1 /*
   2  * Copyright (c) 2014, 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 Verify native files are rewritten
  27  * @bug 8054689
  28  * @author Fredrik O
  29  * @author sogoel (rewrite)
  30  * @library /tools/lib
  31  * @modules jdk.compiler/com.sun.tools.javac.api
  32  *          jdk.compiler/com.sun.tools.javac.main
  33  *          jdk.compiler/com.sun.tools.sjavac
  34  *          jdk.jdeps/com.sun.tools.javap
  35  * @build Wrapper toolbox.ToolBox
  36  * @run main Wrapper IncCompileUpdateNative
  37  */
  38 
  39 import java.util.*;
  40 import java.nio.file.*;
  41 
  42 public class IncCompileUpdateNative extends SJavacTester {
  43     public static void main(String... args) throws Exception {
  44         IncCompileUpdateNative un = new IncCompileUpdateNative();
  45         un.test();
  46     }
  47 
  48     // Remember the previous bin and headers state here.
  49     Map<String,Long> previous_bin_state;
  50     Map<String,Long> previous_headers_state;
  51     ToolBox tb = new ToolBox();
  52 
  53     void test() throws Exception {
  54         Files.createDirectories(GENSRC);
  55         Files.createDirectories(BIN);
  56         Files.createDirectories(HEADERS);
  57 
  58         initialCompile();
  59         incrementalCompileChangeNative();
  60     }
  61 
  62     // Update B.java with a new value for the final static annotated with @Native
  63     // Verify that beta_B.h is rewritten again
  64     void incrementalCompileChangeNative() throws Exception {
  65         previous_bin_state = collectState(BIN);
  66         previous_headers_state = collectState(HEADERS);
  67         System.out.println("\nIn incrementalCompileChangeNative() ");
  68         System.out.println("Verify that beta_B.h is rewritten again");
  69         tb.writeFile(GENSRC.resolve("beta/B.java"),
  70                      "package beta; import alfa.omega.A; public class B {"+
  71                      "private int b() { return A.DEFINITION; } "+
  72                       "@java.lang.annotation.Native final static int alfa = 43; }");
  73 
  74         compile(GENSRC.toString(),
  75                 "-d", BIN.toString(),
  76                 "--state-dir=" + BIN,
  77                 "-h", HEADERS.toString(),
  78                 "-j", "1",
  79                 "--log=debug");
  80         Map<String,Long> new_bin_state = collectState(BIN);
  81         verifyNewerFiles(previous_bin_state, new_bin_state,
  82                          BIN + "/beta/B.class",
  83                          BIN + "/beta/BINT.class",
  84                          BIN + "/javac_state");
  85         previous_bin_state = new_bin_state;
  86 
  87         Map<String,Long> new_headers_state = collectState(HEADERS);
  88         verifyNewerFiles(previous_headers_state, new_headers_state,
  89                          HEADERS + "/beta_B.h");
  90         previous_headers_state = new_headers_state;
  91     }
  92 }