1 /* 2 * Copyright (c) 2017, 2018, 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 gc.g1.unloading; 25 26 import jdk.test.lib.Utils; 27 28 import java.nio.file.Files; 29 import java.nio.file.Path; 30 import java.nio.file.Paths; 31 32 /** 33 * Uses {@link gc.g1.unloading.GenClassPoolJar} to build {@code classPool.jar} 34 * in current directory. 35 */ 36 public class GenClassesBuilder { 37 public static void main(String[] args) { 38 Path template = testRoot().resolve("vmTestbase") 39 .resolve("gc") 40 .resolve("g1") 41 .resolve("unloading") 42 .resolve("ClassNNN.java.template") 43 .toAbsolutePath(); 44 Path dir = Paths.get(".").toAbsolutePath(); 45 String count = "1000"; 46 if (Files.notExists(template)) { 47 throw new Error("can't find template file: " + template); 48 } 49 try { 50 GenClassPoolJar.main(new String[]{template.toString(), dir.toString(), count}); 51 } catch (Exception e) { 52 throw new Error("can't generate classPool.jar", e); 53 } 54 } 55 56 private static Path testRoot() { 57 Path p = Paths.get(Utils.TEST_SRC); 58 while (!Files.exists(p.resolve("TEST.ROOT"))) { 59 p = p.getParent(); 60 } 61 return p; 62 } 63 } 64 65