1 /*

     2  * Copyright (c) 2014, 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 removed when native method is removed

    27  * @bug 8054689

    28  * @author Fredrik O

    29  * @author sogoel (rewrite)

    30  * @library /tools/lib

    31  * @build Wrapper ToolBox

    32  * @run main Wrapper IncCompileChangeNative

    33  */

    34 

    35 import java.util.*;

    36 import java.nio.file.*;

    37 

    38 public class IncCompileChangeNative extends SJavacTester {

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

    40         IncCompileChangeNative cn = new IncCompileChangeNative();

    41         cn.test();

    42     }

    43 

    44     // Remember the previous bin and headers state here.

    45     Map<String,Long> previous_bin_state;

    46     Map<String,Long> previous_headers_state;

    47     ToolBox tb = new ToolBox();

    48 

    49     void test() throws Exception {

    50         Files.createDirectory(GENSRC);

    51         Files.createDirectory(BIN);

    52         Files.createDirectory(HEADERS);

    53 

    54         initialCompile();

    55         incrementalCompileDropAllNatives();

    56         incrementalCompileAddNative();

    57 

    58         clean(GENSRC, BIN, HEADERS);

    59     }

    60 

    61     // Update B.java with one less native method i.e. it has no longer any methods

    62     // Verify that beta_B.h is removed

    63     void incrementalCompileDropAllNatives() throws Exception {

    64         previous_bin_state = collectState(BIN);

    65         previous_headers_state = collectState(HEADERS);

    66         System.out.println("\nIn incrementalCompileDropAllNatives() ");

    67         System.out.println("Verify that beta_B.h is removed");

    68         tb.writeFile(GENSRC.resolve("beta/B.java"),

    69                        "package beta; import alfa.omega.A; public class B {"+

    70                        "private int b() { return A.DEFINITION; } }");

    71 

    72         compile("gensrc", "-d", "bin", "-h", "headers", "-j", "1",

    73                 SERVER_ARG, "--log=debug");

    74         Map<String,Long> new_bin_state = collectState(BIN);

    75         verifyNewerFiles(previous_bin_state, new_bin_state,

    76                          "bin/beta/B.class",

    77                          "bin/beta/BINT.class",

    78                          "bin/javac_state");

    79         previous_bin_state = new_bin_state;

    80 

    81         Map<String,Long> new_headers_state = collectState(HEADERS);

    82         verifyThatFilesHaveBeenRemoved(previous_headers_state, new_headers_state,

    83                                        "headers/beta_B.h");

    84         previous_headers_state = new_headers_state;

    85     }

    86 

    87     // Update the B.java with a final static annotated with @Native

    88     // Verify that beta_B.h is added again

    89     void incrementalCompileAddNative() throws Exception {

    90         System.out.println("\nIn incrementalCompileAddNative() ");

    91         System.out.println("Verify that beta_B.h is added again");

    92         tb.writeFile(GENSRC.resolve("beta/B.java"),

    93                        "package beta; import alfa.omega.A; public class B {"+

    94                        "private int b() { return A.DEFINITION; } "+

    95                  "@java.lang.annotation.Native final static int alfa = 42; }");

    96 

    97         compile("gensrc", "-d", "bin", "-h", "headers", "-j", "1",

    98                 SERVER_ARG, "--log=debug");

    99         Map<String,Long> new_bin_state = collectState(BIN);

   100         verifyNewerFiles(previous_bin_state, new_bin_state,

   101                          "bin/beta/B.class",

   102                          "bin/beta/BINT.class",

   103                          "bin/javac_state");

   104         previous_bin_state = new_bin_state;

   105 

   106         Map<String,Long> new_headers_state = collectState(HEADERS);

   107         verifyThatFilesHaveBeenAdded(previous_headers_state, new_headers_state,

   108                                      "headers/beta_B.h");

   109         previous_headers_state = new_headers_state;

   110     }

   111 }