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 org.apache.jetspeed.profiler.rules.RuleCriterion;
20: import org.apache.jetspeed.profiler.rules.RuleCriterionResolver;
21: import org.apache.jetspeed.request.RequestContext;
22:
23: /**
24: * SessionResolver
25: *
26: * @author <a href="mailto:taylor@apache.org">David Sean Taylor</a>
27: * @version $Id: $
28: */
29: public class SessionResolver extends StandardResolver implements
30: RuleCriterionResolver {
31: /* (non-Javadoc)
32: * @see org.apache.jetspeed.profiler.rules.RuleCriterionResolver#resolve(org.apache.jetspeed.request.RequestContext, org.apache.jetspeed.profiler.rules.RuleCriterion)
33: */
34: public String resolve(RequestContext context,
35: RuleCriterion criterion) {
36: String value = (String) context.getSessionAttribute(criterion
37: .getName());
38: if (value == null) {
39: value = criterion.getValue();
40: }
41: return value;
42: }
43:
44: }
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