1/* 2 * Copyright (c) 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 24import jdk.test.lib.process.ProcessTools; 25 26import java.io.File; 27import java.io.FilePermission; 28import java.nio.file.Files; 29import java.nio.file.Paths; 30import java.util.ArrayList; 31import java.util.List; 32import java.util.stream.Collectors; 33import java.util.stream.IntStream; 34 35/** 36 * @test 37 * @bug 8170364 38 * @summary FilePermission path modified during merge 39 * @library /test/lib 40 */ 41 42public class MergeName { 43 44 public static final String[] ALL_ACTIONS 45 = {"read", "write", "execute", "delete"}; 46 47 public static void main(String[] args) throws Exception { 48 if (args.length == 0) { 49 test("p1", "read", "write", "delete", "execute"); 50 test("p2", "read,write", "delete,execute"); 51 test("p3", "read,write,delete", "execute"); 52 test("p4", "read,write,delete,execute"); 53 } else { 54 SecurityManager sm = System.getSecurityManager(); 55 for (String arg : args) { 56 // Use bits to create powerset of ALL_ACTIONS 57 IntStream.range(1, 16) 58 .mapToObj(n -> IntStream.range(0, 4) 59 .filter(x -> (n & (1 << x)) != 0) 60 .mapToObj(x -> ALL_ACTIONS[x]) 61 .collect(Collectors.joining(","))) 62 .forEach(a -> sm.checkPermission( 63 new FilePermission(arg, a))); 64 } 65 } 66 } 67 68 private static void test(String file, String... actions) throws Exception { 69 List<String> content = new ArrayList<>(); 70 content.add("grant {"); 71 for (String action : actions) { 72 content.add(" permission java.io.FilePermission " + 73 "\"x\", \"" +action + "\";"); 74 } 75 content.add("};"); 76 Files.write(Paths.get(file), content); 77 ProcessTools.executeTestJvm("-Djava.security.manager", 78 "-Djava.security.policy=" + file, 79 "MergeName", 80 "x", 81 new File(System.getProperty("user.dir"), "x").getPath()) 82 .shouldHaveExitValue(0); 83 } 84} 85