Source Code Cross Referenced for NonLoginAuthenticator.java in  » Sevlet-Container » tomcat-catalina » org » apache » catalina » authenticator » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Sevlet Container » tomcat catalina » org.apache.catalina.authenticator 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


01:        /*
02:         * Copyright 1999,2004 The Apache Software Foundation.
03:         * 
04:         * Licensed under the Apache License, Version 2.0 (the "License");
05:         * you may not use this file except in compliance with the License.
06:         * You may obtain a copy of the License at
07:         * 
08:         *      http://www.apache.org/licenses/LICENSE-2.0
09:         * 
10:         * Unless required by applicable law or agreed to in writing, software
11:         * distributed under the License is distributed on an "AS IS" BASIS,
12:         * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13:         * See the License for the specific language governing permissions and
14:         * limitations under the License.
15:         */
16:
17:        package org.apache.catalina.authenticator;
18:
19:        import java.io.IOException;
20:
21:        import org.apache.catalina.HttpRequest;
22:        import org.apache.catalina.HttpResponse;
23:        import org.apache.catalina.deploy.LoginConfig;
24:
25:        /**
26:         * An <b>Authenticator</b> and <b>Valve</b> implementation that checks
27:         * only security constraints not involving user authentication.
28:         *
29:         * @author Craig R. McClanahan
30:         * @version $Revision: 1.5 $ $Date: 2004/02/27 14:58:41 $
31:         */
32:
33:        public final class NonLoginAuthenticator extends AuthenticatorBase {
34:
35:            // ----------------------------------------------------- Instance Variables
36:
37:            /**
38:             * Descriptive information about this implementation.
39:             */
40:            private static final String info = "org.apache.catalina.authenticator.NonLoginAuthenticator/1.0";
41:
42:            // ------------------------------------------------------------- Properties
43:
44:            /**
45:             * Return descriptive information about this Valve implementation.
46:             */
47:            public String getInfo() {
48:
49:                return (info);
50:
51:            }
52:
53:            // --------------------------------------------------------- Public Methods
54:
55:            /**
56:             * Authenticate the user making this request, based on the specified
57:             * login configuration.  Return <code>true</code> if any specified
58:             * constraint has been satisfied, or <code>false</code> if we have
59:             * created a response challenge already.
60:             *
61:             * @param request Request we are processing
62:             * @param response Response we are creating
63:             * @param config    Login configuration describing how authentication
64:             *              should be performed
65:             *
66:             * @exception IOException if an input/output error occurs
67:             */
68:            public boolean authenticate(HttpRequest request,
69:                    HttpResponse response, LoginConfig config)
70:                    throws IOException {
71:
72:                /*  Associating this request's session with an SSO would allow
73:                    coordinated session invalidation, but should the session for
74:                    a webapp that the user didn't log into be invalidated when
75:                    another session is logged out?
76:                String ssoId = (String) request.getNote(Constants.REQ_SSOID_NOTE);
77:                if (ssoId != null)
78:                    associate(ssoId, getSession(request, true));
79:                 */
80:
81:                if (debug >= 1)
82:                    log("User authentication is not required");
83:                return (true);
84:
85:            }
86:
87:        }
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