Fix checkstyle violations

spring-boot-project/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/metrics/web/reactive/client/WebClientExchangeTags.java

@@ -67,7 +67,7 @@ public final class WebClientExchangeTags {
 
 	private static String extractPath(String url) {
 		String path = url.replaceFirst("^https?://[^/]+/", "");
-		return path.startsWith("/") ? path : "/" + path;
+		return (path.startsWith("/") ? path : "/" + path);
 	}
 
 	/**
@@ -87,7 +87,7 @@ public final class WebClientExchangeTags {
 	 * @return the status tag
 	 */
 	public static Tag status(Throwable throwable) {
-		return throwable instanceof IOException ? IO_ERROR : CLIENT_ERROR;
+		return (throwable instanceof IOException ? IO_ERROR : CLIENT_ERROR);
 	}
 
 	/**

spring-boot-project/spring-boot-actuator/src/test/java/org/springframework/boot/actuate/health/HealthWebEndpointResponseMapperTests.java

@@ -113,7 +113,7 @@ public class HealthWebEndpointResponseMapperTests {
 		SecurityContext securityContext = mock(SecurityContext.class);
 		given(securityContext.getPrincipal()).willReturn(mock(Principal.class));
 		given(securityContext.isUserInRole(anyString()))
-				.will((Answer<Boolean>) invocation -> {
+				.will((Answer<Boolean>) (invocation) -> {
 					String expectedRole = invocation.getArgument(0);
 					return associatedRoles.contains(expectedRole);
 				});

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/ldap/LdapAutoConfigurationTests.java

@@ -108,7 +108,7 @@ public class LdapAutoConfigurationTests {
 	@Test
 	public void templateExists() {
 		this.contextRunner.withPropertyValues("spring.ldap.urls:ldap://localhost:389")
-				.run(context -> assertThat(context).hasSingleBean(LdapTemplate.class));
+				.run((context) -> assertThat(context).hasSingleBean(LdapTemplate.class));
 	}
 
 	@Test

spring-boot-project/spring-boot-tools/spring-boot-maven-plugin/src/main/java/org/springframework/boot/maven/RepackageMojo.java

@@ -345,8 +345,8 @@ public class RepackageMojo extends AbstractDependencyFilterMojo {
 					this.classifier, target);
 		}
 		else {
-			String artifactId = this.classifier != null
-					? "artifact with classifier " + this.classifier : "main artifact";
+			String artifactId = (this.classifier != null
+					? "artifact with classifier " + this.classifier : "main artifact");
 			getLog().info(String.format("Replacing %s %s", artifactId, source.getFile()));
 			source.setFile(target);
 		}