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 */
013package org.jikesrvm.adaptive.measurements.instrumentation;
014
015import org.jikesrvm.compilers.common.CompiledMethod;
016import org.jikesrvm.compilers.common.CompiledMethods;
017
018/**
019 * This class takes a compiled method id and returns a string
020 * representation of the method name.
021 **/
022class MethodNameFunction implements CounterNameFunction {
023
024  /**
025   * @param key the compiled method id of a method
026   */
027  @Override
028  public String getName(int key) {
029    CompiledMethod cm = CompiledMethods.getCompiledMethod(key);
030    if (cm == null) {
031      return "OBSOLETE";
032    } else {
033      return cm.getMethod().toString();
034    }
035  }
036}