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INT-4388: Add UdpServerListeningEvent

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JIRA: https://jira.spring.io/browse/INT-4388

Publish an event when the UDP server socket is established.

* Polishing - remove unreachable assertions
This commit is contained in:
Gary Russell
2018-01-30 13:34:53 -05:00
committed by Artem Bilan
parent 23687e438c
commit 30fac62c2c
7 changed files with 112 additions and 22 deletions
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28
spring-integration-ip/src/test/java/org/springframework/integration/ip/dsl/IpIntegrationTests.java
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@@ -1,5 +1,5 @@
/*
* Copyright 2016 the original author or authors.
* Copyright 2016-2018 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -21,6 +21,10 @@ import static org.hamcrest.Matchers.instanceOf;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import org.junit.Test;
import org.junit.runner.RunWith;
@@ -28,6 +32,7 @@ import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.ApplicationEventPublisher;
import org.springframework.context.ApplicationListener;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.integration.channel.QueueChannel;
@@ -43,6 +48,7 @@ import org.springframework.integration.ip.tcp.connection.AbstractClientConnectio
import org.springframework.integration.ip.tcp.connection.AbstractServerConnectionFactory;
import org.springframework.integration.ip.tcp.serializer.TcpCodecs;
import org.springframework.integration.ip.udp.MulticastSendingMessageHandler;
import org.springframework.integration.ip.udp.UdpServerListeningEvent;
import org.springframework.integration.ip.udp.UnicastReceivingChannelAdapter;
import org.springframework.integration.ip.util.TestingUtilities;
import org.springframework.integration.support.MessageBuilder;
@@ -77,6 +83,9 @@ public class IpIntegrationTests {
@Autowired
private QueueChannel udpIn;
@Autowired
private Config config;
@Test
public void testTcpAdapters() throws Exception {
ApplicationEventPublisher publisher = e -> { };
@@ -119,8 +128,9 @@ public class IpIntegrationTests {
}
@Test
public void testUdp() {
TestingUtilities.waitListening(this.udpInbound, null);
public void testUdp() throws Exception {
assertTrue(this.config.listeningLatch.await(10, TimeUnit.SECONDS));
assertEquals(this.udpInbound.getPort(), this.config.serverPort);
Message<String> outMessage = MessageBuilder.withPayload("foo")
.setHeader("udp_dest", "udp://localhost:" + this.udpInbound.getPort())
.build();
@@ -148,6 +158,10 @@ public class IpIntegrationTests {
@EnableIntegration
public static class Config {
private final CountDownLatch listeningLatch = new CountDownLatch(1);
private volatile int serverPort;
@Bean
public AbstractServerConnectionFactory server1() {
return Tcp.netServer(0)
@@ -181,6 +195,14 @@ public class IpIntegrationTests {
return f -> f.handle(Udp.outboundAdapter(m -> m.getHeaders().get("udp_dest")));
}
@Bean
public ApplicationListener<UdpServerListeningEvent> events() {
return (ApplicationListener<UdpServerListeningEvent>) event -> {
this.serverPort = event.getPort();
this.listeningLatch.countDown();
};
}
}
}