChangeableItem
implements Property<T>

A simple property which cannot be null.

You can define a specific matcher which allows to define when a value will be changed in the setValue(Object) method. The default is to use the Object.equals(Object) method.

Since:

November 27, 2016

Author:

Rammi

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
SimpleNullableProperty(java.lang.String basicName) Constructor.
SimpleNullableProperty(java.lang.String basicName, T value) Constructor.
SimpleNullableProperty(java.lang.String basicName, T value, UniformMatcher<? super T> matcher) Constructor.
SimpleNullableProperty(java.lang.String basicName, UniformMatcher<? super T> matcher) Constructor.

Method Summary

Modifier and Type	Method and Description
T	getValue() Get the value of the property.
void	setValue(T value) Set the value.

Methods inherited from class de.caff.util.settings.AbstractBasicChangeableItem

addValueChangeListener, addValueChangeListenerWeakly, firePropertyChange, fireValueChange, fireValueChange, fireValueChange, getBasicName, getPropertyName, removeValueChangeListener, removeValueChangeListenerWeakly

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.caff.util.settings.ChangeableItem

addValueChangeListener, addValueChangeListenerWeakly, removeValueChangeListener, removeValueChangeListenerWeakly

Constructor Detail

SimpleNullableProperty

public SimpleNullableProperty(@NotNull
                              java.lang.String basicName)

Constructor. This will use a matcher using the Object.equals(Object) method and an initial value of null.

Parameters:

basicName - property name

SimpleNullableProperty

public SimpleNullableProperty(@NotNull
                              java.lang.String basicName,
                              @Nullable
                              T value)

Constructor. This will use an matcher using the Object.equals(Object) method.

Parameters:

basicName - property name

value - initial value

SimpleNullableProperty

public SimpleNullableProperty(@NotNull
                              java.lang.String basicName,
                              @NotNull
                              UniformMatcher<? super T> matcher)

Constructor. This will use an initial value of null.

Parameters:

basicName - property name

matcher - matcher which defines whether a newly set value differs from the current value

SimpleNullableProperty

public SimpleNullableProperty(@NotNull
                              java.lang.String basicName,
                              @Nullable
                              T value,
                              @NotNull
                              UniformMatcher<? super T> matcher)

Constructor.

Parameters:

basicName - property name

value - initial value

matcher - matcher which defines whether a newly set value differs from the current value

Method Detail

getValue

@Nullable
public T getValue()

Get the value of the property.

Specified by:

getValue in interface Property<T>

Returns:

property value

setValue

public void setValue(@Nullable
                     T value)

Set the value.

Specified by:

setValue in interface Property<T>

Parameters:

value - new value