nova.core.util.registry

Class Registry<T extends Identifiable>

java.lang.Object

nova.core.util.registry.Registry<T>

Type Parameters:

T - The object type

All Implemented Interfaces:

java.lang.Iterable<T>

public class Registry<T extends Identifiable>
extends java.lang.Object
implements java.lang.Iterable<T>

A registry of one type of identifiable object.

Constructor Summary

Constructors

Constructor and Description
Registry()

Method Summary

Modifier and Type	Method and Description
boolean	contains(java.lang.String ID) Tests whether a given ID is in the Registry.
java.util.Optional<T>	get(java.lang.String ID) Gets the object with the given id from the registry.
java.util.Optional<java.lang.String>	getName(T object) Gets the name of a given object if contained in registry.
java.util.Iterator<T>	iterator()
T	register(T object) Registers an identifiable object in the registry.
java.util.Spliterator<T>	spliterator()
java.util.stream.Stream<T>	stream()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach

Constructor Detail

Registry

public Registry()

Method Detail

register

public T register(T object)

Registers an identifiable object in the registry.

Parameters:

object - the object to register.

Returns:

Given object

contains

public boolean contains(java.lang.String ID)

Tests whether a given ID is in the Registry.

Parameters:

ID - the id to find.

Returns:

true if the registry contains the object with the given ID.

get

public java.util.Optional<T> get(java.lang.String ID)

Gets the object with the given id from the registry.

Parameters:

ID - the id to find.

Returns:

the object found or empty Optional if not found.

getName

public java.util.Optional<java.lang.String> getName(T object)

Gets the name of a given object if contained in registry.

Parameters:

object - the object to find.

Returns:

the name of the object or empty Optional if not found.

iterator

public java.util.Iterator<T> iterator()

Specified by:

iterator in interface java.lang.Iterable<T extends Identifiable>

Returns:

an iterator on values of the registry.

spliterator

public java.util.Spliterator<T> spliterator()

Specified by:

spliterator in interface java.lang.Iterable<T extends Identifiable>

stream

public java.util.stream.Stream<T> stream()