Polish "Prevent warnings when running embedded Artemis"

Closes gh-12680

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/jms/artemis/ArtemisEmbeddedConfigurationFactory.java

 /*
- * Copyright 2012-2017 the original author or authors.
+ * Copyright 2012-2018 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.
@@ -70,29 +70,22 @@ class ArtemisEmbeddedConfigurationFactory {
 					+ this.properties.getClusterPassword());
 		}
 		configuration.setClusterPassword(this.properties.getClusterPassword());
+		configuration.addAddressConfiguration(createAddressConfiguration("DLQ"));
+		configuration.addAddressConfiguration(createAddressConfiguration("ExpiryQueue"));
 		configuration.addAddressesSetting("#",
-			new AddressSettings()
-				.setDeadLetterAddress(SimpleString.toSimpleString("DLQ"))
-				.setExpiryAddress(SimpleString.toSimpleString("ExpiryQueue")));
-		configuration.addAddressConfiguration(
-			new CoreAddressConfiguration()
-				.setName("DLQ")
-				.addRoutingType(RoutingType.ANYCAST)
-				.addQueueConfiguration(
-					new CoreQueueConfiguration()
-						.setName("DLQ")
-						.setRoutingType(RoutingType.ANYCAST)));
-		configuration.addAddressConfiguration(
-			new CoreAddressConfiguration()
-				.setName("ExpiryQueue")
-				.addRoutingType(RoutingType.ANYCAST)
-				.addQueueConfiguration(
-					new CoreQueueConfiguration()
-						.setName("ExpiryQueue")
-						.setRoutingType(RoutingType.ANYCAST)));
+				new AddressSettings()
+						.setDeadLetterAddress(SimpleString.toSimpleString("DLQ"))
+						.setExpiryAddress(SimpleString.toSimpleString("ExpiryQueue")));
 		return configuration;
 	}
 
+	private CoreAddressConfiguration createAddressConfiguration(String name) {
+		return new CoreAddressConfiguration().setName(name)
+				.addRoutingType(RoutingType.ANYCAST)
+				.addQueueConfiguration(new CoreQueueConfiguration().setName(name)
+						.setRoutingType(RoutingType.ANYCAST));
+	}
+
 	private String getDataDir() {
 		if (this.properties.getDataDirectory() != null) {
 			return this.properties.getDataDirectory();

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/jms/artemis/ArtemisEmbeddedConfigurationFactoryTests.java

 /*
- * Copyright 2012-2017 the original author or authors.
+ * Copyright 2012-2018 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.
@@ -78,18 +78,22 @@ public class ArtemisEmbeddedConfigurationFactoryTests {
 	public void hasDlqExpiryQueueAddressSettingsConfigured() {
 		ArtemisProperties properties = new ArtemisProperties();
 		Configuration configuration = new ArtemisEmbeddedConfigurationFactory(properties)
-			.createConfiguration();
-		Map<String, AddressSettings> addressesSettings = configuration.getAddressesSettings();
-		assertThat((CharSequence) addressesSettings.get("#").getDeadLetterAddress()).isEqualTo(SimpleString.toSimpleString("DLQ"));
-		assertThat((CharSequence) addressesSettings.get("#").getExpiryAddress()).isEqualTo(SimpleString.toSimpleString("ExpiryQueue"));
+				.createConfiguration();
+		Map<String, AddressSettings> addressesSettings = configuration
+				.getAddressesSettings();
+		assertThat((Object) addressesSettings.get("#").getDeadLetterAddress())
+				.isEqualTo(SimpleString.toSimpleString("DLQ"));
+		assertThat((Object) addressesSettings.get("#").getExpiryAddress())
+				.isEqualTo(SimpleString.toSimpleString("ExpiryQueue"));
 	}
 
 	@Test
 	public void hasDlqExpiryQueueConfigured() {
 		ArtemisProperties properties = new ArtemisProperties();
 		Configuration configuration = new ArtemisEmbeddedConfigurationFactory(properties)
-			.createConfiguration();
-		List<CoreAddressConfiguration> addressConfigurations = configuration.getAddressConfigurations();
+				.createConfiguration();
+		List<CoreAddressConfiguration> addressConfigurations = configuration
+				.getAddressConfigurations();
 		assertThat(addressConfigurations).hasSize(2);
 	}
 }