1 /*
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   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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
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  24  */
  25 
  26 /*
  27  * @test
  28  * @bug 8056258
  29  * @summary Analysis of public API does not take super classes into account
  30  * @library /tools/lib
  31  * @build Wrapper ToolBox
  32  * @run main Wrapper IncCompInheritance
  33  */
  34 
  35 import java.nio.file.Path;
  36 import java.nio.file.Paths;
  37 
  38 public class IncCompInheritance extends SjavacBase {
  39     public static void main(String... args) throws Exception {
  40 
  41         Path root = Paths.get(IncCompInheritance.class.getSimpleName() + "Test");
  42         Path src = root.resolve("src");
  43         Path classes = root.resolve("classes");
  44 
  45         // Prep source files: A <- B <- C
  46         String a = "package pkga; public class A { public void m() {} }";
  47         String b = "package pkgb; public class B extends pkga.A {}";
  48         String c = "package pkgc; public class C extends pkgb.B {{ new pkgb.B().m(); }}";
  49         toolbox.writeFile(src.resolve("pkga/A.java"), a);
  50         toolbox.writeFile(src.resolve("pkgb/B.java"), b);
  51         toolbox.writeFile(src.resolve("pkgc/C.java"), c);
  52 
  53         // Initial compile (should succeed)
  54         String server = "--server:portfile=testserver,background=false";
  55         int rc1 = compile(server, "-d", classes, src);
  56         if (rc1 != 0)
  57             throw new AssertionError("Compilation failed unexpectedly");
  58 
  59         // Remove method A.m
  60         String aModified = "package pkga; public class A { }";
  61         toolbox.writeFile(src.resolve("pkga/A.java"), aModified);
  62 
  63         // Incremental compile (C should now be recompiled even though it
  64         // depends on A only through inheritance via B).
  65         // Since A.m is removed, this should fail.
  66         int rc2 = compile(server, "-d", classes, src);
  67         if (rc2 == 0)
  68             throw new AssertionError("Compilation succeeded unexpectedly");
  69     }
  70 }