1 /*

     2  * Copyright (c) 2012, 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  * @bug 8015912 8029216 8048063 8050804

    27  * @summary Test -apionly and -jdkinternals options

    28  * @library lib

    29  * @modules java.base/sun.security.x509

    30  *          java.management

    31  *          jdk.jdeps/com.sun.tools.classfile

    32  *          jdk.jdeps/com.sun.tools.jdeps

    33  * @run main APIDeps

    34  */

    35 

    36 import java.io.File;

    37 import java.io.IOException;

    38 import java.io.PrintWriter;

    39 import java.io.StringWriter;

    40 import java.nio.file.*;

    41 import java.util.*;

    42 import java.util.regex.*;

    43 import java.util.stream.Collectors;

    44 

    45 public class APIDeps {

    46     public static void main(String... args) throws Exception {

    47         int errors = 0;

    48         errors += new APIDeps().run();

    49         if (errors > 0)

    50             throw new Exception(errors + " errors found");

    51     }

    52 

    53     private static final Path dest = Paths.get(System.getProperty("test.classes", "."), "tmp");

    54     private static final String[] srcDirs = new String[] {

    55             "m", "b", "c", "d", "e", "f", "g"

    56     };

    57     void setup(Path dest) throws IOException {

    58         CompilerUtils.cleanDir(dest);

    59         Files.createDirectories(dest);

    60         Path testsrc = Paths.get(System.getProperty("test.src"));

    61         List<String> options = new ArrayList<>();

    62 

    63         // jdk.jdeps is a service provider module so needs to be explicitly included

    64         options.add("--add-modules=jdk.jdeps");

    65 

    66         // add --add-exports

    67         String testModules = System.getProperty("test.modules", "");

    68         List<String> addExports = new ArrayList<>();

    69         for (String s : testModules.split("\\s+")) {

    70             if (s.isEmpty()) continue;

    71             if (s.indexOf('/') != -1)

    72                 addExports.add("--add-exports=" + s.trim() + "=ALL-UNNAMED");

    73         }

    74         options.addAll(addExports);

    75 

    76         for (String dir : srcDirs) {

    77             Path source = testsrc.resolve(dir);

    78             boolean ok = CompilerUtils.compile(source, dest, options.toArray(new String[0]));

    79             if (!ok) {

    80                 throw new RuntimeException("compilation fails");

    81             }

    82         }

    83     }

    84 

    85     int run() throws IOException {

    86         // compile classes in a separate directory for analysis

    87         setup(dest);

    88 

    89         File testDir = dest.toFile();

    90         String testDirBasename = testDir.toPath().getFileName().toString();

    91         File mDir = new File(testDir, "m");

    92         // all dependencies

    93         test(new File(mDir, "Bar.class"),

    94              new String[] {"java.lang.Object", "java.lang.String",

    95                            "java.util.Set", "java.util.HashSet",

    96                            "java.lang.management.ManagementFactory",

    97                            "java.lang.management.RuntimeMXBean",

    98                            "b.B", "c.C", "d.D", "f.F", "g.G"},

    99              new String[] {"compact1", "compact3", testDirBasename},

   100              new String[] {"-classpath", testDir.getPath(), "-verbose", "-P"});

   101         test(new File(mDir, "Foo.class"),

   102              new String[] {"c.I", "e.E", "f.F"},

   103              new String[] {testDirBasename},

   104              new String[] {"-classpath", testDir.getPath(), "-verbose:class", "-P"});

   105         test(new File(mDir, "Foo.class"),

   106              new String[] {"c.I", "e.E", "f.F", "m.Bar"},

   107              new String[] {testDirBasename},

   108              new String[] {"-classpath", testDir.getPath(), "-verbose:class", "-filter:none", "-P"});

   109         test(new File(mDir, "Gee.class"),

   110              new String[] {"g.G", "sun.security.x509.X509CertInfo", "com.sun.tools.classfile.ClassFile",

   111                            "com.sun.management.ThreadMXBean", "com.sun.source.tree.BinaryTree"},

   112              new String[] {testDirBasename, "JDK internal API", "compact3", ""},

   113              new String[] {"-classpath", testDir.getPath(), "-verbose", "-P"});

   114 

   115         // -jdkinternals

   116         test(new File(mDir, "Gee.class"),

   117              new String[] {"sun.security.x509.X509CertInfo", "com.sun.tools.classfile.ClassFile"},

   118              new String[] {"JDK internal API"},

   119              new String[] {"-jdkinternals", "-quiet"});

   120         // -jdkinternals parses all classes on -classpath and the input arguments

