1 /* 2 * Copyright (c) 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 import java.io.IOException; 24 import java.lang.System.Logger; 25 import java.nio.file.Files; 26 import java.nio.file.Path; 27 import java.nio.file.Paths; 28 import java.nio.file.StandardCopyOption; 29 import java.util.ResourceBundle; 30 import java.util.logging.LogManager; 31 32 /** 33 * 34 * @author danielfuchs 35 */ 36 public final class AccessSystemLogger { 37 38 public AccessSystemLogger() { 39 this(check()); 40 } 41 42 private AccessSystemLogger(Void unused) { 43 } 44 45 private static Void check() { 46 if (AccessSystemLogger.class.getClassLoader() != null) { 47 throw new RuntimeException("AccessSystemLogger should be loaded by the null classloader"); 48 } 49 return null; 50 } 51 52 public Logger getLogger(String name) { 53 Logger logger = System.getLogger(name); 54 System.out.println("System.getLogger(\"" + name + "\"): " + logger); 55 return logger; 56 } 57 58 public Logger getLogger(String name, ResourceBundle bundle) { 59 Logger logger = System.getLogger(name, bundle); 60 System.out.println("System.getLogger(\"" + name + "\", bundle): " + logger); 61 return logger; 62 } 63 64 public java.util.logging.Logger demandSystemLogger(String name) { 65 return java.util.logging.Logger.getLogger(name); 66 } 67 68 // copy AccessSystemLogger.class to ./boot 69 public static void main(String[] args) throws IOException { 70 Path testDir = Paths.get(System.getProperty("user.dir", ".")); 71 Path bootDir = Paths.get(testDir.toString(), "boot"); 72 Path classes = Paths.get(System.getProperty("test.classes", "build/classes")); 73 Path thisClass = Paths.get(classes.toString(), 74 AccessSystemLogger.class.getSimpleName()+".class"); 75 if (Files.notExists(bootDir)) { 76 Files.createDirectory(bootDir); 77 } 78 Path dest = Paths.get(bootDir.toString(), 79 AccessSystemLogger.class.getSimpleName()+".class"); 80 Files.copy(thisClass, dest, StandardCopyOption.REPLACE_EXISTING); 81 } 82 83 }