minor formatting change

Author: jknack

examples/src/main/java/examples/PlainText.java

@@ -17,11 +17,14 @@
 
 import io.jooby.annotations.GET;
 import io.jooby.annotations.Path;
+import io.jooby.annotations.PathParam;
+
+import java.util.Optional;
 
 public class PlainText {
   @GET
   @Path("/plaintext")
-  public String plainText() {
-    return "Hello, World!";
+  public String plainText(@PathParam Optional<String> message) {
+    return message.orElse("Hello, World!");
   }
 }

jooby/src/main/java/io/jooby/internal/RouterImpl.java

@@ -622,7 +622,7 @@ private String[] path(Method m) {
     String[] root = mvcAnnotations.pathPattern(m.getDeclaringClass());
     if (root == null) {
       if (path == null) {
-        return new String[] {"/"};
+        return new String[]{"/"};
       }
       return path;
     }
@@ -631,6 +631,7 @@ private String[] path(Method m) {
     }
     String[] result = new String[root.length * path.length];
     int k = 0;
+
     for (String base : root) {
       for (String element : path) {
         result[k] = base + "/" + element;