Polish

spring-boot-cli/src/main/java/org/springframework/boot/cli/util/ResourceUtils.java

@@ -66,20 +66,16 @@ public abstract class ResourceUtils {
 	 * @return a list of URLs
 	 */
 	public static List<String> getUrls(String path, ClassLoader classLoader) {
-
 		if (classLoader == null) {
 			classLoader = ClassUtils.getDefaultClassLoader();
 		}
-
 		path = StringUtils.cleanPath(path);
-
 		try {
 			return getUrlsFromWildcardPath(path, classLoader);
 		}
 		catch (Exception ex) {
 			throw new IllegalArgumentException(
 					"Cannot create URL from path [" + path + "]", ex);
-
 		}
 	}
 
@@ -88,7 +84,6 @@ public abstract class ResourceUtils {
 		if (path.contains(":")) {
 			return getUrlsFromPrefixedWildcardPath(path, classLoader);
 		}
-
 		Set<String> result = new LinkedHashSet<String>();
 		try {
 			result.addAll(getUrls(FILE_URL_PREFIX + path, classLoader));
@@ -96,7 +91,6 @@ public abstract class ResourceUtils {
 		catch (IllegalArgumentException ex) {
 			// ignore
 		}
-
 		path = stripLeadingSlashes(path);
 		result.addAll(getUrls(ALL_CLASSPATH_URL_PREFIX + path, classLoader));
 		return new ArrayList<String>(result);

spring-boot-devtools/src/test/java/org/springframework/boot/devtools/classpath/ClassPathFileSystemWatcherTests.java

@@ -77,11 +77,17 @@ public class ClassPathFileSystemWatcherTests {
 		context.getEnvironment().getPropertySources().addLast(propertySource);
 		context.register(Config.class);
 		context.refresh();
-		Thread.sleep(100);
+		Thread.sleep(200);
 		File classFile = new File(folder, "Example.class");
 		FileCopyUtils.copy("file".getBytes(), classFile);
-		Thread.sleep(1100);
+		Thread.sleep(1000);
 		List<ClassPathChangedEvent> events = context.getBean(Listener.class).getEvents();
+		for (int i = 0; i < 20; i++) {
+			if (!events.isEmpty()) {
+				break;
+			}
+			Thread.sleep(500);
+		}
 		assertThat(events.size()).isEqualTo(1);
 		assertThat(events.get(0).getChangeSet().iterator().next().getFiles().iterator()
 				.next().getFile()).isEqualTo(classFile);