rename akka-docs dir to docs (#62)
This commit is contained in:
PJ Fanning
GitHub
parent
13dce0ec69
commit
708da8caec
1029 changed files with 2033 additions and 2039 deletions
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/*
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* Copyright (C) 2009-2022 Lightbend Inc. <https://www.lightbend.com>
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*/
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package jdocs.routing;
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import org.apache.pekko.testkit.AkkaJUnitActorSystemResource;
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import jdocs.AbstractJavaTest;
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import org.apache.pekko.testkit.javadsl.TestKit;
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import org.junit.ClassRule;
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import org.junit.Test;
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import org.apache.pekko.actor.ActorSystem;
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// #imports1
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import org.apache.pekko.actor.AbstractActor;
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import org.apache.pekko.routing.ConsistentHashingRouter.ConsistentHashable;
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import java.util.Map;
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import java.util.HashMap;
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import java.io.Serializable;
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// #imports1
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// #imports2
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import org.apache.pekko.actor.Props;
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import org.apache.pekko.actor.ActorRef;
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import org.apache.pekko.routing.ConsistentHashingPool;
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import org.apache.pekko.routing.ConsistentHashingRouter.ConsistentHashMapper;
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import org.apache.pekko.routing.ConsistentHashingRouter.ConsistentHashableEnvelope;
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// #imports2
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public class ConsistentHashingRouterDocTest extends AbstractJavaTest {
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@ClassRule
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public static AkkaJUnitActorSystemResource actorSystemResource =
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new AkkaJUnitActorSystemResource("ConsistentHashingRouterDocTest");
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private final ActorSystem system = actorSystemResource.getSystem();
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public
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// #cache-actor
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static class Cache extends AbstractActor {
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Map<String, String> cache = new HashMap<String, String>();
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@Override
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public Receive createReceive() {
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return receiveBuilder()
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.match(
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Entry.class,
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entry -> {
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cache.put(entry.key, entry.value);
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})
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.match(
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Get.class,
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get -> {
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Object value = cache.get(get.key);
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getSender().tell(value == null ? NOT_FOUND : value, getSelf());
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})
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.match(
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Evict.class,
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evict -> {
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cache.remove(evict.key);
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})
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.build();
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}
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}
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// #cache-actor
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public
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// #cache-actor
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static final class Evict implements Serializable {
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private static final long serialVersionUID = 1L;
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public final String key;
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public Evict(String key) {
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this.key = key;
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}
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}
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// #cache-actor
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public
