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 24/* 25 * @test 26 * @summary jdeps should flag jdk.unsupported exported API as internal 27 * @modules java.base/jdk.internal.misc 28 * jdk.jdeps/com.sun.tools.jdeps 29 * jdk.unsupported 30 * @build Foo Bar 31 * @run testng JDKUnsupportedTest 32 */ 33 34import java.io.PrintWriter; 35import java.io.StringWriter; 36import java.nio.file.Path; 37import java.nio.file.Paths; 38import java.util.*; 39import java.util.regex.*; 40 41import org.testng.annotations.DataProvider; 42import org.testng.annotations.Test; 43import static org.testng.Assert.assertTrue; 44 45public class JDKUnsupportedTest { 46 private static final String TEST_CLASSES = System.getProperty("test.classes"); 47 @DataProvider(name = "data") 48 public Object[][] expected() { 49 return new Object[][]{ 50 { "Foo.class", new String[][] { 51 new String[] { "java.lang", "java.base" }, 52 new String[] { "jdk.internal.misc", "JDK internal API (java.base)" } 53 } }, 54 { "Bar.class", new String[][] { 55 new String[] { "java.lang", "java.base" }, 56 new String[] { "sun.misc", "JDK internal API (jdk.unsupported)" } 57 } } 58 }; 59 } 60 61 @Test(dataProvider = "data") 62 public void test(String filename, String[][] expected) { 63 Path path = Paths.get(TEST_CLASSES, filename); 64 65 Map<String, String> result = jdeps(path.toString()); 66 for (String[] e : expected) { 67 String pn = e[0]; 68 String module = e[1]; 69 assertTrue(module.equals(result.get(pn))); 70 } 71 } 72 73 private static Map<String,String> jdeps(String... args) { 74 StringWriter sw = new StringWriter(); 75 PrintWriter pw = new PrintWriter(sw); 76 System.err.println("jdeps " + Arrays.toString(args)); 77 int rc = com.sun.tools.jdeps.Main.run(args, pw); 78 pw.close(); 79 String out = sw.toString(); 80 if (!out.isEmpty()) 81 System.err.println(out); 82 if (rc != 0) 83 throw new Error("jdeps failed: rc=" + rc); 84 return findDeps(out); 85 } 86 87 // Pattern used to parse lines 88 private static Pattern linePattern = Pattern.compile(".*\r?\n"); 89 private static Pattern pattern = Pattern.compile("\\s+ -> (\\S+) +(.*)"); 90 91 // Use the linePattern to break the given String into lines, applying 92 // the pattern to each line to see if we have a match 93 private static Map<String,String> findDeps(String out) { 94 Map<String,String> result = new LinkedHashMap<>(); 95 Matcher lm = linePattern.matcher(out); // Line matcher 96 Matcher pm = null; // Pattern matcher 97 int lines = 0; 98 while (lm.find()) { 99 lines++; 100 CharSequence cs = lm.group(); // The current line 101 if (pm == null) 102 pm = pattern.matcher(cs); 103 else 104 pm.reset(cs); 105 if (pm.find()) 106 result.put(pm.group(1), pm.group(2).trim()); 107 if (lm.end() == out.length()) 108 break; 109 } 110 return result; 111 } 112} 113