Module org.newsclub.net.unix

Package org.newsclub.net.unix

Class NamedInteger

java.lang.Object

org.newsclub.net.unix.NamedInteger

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

AFSYSTEMSocketAddress.SysAddr, AFTIPCErrInfo.ErrorCode, AFTIPCSocketAddress.AddressType, AFTIPCSocketAddress.Scope, AFTIPCSocketOptions.MessageImportance, AFTIPCTopologyEvent.Type

@NonNullByDefault
public class NamedInteger
extends Object
implements Serializable

A "named integer", usually used for constants. See the concrete implementations for usage.

Author:

Christian Kohlschütter

See Also:

• Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	NamedInteger.HasOfValue	Marks a subclass that provides a method "public static T ofValue(int v)" that allows casting an integer to this type via reflection.
protected static interface	NamedInteger.UndefinedValueConstructor<T extends NamedInteger>	Constructor for "undefined" values.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	NamedInteger(int id)	Creates a new NamedInteger instance, without actually naming it.
protected	NamedInteger(String name, int id)	Creates a new NamedInteger instance.

Method Summary

Modifier and Type	Method	Description
final boolean	equals(@Nullable Object obj)
final int	hashCode()
protected static final <T extends NamedInteger> T[]	init(T[] values)	Ensures that the VALUES array is configured correctly.
final String	name()	Returns the name.
protected static final <T extends NamedInteger> T	ofValue(T[] values, NamedInteger.UndefinedValueConstructor<T> constr, int v)	Returns an instance given an integer value.
final String	toString()
final int	value()	Returns the value.

Methods inherited from class java.lang.Object

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

Constructor Details

NamedInteger

protected NamedInteger(int id)

Creates a new NamedInteger instance, without actually naming it. A name of "UNDEFINED" is used.

Parameters:

id - The value.

NamedInteger

protected NamedInteger(String name,
 int id)

Creates a new NamedInteger instance.

Parameters:

name - The name.

id - The value.

Method Details

name

public final String name()

Returns the name.

Returns:

The name.

value

public final int value()

Returns the value.

Returns:

The value.

toString

public final String toString()

Overrides:

toString in class Object

hashCode

public final int hashCode()

Overrides:

hashCode in class Object

equals

public final boolean equals(@Nullable Object obj)

Overrides:

equals in class Object

init

protected static final <T extends NamedInteger> T[] init(T[] values)

Ensures that the VALUES array is configured correctly.

Type Parameters:

T - The instance type.

Parameters:

values - The VALUES array.

Returns:

The verified VALUES array.

ofValue

protected static final <T extends NamedInteger> T ofValue(T[] values,
 NamedInteger.UndefinedValueConstructor<T> constr,
 int v)

Returns an instance given an integer value.

Type Parameters:

T - The instance type.

Parameters:

values - The VALUES array.

constr - The constructor for undefined values.

v - The value.

Returns:

The instance.