Fix checkstyle ternary issues

Fix checkstyle issues with ternary expressions following the
spring-javaformat upgrade.

See gh-13932

Author: philwebb

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/cloudfoundry/CloudFoundryWebEndpointDiscoverer.java

@@ -72,7 +72,7 @@ private boolean isHealthEndpointExtension(Object extensionBean) {
 		AnnotationAttributes attributes = AnnotatedElementUtils
 				.getMergedAnnotationAttributes(extensionBean.getClass(),
 						EndpointWebExtension.class);
-		Class<?> endpoint = (attributes != null ? attributes.getClass("endpoint") : null);
+		Class<?> endpoint = (attributes != null) ? attributes.getClass("endpoint") : null;
 		return (endpoint != null && HealthEndpoint.class.isAssignableFrom(endpoint));
 	}
 

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/cloudfoundry/reactive/ReactiveCloudFoundryActuatorAutoConfiguration.java

@@ -126,8 +126,8 @@ private ReactiveCloudFoundrySecurityService getCloudFoundrySecurityService(
 		String cloudControllerUrl = environment.getProperty("vcap.application.cf_api");
 		boolean skipSslValidation = environment.getProperty(
 				"management.cloudfoundry.skip-ssl-validation", Boolean.class, false);
-		return (cloudControllerUrl != null ? new ReactiveCloudFoundrySecurityService(
-				webClientBuilder, cloudControllerUrl, skipSslValidation) : null);
+		return (cloudControllerUrl != null) ? new ReactiveCloudFoundrySecurityService(
+				webClientBuilder, cloudControllerUrl, skipSslValidation) : null;
 	}
 
 	private CorsConfiguration getCorsConfiguration() {

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/cloudfoundry/servlet/CloudFoundryActuatorAutoConfiguration.java

@@ -130,8 +130,8 @@ private CloudFoundrySecurityService getCloudFoundrySecurityService(
 		String cloudControllerUrl = environment.getProperty("vcap.application.cf_api");
 		boolean skipSslValidation = environment.getProperty(
 				"management.cloudfoundry.skip-ssl-validation", Boolean.class, false);
-		return (cloudControllerUrl != null ? new CloudFoundrySecurityService(
-				restTemplateBuilder, cloudControllerUrl, skipSslValidation) : null);
+		return (cloudControllerUrl != null) ? new CloudFoundrySecurityService(
+				restTemplateBuilder, cloudControllerUrl, skipSslValidation) : null;
 	}
 
 	private CorsConfiguration getCorsConfiguration() {

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/condition/ConditionsReportEndpoint.java

@@ -125,8 +125,8 @@ public ContextConditionEvaluation(ConfigurableApplicationContext context) {
 			this.unconditionalClasses = report.getUnconditionalClasses();
 			report.getConditionAndOutcomesBySource().forEach(
 					(source, conditionAndOutcomes) -> add(source, conditionAndOutcomes));
-			this.parentId = (context.getParent() != null ? context.getParent().getId()
-					: null);
+			this.parentId = (context.getParent() != null) ? context.getParent().getId()
+					: null;
 		}
 
 		private void add(String source, ConditionAndOutcomes conditionAndOutcomes) {

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/elasticsearch/ElasticsearchHealthIndicatorAutoConfiguration.java

@@ -82,7 +82,7 @@ public HealthIndicator elasticsearchHealthIndicator() {
 		protected ElasticsearchHealthIndicator createHealthIndicator(Client client) {
 			Duration responseTimeout = this.properties.getResponseTimeout();
 			return new ElasticsearchHealthIndicator(client,
-					responseTimeout != null ? responseTimeout.toMillis() : 100,
+					(responseTimeout != null) ? responseTimeout.toMillis() : 100,
 					this.properties.getIndices());
 		}
 

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/jdbc/DataSourceHealthIndicatorAutoConfiguration.java

@@ -112,7 +112,7 @@ protected DataSourceHealthIndicator createHealthIndicator(DataSource source) {
 	private String getValidationQuery(DataSource source) {
 		DataSourcePoolMetadata poolMetadata = this.poolMetadataProvider
 				.getDataSourcePoolMetadata(source);
-		return (poolMetadata != null ? poolMetadata.getValidationQuery() : null);
+		return (poolMetadata != null) ? poolMetadata.getValidationQuery() : null;
 	}
 
 }

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/metrics/MeterRegistryConfigurer.java

@@ -51,9 +51,9 @@ class MeterRegistryConfigurer {
 			Collection<MeterFilter> filters,
 			Collection<MeterRegistryCustomizer<?>> customizers,
 			boolean addToGlobalRegistry) {
-		this.binders = (binders != null ? binders : Collections.emptyList());
-		this.filters = (filters != null ? filters : Collections.emptyList());
-		this.customizers = (customizers != null ? customizers : Collections.emptyList());
+		this.binders = (binders != null) ? binders : Collections.emptyList();
+		this.filters = (filters != null) ? filters : Collections.emptyList();
+		this.customizers = (customizers != null) ? customizers : Collections.emptyList();
 		this.addToGlobalRegistry = addToGlobalRegistry;
 	}
 

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/metrics/PropertiesMeterFilter.java

@@ -67,10 +67,10 @@ public DistributionStatisticConfig configure(Meter.Id id,
 	}
 
 	private long[] convertSla(Meter.Type meterType, ServiceLevelAgreementBoundary[] sla) {
-		long[] converted = Arrays.stream(sla != null ? sla : EMPTY_SLA)
+		long[] converted = Arrays.stream((sla != null) ? sla : EMPTY_SLA)
 				.map((candidate) -> candidate.getValue(meterType))
 				.filter(Objects::nonNull).mapToLong(Long::longValue).toArray();
-		return (converted.length != 0 ? converted : null);
+		return (converted.length != 0) ? converted : null;
 	}
 
 	private <T> T lookup(Map<String, T> values, Id id, T defaultValue) {
@@ -84,7 +84,7 @@ private <T> T lookup(Map<String, T> values, Id id, T defaultValue) {
 				return result;
 			}
 			int lastDot = name.lastIndexOf('.');
-			name = (lastDot != -1 ? name.substring(0, lastDot) : "");
+			name = (lastDot != -1) ? name.substring(0, lastDot) : "";
 		}
 		return values.getOrDefault("all", defaultValue);
 	}

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/metrics/export/properties/PropertiesConfigAdapter.java

@@ -51,7 +51,7 @@ public PropertiesConfigAdapter(T properties) {
 	 */
 	protected final <V> V get(Function<T, V> getter, Supplier<V> fallback) {
 		V value = getter.apply(this.properties);
-		return (value != null ? value : fallback.get());
+		return (value != null) ? value : fallback.get();
 	}
 
 }

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/metrics/export/wavefront/WavefrontPropertiesConfigAdapter.java

@@ -60,7 +60,7 @@ public String globalPrefix() {
 	}
 
 	private String getUriAsString(WavefrontProperties properties) {
-		return (properties.getUri() != null ? properties.getUri().toString() : null);
+		return (properties.getUri() != null) ? properties.getUri().toString() : null;
 	}
 
 }