/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.cxf.fediz.example;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.security.Principal;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.xml.transform.OutputKeys;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import org.w3c.dom.Element;
import org.apache.commons.lang3.StringEscapeUtils;
import org.apache.cxf.fediz.core.Claim;
import org.apache.cxf.fediz.core.ClaimCollection;
import org.apache.cxf.fediz.core.SecurityTokenThreadLocal;
import org.apache.cxf.fediz.spring.FederationUser;
import org.apache.cxf.fediz.spring.authentication.FederationAuthenticationToken;
import org.springframework.security.Authentication;
import org.springframework.security.GrantedAuthority;
import org.springframework.security.context.SecurityContextHolder;
public class FederationServlet extends HttpServlet {
/**
*
*/
private static final long serialVersionUID = -9019993850246851112L;
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out.println("<html>");
out.println("<head><title>WS Federation Spring Security Example</title></head>");
out.println("<body>");
out.println("<h1>Hello World</h1>");
out.println("Hello world<br>");
out.println("Request url: " + request.getRequestURL().toString() + "<p>");
out.println("<br><b>User</b><p>");
Principal p = request.getUserPrincipal();
if (p != null) {
out.println("Principal: " + p.getName() + "<p>");
}
// Access Spring security context
Authentication auth = SecurityContextHolder.getContext().getAuthentication();
if (auth instanceof FederationAuthenticationToken) {
out.println("Roles of user:<p><ul>");
FederationAuthenticationToken fedAuthToken = (FederationAuthenticationToken)auth;
for (GrantedAuthority item : fedAuthToken.getAuthorities()) {
out.println("<li>" + item.getAuthority() + "</li>");
}
out.println("</ul>");
if (fedAuthToken.getUserDetails() instanceof FederationUser) {
out.println("<br><b>Claims</b><p>");
ClaimCollection claims = ((FederationUser)fedAuthToken.getUserDetails()).getClaims();
for (Claim c: claims) {
out.println(c.getClaimType().toString() + ": " + c.getValue() + "<p>");
}
} else {
out.println("FederationAuthenticationToken found but not FederationUser");
}
} else {
out.println("No FederationAuthenticationToken found in Spring Security Context.");
}
Element el = SecurityTokenThreadLocal.getToken();
if (el != null) {
out.println("<p>Bootstrap token...");
String token = null;
try {
TransformerFactory transFactory = TransformerFactory.newInstance();
Transformer transformer = transFactory.newTransformer();
StringWriter buffer = new StringWriter();
transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
transformer.transform(new DOMSource(el),
new StreamResult(buffer));
token = buffer.toString();
out.println("<p>" + StringEscapeUtils.escapeXml(token));
} catch (Exception ex) {
out.println("<p>Failed to transform cached element to string: " + ex.toString());
}
} else {
out.println("<p>Bootstrap token not cached in thread local storage");
}
out.println("</body>");
}
}