code: private String getResponseBody(HttpResponse postResponse) {
          InputStream input = null;
          try {
              input = postResponse.getEntity().getContent();
              Reader reader = new InputStreamReader(input,
                      MwsUtl.DEFAULT_ENCODING);
              StringBuilder b = new StringBuilder();
              char[] c = new char[1024];
              int len;
              while (0 < (len = reader.read(c))) {
                  b.append(c, 0, len);
              }
              return b.toString();
          } catch (Exception e) {
              throw MwsUtl.wrap(e);
          } finally {
              MwsUtl.close(input);
          }
      }
docs: Read stream into string
  
  @param postResponse
  The response to get the body from.
  
  @return The response body.