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// #cache-actor
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static final class Get implements Serializable, ConsistentHashable {
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private static final long serialVersionUID = 1L;
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public final String key;
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public Get(String key) {
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this.key = key;
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}
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public Object consistentHashKey() {
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return key;
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}
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}
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// #cache-actor
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public
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// #cache-actor
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static final class Entry implements Serializable {
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private static final long serialVersionUID = 1L;
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public final String key;
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public final String value;
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public Entry(String key, String value) {
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this.key = key;
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this.value = value;
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}
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}
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// #cache-actor
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public
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// #cache-actor
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static final String NOT_FOUND = "NOT_FOUND";
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// #cache-actor
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@Test
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public void demonstrateUsageOfConsistentHashableRouter() {
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new TestKit(system) {
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{
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// #consistent-hashing-router
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final ConsistentHashMapper hashMapper =
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new ConsistentHashMapper() {
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@Override
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public Object hashKey(Object message) {
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if (message instanceof Evict) {
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return ((Evict) message).key;
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} else {
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return null;
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}
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}
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};
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ActorRef cache =
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system.actorOf(
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new ConsistentHashingPool(10)
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.withHashMapper(hashMapper)
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.props(Props.create(Cache.class)),
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"cache");
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cache.tell(new ConsistentHashableEnvelope(new Entry("hello", "HELLO"), "hello"), getRef());
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cache.tell(new ConsistentHashableEnvelope(new Entry("hi", "HI"), "hi"), getRef());
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cache.tell(new Get("hello"), getRef());
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expectMsgEquals("HELLO");
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cache.tell(new Get("hi"), getRef());
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expectMsgEquals("HI");
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cache.tell(new Evict("hi"), getRef());
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cache.tell(new Get("hi"), getRef());
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expectMsgEquals(NOT_FOUND);
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// #consistent-hashing-router
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}
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};
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}
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}
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168
docs/src/test/java/jdocs/routing/CustomRouterDocTest.java
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168
docs/src/test/java/jdocs/routing/CustomRouterDocTest.java
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@ -0,0 +1,168 @@
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/*
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* Copyright (C) 2009-2022 Lightbend Inc. <https://www.lightbend.com>
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*/
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package jdocs.routing;
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import org.apache.pekko.routing.FromConfig;
