/**
* @param args
* @throws TimeoutException
*/
public static void main(String[] args) throws TimeoutException {
final ActorSystem system = ActorSystem.create("helloakka");
final ActorRef greeter = system.actorOf(Props.create(Greeter.class), "greeter");
final Inbox inbox = Inbox.create(system);
greeter.tell(new WhoToGreet("akka"), ActorRef.noSender());
ActorPath greeterPath = greeter.path();
ActorPath greeterPath2 = null;
System.out.println(greeterPath.root());
inbox.send(greeter, new Greet());
Greeting greeting1 = (Greeting) inbox.receive(Duration.create(5, TimeUnit.SECONDS));
System.out.println("Greeting: " + greeting1.message);
greeter.tell(new WhoToGreet("typesafe"), ActorRef.noSender());
inbox.send(greeter, new Greet());
Greeting greeting2 = (Greeting) inbox.receive(Duration.create(5, TimeUnit.SECONDS));
System.out.println("Greeting: " + greeting2.message);
ActorRef greetPrinter = system.actorOf(Props.create(GreetPrimer.class));
// greetPrinter.tell(new WhoToGreet("akkau"), ActorRef.noSender());
// system.scheduler().schedule(Duration.Zero(),Duration.create(1, TimeUnit.SECONDS),greeter,new
// Greet(),system.dispatcher(),greetPrinter);
system.actorSelection(greeterPath2).tell(new WhoToGreet("typo"), greeter);
inbox.send(greeter, new Greet());
greeting1 = (Greeting) inbox.receive(Duration.create(5, TimeUnit.SECONDS));
System.out.println("Greeting: " + greeting1.message);
}
private void closeActor() {
if (slaveActorRef != null) {
slaveActorRef.tell(new UnregisterSlaveMountPoint(), ActorRef.noSender());
slaveActorRef.tell(PoisonPill.getInstance(), ActorRef.noSender());
slaveActorRef = null;
}
}
@Override
protected synchronized void removeRegistration() {
if (listenerRegistrationActor != null) {
listenerRegistrationActor.tell(
CloseDataTreeChangeListenerRegistration.getInstance(), ActorRef.noSender());
listenerRegistrationActor = null;
}
dataChangeListenerActor.tell(PoisonPill.getInstance(), ActorRef.noSender());
}
public void onReceive(Object message) throws Exception {
System.out.println("----------------------------------------------------------");
if (getSender().equals(getContext().parent())) {
System.out.println("-A-" + getSender()); // == getContext().parent()
System.out.println("-A-" + getSelf());
System.out.println("-A-" + getContext().self());
System.out.println("-A-" + getContext().parent());
if (message instanceof JsonNode) {
System.out.println("-A-" + "GO!");
JsonNode event = (JsonNode) message;
models.ChatRoom.defaultRoom.tell(
new Talk(username, event.get("text").asText()), getSender());
} else {
unhandled(message);
}
} else {
System.out.println("-B-" + getSender());
System.out.println("-B-" + getSelf());
System.out.println("-B-" + getContext().self());
System.out.println("-B-" + getContext().parent());
if (message instanceof ObjectNode) {
System.out.println("-B-" + "GO!");
// JsonNode event = (JsonNode)message;
out.tell(message, ActorRef.noSender());
} else {
unhandled(message);
}
}
}
@Test
public void mustBeAbleToUseVoidTypeInForeach() {
final JavaTestKit probe = new JavaTestKit(system);
final java.lang.Iterable<String> input = Arrays.asList("a", "b", "c");
Source<String, NotUsed> ints = Source.from(input);
final CompletionStage<Done> completion =
ints.runForeach(elem -> probe.getRef().tell(elem, ActorRef.noSender()), materializer);
completion.thenAccept(elem -> probe.getRef().tell(String.valueOf(elem), ActorRef.noSender()));
probe.expectMsgEquals("a");
probe.expectMsgEquals("b");
probe.expectMsgEquals("c");
probe.expectMsgEquals("Done");
}
@Override
protected void onRecoveryComplete() {
restoreFromSnapshot = null;
// notify shard manager
getContext().parent().tell(new ActorInitialized(), getSelf());
// Being paranoid here - this method should only be called once but just in case...
if (txCommitTimeoutCheckSchedule == null) {
// Schedule a message to be periodically sent to check if the current in-progress
// transaction should be expired and aborted.
