Package me.tamkungz.signals

Class SignalKey<T>

java.lang.Object

me.tamkungz.signals.SignalKey<T>

Type Parameters:

T - payload type

public final class SignalKey<T>
extends Object

Identifies one signal channel: a payload type plus a name.

Keys with the same type and name address the same channel; derived keys created by Signal.filter(java.util.function.Predicate<T>) and Signal.map(java.lang.Class<R>, java.util.function.Function<T, R>) are always unique.

Method Summary

Modifier and Type	Method	Description
T	cast(Object value)	Casts a value to this key's payload type.
boolean	equals(Object other)
Class<T>	eventType()
int	hashCode()
String	name()
static <T> SignalKey<T>	named(Class<T> eventType, String name)
static <T> SignalKey<T>	of(Class<T> eventType)
String	toString()

Methods inherited from class java.lang.Object

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

Method Details

of

public static <T> SignalKey<T> of(Class<T> eventType)

named

public static <T> SignalKey<T> named(Class<T> eventType,
 String name)

eventType

public Class<T> eventType()

name

public String name()

cast

public T cast(Object value)

Casts a value to this key's payload type.

Parameters:

value - value to cast, may be null

Returns:

the value as T

Throws:

ClassCastException - if the value is not an instance of the payload type

equals

public boolean equals(Object other)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object