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import org.apache.pekko.routing.RoundRobinRoutingLogic;
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import org.apache.pekko.routing.Routee;
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import org.apache.pekko.routing.RoutingLogic;
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import org.apache.pekko.routing.SeveralRoutees;
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import org.apache.pekko.testkit.AkkaJUnitActorSystemResource;
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import jdocs.AbstractJavaTest;
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import org.apache.pekko.testkit.javadsl.TestKit;
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import org.junit.ClassRule;
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import org.junit.Test;
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import static org.junit.Assert.*;
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import com.typesafe.config.ConfigFactory;
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import scala.collection.immutable.IndexedSeq;
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import static org.apache.pekko.japi.Util.immutableIndexedSeq;
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import docs.routing.CustomRouterDocSpec;
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import org.apache.pekko.actor.ActorRef;
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import org.apache.pekko.actor.ActorSystem;
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import org.apache.pekko.actor.Props;
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// #imports1
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import org.apache.pekko.actor.AbstractActor;
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import java.util.ArrayList;
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import java.util.List;
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// #imports1
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public class CustomRouterDocTest extends AbstractJavaTest {
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@ClassRule
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public static AkkaJUnitActorSystemResource actorSystemResource =
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new AkkaJUnitActorSystemResource(
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"CustomRouterDocTest", ConfigFactory.parseString(CustomRouterDocSpec.jconfig()));
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private final ActorSystem system = actorSystemResource.getSystem();
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public
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// #routing-logic
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static class RedundancyRoutingLogic implements RoutingLogic {
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private final int nbrCopies;
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public RedundancyRoutingLogic(int nbrCopies) {
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this.nbrCopies = nbrCopies;
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}
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RoundRobinRoutingLogic roundRobin = new RoundRobinRoutingLogic();
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@Override
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public Routee select(Object message, IndexedSeq<Routee> routees) {
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List<Routee> targets = new ArrayList<Routee>();
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for (int i = 0; i < nbrCopies; i++) {
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targets.add(roundRobin.select(message, routees));
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}
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return new SeveralRoutees(targets);
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}
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}
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// #routing-logic
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public
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// #unit-test-logic
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static final class TestRoutee implements Routee {
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public final int n;
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public TestRoutee(int n) {
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this.n = n;
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}
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@Override
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public void send(Object message, ActorRef sender) {}
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@Override
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public int hashCode() {
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return n;
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}
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@Override
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public boolean equals(Object obj) {
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return (obj instanceof TestRoutee) && n == ((TestRoutee) obj).n;
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}
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}
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// #unit-test-logic
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public static class Storage extends AbstractActor {
