org.openstreetmap.josm.data.preferences
Class AbstractProperty<T>

java.lang.Object
  org.openstreetmap.josm.data.preferences.AbstractProperty<T>

Type Parameters:

T - The type of object accessed by this property

Direct Known Subclasses:

BooleanProperty, CachedProperty, CollectionProperty, ColorProperty, IntegerProperty, StringProperty

public abstract class AbstractProperty<T>
extends java.lang.Object

Captures the common functionality of preference properties

Field Summary

protected T	defaultValue
protected java.lang.String	key

Constructor Summary

AbstractProperty(java.lang.String key, T defaultValue)
Constructs a new AbstractProperty.

Method Summary

abstract T	get() Replies the value of this property.
T	getDefaultValue() Replies the default value of this property.
java.lang.String	getKey() Replies the property key.
boolean	isSet() Determines if this property is currently set in JOSM preferences.
abstract boolean	put(T value) Sets this property to the specified value.
void	remove() Removes this property from JOSM preferences (i.e replace it by its default value).

Methods inherited from class java.lang.Object

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

Field Detail

key

protected final java.lang.String key

defaultValue

protected final T defaultValue

Constructor Detail

AbstractProperty

public AbstractProperty(java.lang.String key,
                        T defaultValue)

Constructs a new AbstractProperty.

Parameters:

key - The property key

defaultValue - The default value

Since:

5464

Method Detail

getKey

public java.lang.String getKey()

Replies the property key.

Returns:

The property key

isSet

public boolean isSet()

Determines if this property is currently set in JOSM preferences.

Returns:

true if Main.pref contains this property.

getDefaultValue

public T getDefaultValue()

Replies the default value of this property.

Returns:

The default value of this property

remove

public void remove()

Removes this property from JOSM preferences (i.e replace it by its default value).

get

public abstract T get()

Replies the value of this property.

Returns:

the value of this property

Since:

5464

put

public abstract boolean put(T value)

Sets this property to the specified value.

Parameters:

value - The new value of this property

Returns:

true if something has changed (i.e. value is different than before)

Since:

5464