1 /*
   2  * Copyright (c) 2009, 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 package com.sun.hotspot.tools.compiler;
  25 
  26 import java.io.PrintStream;
  27 
  28 /**
  29  * In a compilation log, represent the event of making a given compiled method 
  30  * not-entrant, e.g., during an OSR compilation.
  31  */
  32 class MakeNotEntrantEvent extends BasicLogEvent {
  33     
  34     /**
  35      * Denote whether the method is marked as a zombie, i.e., no further
  36      * activations exist.
  37      */
  38     private final boolean zombie;
  39 
  40     /**
  41      * The method in question.
  42      */
  43     private NMethod nmethod;
  44 
  45     MakeNotEntrantEvent(double s, String i, boolean z, NMethod nm) {
  46         super(s, i);
  47         zombie = z;
  48         nmethod = nm;
  49     }
  50 
  51     public NMethod getNMethod() {
  52         return nmethod;
  53     }
  54 
  55     public void print(PrintStream stream, boolean printID) {
  56         if (isZombie()) {
  57             stream.printf("%s make_zombie\n", getId());
  58         } else {
  59             stream.printf("%s make_not_entrant\n", getId());
  60         }
  61     }
  62 
  63     public boolean isZombie() {
  64         return zombie;
  65     }
  66 }