1 /* 2 * Copyright (c) 2014, 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 24 /** 25 * @test 26 * @bug 8067437 27 * @summary Verify Multiple JRE version support has been removed. 28 * @modules jdk.compiler 29 * jdk.zipfs 30 * @build TestHelper 31 * @run main MultipleJRERemoved 32 */ 33 34 import java.io.File; 35 import java.io.FileOutputStream; 36 import java.io.IOException; 37 import java.nio.file.Files; 38 import java.util.*; 39 import java.util.jar.Attributes; 40 import java.util.jar.JarOutputStream; 41 import java.util.jar.Manifest; 42 import java.util.regex.Pattern; 43 import java.util.stream.Collectors; 44 import java.util.stream.Stream; 45 import java.util.zip.ZipEntry; 46 47 public class MultipleJRERemoved extends TestHelper { 48 49 public static final String VERSION_JAR = "version.jar"; 50 public static final String PRINT_VERSION_CLASS = "PrintVersion"; 51 private final File javaFile = new File(PRINT_VERSION_CLASS + ".java"); 52 private final File clsFile = new File(PRINT_VERSION_CLASS + ".class"); 53 54 private MultipleJRERemoved() { 55 } 56 57 /** 58 * @param args the command line arguments 59 * @throws java.io.FileNotFoundException 60 */ 61 public static void main(String[] args) throws Exception { 62 MultipleJRERemoved a = new MultipleJRERemoved(); 63 a.run(args); 64 } 65 66 /** 67 * Check all combinations of flags: "-version:", "-jre-restrict-search", "-jre-no-restrict-search". Test expects to see errors. 68 */ 69 @Test 70 public void allFlagCombinations() throws IOException { 71 final Pattern newLine = Pattern.compile("\n"); 72 createJar(Collections.emptyMap()); 73 74 for (Flag flag1 : Flag.values()) { 75 for (Flag flag2 : Flag.values()) { 76 for (Flag flag3 : Flag.values()) { 77 List<Flag> flags = Stream.of(flag1, flag2, flag3) 78 .filter(f -> !Flag.EMPTY.equals(f)) 79 .collect(Collectors.toList()); 80 81 if (flags.size() == 0) continue; 82 83 List<String> flagValues = flags.stream() 84 .map(Flag::value) 85 .collect(Collectors.toList()); 86 87 List<String> errorMessages = flags.stream() 88 .map(Flag::errorMessage) 89 .flatMap(newLine::splitAsStream) 90 .collect(Collectors.toList()); 91 92 List<String> jarCmd = new ArrayList<>(); 93 jarCmd.add(javaCmd); 94 jarCmd.addAll(flagValues); 95 jarCmd.add("-jar"); 96 jarCmd.add("version.jar"); 97 98 check(jarCmd, errorMessages); 99 100 List<String> cmd = new ArrayList<>(); 101 cmd.add(javaCmd); 102 cmd.addAll(flagValues); 103 cmd.add(PRINT_VERSION_CLASS); 104 105 check(cmd, errorMessages); 106 } 107 } 108 } 109 } 110 111 private void check(List<String> cmd, List<String> errorMessages) { 112 TestResult tr = doExec(cmd.toArray(new String[cmd.size()])); 113 tr.checkNegative(); 114 tr.isNotZeroOutput(); 115 errorMessages.forEach(tr::contains); 116 117 if (!tr.testStatus) { 118 System.out.println(tr); 119 throw new RuntimeException("test case: failed\n" + cmd); 120 } 121 } 122 123 /** 124 * Verifies that java -help output doesn't contain information about "mJRE" flags. 125 */ 126 @Test 127 public void javaHelp() { 128 TestResult tr = doExec(javaCmd, "-help"); 129 tr.checkPositive(); 130 tr.isNotZeroOutput(); 131 tr.notContains("-version:<value>"); 132 tr.notContains("-jre-restrict-search"); 133 tr.notContains("-jre-no-restrict-search"); 134 tr.notContains("-no-jre-restrict-search"); //it's not a typo in flag name. 135 if (!tr.testStatus) { 136 System.out.println(tr); 137 throw new RuntimeException("Failed. java -help output contains obsolete flags.\n"); 138 } 139 } 140 141 /** 142 * Verifies that java -jar version.jar output ignores "mJRE" manifest directives. 143 */ 144 @Test 145 public void manifestDirectives() throws IOException { 146 Map<String, String> manifest = new TreeMap<>(); 147 manifest.put("JRE-Version", "1.8"); 148 manifest.put("JRE-Restrict-Search", "1.8"); 149 createJar(manifest); 150 151 TestResult tr = doExec(javaCmd, "-jar", VERSION_JAR); 152 tr.checkPositive(); 153 tr.contains(System.getProperty("java.version")); 154 if (!tr.testStatus) { 155 System.out.println(tr); 156 throw new RuntimeException("Failed.\n"); 157 } 158 } 159 160 private void emitFile() throws IOException { 161 List<String> scr = new ArrayList<>(); 162 scr.add("public class PrintVersion {"); 163 scr.add(" public static void main(String... args) {"); 164 scr.add(" System.out.println(System.getProperty(\"java.version\"));"); 165 scr.add(" }"); 166 scr.add("}"); 167 createFile(javaFile, scr); 168 compile(javaFile.getName()); 169 } 170 171 private void createJar(Map<String, String> manifestAttributes) throws IOException { 172 emitFile(); 173 174 Manifest manifest = new Manifest(); 175 final Attributes mainAttributes = manifest.getMainAttributes(); 176 mainAttributes.putValue("Manifest-Version", "1.0"); 177 mainAttributes.putValue("Main-Class", PRINT_VERSION_CLASS); 178 manifestAttributes.forEach(mainAttributes::putValue); 179 180 try (JarOutputStream jar = new JarOutputStream(new FileOutputStream(VERSION_JAR), manifest)) { 181 jar.putNextEntry(new ZipEntry(PRINT_VERSION_CLASS + ".class")); 182 jar.write(Files.readAllBytes(clsFile.toPath())); 183 jar.closeEntry(); 184 } finally { 185 javaFile.delete(); 186 } 187 } 188 189 private enum Flag { 190 EMPTY("", ""), 191 VERSION("-version:1.9", "Error: Specifying an alternate JDK/JRE version is no longer supported.\n" + 192 "The use of the flag '-version:' is no longer valid.\n" + 193 "Please download and execute the appropriate version."), 194 JRE_RESTRICT_SEARCH("-jre-restrict-search", "Error: Specifying an alternate JDK/JRE is no longer supported.\n" + 195 "The related flags -jre-restrict-search | -jre-no-restrict-search are also no longer valid."), 196 JRE_NO_RESTRICT_SEARCH("-jre-no-restrict-search", "Error: Specifying an alternate JDK/JRE is no longer supported.\n" + 197 "The related flags -jre-restrict-search | -jre-no-restrict-search are also no longer valid."); 198 private final String flag; 199 private final String errorMessage; 200 201 Flag(String flag, String errorMessage) { 202 this.flag = flag; 203 this.errorMessage = errorMessage; 204 } 205 206 String value() { 207 return flag; 208 } 209 210 String errorMessage() { 211 return errorMessage; 212 } 213 } 214 }