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annotate jvmci/jdk.vm.ci.hotspot/src/jdk/vm/ci/hotspot/services/HotSpotVMEventListener.java @ 23393:1d4ce2d19e52

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clean up and minimize JVMCI (JDK-8156835)
author Doug Simon <doug.simon@oracle.com>
date Thu, 12 May 2016 20:57:31 +0200
parents 0226d6bcb0d2
children
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5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53)
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1 /*
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2 * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package jdk.vm.ci.hotspot.services;
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24
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25 import jdk.vm.ci.code.CompiledCode;
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26 import jdk.vm.ci.code.InstalledCode;
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27 import jdk.vm.ci.hotspot.HotSpotCodeCacheProvider;
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28 import jdk.vm.ci.services.JVMCIPermission;
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29
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30 /**
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31 * Service-provider class for responding to VM events.
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32 */
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33 public abstract class HotSpotVMEventListener {
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34
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35 private static Void checkPermission() {
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36 SecurityManager sm = System.getSecurityManager();
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37 if (sm != null) {
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38 sm.checkPermission(new JVMCIPermission());
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39 }
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40 return null;
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41 }
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42
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43 @SuppressWarnings("unused")
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44 HotSpotVMEventListener(Void ignore) {
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45 }
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46
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47 /**
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48 * Initializes a new instance of this class.
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49 *
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50 * @throws SecurityException if a security manager has been installed and it denies
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51 * {@link JVMCIPermission}
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52 */
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53 protected HotSpotVMEventListener() {
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54 this(checkPermission());
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55 }
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57 /**
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58 * Notifies this client that the VM is shutting down.
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59 */
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60 public void notifyShutdown() {
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61 }
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63 /**
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64 * Notify on successful install into the code cache.
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65 *
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66 * @param hotSpotCodeCacheProvider
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67 * @param installedCode
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68 * @param compiledCode
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69 */
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70 public void notifyInstall(HotSpotCodeCacheProvider hotSpotCodeCacheProvider, InstalledCode installedCode, CompiledCode compiledCode) {
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71 }
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73 /**
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74 * Notify on completion of a bootstrap.
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75 */
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76 public void notifyBootstrapFinished() {
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77 }
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78 }