Use Comparator.comparing

See gh-33987

Author: krzyk

buildSrc/src/main/java/org/springframework/boot/build/testing/TestResultsOverview.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2022 the original author or authors.
+ * Copyright 2012-2023 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.
@@ -16,10 +16,12 @@
 
 package org.springframework.boot.build.testing;
 
+import java.util.Comparator;
 import java.util.List;
 import java.util.Map;
 import java.util.TreeMap;
 
+import org.gradle.api.DefaultTask;
 import org.gradle.api.services.BuildService;
 import org.gradle.api.services.BuildServiceParameters;
 import org.gradle.api.tasks.testing.Test;
@@ -35,8 +37,7 @@
 public abstract class TestResultsOverview
 		implements BuildService<BuildServiceParameters.None>, OperationCompletionListener, AutoCloseable {
 
-	private final Map<Test, List<TestFailure>> testFailures = new TreeMap<>(
-			(one, two) -> one.getPath().compareTo(two.getPath()));
+	private final Map<Test, List<TestFailure>> testFailures = new TreeMap<>(Comparator.comparing(DefaultTask::getPath));
 
 	private final Object monitor = new Object();
 

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/diagnostics/analyzer/MutuallyExclusiveConfigurationPropertiesFailureAnalyzer.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2022 the original author or authors.
+ * Copyright 2012-2023 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.
@@ -18,6 +18,7 @@
 
 import java.util.ArrayList;
 import java.util.Collection;
+import java.util.Comparator;
 import java.util.List;
 import java.util.Set;
 import java.util.TreeSet;
@@ -83,7 +84,7 @@ private Stream<PropertySource<?>> getPropertySources() {
 
 	private void appendDetails(StringBuilder message, MutuallyExclusiveConfigurationPropertiesException cause,
 			List<Descriptor> descriptors) {
-		descriptors.sort((d1, d2) -> d1.propertyName.compareTo(d2.propertyName));
+		descriptors.sort(Comparator.comparing((descriptor) -> descriptor.propertyName));
 		message.append(String.format("The following configuration properties are mutually exclusive:%n%n"));
 		sortedStrings(cause.getMutuallyExclusiveNames())
 				.forEach((name) -> message.append(String.format("\t%s%n", name)));