1 /* 2 * Copyright (c) 2020, 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 package jdk.internal.module; 26 27 import jdk.internal.misc.VM; 28 29 /** 30 * Used by ModuleBootstrap for archiving the boot layer and the builder needed to 31 * set the IllegalAccessLogger. 32 */ 33 class ArchivedBootLayer { 34 private static ArchivedBootLayer archivedBootLayer; 35 36 private final ModuleLayer bootLayer; 37 private final IllegalAccessLogger.Builder builder; 38 39 private ArchivedBootLayer(ModuleLayer bootLayer, 40 IllegalAccessLogger.Builder builder) { 41 this.bootLayer = bootLayer; 42 this.builder = builder; 43 } 44 45 ModuleLayer bootLayer() { 46 return bootLayer; 47 } 48 49 IllegalAccessLogger.Builder illegalAccessLoggerBuilder() { 50 return builder; 51 } 52 53 static ArchivedBootLayer get() { 54 return archivedBootLayer; 55 } 56 57 static void archive(ModuleLayer layer, IllegalAccessLogger.Builder builder) { 58 archivedBootLayer = new ArchivedBootLayer(layer, builder); 59 } 60 61 static { 62 VM.initializeFromArchive(ArchivedBootLayer.class); 63 } 64 }