Websphere Application Server Propagate LTPA Token from Subject To HTTP Cookie

gistfile1.java

public static SingleSignonToken getSSOTokenFromSubject(final Subject subject) {
	if (subject == null) {
		return null;
	}
	return AccessController.doPrivileged(new PrivilegedAction<SingleSignonToken>() {
		public SingleSignonToken run() {
			Set<SingleSignonToken> ssoTokens = subject.getPrivateCredentials(SingleSignonToken.class);
				for (SingleSignonToken ssoToken : ssoTokens) {
				if (ssoToken.getName().equals("LtpaToken")) {
					return ssoToken;
				}
			}
			
			return null;
		}
	});
}

// Get cookie to add to outgoing HTTP requests
SingleSignonToken ssoToken =  getSSOTokenFromSubject(subject);
	
String ssoTokenStr = null;
if (ssoToken != null) {
	byte[] ssoTokenBytes = ssoToken.getBytes();
	ssoTokenStr = com.ibm.ws.util.Base64.encode(ssoTokenBytes);
}
String ssoTokenCookie = "LtpaToken2=" + ssoTokenStr;