   121         test(new File(mDir, "Gee.class"),

   122              new String[] {"com.sun.tools.classfile.ClassFile",

   123                            "sun.security.x509.X509CertInfo"},

   124              new String[] {"JDK internal API"},

   125              // use -classpath tmp/a with no use of JDK internal API

   126              new String[] {"-classpath", dest.resolve("a").toString(), "-jdkinternals", "-quiet"});

   127 

   128         // parse only APIs

   129         test(mDir,

   130              new String[] {"java.lang.Object", "java.lang.String",

   131                            "java.util.Set",

   132                            "c.C", "d.D", "c.I", "e.E"},

   133              new String[] {"compact1", testDirBasename},

   134              new String[] {"-classpath", testDir.getPath(), "-verbose:class", "-P", "-apionly"});

   135 

   136         test(mDir,

   137              new String[] {"java.lang.Object", "java.lang.String",

   138                            "java.util.Set",

   139                            "c.C", "d.D", "c.I", "e.E", "m.Bar"},

   140              new String[] {"compact1", testDirBasename, mDir.getName()},

   141              new String[] {"-classpath", testDir.getPath(), "-verbose", "-P", "--api-only"});

   142         return errors;

   143     }

   144 

   145     void test(File file, String[] expect, String[] profiles) {

   146         test(file, expect, profiles, new String[0]);

   147     }

   148 

   149     void test(File file, String[] expect, String[] profiles, String[] options) {

   150         List<String> args = new ArrayList<>(Arrays.asList(options));

   151         if (file != null) {

   152             args.add(file.getPath());

   153         }

   154         checkResult("api-dependencies", expect, profiles,

   155                     jdeps(args.toArray(new String[0])));

   156     }

   157 

   158     Map<String,String> jdeps(String... args) {

   159         StringWriter sw = new StringWriter();

   160         PrintWriter pw = new PrintWriter(sw);

   161         System.err.println("jdeps " + Arrays.stream(args)

   162             .collect(Collectors.joining(" ")));

   163         int rc = com.sun.tools.jdeps.Main.run(args, pw);

   164         pw.close();

   165         String out = sw.toString();

   166         if (!out.isEmpty())

   167             System.err.println(out);

   168         if (rc != 0)

   169             throw new Error("jdeps failed: rc=" + rc);

   170         return findDeps(out);

   171     }

   172 

   173     // Pattern used to parse lines

   174     private static Pattern linePattern = Pattern.compile(".*\r?\n");

   175     private static Pattern pattern = Pattern.compile("\\s+ -> (\\S+) +(.*)");

   176 

   177     // Use the linePattern to break the given String into lines, applying

   178     // the pattern to each line to see if we have a match

   179     private static Map<String,String> findDeps(String out) {

   180         Map<String,String> result = new HashMap<>();

   181         Matcher lm = linePattern.matcher(out);  // Line matcher

   182         Matcher pm = null;                      // Pattern matcher

   183         int lines = 0;

   184         while (lm.find()) {

   185             lines++;

   186             CharSequence cs = lm.group();       // The current line

   187             if (pm == null)

   188                 pm = pattern.matcher(cs);

   189             else

   190                 pm.reset(cs);

   191             if (pm.find())

   192                 result.put(pm.group(1), pm.group(2).trim());

   193             if (lm.end() == out.length())

   194                 break;

   195         }

   196         return result;

   197     }

   198 

   199     void checkResult(String label, String[] expect, Collection<String> found) {

   200         List<String> list = Arrays.asList(expect);

   201         if (!isEqual(list, found))

   202             error("Unexpected " + label + " found: '" + found + "', expected: '" + list + "'");

   203     }

   204 

   205     void checkResult(String label, String[] expect, String[] profiles, Map<String,String> result) {

   206         // check the dependencies

   207         checkResult(label, expect, result.keySet());

   208         // check profile information

   209         Set<String> values = new TreeSet<>();

   210         String internal = "JDK internal API";

   211         for (String s: result.values()) {

   212             if (s.startsWith(internal)){

   213                 values.add(internal);

   214             } else {

   215                 values.add(s);

   216             }

   217         }

   218         checkResult(label, profiles, values);

   219     }

   220 

   221     boolean isEqual(List<String> expected, Collection<String> found) {

   222         if (expected.size() != found.size())

   223             return false;

   224 

   225         List<String> list = new ArrayList<>(found);

   226         list.removeAll(expected);

   227         return list.isEmpty();

   228     }

   229 

   230     void error(String msg) {

   231         System.err.println("Error: " + msg);

   232         errors++;

   233     }

   234 

   235     int errors;

   236 

   237 }