FiniteDuration period = Duration.create(transactionCommitTimeout / 3, TimeUnit.MILLISECONDS);
txCommitTimeoutCheckSchedule =
getContext()
.system()
.scheduler()
.schedule(
period,
period,
getSelf(),
TX_COMMIT_TIMEOUT_CHECK_MESSAGE,
getContext().dispatcher(),
ActorRef.noSender());
}
}
@Test
public void mustBeAbleToRecover() throws Exception {
final ManualProbe<Integer> publisherProbe = TestPublisher.manualProbe(true, system);
final JavaTestKit probe = new JavaTestKit(system);
final Source<Integer, NotUsed> source =
Source.fromPublisher(publisherProbe)
.map(
elem -> {
if (elem == 1) throw new RuntimeException("ex");
else return elem;
})
.recover(new PFBuilder<Throwable, Integer>().matchAny(ex -> 0).build());
final CompletionStage<Done> future =
source.runWith(
Sink.foreach(elem -> probe.getRef().tell(elem, ActorRef.noSender())), materializer);
final PublisherProbeSubscription<Integer> s = publisherProbe.expectSubscription();
s.sendNext(0);
probe.expectMsgEquals(0);
s.sendNext(1);
probe.expectMsgEquals(0);
future.toCompletableFuture().get(200, TimeUnit.MILLISECONDS);
}
protected void createGuest(int count, Drink drink, int maxDrinkCount) {
IntStream.range(0, count)
.forEach(
c -> {
bar.tell(new CocktailBar.CreateGuest(drink, maxDrinkCount), ActorRef.noSender());
});
}
/**
* ERP推送订单
*
* @return shopOrderNo 订单编号
* @throws ApiException
*/
public Result shopOrderPush() throws ApiException, ParseException {
JsonNode json = request().body().asJson();
// List<String> shopOrderCodeList = new ArrayList<>();
for (int i = 0; i < json.size(); i++) {
Long orderId = (json.get(i)).asLong();
// 推送之前先查询,先从ERP查询该订单若已存在则不推送
// String shopOrderNo = "";
List<Object> salesOrderList = shopOrderMiddle.salesOrderQuery(orderId.toString());
if ((null == salesOrderList) || salesOrderList.size() == 0) {
// 调用推送订单Actor
system.actorSelection(SysParCom.ERP_ORDER_PUSH).tell(orderId, ActorRef.noSender());
// shopOrderNo = shopOrderMiddle.shopOrderPush(orderId);
// Logger.error("推送结果:"+shopOrderNo);
// shopOrderCodeList.add(shopOrderNo);
// //推送成功的订单再创建schedule
// if (Json.parse(shopOrderNo).has("ShopOrderNo")) {
// shopOrderNo =
// Json.parse(shopOrderNo).findValue("ShopOrderNo").asText();
// Logger.error("订单"+shopOrderNo+":push to ERP");
// //启动scheduler从erp查询订单,海关审核通过,更新物流信息
// scheduler.schedule(Duration.create(SysParCom.ORDER_QUERY_DELAY,
// TimeUnit.MILLISECONDS),Duration.create(SysParCom.ORDER_QUERY_INTERVAL,
// TimeUnit.MILLISECONDS),salesOrderQueryActor,orderId);
// }
}
}
// return ok(shopOrderCodeList.toString());
return ok();
}
private void sendInitialElectionTimeoutToFollowerMember2() {
testLog.info("sendInitialElectionTimeoutToFollowerMember2 starting");
// Send ElectionTimeout to member 2 to simulate missing heartbeat from the Leader. member 2
// should switch to Candidate and send out RequestVote messages. Set member 1 and 3 actors
// to capture RequestVote but not to forward to the behavior just yet as we want to
// control the order of RequestVote messages to member 1 and 3.
