Uses of Class java.lang.Number (Java SE 17 & JDK 17)

Packages that use Number

Package

Description

Contains all of the classes for creating user interfaces and for painting graphics and images.

Provides classes that are fundamental to the design of the Java programming language.

Provides classes for performing arbitrary-precision integer arithmetic (BigInteger) and arbitrary-precision decimal arithmetic (BigDecimal).

java.text

Provides classes and interfaces for handling text, dates, numbers, and messages in a manner independent of natural languages.

java.util.concurrent.atomic

A small toolkit of classes that support lock-free thread-safe programming on single variables.

javax.accessibility

Defines a contract between user-interface components and an assistive technology that provides access to those components.

javax.management

Provides the core classes for the Java Management Extensions.

javax.management.monitor

Provides the definition of the monitor classes.

javax.swing

Provides a set of "lightweight" (all-Java language) components that, to the maximum degree possible, work the same on all platforms.

javax.xml.datatype

Defines XML/Java Type Mappings.

Uses of Number in java.awt

Methods in java.awt that return Number

Modifier and Type

Method

Description

Number

Button.AccessibleAWTButton.getCurrentAccessibleValue()

Get the value of this object as a Number.

Number

Checkbox.AccessibleAWTCheckbox.getCurrentAccessibleValue()

Get the value of this object as a Number.

Number

CheckboxMenuItem.AccessibleAWTCheckboxMenuItem.getCurrentAccessibleValue()

Get the value of this object as a Number.

Number

MenuItem.AccessibleAWTMenuItem.getCurrentAccessibleValue()

Get the value of this object as a Number.

Number

Scrollbar.AccessibleAWTScrollBar.getCurrentAccessibleValue()

Get the accessible value of this object.

Number

Button.AccessibleAWTButton.getMaximumAccessibleValue()

Get the maximum value of this object as a Number.

Number

Checkbox.AccessibleAWTCheckbox.getMaximumAccessibleValue()

Get the maximum value of this object as a Number.

Number

CheckboxMenuItem.AccessibleAWTCheckboxMenuItem.getMaximumAccessibleValue()

Get the maximum value of this object as a Number.

Number

MenuItem.AccessibleAWTMenuItem.getMaximumAccessibleValue()

Get the maximum value of this object as a Number.

Number

Scrollbar.AccessibleAWTScrollBar.getMaximumAccessibleValue()

Get the maximum accessible value of this object.

Number

Button.AccessibleAWTButton.getMinimumAccessibleValue()

Get the minimum value of this object as a Number.

Number

Checkbox.AccessibleAWTCheckbox.getMinimumAccessibleValue()

Get the minimum value of this object as a Number.

Number

CheckboxMenuItem.AccessibleAWTCheckboxMenuItem.getMinimumAccessibleValue()

Get the minimum value of this object as a Number.

Number

MenuItem.AccessibleAWTMenuItem.getMinimumAccessibleValue()

Get the minimum value of this object as a Number.

Number

Scrollbar.AccessibleAWTScrollBar.getMinimumAccessibleValue()

Get the minimum accessible value of this object.

Methods in java.awt with parameters of type Number

Modifier and Type

Method

Description

boolean

Button.AccessibleAWTButton.setCurrentAccessibleValue(Number n)

Set the value of this object as a Number.

boolean

Checkbox.AccessibleAWTCheckbox.setCurrentAccessibleValue(Number n)

Set the value of this object as a Number.

boolean

CheckboxMenuItem.AccessibleAWTCheckboxMenuItem.setCurrentAccessibleValue(Number n)

Set the value of this object as a Number.

boolean

MenuItem.AccessibleAWTMenuItem.setCurrentAccessibleValue(Number n)

Set the value of this object as a Number.

boolean

Scrollbar.AccessibleAWTScrollBar.setCurrentAccessibleValue(Number n)

Set the value of this object as a Number.
Uses of Number in java.lang

Subclasses of Number in java.lang

Modifier and Type

Class

Description

final class

Byte

The Byte class wraps a value of primitive type byte in an object.

final class

Double

The Double class wraps a value of the primitive type double in an object.

final class

Float

The Float class wraps a value of primitive type float in an object.

final class

Integer

The Integer class wraps a value of the primitive type int in an object.

final class

Long

The Long class wraps a value of the primitive type long in an object.

final class

Short

The Short class wraps a value of primitive type short in an object.
Uses of Number in java.math

Subclasses of Number in java.math

Modifier and Type

Class

Description

class

BigDecimal

Immutable, arbitrary-precision signed decimal numbers.

class

BigInteger

Immutable arbitrary-precision integers.
Uses of Number in java.text

Methods in java.text that return Number

Modifier and Type

Method

Description

Number

ChoiceFormat.parse(String text, ParsePosition status)

Parses a Number from the input text.

