/* * Copyright (c) 2012, 2015, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions.
*/
publicclass Basic { publicstaticvoid main(String... args) throws Exception { int errors = 0;
errors += new Basic().run(); if (errors > 0) thrownew Exception(errors + " errors found");
}
int run() throws IOException {
File testDir = new File(System.getProperty("test.classes", ".")); // test a .class file
test(new File(testDir, "Test.class"), new String[] {"java.lang", "p"}, new String[] {"compact1", "not found"}); // test a directory
test(new File(testDir, "p"), new String[] {"java.lang", "java.util", "java.lang.management", "javax.crypto"}, new String[] {"compact1", "compact1", "compact3", "compact1"}, new String[] {"-classpath", testDir.getPath()}); // test class-level dependency output
test(new File(testDir, "Test.class"), new String[] {"java.lang.Object", "java.lang.String", "p.Foo", "p.Bar"}, new String[] {"compact1", "compact1", "not found", "not found"}, new String[] {"-verbose:class"}); // test -filter:none option
test(new File(testDir, "p"), new String[] {"java.lang", "java.util", "java.lang.management", "javax.crypto", "p"}, new String[] {"compact1", "compact1", "compact3", "compact1", "p"}, new String[] {"-classpath", testDir.getPath(), "-verbose:package", "-filter:none"}); // test -filter:archive option
test(new File(testDir, "p"), new String[] {"java.lang", "java.util", "java.lang.management", "javax.crypto"}, new String[] {"compact1", "compact1", "compact3", "compact1"}, new String[] {"-classpath", testDir.getPath(), "-verbose:package", "-filter:archive"}); // test -p option
test(new File(testDir, "Test.class"), new String[] {"p.Foo", "p.Bar"}, new String[] {"not found", "not found"}, new String[] {"-verbose:class", "-p", "p"}); // test -e option
test(new File(testDir, "Test.class"), new String[] {"p.Foo", "p.Bar"}, new String[] {"not found", "not found"}, new String[] {"-verbose:class", "-e", "p\\..*"});
test(new File(testDir, "Test.class"), new String[] {"java.lang"}, new String[] {"compact1"}, new String[] {"-verbose:package", "-e", "java\\.lang\\..*"});
// parse p.C, p.SubClass and q.* // p.SubClass have no dependency other than p.C // q.Gee depends on p.SubClass that should be found
test(testDir, new String[] {"java.lang", "p"}, new String[] {"compact1", testDir.getName()}, new String[] {"-include", "p.C|p.SubClass|q\\..*"});
test(testDir, new String[] {"java.lang", "p"}, new String[] {"compact1", testDir.getName()}, new String[] {"-classpath", testDir.getPath(), "-include", "p.C|p.SubClass|q\\..*"});
// test -classpath and -include options
test(null, new String[] {"java.lang", "java.util", "java.lang.management", "javax.crypto"}, new String[] {"compact1", "compact1", "compact3", "compact1"}, new String[] {"-classpath", testDir.getPath(), "-include", "p.+|Test.class"});
test(new File(testDir, "Test.class"), new String[] {"java.lang.Object", "java.lang.String", "p.Foo", "p.Bar"}, new String[] {"compact1", "compact1", testDir.getName(), testDir.getName()}, new String[] {"-v", "-classpath", testDir.getPath(), "Test.class"});
// split package p - move p/Foo.class to dir1 and p/Bar.class to dir2
Path testClassPath = testDir.toPath();
Path dirP = testClassPath.resolve("p");
Path dir1 = testClassPath.resolve("dir1");
Path subdir1P = dir1.resolve("p");
Path dir2 = testClassPath.resolve("dir2");
Path subdir2P = dir2.resolve("p"); if (!Files.exists(subdir1P))
Files.createDirectories(subdir1P); if (!Files.exists(subdir2P))
Files.createDirectories(subdir2P);
Files.move(dirP.resolve("Foo.class"), subdir1P.resolve("Foo.class"), REPLACE_EXISTING);
Files.move(dirP.resolve("Bar.class"), subdir2P.resolve("Bar.class"), REPLACE_EXISTING);
StringBuilder cpath = new StringBuilder(testDir.toString());
cpath.append(File.pathSeparator).append(dir1.toString());
cpath.append(File.pathSeparator).append(dir2.toString());
test(new File(testDir, "Test.class"), new String[] {"java.lang.Object", "java.lang.String", "p.Foo", "p.Bar"}, new String[] {"compact1", "compact1", dir1.toFile().getName(), dir2.toFile().getName()}, new String[] {"-v", "-classpath", cpath.toString(), "Test.class"});
// tests --missing-deps option
test(new File(testDir, "Test.class"), new String[] {"p.Foo", "p.Bar"}, new String[] {"not found", "not found"}, new String[] {"--missing-deps"});
// no missing dependence
test(new File(testDir, "Test.class"), new String[0], new String[0], new String[] {"--missing-deps", "-classpath", cpath.toString()});
void test(File file, String[] expect, String[] profiles, String[] options) {
List<String> args = new ArrayList<>(Arrays.asList(options)); if (file != null) {
args.add(file.getPath());
}
List<String> argsWithDashP = new ArrayList<>();
argsWithDashP.add("-P");
argsWithDashP.addAll(args); // test without -P
checkResult("dependencies", expect, jdeps(args.toArray(new String[0])).keySet()); // test with -P
checkResult("profiles", expect, profiles, jdeps(argsWithDashP.toArray(new String[0])));
}
Map<String,String> jdeps(String... args) {
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw);
System.err.println("jdeps " + Arrays.stream(args).collect(Collectors.joining(" "))); int rc = com.sun.tools.jdeps.Main.run(args, pw);
pw.close();
String out = sw.toString(); if (!out.isEmpty())
System.err.println(out); if (rc != 0) thrownew Error("jdeps failed: rc=" + rc); return findDeps(out);
}
// Pattern used to parse lines privatestatic Pattern linePattern = Pattern.compile(".*\r?\n"); privatestatic Pattern pattern = Pattern.compile("\\s+ -> (\\S+) +(.*)");
// Use the linePattern to break the given String into lines, applying // the pattern to each line to see if we have a match privatestatic Map<String,String> findDeps(String out) {
Map<String,String> result = new LinkedHashMap<>();
Matcher lm = linePattern.matcher(out); // Line matcher
Matcher pm = null; // Pattern matcher int lines = 0; while (lm.find()) {
lines++;
CharSequence cs = lm.group(); // The current line if (pm == null)
pm = pattern.matcher(cs); else
pm.reset(cs); if (pm.find())
result.put(pm.group(1), pm.group(2).trim()); if (lm.end() == out.length()) break;
} return result;
}
void checkResult(String label, String[] expect, Collection<String> found) {
List<String> list = Arrays.asList(expect); if (!isEqual(list, found))
error("Unexpected " + label + " found: '" + found + "', expected: '" + list + "'");
}
void checkResult(String label, String[] expect, String[] profiles, Map<String,String> result) { if (expect.length != profiles.length)
error("Invalid expected names and profiles");
// check the dependencies
checkResult(label, expect, result.keySet()); // check profile information
checkResult(label, profiles, result.values()); for (int i=0; i < expect.length; i++) {
String profile = result.get(expect[i]); if (!profile.equals(profiles[i]))
error("Unexpected profile: '" + profile + "', expected: '" + profiles[i] + "'");
}
}
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