member1Actor.dropMessagesToBehavior(RequestVote.class);
member2Actor.expectBehaviorStateChange();
member3Actor.dropMessagesToBehavior(RequestVote.class);
member2ActorRef.tell(new ElectionTimeout(), ActorRef.noSender());
member1Actor.waitForExpectedMessages(RequestVote.class);
member3Actor.waitForExpectedMessages(RequestVote.class);
member2Actor.waitForBehaviorStateChange();
verifyBehaviorState("member 2", member2Actor, RaftState.Candidate);
assertEquals("member 1 election term", 1, member1Context.getTermInformation().getCurrentTerm());
assertEquals("member 2 election term", 2, member2Context.getTermInformation().getCurrentTerm());
assertEquals("member 3 election term", 1, member3Context.getTermInformation().getCurrentTerm());
testLog.info("sendInitialElectionTimeoutToFollowerMember2 ending");
}
@Test
public void useLoggingActorWithMDC() {
ActorSystem system = ActorSystem.create("MyDiagnosticSystem");
ActorRef mdcActor = system.actorOf(Props.create(MdcActor.class, this));
mdcActor.tell("some request", ActorRef.noSender());
JavaTestKit.shutdownActorSystem(system);
}
@Test
public void useLoggingActor() {
ActorSystem system = ActorSystem.create("MySystem");
ActorRef myActor = system.actorOf(Props.create(MyActor.class, this));
myActor.tell("test", ActorRef.noSender());
JavaTestKit.shutdownActorSystem(system);
}
@Test
public void test() throws InterruptedException {
final ActorSystem system = ActorSystem.create("helloakka");
final ActorRef akkaBot = system.actorOf(Props.create(AkkaBotMaster.class), "master");
System.out.println("JavaBotMain Actor System was created");
akkaBot.tell(3, ActorRef.noSender());
Thread.sleep(100);
}
@Test
public void mustBeAbleToUseActorRefSource() throws Exception {
final JavaTestKit probe = new JavaTestKit(system);
final Source<Integer, ActorRef> actorRefSource = Source.actorRef(10, OverflowStrategy.fail());
final ActorRef ref =
actorRefSource
.to(
Sink.foreach(
new Procedure<Integer>() {
public void apply(Integer elem) {
probe.getRef().tell(elem, ActorRef.noSender());
}
}))
.run(materializer);
ref.tell(1, ActorRef.noSender());
probe.expectMsgEquals(1);
ref.tell(2, ActorRef.noSender());
probe.expectMsgEquals(2);
}
/**
* 订单申报 Added By Sunny Wu 2016.09.18
*
* @return
*/
public Result shopOrderDeclara() {
JsonNode json = request().body().asJson();
for (int i = 0; i < json.size(); i++) {
Long orderId = (json.get(i)).asLong();
// 调用订单申报Actor
Logger.error(orderId + "订单申报。。。。");
system.actorSelection(SysParCom.ORDER_DECLARA).tell(orderId, ActorRef.noSender());
}
return ok();
}
@Override
public void run(String... args) throws Exception {
logger.info("Actor System Started");
ActorRef printerSupervisor =
actorSystem.actorOf(
SpringExtension.SpringExtProvider.get(actorSystem).props("printerSupervisorActor"),
"printer");
printerSupervisor.tell("start", ActorRef.noSender());
}
@Test
public void mustBeAbleToUseMapFuture() throws Exception {
final JavaTestKit probe = new JavaTestKit(system);
final Iterable<String> input = Arrays.asList("a", "b", "c");
Source.from(input)
.mapAsync(4, elem -> CompletableFuture.completedFuture(elem.toUpperCase()))
.runForeach(elem -> probe.getRef().tell(elem, ActorRef.noSender()), materializer);
probe.expectMsgEquals("A");
probe.expectMsgEquals("B");
probe.expectMsgEquals("C");
}
/** https://github.com/akka/akka/tree/master/akka-samples/akka-sample-fsm-java-lambda */
public static void main(String[] args) {
ActorSystem system = ActorSystem.create("example");
ActorRef chopstick1 = system.actorOf(Chopstick.props(), "Chopstick1");
ActorRef chopstick2 = system.actorOf(Chopstick.props(), "Chopstick2");
ActorRef chopstick3 = system.actorOf(Chopstick.props(), "Chopstick3");
ActorRef chopstick4 = system.actorOf(Chopstick.props(), "Chopstick4");
ActorRef chopstick5 = system.actorOf(Chopstick.props(), "Chopstick5");
ActorRef hakker1 = system.actorOf(Hakker.props(chopstick1, chopstick2), "Hakker1");
ActorRef hakker2 = system.actorOf(Hakker.props(chopstick2, chopstick3), "Hakker2");