Number

CompactNumberFormat.parse(String text, ParsePosition pos)

Parses a compact number from a string to produce a Number.

Number

DecimalFormat.parse(String text, ParsePosition pos)

Parses text from a string to produce a Number.

Number

NumberFormat.parse(String source)

Parses text from the beginning of the given string to produce a number.

abstract Number

NumberFormat.parse(String source, ParsePosition parsePosition)

Returns a Long if possible (e.g., within the range [Long.MIN_VALUE, Long.MAX_VALUE] and with no decimals), otherwise a Double.
Uses of Number in java.util.concurrent.atomic

Subclasses of Number in java.util.concurrent.atomic

Modifier and Type

Class

Description

class

AtomicInteger

An int value that may be updated atomically.

class

AtomicLong

A long value that may be updated atomically.

class

DoubleAccumulator

One or more variables that together maintain a running double value updated using a supplied function.

class

DoubleAdder

One or more variables that together maintain an initially zero double sum.

class

LongAccumulator

One or more variables that together maintain a running long value updated using a supplied function.

class

LongAdder

One or more variables that together maintain an initially zero long sum.
Uses of Number in javax.accessibility

Methods in javax.accessibility that return Number

Modifier and Type

Method

Description

Number

AccessibleValue.getCurrentAccessibleValue()

Get the value of this object as a Number.

Number

AccessibleValue.getMaximumAccessibleValue()

Get the maximum value of this object as a Number.

Number

AccessibleValue.getMinimumAccessibleValue()

Get the minimum value of this object as a Number.

Methods in javax.accessibility with parameters of type Number

Modifier and Type

Method

Description

boolean

AccessibleValue.setCurrentAccessibleValue(Number n)

Set the value of this object as a Number.
Uses of Number in javax.management

Methods in javax.management with parameters of type Number

Modifier and Type

Method

Description

static ValueExp

Query.value(Number val)

Returns a numeric value expression that can be used in any Query call that expects a ValueExp.
Uses of Number in javax.management.monitor

Methods in javax.management.monitor that return Number

Modifier and Type

Method

Description

Number

CounterMonitor.getDerivedGauge()

Deprecated.
As of JMX 1.2, replaced by CounterMonitor.getDerivedGauge(ObjectName)

Number

CounterMonitor.getDerivedGauge(ObjectName object)

Gets the derived gauge of the specified object, if this object is contained in the set of observed MBeans, or null otherwise.

Number

CounterMonitorMBean.getDerivedGauge()

Deprecated.
As of JMX 1.2, replaced by CounterMonitorMBean.getDerivedGauge(ObjectName)

Number

CounterMonitorMBean.getDerivedGauge(ObjectName object)

Gets the derived gauge for the specified MBean.

Number

GaugeMonitor.getDerivedGauge()

Deprecated.
As of JMX 1.2, replaced by GaugeMonitor.getDerivedGauge(ObjectName)

Number

GaugeMonitor.getDerivedGauge(ObjectName object)

Gets the derived gauge of the specified object, if this object is contained in the set of observed MBeans, or null otherwise.

Number

GaugeMonitorMBean.getDerivedGauge()

Deprecated.
As of JMX 1.2, replaced by GaugeMonitorMBean.getDerivedGauge(ObjectName)

Number

GaugeMonitorMBean.getDerivedGauge(ObjectName object)

Gets the derived gauge for the specified MBean.

Number

GaugeMonitor.getHighThreshold()

Gets the high threshold value common to all observed MBeans.

Number

GaugeMonitorMBean.getHighThreshold()

Gets the high threshold value.

Number

CounterMonitor.getInitThreshold()

Gets the initial threshold value common to all observed objects.

