--- a/langtools/src/share/classes/com/sun/tools/doclets/internal/toolkit/Content.java	Fri Dec 10 07:38:28 2010 -0800
+++ b/langtools/src/share/classes/com/sun/tools/doclets/internal/toolkit/Content.java	Mon Dec 13 13:44:47 2010 -0800
@@ -101,6 +101,6 @@
      */
     public boolean endsWithNewLine(StringBuilder contentBuilder) {
         return ((contentBuilder.length() == 0) ||
-                (contentBuilder.substring(contentBuilder.length() - 1).equals("\n")));
+                (contentBuilder.toString().endsWith(DocletConstants.NL)));
     }
 }