001    /*
002     *  This file is part of the Jikes RVM project (http://jikesrvm.org).
003     *
004     *  This file is licensed to You under the Eclipse Public License (EPL);
005     *  You may not use this file except in compliance with the License. You
006     *  may obtain a copy of the License at
007     *
008     *      http://www.opensource.org/licenses/eclipse-1.0.php
009     *
010     *  See the COPYRIGHT.txt file distributed with this work for information
011     *  regarding copyright ownership.
012     */
013    package org.jikesrvm.adaptive.measurements.instrumentation;
014    
015    import org.jikesrvm.compilers.common.CompiledMethod;
016    import org.jikesrvm.compilers.common.CompiledMethods;
017    
018    /**
019     * MethodNameFunction.java
020     *
021     *
022     * This class takes a compiled method id and returns a string
023     * representation of the method name.
024     *
025     **/
026    
027    class MethodNameFunction implements CounterNameFunction {
028    
029      /**
030       * @param key the compiled method id of a method
031       */
032      public String getName(int key) {
033        CompiledMethod cm = CompiledMethods.getCompiledMethod(key);
034        if (cm == null) {
035          return "OBSOLETE";
036        } else {
037          return cm.getMethod().toString();
038        }
039      }
040    }