Polish

spring-boot/src/main/java/org/springframework/boot/context/embedded/AbstractEmbeddedServletContainerFactory.java

@@ -92,6 +92,10 @@ public abstract class AbstractEmbeddedServletContainerFactory
 		return null;
 	}
 
+	private File getWarFileDocumentRoot() {
+		return getArchiveFileDocumentRoot(".war");
+	}
+
 	private File getArchiveFileDocumentRoot(String extension) {
 		File file = getCodeSourceArchive();
 		if (this.logger.isDebugEnabled()) {
@@ -104,10 +108,6 @@ public abstract class AbstractEmbeddedServletContainerFactory
 		return null;
 	}
 
-	private File getWarFileDocumentRoot() {
-		return getArchiveFileDocumentRoot(".war");
-	}
-
 	private File getCommonDocumentRoot() {
 		for (String commonDocRoot : COMMON_DOC_ROOTS) {
 			File root = new File(commonDocRoot);