001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  You may obtain a copy of the License at
008     *
009     *      http://www.apache.org/licenses/LICENSE-2.0
010     *
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */
017    
018    package org.apache.commons.monitoring.web.jsp;
019    
020    import javax.servlet.jsp.PageContext;
021    import java.util.HashMap;
022    import java.util.Map;
023    
024    public final class TagUtils {
025        /**
026         * Maps JSP scope names to PageContext constants
027         */
028        private static final Map<String, Integer> scopes = new HashMap<String, Integer>();
029        static {
030            scopes.put("page", PageContext.PAGE_SCOPE);
031            scopes.put("request", PageContext.REQUEST_SCOPE);
032            scopes.put("session", PageContext.SESSION_SCOPE);
033            scopes.put("application", PageContext.APPLICATION_SCOPE);
034        }
035    
036        public static int getScope(final String scopeName) {
037            return scopes.get(scopeName.toLowerCase());
038        }
039    
040        private TagUtils() {
041            // no-op
042        }
043    }