jnr.constants

Class ConstantSet

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractSet<Constant>

jnr.constants.ConstantSet

All Implemented Interfaces:

Iterable<Constant>, Collection<Constant>, Set<Constant>

public class ConstantSet
extends AbstractSet<Constant>

Provides forward and reverse lookup for platform constants

Method Summary

Modifier and Type	Method and Description
boolean	contains(Object o)
Constant	getConstant(long value) Gets the constant for a value.
Constant	getConstant(String name) Gets the constant for a name.
static ConstantSet	getConstantSet(String name) Gets a ConstantSet
String	getName(int value) Gets the name of a platform constant value.
long	getValue(String name) Gets the integer value of a platform constant.
Iterator<Constant>	iterator()
static void	main(String[] args)
long	maxValue() Returns the maximum value in this ConstantSet
long	minValue() Returns the minimum value in this ConstantSet
int	size()

Methods inherited from class java.util.AbstractSet

equals, hashCode, removeAll

Methods inherited from class java.util.AbstractCollection

add, addAll, clear, containsAll, isEmpty, remove, retainAll, toArray, toArray, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Set

add, addAll, clear, containsAll, isEmpty, remove, retainAll, spliterator, toArray, toArray

Methods inherited from interface java.util.Collection

parallelStream, removeIf, stream

Methods inherited from interface java.lang.Iterable

forEach

Method Detail

getConstantSet

public static ConstantSet getConstantSet(String name)

Gets a ConstantSet

Parameters:

name - The name of the constant set to get.

Returns:

A ConstantSet.

getConstant

public final Constant getConstant(String name)

Gets the constant for a name.

Parameters:

name - The name of the system constant (e.g. "EINVAL").

Returns:

A Constant instance.

getConstant

public Constant getConstant(long value)

Gets the constant for a value.

Parameters:

value - A system constant value.

Returns:

A Constant instance.

getValue

public long getValue(String name)

Gets the integer value of a platform constant.

Parameters:

name - The name of the platform constant to look up (e.g. "EINVAL").

Returns:

The integer value of the constant.

getName

public String getName(int value)

Gets the name of a platform constant value.

Parameters:

value - The integer value to look up.

Returns:

The name of the constant.

minValue

public long minValue()

Returns the minimum value in this ConstantSet

Returns:

a long value

maxValue

public long maxValue()

Returns the maximum value in this ConstantSet

Returns:

a long value

iterator

public Iterator<Constant> iterator()

Specified by:

iterator in interface Iterable<Constant>

Specified by:

iterator in interface Collection<Constant>

Specified by:

iterator in interface Set<Constant>

Specified by:

iterator in class AbstractCollection<Constant>

size

public int size()

Specified by:

size in interface Collection<Constant>

Specified by:

size in interface Set<Constant>

Specified by:

size in class AbstractCollection<Constant>

contains

public boolean contains(Object o)

Specified by:

contains in interface Collection<Constant>

Specified by:

contains in interface Set<Constant>

Overrides:

contains in class AbstractCollection<Constant>

main

public static void main(String[] args)