1 /*
   2  * Copyright (c) 2015, 2016, 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 package jdk.vm.ci.hotspot;
  24 
  25 import jdk.vm.ci.code.CompiledCode;
  26 import jdk.vm.ci.code.InstalledCode;
  27 
  28 /**
  29  * Listener for responding to VM events.
  30  */
  31 public interface HotSpotVMEventListener {
  32 
  33     /**
  34      * Notifies this client that the VM is shutting down.
  35      */
  36     default void notifyShutdown() {
  37     }
  38 
  39     /**
  40      * Notify on successful install into the code cache.
  41      *
  42      * @param hotSpotCodeCacheProvider the code cache into which the code was installed
  43      * @param installedCode the code that was installed
  44      * @param compiledCode the compiled code from which {@code installedCode} was produced
  45      */
  46     default void notifyInstall(HotSpotCodeCacheProvider hotSpotCodeCacheProvider, InstalledCode installedCode, CompiledCode compiledCode) {
  47     }
  48 
  49     /**
  50      * Notify on completion of a bootstrap.
  51      */
  52     default void notifyBootstrapFinished() {
  53     }
  54 }