jdk8-mips64-public/langtools: test/tools/sjavac/SJavac.java@22e417cdddee (annotated)

test/tools/sjavac/SJavac.java@22e417cdddee (annotated)

test/tools/sjavac/SJavac.java

Fri, 18 Jan 2013 00:16:21 +0100

author: ohrstrom
date: Fri, 18 Jan 2013 00:16:21 +0100
changeset 1504: 22e417cdddee
child 1516: 8943b4213f59
permissions: -rw-r--r--

8004658: Add internal smart javac wrapper to solve JEP 139
Reviewed-by: jjg

 /*
  * Copyright (c) 2013, 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.
  */
 /*
  * @test
  * @summary Test all aspects of sjavac.
  *
  * @bug 8004658
  * @summary Add internal smart javac wrapper to solve JEP 139
  *
  * @run main SJavac
  */
 import java.util.*;
 import java.io.*;
 import java.net.*;
 import java.nio.file.*;
 import java.nio.file.attribute.*;
 import java.nio.charset.*;
 import com.sun.tools.sjavac.Main;
 public
 class SJavac {
     public static void main(String... args) throws Exception {
         URL url = SJavac.class.getClassLoader().getResource("com/sun/tools/sjavac/Main.class");
         if (url == null) {
             // No sjavac in the classpath.
             System.out.println("pass by default");
             return;
         }
         SJavac s = new SJavac();
         s.test();
     }
     FileSystem defaultfs = FileSystems.getDefault();
     // Where to put generated sources that will
     // test aspects of sjavac, ie JTWork/scratch/gensrc
     Path gensrc;
     // More gensrc dirs are used to test merging of serveral source roots.
     Path gensrc2;
     Path gensrc3;
     // Where to put compiled classes.
     Path bin;
     // Where to put c-header files.
     Path headers;
     // The sjavac compiler.
     Main main = new Main();
     // Remember the previous bin and headers state here.
     Map<String,Long> previous_bin_state;
     Map<String,Long> previous_headers_state;
     public void test() throws Exception {
         gensrc = defaultfs.getPath("gensrc");
         gensrc2 = defaultfs.getPath("gensrc2");
         gensrc3 = defaultfs.getPath("gensrc3");
         bin = defaultfs.getPath("bin");
         headers = defaultfs.getPath("headers");
         Files.createDirectory(gensrc);
         Files.createDirectory(gensrc2);
         Files.createDirectory(gensrc3);
         Files.createDirectory(bin);
         Files.createDirectory(headers);
         initialCompile();
         incrementalCompileNoChanges();
         incrementalCompileDroppingClasses();
         incrementalCompileWithChange();
         incrementalCompileDropAllNatives();
         incrementalCompileAddNative();
         incrementalCompileChangeNative();
         compileWithOverrideSource();
         compileWithInvisibleSources();
         compileCircularSources();
         delete(gensrc);
         delete(gensrc2);
         delete(gensrc3);
         delete(bin);
     }
     void initialCompile() throws Exception {
         System.out.println("\nInitial compile of gensrc.");
         System.out.println("----------------------------");
         populate(gensrc,
             "alfa/AINT.java",
             "package alfa; public interface AINT { void aint(); }",
             "alfa/A.java",
             "package alfa; public class A implements AINT { "+
                  "public final static int DEFINITION = 17; public void aint() { } }",
             "alfa/AA.java",
             "package alfa;"+
             "// A package private class, not contributing to the public api.\n"+
             "class AA {"+
             "   // A properly nested static inner class.\n"+
             "    static class AAA { }\n"+
             "    // A properly nested inner class.\n"+
             "    class AAAA { }\n"+
             "    Runnable foo() {\n"+
             "        // A proper anonymous class.\n"+
             "        return new Runnable() { public void run() { } };\n"+
             "    }\n"+
             "    AAA aaa;\n"+
             "    AAAA aaaa;\n"+
             "    AAAAA aaaaa;\n"+
             "}\n"+
             "class AAAAA {\n"+
             "    // A bad auxiliary class, but no one is referencing it\n"+
             "    // from outside of this source file, therefore it is ok.\n"+
             "}\n",
             "beta/BINT.java",
             "package beta;public interface BINT { void foo(); }",
             "beta/B.java",
             "package beta; import alfa.A; public class B {"+
             "private int b() { return A.DEFINITION; } native void foo(); }");
         compile("gensrc", "-d", "bin", "-h", "headers", "-j", "1",
                 "--server:portfile=testserver,background=false", "--log=debug");
         previous_bin_state = collectState(bin);
         previous_headers_state = collectState(headers);
     }
     void incrementalCompileNoChanges() throws Exception {
         System.out.println("\nTesting that no change in sources implies no change in binaries.");