Number

CounterMonitorMBean.getInitThreshold()

Gets the initial threshold value common to all observed objects.

Number

GaugeMonitor.getLowThreshold()

Gets the low threshold value common to all observed MBeans.

Number

GaugeMonitorMBean.getLowThreshold()

Gets the low threshold value.

Number

CounterMonitor.getModulus()

Gets the modulus value common to all observed MBeans.

Number

CounterMonitorMBean.getModulus()

Gets the modulus value.

Number

CounterMonitor.getOffset()

Gets the offset value common to all observed MBeans.

Number

CounterMonitorMBean.getOffset()

Gets the offset value.

Number

CounterMonitor.getThreshold()

Deprecated.
As of JMX 1.2, replaced by CounterMonitor.getThreshold(ObjectName)

Number

CounterMonitor.getThreshold(ObjectName object)

Gets the current threshold value of the specified object, if this object is contained in the set of observed MBeans, or null otherwise.

Number

CounterMonitorMBean.getThreshold()

Deprecated.
As of JMX 1.2, replaced by CounterMonitorMBean.getThreshold(ObjectName)

Number

CounterMonitorMBean.getThreshold(ObjectName object)

Gets the threshold value for the specified MBean.

Methods in javax.management.monitor with parameters of type Number

Modifier and Type

Method

Description

void

CounterMonitor.setInitThreshold(Number value)

Sets the initial threshold value common to all observed objects.

void

CounterMonitorMBean.setInitThreshold(Number value)

Sets the initial threshold value common to all observed MBeans.

void

CounterMonitor.setModulus(Number value)

Sets the modulus value common to all observed MBeans.

void

CounterMonitorMBean.setModulus(Number value)

Sets the modulus value.

void

CounterMonitor.setOffset(Number value)

Sets the offset value common to all observed MBeans.

void

CounterMonitorMBean.setOffset(Number value)

Sets the offset value.

void

CounterMonitor.setThreshold(Number value)

Deprecated.
As of JMX 1.2, replaced by CounterMonitor.setInitThreshold(java.lang.Number)

void

CounterMonitorMBean.setThreshold(Number value)

Deprecated.
As of JMX 1.2, replaced by CounterMonitorMBean.setInitThreshold(java.lang.Number)

void

GaugeMonitor.setThresholds(Number highValue, Number lowValue)

Sets the high and the low threshold values common to all observed MBeans.

void

GaugeMonitorMBean.setThresholds(Number highValue, Number lowValue)

Sets the high and the low threshold values.
Uses of Number in javax.swing

Methods in javax.swing that return Number

Modifier and Type

Method

Description

Number

AbstractButton.AccessibleAbstractButton.getCurrentAccessibleValue()

Get the value of this object as a Number.

Number

JInternalFrame.AccessibleJInternalFrame.getCurrentAccessibleValue()

Get the value of this object as a Number.

Number

JInternalFrame.JDesktopIcon.AccessibleJDesktopIcon.getCurrentAccessibleValue()

Gets the value of this object as a Number.

Number

JProgressBar.AccessibleJProgressBar.getCurrentAccessibleValue()

Gets the accessible value of this object.

Number

JScrollBar.AccessibleJScrollBar.getCurrentAccessibleValue()

Get the accessible value of this object.

Number

JSlider.AccessibleJSlider.getCurrentAccessibleValue()

Get the accessible value of this object.

Number

JSpinner.AccessibleJSpinner.getCurrentAccessibleValue()

Get the value of this object as a Number.

Number

JSplitPane.AccessibleJSplitPane.getCurrentAccessibleValue()

Gets the accessible value of this object.

Number

AbstractButton.AccessibleAbstractButton.getMaximumAccessibleValue()

Get the maximum value of this object as a Number.

Number

JInternalFrame.AccessibleJInternalFrame.getMaximumAccessibleValue()

Get the maximum value of this object as a Number.

Number

JInternalFrame.JDesktopIcon.AccessibleJDesktopIcon.getMaximumAccessibleValue()

Gets the maximum value of this object as a Number.

Number

JProgressBar.AccessibleJProgressBar.getMaximumAccessibleValue()

Gets the maximum accessible value of this object.

