1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * 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 RuleCriterionResolver 30 { 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, RuleCriterion criterion) 35 { 36 String value = (String)context.getSessionAttribute(criterion.getName()); 37 if (value == null) 38 { 39 value = criterion.getValue(); 40 } 41 return value; 42 } 43 44 }