Polish "Add support for detecting .yml Hazelcast config files"

See gh-32142

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/hazelcast/HazelcastClientConfigAvailableCondition.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2022 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.

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/hazelcast/HazelcastClientConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2021 the original author or authors.
+ * Copyright 2012-2022 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.

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/hazelcast/HazelcastServerConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2021 the original author or authors.
+ * Copyright 2012-2022 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.

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/hazelcast/HazelcastAutoConfigurationClientTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2021 the original author or authors.
+ * Copyright 2012-2022 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.
@@ -105,10 +105,8 @@ void explicitConfigFileWithYaml() {
 
 	@Test
 	void explicitConfigFileWithYml() {
-		this.contextRunner
-				.withPropertyValues("spring.hazelcast.config=org/springframework/boot/autoconfigure/"
-						+ "hazelcast/hazelcast-client-specific.yml")
-				.run(assertSpecificHazelcastClient("explicit-yml"));
+		this.contextRunner.withPropertyValues("spring.hazelcast.config=org/springframework/boot/autoconfigure/"
+				+ "hazelcast/hazelcast-client-specific.yml").run(assertSpecificHazelcastClient("explicit-yml"));
 	}
 
 	@Test

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/hazelcast/HazelcastAutoConfigurationTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2022 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.
@@ -45,7 +45,7 @@ class HazelcastAutoConfigurationTests {
 	void defaultConfigFile() {
 		// no hazelcast-client.xml and hazelcast.xml is present in root classpath
 		// this also asserts that XML has priority over YAML
-		// as both hazelcast.yaml, hazelcast.yml and hazelcast.xml in test classpath.
+		// as hazelcast.yaml, hazelcast.yml, and hazelcast.xml are available.
 		this.contextRunner.run((context) -> {
 			Config config = context.getBean(HazelcastInstance.class).getConfig();
 			assertThat(config.getConfigurationUrl()).isEqualTo(new ClassPathResource("hazelcast.xml").getURL());

spring-boot-project/spring-boot-docs/src/docs/asciidoc/io/hazelcast.adoc

@@ -8,7 +8,7 @@ Spring Boot first attempts to create a client by checking the following configur
 * A configuration file defined by the configprop:spring.hazelcast.config[] property.
 * The presence of the `hazelcast.client.config` system property.
 * A `hazelcast-client.xml` in the working directory or at the root of the classpath.
-* A `hazelcast-client.yaml` in the working directory or at the root of the classpath.
+* A `hazelcast-client.yaml` (or `hazelcast-client.yml`) in the working directory or at the root of the classpath.
 
 NOTE: Spring Boot supports both Hazelcast 4 and Hazelcast 3.
 If you downgrade to Hazelcast 3, `hazelcast-client` should be added to the classpath to configure a client.
@@ -26,7 +26,7 @@ You could also specify the Hazelcast configuration file to use through configura
 	    config: "classpath:config/my-hazelcast.xml"
 ----
 
-Otherwise, Spring Boot tries to find the Hazelcast configuration from the default locations: `hazelcast.xml` in the working directory or at the root of the classpath, or a `.yaml` counterpart in the same locations.
+Otherwise, Spring Boot tries to find the Hazelcast configuration from the default locations: `hazelcast.xml` in the working directory or at the root of the classpath, or a `.yaml`/`.yml` counterpart in the same locations.
 We also check if the `hazelcast.config` system property is set.
 See the https://docs.hazelcast.org/docs/latest/manual/html-single/[Hazelcast documentation] for more details.