01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. The ASF licenses this file to You
04: * under the Apache License, Version 2.0 (the "License"); you may not
05: * 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. For additional information regarding
15: * copyright in this work, please see the NOTICE file in the top level
16: * directory of this distribution.
17: */
18:
19: package org.apache.roller.ui.core;
20:
21: import java.security.Principal;
22:
23: import javax.servlet.http.HttpServletRequest;
24:
25: /** Class used by Roller to check user authentication and role */
26: public class DefaultAuthenticator implements Authenticator {
27: /** Return the name of the request's authenticated user, or null if none */
28: public String getAuthenticatedUserName(HttpServletRequest req) {
29: String ret = null;
30: Principal prince = req.getUserPrincipal();
31: if (prince != null) {
32: ret = prince.getName();
33: }
34: return ret;
35: }
36:
37: /** Return true if authenticated user is in the specified role */
38: public boolean isAuthenticatedUserInRole(HttpServletRequest req,
39: String role) {
40: return req.isUserInRole(role);
41: }
42: }
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