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- Finshed up java api for RPC

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- Made case objects 'java compatible' via getInstance function
- Added RPC examples in java examplesession
This commit is contained in:
momania 2010-10-08 17:40:53 +02:00
parent 65e96e71c5
commit 31e74bfa53
14 changed files with 348 additions and 104 deletions
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89
akka-amqp/src/main/java/se/scalablesolutions/akka/amqp/ExampleSessionJava.java
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@ -1,16 +1,22 @@
package se.scalablesolutions.akka.amqp;
import org.multiverse.api.latches.StandardLatch;
import scala.Option;
import se.scalablesolutions.akka.actor.ActorRef;
import se.scalablesolutions.akka.actor.ActorRegistry;
import se.scalablesolutions.akka.actor.UntypedActor;
import se.scalablesolutions.akka.actor.UntypedActorFactory;
import se.scalablesolutions.akka.amqp.rpc.RPC;
import se.scalablesolutions.akka.remote.protocol.RemoteProtocol;
import se.scalablesolutions.akka.util.Function;
import se.scalablesolutions.akka.util.Procedure;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
@SuppressWarnings({"unchecked"})
public class ExampleSessionJava {
public static void main(String... args) {
@ -30,6 +36,11 @@ public class ExampleSessionJava {
printTopic("EASY PROTOBUF PRODUCER AND CONSUMER");
easyProtobufProducerConsumer();
printTopic("EASY STRING RPC");
easyStringRpc();
printTopic("EASY PROTOBUF RPC");
easyProtobufRpc();
// postStop everything the amqp tree except the main AMQP supervisor
// all connections/consumers/producers will be stopped
@ -57,7 +68,7 @@ public class ExampleSessionJava {
// defaults to amqp://guest:guest@localhost:5672/
ActorRef connection = AMQP.newConnection();
AMQP.ExchangeParameters exchangeParameters = new AMQP.ExchangeParameters("my_direct_exchange", new ExchangeType.Direct());
AMQP.ExchangeParameters exchangeParameters = new AMQP.ExchangeParameters("my_direct_exchange", Direct.getInstance());
ActorRef deliveryHandler = UntypedActor.actorOf(DirectDeliveryHandlerActor.class);
@ -86,7 +97,7 @@ public class ExampleSessionJava {
});
channelCallback.start();
AMQP.ExchangeParameters exchangeParameters = new AMQP.ExchangeParameters("my_callback_exchange", new ExchangeType.Direct());
AMQP.ExchangeParameters exchangeParameters = new AMQP.ExchangeParameters("my_callback_exchange", Direct.getInstance());
AMQP.ChannelParameters channelParameters = new AMQP.ChannelParameters(channelCallback);
ActorRef dummyHandler = UntypedActor.actorOf(DummyActor.class);
@ -133,7 +144,7 @@ public class ExampleSessionJava {
ActorRef connection = AMQP.newConnection();
String exchangeName = "easy.protobuf";
Procedure<RemoteProtocol.AddressProtocol> procedure = new Procedure<RemoteProtocol.AddressProtocol>() {
public void apply(RemoteProtocol.AddressProtocol message) {
System.out.println("### >> Received message: " + message);
@ -146,6 +157,66 @@ public class ExampleSessionJava {
producerClient.send(RemoteProtocol.AddressProtocol.newBuilder().setHostname("akkarocks.com").setPort(1234).build());
}
public void easyStringRpc() {
ActorRef connection = AMQP.newConnection();
String exchangeName = "easy.stringrpc";
// listen by default to:
// exchange = exchangeName
// routingKey = <exchange>.request
// queueName = <routingKey>.in
RPC.newStringRpcServer(connection, exchangeName, new Function<String, String>() {
public String apply(String request) {
System.out.println("### >> Got request: " + request);
return "Response to: '" + request + "'";
}
});
// send by default to:
// exchange = exchangeName
// routingKey = <exchange>.request
RPC.RpcClient<String, String> stringRpcClient = RPC.newStringRpcClient(connection, exchangeName);
Option<String> response = stringRpcClient.call("AMQP Rocks!");
System.out.println("### >> Got response: " + response);
final StandardLatch standardLatch = new StandardLatch();
stringRpcClient.callAsync("AMQP is dead easy", new Procedure<String>() {
public void apply(String request) {
System.out.println("### >> This is handled async: " + request);
standardLatch.open();
}
});
try {
standardLatch.tryAwait(2, TimeUnit.SECONDS);
} catch (InterruptedException ignore) {
}
}
public void easyProtobufRpc() {
ActorRef connection = AMQP.newConnection();
String exchangeName = "easy.protobuf.rpc";
RPC.newProtobufRpcServer(connection, exchangeName, new Function<RemoteProtocol.AddressProtocol, RemoteProtocol.AddressProtocol>() {
public RemoteProtocol.AddressProtocol apply(RemoteProtocol.AddressProtocol request) {
return RemoteProtocol.AddressProtocol.newBuilder().setHostname(request.getHostname()).setPort(request.getPort()).build();
}
}, RemoteProtocol.AddressProtocol.class);
RPC.RpcClient<RemoteProtocol.AddressProtocol, RemoteProtocol.AddressProtocol> protobufRpcClient =
RPC.newProtobufRpcClient(connection, exchangeName, RemoteProtocol.AddressProtocol.class);
scala.Option<RemoteProtocol.AddressProtocol> response =
protobufRpcClient.call(RemoteProtocol.AddressProtocol.newBuilder().setHostname("localhost").setPort(4321).build());
System.out.println("### >> Got response: " + response);
}
}
class DummyActor extends UntypedActor {
@ -163,11 +234,11 @@ class ChannelCallbackActor extends UntypedActor {
}
public void onReceive(Object message) throws Exception {
if (Started.class.isAssignableFrom(message.getClass())) {
if (Started.getInstance().getClass().isAssignableFrom(message.getClass())) {
System.out.println("### >> Channel callback: Started");
channelCountdown.countDown();
} else if (Restarting.class.isAssignableFrom(message.getClass())) {
} else if (Stopped.class.isAssignableFrom(message.getClass())) {
} else if (Restarting.getInstance().getClass().isAssignableFrom(message.getClass())) {
} else if (Stopped.getInstance().getClass().isAssignableFrom(message.getClass())) {
System.out.println("### >> Channel callback: Stopped");
} else throw new IllegalArgumentException("Unknown message: " + message);
}
@ -176,10 +247,10 @@ class ChannelCallbackActor extends UntypedActor {
class ConnectionCallbackActor extends UntypedActor {
public void onReceive(Object message) throws Exception {
if (Connected.class.isAssignableFrom(message.getClass())) {
if (Connected.getInstance().getClass().isAssignableFrom(message.getClass())) {
System.out.println("### >> Connection callback: Connected!");
} else if (Reconnecting.class.isAssignableFrom(message.getClass())) {
} else if (Disconnected.class.isAssignableFrom(message.getClass())) {
} else if (Reconnecting.getInstance().getClass().isAssignableFrom(message.getClass())) {
} else if (Disconnected.getInstance().getClass().isAssignableFrom(message.getClass())) {
System.out.println("### >> Connection callback: Disconnected!");
} else throw new IllegalArgumentException("Unknown message: " + message);
}