使用Akka Streams的TCP库可以轻松地建立TCP连接,从TCP流中消费数据并将其发送到指定的Sinks。
该解决方法包括以下步骤:
import akka.Done
import akka.actor.ActorSystem
import akka.stream.ActorMaterializer
import akka.stream.scaladsl._
import akka.util.ByteString
implicit val system = ActorSystem("my-system")
implicit val materializer = ActorMaterializer()
val connections: Source[Tcp.IncomingConnection, Future[Tcp.ServerBinding]] =
Tcp().bind("localhost", 8080) //绑定到指定的IP地址和端口
// Sink 1
val sink1: Sink[ByteString, Future[Done]] =
Flow[ByteString].map(bs => println(s"Sink 1: $bs")).toMat(Sink.ignore)(Keep.right)
// Sink 2
val sink2: Sink[ByteString, Future[Done]] =
Flow[ByteString].map(bs => println(s"Sink 2: $bs")).toMat(Sink.ignore)(Keep.right)
// 将TCP流连接到Sink 1
val tcpIn1: Sink[Tcp.IncomingConnection, Future[akka.Done]] =
connections.mapAsync(1)(conn => conn.flow.toMat(sink1)(Keep.right).run())
// 将TCP流连接到Sink 2
val tcpIn2: Sink[Tcp.IncomingConnection, Future[akka.Done]] =
connections.mapAsync(1)(conn => conn.flow.toMat(sink2)(Keep.right).run())
// 运行TCP流连接
val doneFut1 = tcpIn1.run()
val doneFut2 = tcpIn2.run()
在这个例子中,我们使用了两个不同的Sinks:Sink1和Sink2。当数据被消费时,它们将打