package org.keycloak.examples;/*
* Copyright 2016 Red Hat, Inc. and/or its affiliates
* and other contributors as indicated by the @author tags.
*
* Licensed 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.
*/
import org.keycloak.KeycloakPrincipal;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
@WebServlet(urlPatterns = "/servlet")
public class ProtectedServlet extends HttpServlet {
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
String realm = req.getPathInfo().split("/")[1];
if (realm.contains("?")) {
realm = realm.split("\\?")[0];
}
if (req.getPathInfo().contains("logout")) {
req.logout();
resp.sendRedirect(req.getContextPath() + "/" + realm);
return;
}
KeycloakPrincipal principal = (KeycloakPrincipal) req.getUserPrincipal();
resp.setContentType("text/html");
PrintWriter writer = resp.getWriter();
writer.write("Realm: ");
writer.write(principal.getKeycloakSecurityContext().getRealm());
writer.write("<br/>User: ");
writer.write(principal.getKeycloakSecurityContext().getIdToken().getPreferredUsername());
writer.write(String.format("<br/><a href=\"/multitenant/%s/logout\">Logout</a>", realm));
}
}