         System.out.println("------------------------------------------------------------------");
         compile("gensrc", "-d", "bin", "-h", "headers", "-j", "1",
                 "--server:portfile=testserver,background=false", "--log=debug");
         Map<String,Long> new_bin_state = collectState(bin);
         verifyEqual(new_bin_state, previous_bin_state);
         Map<String,Long> new_headers_state = collectState(headers);
         verifyEqual(previous_headers_state, new_headers_state);
     }
     void incrementalCompileDroppingClasses() throws Exception {
         System.out.println("\nTesting that deleting AA.java deletes all");
         System.out.println("generated inner class as well as AA.class");
         System.out.println("-----------------------------------------");
         removeFrom(gensrc, "alfa/AA.java");
         compile("gensrc", "-d", "bin", "-h", "headers", "-j", "1",
                 "--server:portfile=testserver,background=false", "--log=debug");
         Map<String,Long> new_bin_state = collectState(bin);
         verifyThatFilesHaveBeenRemoved(previous_bin_state, new_bin_state,
                                        "bin/alfa/AA$1.class",
                                        "bin/alfa/AA$AAAA.class",
                                        "bin/alfa/AA$AAA.class",
                                        "bin/alfa/AAAAA.class",
                                        "bin/alfa/AA.class");
         previous_bin_state = new_bin_state;
         Map<String,Long> new_headers_state = collectState(headers);
         verifyEqual(previous_headers_state, new_headers_state);
     }
     void incrementalCompileWithChange() throws Exception {
         System.out.println("\nNow update the A.java file with a new timestamps and");
         System.out.println("new final static definition. This should trigger a recompile,");
         System.out.println("not only of alfa, but also beta.");
         System.out.println("But check that the generated native header was not updated!");
         System.out.println("Since we did not modify the native api of B.");
         System.out.println("-------------------------------------------------------------");
         populate(gensrc,"alfa/A.java",
                        "package alfa; public class A implements AINT { "+
                  "public final static int DEFINITION = 18; public void aint() { } private void foo() { } }");
         compile("gensrc", "-d", "bin", "-h", "headers", "-j", "1",
                 "--server:portfile=testserver,background=false", "--log=debug");
         Map<String,Long> new_bin_state = collectState(bin);
         verifyNewerFiles(previous_bin_state, new_bin_state,
                          "bin/alfa/A.class",
                          "bin/alfa/AINT.class",
                          "bin/beta/B.class",
                          "bin/beta/BINT.class",
                          "bin/javac_state");
         previous_bin_state = new_bin_state;
         Map<String,Long> new_headers_state = collectState(headers);
         verifyEqual(new_headers_state, previous_headers_state);
     }
     void incrementalCompileDropAllNatives() throws Exception {
         System.out.println("\nNow update the B.java file with one less native method,");
         System.out.println("ie it has no longer any methods!");
         System.out.println("Verify that beta_B.h is removed!");
         System.out.println("---------------------------------------------------------");
         populate(gensrc,"beta/B.java",
                        "package beta; import alfa.A; public class B {"+
                        "private int b() { return A.DEFINITION; } }");
         compile("gensrc", "-d", "bin", "-h", "headers", "-j", "1",
                 "--server:portfile=testserver,background=false", "--log=debug");
         Map<String,Long> new_bin_state = collectState(bin);
         verifyNewerFiles(previous_bin_state, new_bin_state,
                          "bin/beta/B.class",
                          "bin/beta/BINT.class",
                          "bin/javac_state");
         previous_bin_state = new_bin_state;
         Map<String,Long> new_headers_state = collectState(headers);
         verifyThatFilesHaveBeenRemoved(previous_headers_state, new_headers_state,
                                        "headers/beta_B.h");
         previous_headers_state = new_headers_state;
     }
     void incrementalCompileAddNative() throws Exception {
         System.out.println("\nNow update the B.java file with a final static annotated with @Native.");
         System.out.println("Verify that beta_B.h is added again!");
         System.out.println("------------------------------------------------------------------------");
         populate(gensrc,"beta/B.java",
                        "package beta; import alfa.A; public class B {"+
                        "private int b() { return A.DEFINITION; } "+
