Merge pull request #28501 from polarbear567

* pr/28501:
  Polish

Closes gh-28501

spring-boot-project/spring-boot-devtools/src/test/java/org/springframework/boot/devtools/restart/classloader/ClassLoaderFilesTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors.
+ * Copyright 2012-2021 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.
@@ -132,10 +132,10 @@ class ClassLoaderFilesTests {
 		toAdd.addFile("a", "myfile2", file2);
 		toAdd.addFile("b", "myfile3", file3);
 		this.files.addAll(toAdd);
-		Iterator<SourceDirectory> sourceDirectoryies = this.files.getSourceDirectories().iterator();
-		SourceDirectory sourceDirectory1 = sourceDirectoryies.next();
-		SourceDirectory sourceDirectory2 = sourceDirectoryies.next();
-		assertThat(sourceDirectoryies.hasNext()).isFalse();
+		Iterator<SourceDirectory> sourceDirectories = this.files.getSourceDirectories().iterator();
+		SourceDirectory sourceDirectory1 = sourceDirectories.next();
+		SourceDirectory sourceDirectory2 = sourceDirectories.next();
+		assertThat(sourceDirectories.hasNext()).isFalse();
 		assertThat(sourceDirectory1.getName()).isEqualTo("a");
 		assertThat(sourceDirectory2.getName()).isEqualTo("b");
 		assertThat(sourceDirectory1.getFiles()).containsOnly(file1, file2);

spring-boot-project/spring-boot-docs/src/docs/asciidoc/data/whats-next.adoc

@@ -1,4 +1,4 @@
 [[data.whats-next]]
 == What to Read Next
 You should now have a feeling for how to use Spring Boot with various data technologies.
-From here, you can read about Spring Boot's support for various <<messaging#messaging, messaging technolgoies>> and how to enable them in your application.
+From here, you can read about Spring Boot's support for various <<messaging#messaging, messaging technologies>> and how to enable them in your application.

spring-boot-project/spring-boot-docs/src/docs/asciidoc/messaging/whats-next.adoc

@@ -1,4 +1,4 @@
 [[messaging.whats-next]]
 == What to Read Next
-The next section describes how to enable <<io#io, IO capabilities>> in your applicaiton.
+The next section describes how to enable <<io#io, IO capabilities>> in your application.
 You can read about <<io#io.caching, caching>>, <<io#io.email, mail>>, <<io#io.validation, validation>>, <<io#io.rest-client, rest clients>> and more in this section.