ActorRef hakker3 = system.actorOf(Hakker.props(chopstick3, chopstick4), "Hakker3");
ActorRef hakker4 = system.actorOf(Hakker.props(chopstick4, chopstick5), "Hakker4");
ActorRef hakker5 = system.actorOf(Hakker.props(chopstick5, chopstick1), "Hakker5");
hakker1.tell(Protocol.Think, ActorRef.noSender());
hakker2.tell(Protocol.Think, ActorRef.noSender());
hakker3.tell(Protocol.Think, ActorRef.noSender());
hakker4.tell(Protocol.Think, ActorRef.noSender());
hakker5.tell(Protocol.Think, ActorRef.noSender());
}
@Override
public Cancellable runOnce(long initialDelay, String actorName, Object message) {
ActorRef actor = getActor(actorName);
if (actor == null) {
return null;
}
FiniteDuration initial = new FiniteDuration(initialDelay, TimeUnit.MILLISECONDS);
Scheduler scheduler = actorSystem.scheduler();
return scheduler.scheduleOnce(
initial, actor, message, actorSystem.dispatcher(), ActorRef.noSender());
}
public void messageReceived(IoSession session, Object message) {
Player player = (Player) session.getAttachment();
if (session.isClosing() || player.destroyed()) {
return;
}
RSCPacket p = (RSCPacket) message;
if (p.getID() == 55) player.addInterval();
Instance.loggingService().tell(p, ActorRef.noSender());
packets.add(p);
}
@Test
public void mustBeAbleToUseOnCompleteError() {
final JavaTestKit probe = new JavaTestKit(system);
final Iterable<String> input = Arrays.asList("A", "B", "C");
Source.from(input)
.<String>map(
in -> {
throw new RuntimeException("simulated err");
})
.runWith(Sink.<String>head(), materializer)
.whenComplete(
(s, ex) -> {
if (ex == null) {
probe.getRef().tell("done", ActorRef.noSender());
} else {
probe.getRef().tell(ex.getMessage(), ActorRef.noSender());
}
});
probe.expectMsgEquals("simulated err");
}
public static void main(String[] args) {
ActorSystem system = ActorSystem.create("MySystem");
long now = System.currentTimeMillis();
// ActorRef smsA = system.actorOf(Props.create(SmsActor.class), "sms_" + "" + "");
for (int i = 0; i < 1000; i++) {
ActorRef smsA = system.actorOf(Props.create(SmsActor.class), "sms_" + i + "");
Sms sms = new Sms();
sms.content = "hello wj + " + i;
sms.sender = "wj +" + i;
sms.receiver = "jj +" + i;
smsA.tell(sms, ActorRef.noSender());
}
Util.report(System.currentTimeMillis() - now);
}
void initializeLeaderBehavior(MemberActor actor, RaftActorContext context, int numActiveFollowers)
throws Exception {
// Leader sends immediate heartbeats - we don't care about it so ignore it.
actor.expectMessageClass(AppendEntriesReply.class, numActiveFollowers);
@SuppressWarnings("resource")
Leader leader = new Leader(context);
actor.waitForExpectedMessages(AppendEntriesReply.class);
// Delay assignment here so the AppendEntriesReply isn't forwarded to the behavior.
actor.behavior = leader;
actor.forwardCapturedMessagesToBehavior(AppendEntriesReply.class, ActorRef.noSender());
actor.clear();
}
public static void main(String... args) {
ActorSystem system = ActorSystem.create("MySystem");
ActorRef swap = system.actorOf(Props.create(Swapper.class));
swap.tell(SWAP, ActorRef.noSender()); // logs Hi
swap.tell(SWAP, ActorRef.noSender()); // logs Ho
swap.tell(SWAP, ActorRef.noSender()); // logs Hi
swap.tell(SWAP, ActorRef.noSender()); // logs Ho
swap.tell(SWAP, ActorRef.noSender()); // logs Hi
swap.tell(SWAP, ActorRef.noSender()); // logs Ho
}
public static void main(String[] args) throws Exception {
ActorSystem akkaSystem = ActorSystem.create("SearchAkkaSystem");
final Props indexProps = Props.create(IndexDispatcherActor.class);
ActorRef indexDispatcherActor = akkaSystem.actorOf(indexProps);
// indexDispatcherActor.tell(new LocalPasswordMessage(
// "/common_passwords.txt", 10000), ActorRef.noSender());
final Props searchProps = Props.create(SearchRouterActor.class);
ActorRef searchRouterActor = akkaSystem.actorOf(searchProps);
searchRouterActor.tell(new SearchPasswordMessage(0L, 10L), ActorRef.noSender());
// will run forever
}
private int fetch_reply_struct() {
try {
rows_num = rep_type.getField("out_columns_num").getInt(null);