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@Override
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public Receive createReceive() {
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return receiveBuilder()
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.matchAny(
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message -> {
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getSender().tell(message, getSelf());
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})
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.build();
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}
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}
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@Test
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public void unitTestRoutingLogic() {
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// #unit-test-logic
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RedundancyRoutingLogic logic = new RedundancyRoutingLogic(3);
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List<Routee> routeeList = new ArrayList<Routee>();
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for (int n = 1; n <= 7; n++) {
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routeeList.add(new TestRoutee(n));
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}
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IndexedSeq<Routee> routees = immutableIndexedSeq(routeeList);
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SeveralRoutees r1 = (SeveralRoutees) logic.select("msg", routees);
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assertEquals(r1.getRoutees().get(0), routeeList.get(0));
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assertEquals(r1.getRoutees().get(1), routeeList.get(1));
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assertEquals(r1.getRoutees().get(2), routeeList.get(2));
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SeveralRoutees r2 = (SeveralRoutees) logic.select("msg", routees);
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assertEquals(r2.getRoutees().get(0), routeeList.get(3));
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assertEquals(r2.getRoutees().get(1), routeeList.get(4));
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assertEquals(r2.getRoutees().get(2), routeeList.get(5));
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SeveralRoutees r3 = (SeveralRoutees) logic.select("msg", routees);
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assertEquals(r3.getRoutees().get(0), routeeList.get(6));
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assertEquals(r3.getRoutees().get(1), routeeList.get(0));
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assertEquals(r3.getRoutees().get(2), routeeList.get(1));
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// #unit-test-logic
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}
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@Test
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public void demonstrateUsageOfCustomRouter() {
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new TestKit(system) {
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{
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// #usage-1
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for (int n = 1; n <= 10; n++) {
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system.actorOf(Props.create(Storage.class), "s" + n);
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}
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List<String> paths = new ArrayList<String>();
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for (int n = 1; n <= 10; n++) {
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paths.add("/user/s" + n);
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}
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ActorRef redundancy1 = system.actorOf(new RedundancyGroup(paths, 3).props(), "redundancy1");
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redundancy1.tell("important", getTestActor());
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// #usage-1
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for (int i = 0; i < 3; i++) {
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expectMsgEquals("important");
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}
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// #usage-2
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ActorRef redundancy2 = system.actorOf(FromConfig.getInstance().props(), "redundancy2");
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redundancy2.tell("very important", getTestActor());
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// #usage-2
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for (int i = 0; i < 5; i++) {
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expectMsgEquals("very important");
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}
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}
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};
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}
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}
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47
docs/src/test/java/jdocs/routing/RedundancyGroup.java
Normal file
47
docs/src/test/java/jdocs/routing/RedundancyGroup.java
Normal file
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/*
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* Copyright (C) 2009-2022 Lightbend Inc. <https://www.lightbend.com>
