01: /*
02: * JBoss, Home of Professional Open Source.
03: * Copyright 2006, Red Hat Middleware LLC, and individual contributors
04: * as indicated by the @author tags. See the copyright.txt file in the
05: * distribution for a full listing of individual contributors.
06: *
07: * This is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU Lesser General Public License as
09: * published by the Free Software Foundation; either version 2.1 of
10: * the License, or (at your option) any later version.
11: *
12: * This software is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15: * Lesser General Public License for more details.
16: *
17: * You should have received a copy of the GNU Lesser General Public
18: * License along with this software; if not, write to the Free
19: * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21: */
22: package org.jboss.web.tomcat.security;
23:
24: import java.io.IOException;
25: import java.security.Principal;
26: import javax.servlet.ServletException;
27:
28: import org.apache.catalina.connector.Request;
29: import org.apache.catalina.connector.Response;
30: import org.apache.catalina.valves.ValveBase;
31:
32: /** A valve that associates the Principal as obtained from the authentication
33: * layer with the request. This allows any custom principal established by
34: * the authentication layer to be seen by the web app.
35: *
36: * @deprecated this should be removed now that the tomcat GenericPrincipal
37: * supports a custom user principal.
38: *
39: * @author Scott.Stark@jboss.org
40: * @version $Revision: 57206 $
41: */
42: public class CustomPrincipalValve extends ValveBase {
43: public void invoke(Request request, Response response)
44: throws IOException, ServletException {
45: Principal user = request.getUserPrincipal();
46: if (user instanceof JBossGenericPrincipal) {
47: // Restore the actual principal to the request
48: JBossGenericPrincipal guser = (JBossGenericPrincipal) user;
49: Principal realUser = guser.getCallerPrincipal();
50: request.setUserPrincipal(realUser);
51: }
52:
53: getNext().invoke(request, response);
54: }
55: }
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