} catch (NoSuchFieldException | IllegalAccessException ex) {
real_requester.tell(new DbmsLayerError(ex), ActorRef.noSender());
return (-1);
}
try {
lines_num = rep_type.getField("out_lines_num").getInt(null);
} catch (NoSuchFieldException | IllegalAccessException ex) {
}
return (0);
}
@Test
public void testNegativePerformingWriteOperationOnReadTransaction() throws Exception {
try {
final ActorRef shard = getSystem().actorOf(Shard.props("config", Collections.EMPTY_MAP));
final Props props =
ShardTransaction.props(
store.newReadOnlyTransaction(), shard, TestModel.createTestContext());
final TestActorRef subject = TestActorRef.apply(props, getSystem());
subject.receive(new DeleteData(TestModel.TEST_PATH).toSerializable(), ActorRef.noSender());
Assert.assertFalse(true);
} catch (Exception cs) {
assertEquals(cs.getClass().getSimpleName(), Exception.class.getSimpleName());
assertTrue(
cs.getMessage().startsWith("ShardTransaction:handleRecieve received an unknown message"));
}
}
private void sendElectionTimeoutToFollowerMember3() throws Exception {
testLog.info("sendElectionTimeoutToFollowerMember3 starting");
// Send ElectionTimeout to member 3 to simulate missing heartbeat from a Leader. member 3
// should switch to Candidate and send out RequestVote messages. member 1 should grant the
// vote and send a reply. After receiving the RequestVoteReply, member 3 should switch to
// leader.
member2Actor.expectBehaviorStateChange();
member3Actor.clear();
member3Actor.expectMessageClass(RequestVoteReply.class, 1);
member3Actor.expectMessageClass(AppendEntriesReply.class, 2);
member3ActorRef.tell(new ElectionTimeout(), ActorRef.noSender());
member3Actor.waitForExpectedMessages(RequestVoteReply.class);
RequestVoteReply requestVoteReply = member3Actor.getCapturedMessage(RequestVoteReply.class);
assertEquals(
"getTerm",
member3Context.getTermInformation().getCurrentTerm(),
requestVoteReply.getTerm());
assertEquals("isVoteGranted", true, requestVoteReply.isVoteGranted());
verifyBehaviorState("member 3", member3Actor, RaftState.Leader);
// member 2 should've switched to Follower as member 3's RequestVote term (3) was greater
// than member 2's term (2).
member2Actor.waitForBehaviorStateChange();
verifyBehaviorState("member 2", member2Actor, RaftState.Follower);
// The switch to leader should cause an immediate AppendEntries heartbeat from member 3.
member3Actor.waitForExpectedMessages(AppendEntriesReply.class);
assertEquals("member 1 election term", 3, member1Context.getTermInformation().getCurrentTerm());
assertEquals("member 2 election term", 3, member2Context.getTermInformation().getCurrentTerm());
assertEquals("member 3 election term", 3, member3Context.getTermInformation().getCurrentTerm());
testLog.info("sendElectionTimeoutToFollowerMember3 ending");
}
@Test
public void mustBeAbleToUseDropWhile() throws Exception {
final JavaTestKit probe = new JavaTestKit(system);
final Source<Integer, NotUsed> source =
Source.from(Arrays.asList(0, 1, 2, 3))
.dropWhile(
new Predicate<Integer>() {
public boolean test(Integer elem) {
return elem < 2;
}
});
final CompletionStage<Done> future =
source.runWith(
Sink.foreach(elem -> probe.getRef().tell(elem, ActorRef.noSender())), materializer);
probe.expectMsgEquals(2);
probe.expectMsgEquals(3);
future.toCompletableFuture().get(200, TimeUnit.MILLISECONDS);
}
@Test
public void mustBeAbleToCombine() throws Exception {
final JavaTestKit probe = new JavaTestKit(system);
final Source<Integer, NotUsed> source1 = Source.from(Arrays.asList(0, 1));
final Source<Integer, NotUsed> source2 = Source.from(Arrays.asList(2, 3));
final Source<Integer, NotUsed> source =
Source.combine(
source1,
source2,
new ArrayList<Source<Integer, ?>>(),
width -> Merge.<Integer>create(width));
final CompletionStage<Done> future =
source.runWith(
Sink.foreach(elem -> probe.getRef().tell(elem, ActorRef.noSender())), materializer);
probe.expectMsgAllOf(0, 1, 2, 3);
future.toCompletableFuture().get(200, TimeUnit.MILLISECONDS);
}