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*/
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package jdocs.routing;
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// #group
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import java.util.List;
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import org.apache.pekko.actor.ActorSystem;
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import org.apache.pekko.dispatch.Dispatchers;
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import org.apache.pekko.routing.Router;
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import com.typesafe.config.Config;
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import org.apache.pekko.routing.GroupBase;
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import static jdocs.routing.CustomRouterDocTest.RedundancyRoutingLogic;
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public class RedundancyGroup extends GroupBase {
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private final List<String> paths;
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private final int nbrCopies;
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public RedundancyGroup(List<String> paths, int nbrCopies) {
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this.paths = paths;
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this.nbrCopies = nbrCopies;
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}
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public RedundancyGroup(Config config) {
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this(config.getStringList("routees.paths"), config.getInt("nbr-copies"));
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}
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@Override
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public java.lang.Iterable<String> getPaths(ActorSystem system) {
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return paths;
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}
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@Override
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public Router createRouter(ActorSystem system) {
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return new Router(new RedundancyRoutingLogic(nbrCopies));
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}
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@Override
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public String routerDispatcher() {
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return Dispatchers.DefaultDispatcherId();
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}
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}
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// #group
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491
docs/src/test/java/jdocs/routing/RouterDocTest.java
Normal file
491
docs/src/test/java/jdocs/routing/RouterDocTest.java
Normal file
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/*
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* Copyright (C) 2009-2022 Lightbend Inc. <https://www.lightbend.com>
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*/
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package jdocs.routing;
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import org.apache.pekko.testkit.AkkaJUnitActorSystemResource;
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import jdocs.AbstractJavaTest;
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import org.apache.pekko.testkit.javadsl.TestKit;
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import org.junit.ClassRule;
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import org.junit.Test;
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import static org.junit.Assert.*;
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import com.typesafe.config.ConfigFactory;
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import java.io.Serializable;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.List;
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import java.time.Duration;
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import org.apache.pekko.actor.ActorSystem;
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// #imports1
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import org.apache.pekko.actor.ActorRef;
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import org.apache.pekko.actor.Props;
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import org.apache.pekko.actor.Terminated;
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import org.apache.pekko.actor.AbstractActor;
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import org.apache.pekko.routing.ActorRefRoutee;
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import org.apache.pekko.routing.Routee;
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import org.apache.pekko.routing.Router;
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// #imports1
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// #imports2
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import org.apache.pekko.actor.Address;
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import org.apache.pekko.actor.AddressFromURIString;
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import org.apache.pekko.actor.Kill;
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import org.apache.pekko.actor.PoisonPill;
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import org.apache.pekko.actor.SupervisorStrategy;
