org.tools4j.nobark.queue

Class Factories

java.lang.Object

org.tools4j.nobark.queue.Factories

final class Factories
extends java.lang.Object

Helper class dealing with unsafe casts necessary for factories of objects whose generic types are not known to the factory provider.

Method Summary

Modifier and Type	Method and Description
(package private) static <K,V> java.util.Map<K,V>	createMap(java.util.function.Supplier<? extends java.util.Map<java.lang.Object,java.lang.Object>> factory) Encapsulates the unsafe cast necessary when creating a map with a factory that is unaware of the key/value types of the map.
(package private) static <V> java.util.Queue<V>	createQueue(java.util.function.Supplier<? extends java.util.Queue<java.lang.Object>> factory) Encapsulates the unsafe cast necessary when creating a queue with a factory that is unaware of the value type of the queue.

Methods inherited from class java.lang.Object

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

Method Detail

createQueue

static <V> java.util.Queue<V> createQueue(java.util.function.Supplier<? extends java.util.Queue<java.lang.Object>> factory)

Encapsulates the unsafe cast necessary when creating a queue with a factory that is unaware of the value type of the queue.

Type Parameters:

V - the queue value type

Parameters:

factory - the queue factory

Returns:

a typed queue

createMap

static <K,V> java.util.Map<K,V> createMap(java.util.function.Supplier<? extends java.util.Map<java.lang.Object,java.lang.Object>> factory)

Encapsulates the unsafe cast necessary when creating a map with a factory that is unaware of the key/value types of the map.

Type Parameters:

K - the map key type

V - the map value type

Parameters:

factory - the map factory

Returns:

a typed map