                  "@java.lang.annotation.Native final static int alfa = 42; }");
         compile("gensrc", "-d", "bin", "-h", "headers", "-j", "1",
                 "--server:portfile=testserver,background=false", "--log=debug");
         Map<String,Long> new_bin_state = collectState(bin);
         verifyNewerFiles(previous_bin_state, new_bin_state,
                          "bin/beta/B.class",
                          "bin/beta/BINT.class",
                          "bin/javac_state");
         previous_bin_state = new_bin_state;
         Map<String,Long> new_headers_state = collectState(headers);
         verifyThatFilesHaveBeenAdded(previous_headers_state, new_headers_state,
                                      "headers/beta_B.h");
         previous_headers_state = new_headers_state;
     }
     void incrementalCompileChangeNative() throws Exception {
         System.out.println("\nNow update the B.java file with a new value for the final static"+
                            " annotated with @Native.");
         System.out.println("Verify that beta_B.h is rewritten again!");
         System.out.println("-------------------------------------------------------------------");
         populate(gensrc,"beta/B.java",
                        "package beta; import alfa.A; public class B {"+
                        "private int b() { return A.DEFINITION; } "+
                  "@java.lang.annotation.Native final static int alfa = 43; }");
         compile("gensrc", "-d", "bin", "-h", "headers", "-j", "1",
                 "--server:portfile=testserver,background=false", "--log=debug");
         Map<String,Long> new_bin_state = collectState(bin);
         verifyNewerFiles(previous_bin_state, new_bin_state,
                          "bin/beta/B.class",
                          "bin/beta/BINT.class",
                          "bin/javac_state");
         previous_bin_state = new_bin_state;
         Map<String,Long> new_headers_state = collectState(headers);
         verifyNewerFiles(previous_headers_state, new_headers_state,
                          "headers/beta_B.h");
         previous_headers_state = new_headers_state;
     }
     void compileWithOverrideSource() throws Exception {
         System.out.println("\nNow verify that we can override sources to be compiled.");
         System.out.println("Compile gensrc and gensrc2. However do not compile broken beta.B in gensrc,");
         System.out.println("only compile ok beta.B in gensrc2.");
         System.out.println("---------------------------------------------------------------------------");
         delete(gensrc);
         delete(gensrc2);
         delete(bin);
         previous_bin_state = collectState(bin);
         populate(gensrc,"alfa/A.java",
                  "package alfa; import beta.B; import gamma.C; public class A { B b; C c; }",
                  "beta/B.java",
                  "package beta; public class B { broken",
                  "gamma/C.java",
                  "package gamma; public class C { }");
         populate(gensrc2,
                  "beta/B.java",
                  "package beta; public class B { }");
         compile("-x", "beta", "gensrc", "gensrc2", "-d", "bin", "-h", "headers", "-j", "1",
                 "--server:portfile=testserver,background=false");
         Map<String,Long> new_bin_state = collectState(bin);
         verifyThatFilesHaveBeenAdded(previous_bin_state, new_bin_state,
                                      "bin/alfa/A.class",
                                      "bin/beta/B.class",
                                      "bin/gamma/C.class",
                                      "bin/javac_state");
         System.out.println("----- Compile with exluded beta went well!");
         delete(bin);
         compileExpectFailure("gensrc", "gensrc2", "-d", "bin", "-h", "headers", "-j", "1",
                              "--server:portfile=testserver,background=false");
         System.out.println("----- Compile without exluded beta failed, as expected! Good!");
         delete(bin);
     }
     void compileWithInvisibleSources() throws Exception {
         System.out.println("\nNow verify that we can make sources invisible to linking (sourcepath).");
         System.out.println("Compile gensrc and link against gensrc2 and gensrc3, however");
         System.out.println("gensrc2 contains broken code in beta.B, thus we must exclude that package");
         System.out.println("fortunately gensrc3 contains a proper beta.B.");
         System.out.println("------------------------------------------------------------------------");
         // Start with a fresh gensrcs and bin.
         delete(gensrc);
         delete(gensrc2);
         delete(gensrc3);
         delete(bin);
         previous_bin_state = collectState(bin);
         populate(gensrc,"alfa/A.java",
