delombok would put copyright headers in between the 'package' keyword and the actual package.

See discussion at https://groups.google.com/d/topic/project-lombok/64zuUlLnVMc/discussion

src/delombok/lombok/delombok/PrettyCommentsPrinter.java

@@ -554,6 +554,7 @@ public class PrettyCommentsPrinter extends JCTree.Visitor {
         docComments = tree.docComments;
         printDocComment(tree);
         if (tree.pid != null) {
+            consumeComments(tree.pos);
             print("package ");
             printExpr(tree.pid);
             print(";");

test/pretty/resource/after/WithComments.java

@@ -1,3 +1,8 @@
+/*
+Try out pretty comments.
+ */
+package test;
+
 // Cool Comments
 public class WithComments {
 	// Also inside the body

test/pretty/resource/before/WithComments.java

@@ -1,3 +1,8 @@
+/*
+Try out pretty comments.
+ */
+package test;
+
 // Cool Comments
 public class WithComments {
 	// Also inside the body