Number

JScrollBar.AccessibleJScrollBar.getMaximumAccessibleValue()

Get the maximum accessible value of this object.

Number

JSlider.AccessibleJSlider.getMaximumAccessibleValue()

Get the maximum accessible value of this object.

Number

JSpinner.AccessibleJSpinner.getMaximumAccessibleValue()

Get the maximum value of this object as a Number.

Number

JSplitPane.AccessibleJSplitPane.getMaximumAccessibleValue()

Gets the maximum accessible value of this object.

Number

AbstractButton.AccessibleAbstractButton.getMinimumAccessibleValue()

Get the minimum value of this object as a Number.

Number

JInternalFrame.AccessibleJInternalFrame.getMinimumAccessibleValue()

Get the minimum value of this object as a Number.

Number

JInternalFrame.JDesktopIcon.AccessibleJDesktopIcon.getMinimumAccessibleValue()

Gets the minimum value of this object as a Number.

Number

JProgressBar.AccessibleJProgressBar.getMinimumAccessibleValue()

Gets the minimum accessible value of this object.

Number

JScrollBar.AccessibleJScrollBar.getMinimumAccessibleValue()

Get the minimum accessible value of this object.

Number

JSlider.AccessibleJSlider.getMinimumAccessibleValue()

Get the minimum accessible value of this object.

Number

JSpinner.AccessibleJSpinner.getMinimumAccessibleValue()

Get the minimum value of this object as a Number.

Number

JSplitPane.AccessibleJSplitPane.getMinimumAccessibleValue()

Gets the minimum accessible value of this object.

Number

SpinnerNumberModel.getNumber()

Returns the value of the current element of the sequence.

Number

SpinnerNumberModel.getStepSize()

Returns the size of the value change computed by the getNextValue and getPreviousValue methods.

Methods in javax.swing with parameters of type Number

Modifier and Type

Method

Description

static <M, I> RowFilter<M,I>

RowFilter.numberFilter(RowFilter.ComparisonType type, Number number, int... indices)

Returns a RowFilter that includes entries that have at least one Number value meeting the specified criteria.

boolean

AbstractButton.AccessibleAbstractButton.setCurrentAccessibleValue(Number n)

Set the value of this object as a Number.

boolean

JInternalFrame.AccessibleJInternalFrame.setCurrentAccessibleValue(Number n)

Set the value of this object as a Number.

boolean

JInternalFrame.JDesktopIcon.AccessibleJDesktopIcon.setCurrentAccessibleValue(Number n)

Sets the value of this object as a Number.

boolean

JProgressBar.AccessibleJProgressBar.setCurrentAccessibleValue(Number n)

Sets the value of this object as a Number.

boolean

JScrollBar.AccessibleJScrollBar.setCurrentAccessibleValue(Number n)

Set the value of this object as a Number.

boolean

JSlider.AccessibleJSlider.setCurrentAccessibleValue(Number n)

Set the value of this object as a Number.

boolean

JSpinner.AccessibleJSpinner.setCurrentAccessibleValue(Number n)

Set the value of this object as a Number.

boolean

JSplitPane.AccessibleJSplitPane.setCurrentAccessibleValue(Number n)

Sets the value of this object as a Number.

void

SpinnerNumberModel.setStepSize(Number stepSize)

Changes the size of the value change computed by the getNextValue and getPreviousValue methods.

Constructors in javax.swing with parameters of type Number

Modifier

Constructor

Description

SpinnerNumberModel(Number value, Comparable<?> minimum, Comparable<?> maximum, Number stepSize)

Constructs a SpinnerModel that represents a closed sequence of numbers from minimum to maximum.
Uses of Number in javax.xml.datatype

Methods in javax.xml.datatype that return Number

Modifier and Type

Method

Description

abstract Number

Duration.getField(DatatypeConstants.Field field)

Gets the value of a field.

Uses of Classjava.lang.Number

Uses of Number in java.awt

Uses of Number in java.lang

Uses of Number in java.math

Uses of Number in java.text

Uses of Number in java.util.concurrent.atomic

Uses of Number in javax.accessibility

Uses of Number in javax.management

Uses of Number in javax.management.monitor

Uses of Number in javax.swing

Uses of Number in javax.xml.datatype

Uses of Class
java.lang.Number