Merge pull request #14023 from izeye:polish-20180809

* pr/14023:
  Polish

spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/endpoint/jmx/DefaultEndpointObjectNameFactory.java

@@ -54,17 +54,17 @@ class DefaultEndpointObjectNameFactory implements EndpointObjectNameFactory {
 	@SuppressWarnings("deprecation")
 	private static boolean determineUniqueNames(Environment environment,
 			JmxEndpointProperties properties) {
-		Boolean uniqueName = environment.getProperty("spring.jmx.unique-names",
+		Boolean uniqueNames = environment.getProperty("spring.jmx.unique-names",
 				Boolean.class);
 		Boolean endpointUniqueNames = properties.getUniqueNames();
-		if (uniqueName == null) {
+		if (uniqueNames == null) {
 			return (endpointUniqueNames != null) ? endpointUniqueNames : false;
 		}
-		else if (endpointUniqueNames != null & !uniqueName.equals(endpointUniqueNames)) {
+		if (endpointUniqueNames != null & !uniqueNames.equals(endpointUniqueNames)) {
 			throw new IllegalArgumentException(
 					"Configuration mismatch, 'management.endpoints.jmx.unique-names' is deprecated, use only 'spring.jmx.unique-names'");
 		}
-		return uniqueName;
+		return uniqueNames;
 	}
 
 	@Override

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/flyway/FlywayAutoConfiguration.java

@@ -180,9 +180,9 @@ public class FlywayAutoConfiguration {
 		}
 
 		private void checkLocationExists(Flyway flyway) {
+			if (this.properties.isCheckLocation()) {
 				String[] locations = new LocationResolver(flyway.getDataSource())
 						.resolveLocations(this.properties.getLocations());
-			if (this.properties.isCheckLocation()) {
 				Assert.state(locations.length != 0,
 						"Migration script locations not configured");
 				boolean exists = hasAtLeastOneLocation(locations);

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/jmx/JmxAutoConfiguration.java

@@ -94,9 +94,9 @@ public class JmxAutoConfiguration implements EnvironmentAware, BeanFactoryAware
 		if (StringUtils.hasLength(defaultDomain)) {
 			namingStrategy.setDefaultDomain(defaultDomain);
 		}
-		boolean uniqueName = this.environment.getProperty("spring.jmx.unique-names",
+		boolean uniqueNames = this.environment.getProperty("spring.jmx.unique-names",
 				Boolean.class, false);
-		namingStrategy.setEnsureUniqueRuntimeObjectNames(uniqueName);
+		namingStrategy.setEnsureUniqueRuntimeObjectNames(uniqueNames);
 		return namingStrategy;
 	}