                  "package alfa; import beta.B; import gamma.C; public class A { B b; C c; }");
         populate(gensrc2,"beta/B.java",
                  "package beta; public class B { broken",
                  "gamma/C.java",
                  "package gamma; public class C { }");
         populate(gensrc3, "beta/B.java",
                  "package beta; public class B { }");
         compile("gensrc", "-x", "beta", "-sourcepath", "gensrc2",
                 "-sourcepath", "gensrc3", "-d", "bin", "-h", "headers", "-j", "1",
                 "--server:portfile=testserver,background=false");
         System.out.println("The first compile went well!");
         Map<String,Long> new_bin_state = collectState(bin);
         verifyThatFilesHaveBeenAdded(previous_bin_state, new_bin_state,
                                      "bin/alfa/A.class",
                                      "bin/javac_state");
         System.out.println("----- Compile with exluded beta went well!");
         delete(bin);
         compileExpectFailure("gensrc", "-sourcepath", "gensrc2", "-sourcepath", "gensrc3",
                              "-d", "bin", "-h", "headers", "-j", "1",
                              "--server:portfile=testserver,background=false");
         System.out.println("----- Compile without exluded beta failed, as expected! Good!");
         delete(bin);
     }
     void compileCircularSources() throws Exception {
         System.out.println("\nNow verify that circular sources split on multiple cores can be compiled.");
         System.out.println("---------------------------------------------------------------------------");
         // Start with a fresh gensrcs and bin.
         delete(gensrc);
         delete(gensrc2);
         delete(gensrc3);
         delete(bin);
         previous_bin_state = collectState(bin);
         populate(gensrc,"alfa/A.java",
                  "package alfa; public class A { beta.B b; }",
                  "beta/B.java",
                  "package beta; public class B { gamma.C c; }",
                  "gamma/C.java",
                  "package gamma; public class C { alfa.A a; }");
         compile("gensrc", "-d", "bin", "-h", "headers", "-j", "3",
                 "--server:portfile=testserver,background=false","--log=debug");
         Map<String,Long> new_bin_state = collectState(bin);
         verifyThatFilesHaveBeenAdded(previous_bin_state, new_bin_state,
                                      "bin/alfa/A.class",
                                      "bin/beta/B.class",
                                      "bin/gamma/C.class",
                                      "bin/javac_state");
         delete(bin);
     }
     void removeFrom(Path dir, String... args) throws IOException {
         for (String filename : args) {
             Path p = dir.resolve(filename);
             Files.delete(p);
         }
     }
     void populate(Path src, String... args) throws IOException {
         if (!Files.exists(src)) {
             Files.createDirectory(src);
         }
         String[] a = args;
         for (int i = 0; i<a.length; i+=2) {
             String filename = a[i];
             String content = a[i+1];
             Path p = src.resolve(filename);
             Files.createDirectories(p.getParent());
             PrintWriter out = new PrintWriter(Files.newBufferedWriter(p,
                                                                       Charset.defaultCharset()));
             out.println(content);
             out.close();
         }
     }
     void delete(Path root) throws IOException {
         if (!Files.exists(root)) return;
         Files.walkFileTree(root, new SimpleFileVisitor<Path>() {
                  @Override
                  public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException
                  {
                      Files.delete(file);
                      return FileVisitResult.CONTINUE;
                  }
                  @Override
                  public FileVisitResult postVisitDirectory(Path dir, IOException e) throws IOException
                  {
                      if (e == null) {
                          if (!dir.equals(root)) Files.delete(dir);
                          return FileVisitResult.CONTINUE;
                      } else {
                          // directory iteration failed
                          throw e;
                      }
                  }
             });
     }
     void compile(String... args) throws Exception {
         int rc = main.go(args, System.out, System.err);
         if (rc != 0) throw new Exception("Error during compile!");
         // Wait a second, to get around the (temporary) problem with
         // second resolution in the Java file api. But do not do this
         // on windows where the timestamps work.
         long in_a_sec = System.currentTimeMillis()+1000;
         while (in_a_sec > System.currentTimeMillis()) {
