01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17: package org.apache.jetspeed.profiler.rules.impl;
18:
19: import javax.security.auth.Subject;
20:
21: import org.apache.commons.logging.Log;
22: import org.apache.commons.logging.LogFactory;
23: import org.apache.jetspeed.profiler.rules.RuleCriterion;
24: import org.apache.jetspeed.profiler.rules.RuleCriterionResolver;
25: import org.apache.jetspeed.request.RequestContext;
26: import org.apache.jetspeed.security.RolePrincipal;
27:
28: /**
29: * Role combo resolver
30: * Combines all roles into one string
31: * Example: roles = a,b,c
32: * RoleCombo = a-b-c
33: *
34: * @author <a href="mailto:taylor@apache.org">David Sean Taylor</a>
35: * @version $Id: RoleCriterionResolver.java 187756 2004-10-15 22:58:43Z ate $
36: */
37: public class RoleComboCriterionResolver extends StandardResolver
38: implements RuleCriterionResolver {
39: protected final static Log log = LogFactory
40: .getLog(UserCriterionResolver.class);
41:
42: /* (non-Javadoc)
43: * @see org.apache.jetspeed.profiler.rules.RuleCriterionResolver#resolve(org.apache.jetspeed.request.RequestContext, org.apache.jetspeed.profiler.rules.RuleCriterion)
44: */
45: public String resolve(RequestContext context,
46: RuleCriterion criterion) {
47: String value = super .resolve(context, criterion);
48: if (value != null) {
49: return value;
50: }
51:
52: Subject subject = context.getSubject();
53: if (subject == null) {
54: String msg = "Invalid (null) Subject in request pipeline";
55: log.error(msg);
56: return null;
57: }
58:
59: return combinePrincipals(context, criterion, subject,
60: RolePrincipal.class);
61: }
62:
63: /* (non-Javadoc)
64: * @see org.apache.jetspeed.profiler.rules.RuleCriterionResolver#isControl()
65: */
66: public boolean isControl(RuleCriterion criterion) {
67: return true;
68: }
69:
70: }
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