code: public static String getHttpResponseBufferAnnotations()	{
      	String annotations = "";
          TracyThreadContext ctx = threadContext.get();
          if (isValidContext(ctx)) {
              annotations = ctx.getHttpResponseBufferAnnotations();
          }
          return annotations;
      }
docs: Retrieves all annotations previously created with {@link #annotateOnHttpResponseBuffers}
  to send to Client in the X-Tracy-Annotations header.<br>
  e.g.
  <code><pre>
  public void doGet(HttpServletRequest request, HttpServletResponse response)   {
  throws ServletException, IOException
  ...
  String httpResponseAnnotations = getHttpResponseBufferAnnotations();
  if (httpResponseAnnotations)  {
  response.addHeader(Tracy.HTTP_HEADER_X_TRACY_ANNOTATIONS, httpResponseAnnotations);
  }
  }
  </pre></code>
  @return a string containing annotations set using annotateOnHttpResponseBuffer() in CSV format