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java.lang.Object akka.actor.ExtensionKey<T>
public abstract class ExtensionKey<T extends Extension>
This is a one-stop-shop if all you want is an extension which is constructed with the ExtendedActorSystem as its only constructor argument:
object MyExt extends ExtensionKey[Ext]
class Ext(system: ExtendedActorSystem) extends Extension {
...
}
Java API:
public class MyExt extends Extension {
public static final ExtensionKey<MyExt> key = new ExtensionKey<MyExt>(MyExt.class);
public MyExt(ExtendedActorSystem system) {
...
}
}
Note: Don't use this class if the extension is written in Scala and consumed in
Eclipse Java projects. JDT has problems resolving correct type for the
get
method.
Constructor Summary | |
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ExtensionKey(java.lang.Class<T> clazz)
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ExtensionKey(scala.reflect.ClassTag<T> m)
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Method Summary | |
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T |
createExtension(ExtendedActorSystem system)
Is used by Akka to instantiate the Extension identified by this ExtensionId, internal use only. |
ExtensionId<T> |
lookup()
Returns the canonical ExtensionId for this Extension |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Methods inherited from interface akka.actor.ExtensionId |
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apply, equals, get, hashCode |
Constructor Detail |
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public ExtensionKey(scala.reflect.ClassTag<T> m)
public ExtensionKey(java.lang.Class<T> clazz)
Method Detail |
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public ExtensionId<T> lookup()
ExtensionIdProvider
lookup
in interface ExtensionIdProvider
public T createExtension(ExtendedActorSystem system)
ExtensionId
createExtension
in interface ExtensionId<T extends Extension>
system
- (undocumented)
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