Preserve only method reference.

Author: asashour

buildSrc/src/main/java/org/springframework/boot/build/antora/AntoraAsciidocAttributes.java

@@ -56,7 +56,7 @@ public class AntoraAsciidocAttributes {
 	public AntoraAsciidocAttributes(Project project, BomExtension dependencyBom,
 			Map<String, String> dependencyVersions) {
 		this.version = String.valueOf(project.getVersion());
-		this.latestVersion = Boolean.parseBoolean(String.valueOf(project.findProperty("latestVersion")));
+		this.latestVersion = Boolean.valueOf(String.valueOf(project.findProperty("latestVersion")));
 		this.artifactRelease = ArtifactRelease.forProject(project);
 		this.libraries = dependencyBom.getLibraries();
 		this.dependencyVersions = dependencyVersions;

buildSrc/src/main/java/org/springframework/boot/build/classpath/CheckClasspathForProhibitedDependencies.java

@@ -70,13 +70,20 @@ public void checkForProhibitedDependencies() {
 
 	private boolean prohibited(ModuleVersionIdentifier id) {
 		String group = id.getGroup();
-		switch (group) {
-			case "javax.batch", "javax.cache", "javax.money" -> {
-				return false;
-			}
-			case "org.codehaus.groovy", "org.eclipse.jetty.toolchain" -> {
-				return true;
-			}
+		if (group.equals("javax.batch")) {
+			return false;
+		}
+		if (group.equals("javax.cache")) {
+			return false;
+		}
+		if (group.equals("javax.money")) {
+			return false;
+		}
+		if (group.equals("org.codehaus.groovy")) {
+			return true;
+		}
+		if (group.equals("org.eclipse.jetty.toolchain")) {
+			return true;
 		}
 		if (group.startsWith("javax")) {
 			return true;

spring-boot-project/spring-boot-tools/spring-boot-test-support/src/test/java/org/springframework/boot/testsupport/classpath/ModifiedClassPathExtensionForkParameterizedTests.java

@@ -37,10 +37,14 @@ class ModifiedClassPathExtensionForkParameterizedTests {
 	@ParameterizedTest
 	@ValueSource(strings = { "one", "two", "three" })
 	void testIsInvokedOnceForEachArgument(String argument) {
-		switch (argument) {
-			case "one" -> assertThat(arguments).isEmpty();
-			case "two" -> assertThat(arguments).doesNotContain("two", "three");
-			case "three" -> assertThat(arguments).doesNotContain("three");
+		if (argument.equals("one")) {
+			assertThat(arguments).isEmpty();
+		}
+		else if (argument.equals("two")) {
+			assertThat(arguments).doesNotContain("two", "three");
+		}
+		else if (argument.equals("three")) {
+			assertThat(arguments).doesNotContain("three");
 		}
 		arguments.add(argument);
 	}

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/logging/LoggingSystemProperties.java

@@ -219,7 +219,7 @@ private PropertyResolver getPropertyResolver() {
 		if (this.environment instanceof ConfigurableEnvironment configurableEnvironment) {
 			PropertySourcesPropertyResolver resolver = new PropertySourcesPropertyResolver(
 					configurableEnvironment.getPropertySources());
-			resolver.setConversionService(configurableEnvironment.getConversionService());
+			resolver.setConversionService(((ConfigurableEnvironment) this.environment).getConversionService());
 			resolver.setIgnoreUnresolvableNestedPlaceholders(true);
 			return resolver;
 		}

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/embedded/tomcat/NestedJarResourceSet.java

@@ -128,7 +128,7 @@ protected boolean isMultiRelease() {
 				}
 			}
 		}
-		return this.multiRelease;
+		return this.multiRelease.booleanValue();
 	}
 
 	@Override

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/sql/init/AbstractScriptDatabaseInitializerTests.java

@@ -58,7 +58,7 @@ void whenDatabaseIsInitializedWithDirectoryLocationsThenFailureIsHelpful() {
 	@Test
 	void whenContinueOnErrorIsFalseThenInitializationFailsOnError() {
 		DatabaseInitializationSettings settings = new DatabaseInitializationSettings();
-		settings.setDataLocations(List.of("data.sql"));
+		settings.setDataLocations(Arrays.asList("data.sql"));
 		T initializer = createEmbeddedDatabaseInitializer(settings);
 		assertThatExceptionOfType(DataAccessException.class).isThrownBy(initializer::initializeDatabase);
 		assertThatDatabaseWasAccessed(initializer);

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/web/servlet/AbstractFilterRegistrationBeanTests.java

@@ -131,7 +131,7 @@ void setServletRegistrationBeanMustNotBeNull() {
 	void addServletRegistrationBeanMustNotBeNull() {
 		AbstractFilterRegistrationBean<?> bean = createFilterRegistrationBean();
 		assertThatIllegalArgumentException()
-			.isThrownBy(() -> bean.addServletRegistrationBeans((ServletRegistrationBean<?>[]) null))
+			.isThrownBy(() -> bean.addServletRegistrationBeans((ServletRegistrationBean[]) null))
 			.withMessageContaining("ServletRegistrationBeans must not be null");
 	}