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import org.apache.pekko.actor.OneForOneStrategy;
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import org.apache.pekko.remote.routing.RemoteRouterConfig;
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import org.apache.pekko.routing.Broadcast;
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import org.apache.pekko.routing.BroadcastGroup;
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import org.apache.pekko.routing.BroadcastPool;
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import org.apache.pekko.routing.ConsistentHashingGroup;
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||||
import org.apache.pekko.routing.ConsistentHashingPool;
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||||
import org.apache.pekko.routing.DefaultResizer;
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import org.apache.pekko.routing.FromConfig;
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import org.apache.pekko.routing.RandomGroup;
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import org.apache.pekko.routing.RandomPool;
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||||
import org.apache.pekko.routing.RoundRobinGroup;
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import org.apache.pekko.routing.RoundRobinPool;
|
||||
import org.apache.pekko.routing.RoundRobinRoutingLogic;
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||||
import org.apache.pekko.routing.ScatterGatherFirstCompletedGroup;
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||||
import org.apache.pekko.routing.ScatterGatherFirstCompletedPool;
|
||||
import org.apache.pekko.routing.BalancingPool;
|
||||
import org.apache.pekko.routing.SmallestMailboxPool;
|
||||
import org.apache.pekko.routing.TailChoppingGroup;
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import org.apache.pekko.routing.TailChoppingPool;
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|
||||
// #imports2
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||||
|
||||
public class RouterDocTest extends AbstractJavaTest {
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||||
@ClassRule
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public static AkkaJUnitActorSystemResource actorSystemResource =
|
||||
new AkkaJUnitActorSystemResource(
|
||||
"RouterDocTest", ConfigFactory.parseString(docs.routing.RouterDocSpec.config()));
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||||
|
||||
private final ActorSystem system = actorSystemResource.getSystem();
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||||
|
||||
public
|
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// #router-in-actor
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static final class Work implements Serializable {
|
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private static final long serialVersionUID = 1L;
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public final String payload;
|
||||
|
||||
public Work(String payload) {
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||||
this.payload = payload;
|
||||
}
|
||||
}
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// #router-in-actor
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public
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// #router-in-actor
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static class Master extends AbstractActor {
|
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|
||||
Router router;
|
||||
|
||||
{
|
||||
List<Routee> routees = new ArrayList<Routee>();
|
||||
for (int i = 0; i < 5; i++) {
|
||||
ActorRef r = getContext().actorOf(Props.create(Worker.class));
|
||||
getContext().watch(r);
|
||||
routees.add(new ActorRefRoutee(r));
|
||||
}
|
||||
router = new Router(new RoundRobinRoutingLogic(), routees);
|
||||
}
|
||||
|
||||
@Override
|
||||
public Receive createReceive() {
|
||||
return receiveBuilder()
|
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.match(
|
||||
Work.class,
|
||||
message -> {
|
||||
router.route(message, getSender());
|
||||
})
|
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.match(
|
||||
Terminated.class,
|
||||
message -> {
|
||||
router = router.removeRoutee(message.actor());
|
||||
ActorRef r = getContext().actorOf(Props.create(Worker.class));
|
||||
getContext().watch(r);
|
||||
router = router.addRoutee(new ActorRefRoutee(r));
|
||||
})
|
||||
.build();
|
||||
}
|
||||
}
|
||||
|
||||
// #router-in-actor
|
||||
|
||||
public static class Worker extends AbstractActor {
|
||||
@Override
|
||||
public Receive createReceive() {
|
||||
return receiveBuilder().build();
|
||||
}
|
||||
}
|
||||
|
||||
public static class Echo extends AbstractActor {
|
||||
@Override
|
||||
public Receive createReceive() {
|
||||
return receiveBuilder().matchAny(message -> getSender().tell(message, getSelf())).build();
|
||||
}
|
||||
}
|
||||
|
||||
public static class Replier extends AbstractActor {
|
||||
@Override
|
||||
public Receive createReceive() {
|
||||
return receiveBuilder()
|
||||
.matchAny(
|
||||
message -> {
|
||||
// #reply-with-self
|
||||
getSender().tell("reply", getSelf());
|
||||
// #reply-with-self
|
||||
|
||||
// #reply-with-parent
|
||||
getSender().tell("reply", getContext().getParent());
|
||||
// #reply-with-parent
|
||||
})
|
||||
.build();
|
||||
}
|
||||
}
|
||||
|
||||
public
|
||||
// #create-worker-actors
|
||||
static class Workers extends AbstractActor {
|
||||
@Override
|
||||
public void preStart() {
|
||||
getContext().actorOf(Props.create(Worker.class), "w1");
|
||||
