Java代写代考

NWEN303 Concurrent Programming 16: Actors and Message Passing 3 Marco Servetto VUW ● ● ● package akkaUtils; import java.io.IOException; import java.util.Map; import java.util.concurrent.CompletableFuture; import akka.actor.ActorSystem; import akka.actor.Terminated; public class OpenAkka{ public static void main(String[]args) throws InterruptedException { ActorSystem s = AkkaConfig.newSystem(“OpenAkka”,2500,Map.of()); String ip=””+s.settings().config().getAnyRef(“akka.remote.netty.tcp.hostname”); System.out.println(“Chosen IP is “+ip); keybordClose(s); } public static void keybordClose(ActorSystem s) throws

NWEN303 Concurrent Programming 12: Common parallel patterns: Locks, readers/writes Marco Servetto VUW Synchronized and locks Synchronized block are *a* solution to the critical section problem. It is provided by the language. There is also the Lock class. The biggest advantage of Lock objects over synchronized blocks is their ability to back out of an attempt

NWEN303 Concurrent Programming 13: Actors and Message Passing Marco Servetto VUW ● ● ● – – – Actors An actor is a Worker that communicate with other workers strictly by message passing. What is a Message? — every approach have its own idea. Most common implementations for messages: event in a state machine (theoretical approach)