             try {
                 Thread.sleep(1000);
             } catch (InterruptedException e) {
             }
         }
     }
     void compileExpectFailure(String... args) throws Exception {
         int rc = main.go(args, System.out, System.err);
         if (rc == 0) throw new Exception("Expected error during compile! Did not fail!");
     }
     Map<String,Long> collectState(Path dir) throws IOException
     {
         final Map<String,Long> files = new HashMap<>();
         Files.walkFileTree(dir, new SimpleFileVisitor<Path>() {
                  @Override
                  public FileVisitResult visitFile(Path file, BasicFileAttributes attrs)
                    throws IOException
                  {
                      files.put(file.toString(),new Long(Files.getLastModifiedTime(file).toMillis()));
                      return FileVisitResult.CONTINUE;
                  }
             });
         return files;
     }
     void verifyThatFilesHaveBeenRemoved(Map<String,Long> from,
                                         Map<String,Long> to,
                                         String... args) throws Exception {
         Set<String> froms = from.keySet();
         Set<String> tos = to.keySet();
         if (froms.equals(tos)) {
             throw new Exception("Expected new state to have fewer files than previous state!");
         }
         for (String t : tos) {
             if (!froms.contains(t)) {
                 throw new Exception("Expected "+t+" to exist in previous state!");
             }
         }
         for (String f : args) {
             f = f.replace("/", File.separator);
             if (!froms.contains(f)) {
                 throw new Exception("Expected "+f+" to exist in previous state!");
             }
             if (tos.contains(f)) {
                 throw new Exception("Expected "+f+" to have been removed from the new state!");
             }
         }
         if (froms.size() - args.length != tos.size()) {
             throw new Exception("There are more removed files than the expected list!");
         }
     }
     void verifyThatFilesHaveBeenAdded(Map<String,Long> from,
                                       Map<String,Long> to,
                                       String... args) throws Exception {
         Set<String> froms = from.keySet();
         Set<String> tos = to.keySet();
         if (froms.equals(tos)) {
             throw new Exception("Expected new state to have more files than previous state!");
         }
         for (String t : froms) {
             if (!tos.contains(t)) {
                 throw new Exception("Expected "+t+" to exist in new state!");
             }
         }
         for (String f : args) {
             f = f.replace("/", File.separator);
             if (!tos.contains(f)) {
                 throw new Exception("Expected "+f+" to have been added to new state!");
             }
             if (froms.contains(f)) {
                 throw new Exception("Expected "+f+" to not exist in previous state!");
             }
         }
         if (froms.size() + args.length != tos.size()) {
             throw new Exception("There are more added files than the expected list!");
         }
     }
     void verifyNewerFiles(Map<String,Long> from,
                           Map<String,Long> to,
                           String... args) throws Exception {
         if (!from.keySet().equals(to.keySet())) {
             throw new Exception("Expected the set of files to be identical!");
         }
         Set<String> files = new HashSet<String>();
         for (String s : args) {
             files.add(s.replace("/", File.separator));
         }
         for (String fn : from.keySet()) {
             long f = from.get(fn);
             long t = to.get(fn);
             if (files.contains(fn)) {
                 if (t <= f) {
                     throw new Exception("Expected "+fn+" to have a more recent timestamp!");
                 }
             } else {
                 if (t != f) {
                     throw new Exception("Expected "+fn+" to have the same timestamp!");
                 }
             }
         }
     }
     String print(Map<String,Long> m) {
         StringBuilder b = new StringBuilder();
         Set<String> keys = m.keySet();
         for (String k : keys) {
             b.append(k+" "+m.get(k)+"\n");
         }
         return b.toString();
     }
     void verifyEqual(Map<String,Long> from, Map<String,Long> to) throws Exception {
         if (!from.equals(to)) {
             System.out.println("FROM---"+print(from));
             System.out.println("TO-----"+print(to));
             throw new Exception("The dir should not differ! But it does!");
         }
     }
 }

Mercurial > jdk8-mips64-public > langtools / annotate

test/tools/sjavac/SJavac.java@22e417cdddee (annotated)

test/tools/sjavac/SJavac.java