getContext().actorOf(Props.create(Worker.class), "w2");
|
||||
getContext().actorOf(Props.create(Worker.class), "w3");
|
||||
}
|
||||
// ...
|
||||
// #create-worker-actors
|
||||
|
||||
@Override
|
||||
public Receive createReceive() {
|
||||
return receiveBuilder().build();
|
||||
}
|
||||
}
|
||||
|
||||
public static class Parent extends AbstractActor {
|
||||
|
||||
// #paths
|
||||
List<String> paths = Arrays.asList("/user/workers/w1", "/user/workers/w2", "/user/workers/w3");
|
||||
// #paths
|
||||
|
||||
// #round-robin-pool-1
|
||||
ActorRef router1 =
|
||||
getContext().actorOf(FromConfig.getInstance().props(Props.create(Worker.class)), "router1");
|
||||
// #round-robin-pool-1
|
||||
|
||||
// #round-robin-pool-2
|
||||
ActorRef router2 =
|
||||
getContext().actorOf(new RoundRobinPool(5).props(Props.create(Worker.class)), "router2");
|
||||
// #round-robin-pool-2
|
||||
|
||||
// #round-robin-group-1
|
||||
ActorRef router3 = getContext().actorOf(FromConfig.getInstance().props(), "router3");
|
||||
// #round-robin-group-1
|
||||
|
||||
// #round-robin-group-2
|
||||
ActorRef router4 = getContext().actorOf(new RoundRobinGroup(paths).props(), "router4");
|
||||
// #round-robin-group-2
|
||||
|
||||
// #random-pool-1
|
||||
ActorRef router5 =
|
||||
getContext().actorOf(FromConfig.getInstance().props(Props.create(Worker.class)), "router5");
|
||||
// #random-pool-1
|
||||
|
||||
// #random-pool-2
|
||||
ActorRef router6 =
|
||||
getContext().actorOf(new RandomPool(5).props(Props.create(Worker.class)), "router6");
|
||||
// #random-pool-2
|
||||
|
||||
// #random-group-1
|
||||
ActorRef router7 = getContext().actorOf(FromConfig.getInstance().props(), "router7");
|
||||
// #random-group-1
|
||||
|
||||
// #random-group-2
|
||||
ActorRef router8 = getContext().actorOf(new RandomGroup(paths).props(), "router8");
|
||||
// #random-group-2
|
||||
|
||||
// #balancing-pool-1
|
||||
ActorRef router9 =
|
||||
getContext().actorOf(FromConfig.getInstance().props(Props.create(Worker.class)), "router9");
|
||||
// #balancing-pool-1
|
||||
|
||||
// #balancing-pool-2
|
||||
ActorRef router10 =
|
||||
getContext().actorOf(new BalancingPool(5).props(Props.create(Worker.class)), "router10");
|
||||
// #balancing-pool-2
|
||||
|
||||
// #smallest-mailbox-pool-1
|
||||
ActorRef router11 =
|
||||
getContext()
|
||||
.actorOf(FromConfig.getInstance().props(Props.create(Worker.class)), "router11");
|
||||
// #smallest-mailbox-pool-1
|
||||
|
||||
// #smallest-mailbox-pool-2
|
||||
ActorRef router12 =
|
||||
getContext()
|
||||
.actorOf(new SmallestMailboxPool(5).props(Props.create(Worker.class)), "router12");
|
||||
// #smallest-mailbox-pool-2
|
||||
|
||||
// #broadcast-pool-1
|
||||
ActorRef router13 =
|
||||
getContext()
|
||||
.actorOf(FromConfig.getInstance().props(Props.create(Worker.class)), "router13");
|
||||
// #broadcast-pool-1
|
||||
|
||||
// #broadcast-pool-2
|
||||
ActorRef router14 =
|
||||
getContext().actorOf(new BroadcastPool(5).props(Props.create(Worker.class)), "router14");
|
||||
// #broadcast-pool-2
|
||||
|
||||
// #broadcast-group-1
|
||||
ActorRef router15 = getContext().actorOf(FromConfig.getInstance().props(), "router15");
|
||||
// #broadcast-group-1
|
||||
|
||||
// #broadcast-group-2
|
||||
ActorRef router16 = getContext().actorOf(new BroadcastGroup(paths).props(), "router16");
|
||||
// #broadcast-group-2
|
||||
|
||||
// #scatter-gather-pool-1
|
||||
ActorRef router17 =
|
||||
getContext()
|
||||
.actorOf(FromConfig.getInstance().props(Props.create(Worker.class)), "router17");
|
||||
// #scatter-gather-pool-1
|
||||
|
||||
// #scatter-gather-pool-2
|
||||
Duration within = Duration.ofSeconds(10);
|
||||
ActorRef router18 =
|
||||
getContext()
|
||||
.actorOf(
|
||||
new ScatterGatherFirstCompletedPool(5, within).props(Props.create(Worker.class)),
|
||||
"router18");
|
||||
// #scatter-gather-pool-2
|
||||
|
||||
// #scatter-gather-group-1
|
||||
ActorRef router19 = getContext().actorOf(FromConfig.getInstance().props(), "router19");
|
||||
// #scatter-gather-group-1
|
||||
|
||||
// #scatter-gather-group-2
|
||||
Duration within2 = Duration.ofSeconds(10);
|
||||
ActorRef router20 =
|
||||
getContext()
|
||||
.actorOf(new ScatterGatherFirstCompletedGroup(paths, within2).props(), "router20");
|
||||
// #scatter-gather-group-2
|
||||
|
||||
// #tail-chopping-pool-1
|
||||
ActorRef router21 =
|
||||
getContext()
|
||||
.actorOf(FromConfig.getInstance().props(Props.create(Worker.class)), "router21");
|
||||
// #tail-chopping-pool-1
|
||||
|
||||
// #tail-chopping-pool-2
|
||||
Duration within3 = Duration.ofSeconds(10);
|
||||
Duration interval = Duration.ofMillis(20);
|
||||
ActorRef router22 =
|
||||
getContext()
|
||||
.actorOf(
|
||||
new TailChoppingPool(5, within3, interval).props(Props.create(Worker.class)),
|
||||
"router22");
|
||||
// #tail-chopping-pool-2
|
||||
|
||||
// #tail-chopping-group-1
|
||||
ActorRef router23 = getContext().actorOf(FromConfig.getInstance().props(), "router23");
|
||||
// #tail-chopping-group-1
|
||||
|
||||
// #tail-chopping-group-2
|
||||
Duration within4 = Duration.ofSeconds(10);
|
||||
Duration interval2 = Duration.ofMillis(20);
|
||||
ActorRef router24 =
|
||||
getContext().actorOf(new TailChoppingGroup(paths, within4, interval2).props(), "router24");
|
||||
// #tail-chopping-group-2
|
||||
|
||||
// #consistent-hashing-pool-1
|
||||
ActorRef router25 =
|
||||
getContext()
|
||||
.actorOf(FromConfig.getInstance().props(Props.create(Worker.class)), "router25");
|
||||
// #consistent-hashing-pool-1
|
||||
|
||||
// #consistent-hashing-pool-2
|
||||
ActorRef router26 =
