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.aop;
019    
020    import java.lang.reflect.Method;
021    
022    /**
023     * @author <a href="mailto:nicolas@apache.org">Nicolas De Loof</a>
024     */
025    public class DefaultMonitorNameExtractor implements MonitorNameExtractor {
026        // singleton to avoid to need too much memory for nothing
027        public static final DefaultMonitorNameExtractor INSTANCE = new DefaultMonitorNameExtractor();
028    
029        private DefaultMonitorNameExtractor() {
030            // no-op
031        }
032    
033        public String getMonitorName(final Object instance, final Method method) {
034            if (instance == null) { // static method
035                return method.getDeclaringClass().getName() + "." + method.getName();
036            } else {
037                return instance.getClass().getName() + "." + method.getName();
038            }
039        }
040    
041    }