@Override public PostData getPostData() { PostData formData = new PostData() { @Override public void setCredentials(String username, String password) { add("IDToken1", username); add("IDToken2", password); } }; formData.add("IDButton"); formData.add("goto", StringEscapeUtils.unescapeHtml(getSamlResponse())); formData.add("SunQueryParamsString", StringEscapeUtils.unescapeHtml(getRelayState())); formData.add("encoded", "true"); formData.add("gx_charset", "UTF-8"); formData.add("gx_charset", "UTF-8"); return formData; }