|
||||
getContext()
|
||||
.actorOf(new ConsistentHashingPool(5).props(Props.create(Worker.class)), "router26");
|
||||
// #consistent-hashing-pool-2
|
||||
|
||||
// #consistent-hashing-group-1
|
||||
ActorRef router27 = getContext().actorOf(FromConfig.getInstance().props(), "router27");
|
||||
// #consistent-hashing-group-1
|
||||
|
||||
// #consistent-hashing-group-2
|
||||
ActorRef router28 = getContext().actorOf(new ConsistentHashingGroup(paths).props(), "router28");
|
||||
// #consistent-hashing-group-2
|
||||
|
||||
// #resize-pool-1
|
||||
ActorRef router29 =
|
||||
getContext()
|
||||
.actorOf(FromConfig.getInstance().props(Props.create(Worker.class)), "router29");
|
||||
// #resize-pool-1
|
||||
|
||||
// #resize-pool-2
|
||||
DefaultResizer resizer = new DefaultResizer(2, 15);
|
||||
ActorRef router30 =
|
||||
getContext()
|
||||
.actorOf(
|
||||
new RoundRobinPool(5).withResizer(resizer).props(Props.create(Worker.class)),
|
||||
"router30");
|
||||
// #resize-pool-2
|
||||
|
||||
// #optimal-size-exploring-resize-pool
|
||||
ActorRef router31 =
|
||||
getContext()
|
||||
.actorOf(FromConfig.getInstance().props(Props.create(Worker.class)), "router31");
|
||||
// #optimal-size-exploring-resize-pool
|
||||
|
||||
@Override
|
||||
public Receive createReceive() {
|
||||
return receiveBuilder().build();
|
||||
}
|
||||
}
|
||||
|
||||
@Test
|
||||
public void createActors() {
|
||||
// #create-workers
|
||||
system.actorOf(Props.create(Workers.class), "workers");
|
||||
// #create-workers
|
||||
|
||||
// #create-parent
|
||||
system.actorOf(Props.create(Parent.class), "parent");
|
||||
// #create-parent
|
||||
}
|
||||
|
||||
@Test
|
||||
public void demonstrateDispatcher() {
|
||||
// #dispatchers
|
||||
Props props =
|
||||
// “head” router actor will run on "router-dispatcher" dispatcher
|
||||
// Worker routees will run on "pool-dispatcher" dispatcher
|
||||
new RandomPool(5).withDispatcher("router-dispatcher").props(Props.create(Worker.class));
|
||||
ActorRef router = system.actorOf(props, "poolWithDispatcher");
|
||||
// #dispatchers
|
||||
}
|
||||
|
||||
@Test
|
||||
public void demonstrateBroadcast() {
|
||||
new TestKit(system) {
|
||||
{
|
||||
ActorRef router = system.actorOf(new RoundRobinPool(5).props(Props.create(Echo.class)));
|
||||
// #broadcastDavyJonesWarning
|
||||
router.tell(new Broadcast("Watch out for Davy Jones' locker"), getTestActor());
|
||||
// #broadcastDavyJonesWarning
|
||||
assertEquals(5, receiveN(5).size());
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
@Test
|
||||
public void demonstratePoisonPill() {
|
||||
new TestKit(system) {
|
||||
{
|
||||
ActorRef router =
|
||||
watch(system.actorOf(new RoundRobinPool(5).props(Props.create(Echo.class))));
|
||||
// #poisonPill
|
||||
router.tell(PoisonPill.getInstance(), getTestActor());
|
||||
// #poisonPill
|
||||
expectTerminated(router);
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
@Test
|
||||
public void demonstrateBroadcastPoisonPill() {
|
||||
new TestKit(system) {
|
||||
{
|
||||
ActorRef router =
|
||||
watch(system.actorOf(new RoundRobinPool(5).props(Props.create(Echo.class))));
|
||||
// #broadcastPoisonPill
|
||||
router.tell(new Broadcast(PoisonPill.getInstance()), getTestActor());
|
||||
// #broadcastPoisonPill
|
||||
expectTerminated(router);
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
@Test
|
||||
public void demonstrateKill() {
|
||||
new TestKit(system) {
|
||||
{
|
||||
ActorRef router =
|
||||
watch(system.actorOf(new RoundRobinPool(5).props(Props.create(Echo.class))));
|
||||
// #kill
|
||||
router.tell(Kill.getInstance(), getTestActor());
|
||||
// #kill
|
||||
expectTerminated(router);
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
@Test
|
||||
public void demonstrateBroadcastKill() {
|
||||
new TestKit(system) {
|
||||
{
|
||||
ActorRef router =
|
||||
watch(system.actorOf(new RoundRobinPool(5).props(Props.create(Echo.class))));
|
||||
// #broadcastKill
|
||||
router.tell(new Broadcast(Kill.getInstance()), getTestActor());
|
||||
// #broadcastKill
|
||||
expectTerminated(router);
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
@Test
|
||||
public void demonstrateRemoteDeploy() {
|
||||
// #remoteRoutees
|
||||
Address[] addresses = {
|
||||
new Address("akka", "remotesys", "otherhost", 1234),
|
||||
AddressFromURIString.parse("akka://othersys@anotherhost:1234")
|
||||
};
|
||||
ActorRef routerRemote =
|
||||
system.actorOf(
|
||||
new RemoteRouterConfig(new RoundRobinPool(5), addresses)
|
||||
.props(Props.create(Echo.class)));
|
||||
// #remoteRoutees
|
||||
}
|
||||
|
||||
// only compile
|
||||
public void demonstrateRemoteDeployWithArtery() {
|
||||
// #remoteRoutees-artery
|
||||
Address[] addresses = {
|
||||
new Address("akka", "remotesys", "otherhost", 1234),
|
||||
AddressFromURIString.parse("akka://othersys@anotherhost:1234")
|
||||
};
|
||||
ActorRef routerRemote =
|
||||
system.actorOf(
|
||||
new RemoteRouterConfig(new RoundRobinPool(5), addresses)
|
||||
.props(Props.create(Echo.class)));
|
||||
// #remoteRoutees-artery
|
||||
}
|
||||
|
||||
@Test
|
||||
public void demonstrateSupervisor() {
|
||||
// #supervision
|
||||
final SupervisorStrategy strategy =
|
||||
new OneForOneStrategy(
|
||||
5,
|
||||
Duration.ofMinutes(1),
|
||||
Collections.<Class<? extends Throwable>>singletonList(Exception.class));
|
||||
final ActorRef router =
|
||||
system.actorOf(
|
||||
new RoundRobinPool(5).withSupervisorStrategy(strategy).props(Props.create(Echo.class)));
|
||||
// #supervision
|
||||
}
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue