Module javafx.base

Package javafx.beans.value

Interface ObservableNumberValue

All Superinterfaces:

Observable, ObservableValue<Number>

All Known Subinterfaces:

NumberBinding, NumberExpression, ObservableDoubleValue, ObservableFloatValue, ObservableIntegerValue, ObservableLongValue

All Known Implementing Classes:

DoubleBinding, DoubleExpression, DoubleProperty, DoublePropertyBase, FloatBinding, FloatExpression, FloatProperty, FloatPropertyBase, IntegerBinding, IntegerExpression, IntegerProperty, IntegerPropertyBase, JavaBeanDoubleProperty, JavaBeanFloatProperty, JavaBeanIntegerProperty, JavaBeanLongProperty, LongBinding, LongExpression, LongProperty, LongPropertyBase, NumberExpressionBase, ReadOnlyDoubleProperty, ReadOnlyDoublePropertyBase, ReadOnlyDoubleWrapper, ReadOnlyFloatProperty, ReadOnlyFloatPropertyBase, ReadOnlyFloatWrapper, ReadOnlyIntegerProperty, ReadOnlyIntegerPropertyBase, ReadOnlyIntegerWrapper, ReadOnlyJavaBeanDoubleProperty, ReadOnlyJavaBeanFloatProperty, ReadOnlyJavaBeanIntegerProperty, ReadOnlyJavaBeanLongProperty, ReadOnlyLongProperty, ReadOnlyLongPropertyBase, ReadOnlyLongWrapper, SimpleDoubleProperty, SimpleFloatProperty, SimpleIntegerProperty, SimpleLongProperty, SimpleStyleableDoubleProperty, SimpleStyleableFloatProperty, SimpleStyleableIntegerProperty, SimpleStyleableLongProperty, StyleableDoubleProperty, StyleableFloatProperty, StyleableIntegerProperty, StyleableLongProperty

public interface ObservableNumberValue
extends ObservableValue<Number>

A common interface of all sub-interfaces of ObservableValue that wrap a number.

Since:

JavaFX 2.0

See Also:

• ObservableValue
• ObservableDoubleValue
• ObservableFloatValue
• ObservableIntegerValue
• ObservableLongValue

Method Summary

Modifier and Type	Method	Description
double	doubleValue()	Returns the value of this ObservableNumberValue as a double.
float	floatValue()	Returns the value of this ObservableNumberValue as a float.
int	intValue()	Returns the value of this ObservableNumberValue as an int .
long	longValue()	Returns the value of this ObservableNumberValue as a long .

Methods declared in interface javafx.beans.Observable

addListener, removeListener

Methods declared in interface javafx.beans.value.ObservableValue

addListener, flatMap, getValue, map, orElse, removeListener

Method Details

intValue

int intValue()

Returns the value of this ObservableNumberValue as an int . If the value is not an int, a standard cast is performed.

Returns:

The value of this ObservableNumberValue as an int

longValue

long longValue()

Returns the value of this ObservableNumberValue as a long . If the value is not a long, a standard cast is performed.

Returns:

The value of this ObservableNumberValue as a long

floatValue

float floatValue()

Returns the value of this ObservableNumberValue as a float. If the value is not a float, a standard cast is performed.

Returns:

The value of this ObservableNumberValue as a float

doubleValue

double doubleValue()

Returns the value of this ObservableNumberValue as a double. If the value is not a double, a standard cast is performed.

Returns:

The value of this ObservableNumberValue as a double