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test/tools/jar/modularJar/src/bar/jdk/test/bar/Bar.java

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rev 14541 : 8156497: Add jar tool support for Multi-Release Modular JARs
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   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
  23  * questions.
  24  */
  25 
  26 package jdk.test.bar;
  27 
  28 import java.lang.module.ModuleDescriptor;


  29 import java.lang.reflect.Method;
  30 import java.util.Optional;
  31 import java.util.StringJoiner;
  32 
  33 import jdk.internal.module.ModuleHashes;
  34 import jdk.test.bar.internal.Message;
  35 
  36 public class Bar {
  37     public static void main(String[] args) throws Exception {
  38         System.out.println("message:" + Message.get());
  39 
  40         ModuleDescriptor md = Bar.class.getModule().getDescriptor();
  41         System.out.println("nameAndVersion:" + md.toNameAndVersion());
  42         System.out.println("mainClass:" + md.mainClass().get());
  43 
  44         Method m = ModuleDescriptor.class.getDeclaredMethod("hashes");
  45         m.setAccessible(true);
  46         ModuleDescriptor foo = jdk.test.foo.Foo.class.getModule().getDescriptor();
  47         Optional<ModuleHashes> oHashes =
  48                 (Optional<ModuleHashes>) m.invoke(foo);
  49 
  50         System.out.println("hashes:" + oHashes.get().hashFor("bar"));













  51 
  52         StringJoiner sj = new StringJoiner(",");
  53         md.conceals().forEach(sj::add);

  54         System.out.println("conceals:" + sj.toString());






  55     }
  56 }


   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
  23  * questions.
  24  */
  25 
  26 package jdk.test.bar;
  27 
  28 import java.lang.module.ModuleDescriptor;
  29 import java.lang.module.ModuleDescriptor.Exports;
  30 import java.lang.module.ModuleDescriptor.Requires;
  31 import java.lang.reflect.Method;
  32 import java.util.Optional;
  33 import java.util.StringJoiner;
  34 
  35 import jdk.internal.module.ModuleHashes;
  36 import jdk.test.bar.internal.Message;
  37 
  38 public class Bar {
  39     public static void main(String[] args) throws Exception {
  40         System.out.println("message:" + Message.get());
  41 
  42         ModuleDescriptor md = Bar.class.getModule().getDescriptor();
  43         System.out.println("nameAndVersion:" + md.toNameAndVersion());
  44         md.mainClass().ifPresent(mc -> System.out.println("mainClass:" + mc));
  45 
  46         StringJoiner sj = new StringJoiner(",");
  47         md.requires().stream().map(ModuleDescriptor.Requires::name).sorted().forEach(sj::add);
  48         System.out.println("requires:" + sj.toString());


  49 
  50         sj = new StringJoiner(",");
  51         md.exports().stream().map(ModuleDescriptor.Exports::source).sorted().forEach(sj::add);
  52         if (!sj.toString().equals(""))
  53             System.out.println("exports:" + sj.toString());
  54 
  55         sj = new StringJoiner(",");
  56         md.uses().stream().sorted().forEach(sj::add);
  57         if (!sj.toString().equals(""))
  58             System.out.println("uses:" + sj.toString());
  59 
  60         sj = new StringJoiner(",");
  61         md.provides().keySet().stream().sorted().forEach(sj::add);
  62         if (!sj.toString().equals(""))
  63             System.out.println("provides:" + sj.toString());
  64 
  65         sj = new StringJoiner(",");
  66         md.conceals().forEach(sj::add);
  67         if (!sj.toString().equals(""))
  68             System.out.println("conceals:" + sj.toString());
  69 
  70         Method m = ModuleDescriptor.class.getDeclaredMethod("hashes");
  71         m.setAccessible(true);
  72         ModuleDescriptor foo = jdk.test.foo.Foo.class.getModule().getDescriptor();
  73         Optional<ModuleHashes> oHashes = (Optional<ModuleHashes>) m.invoke(foo);
  74         System.out.println("hashes:" + oHashes.get().hashFor("bar"));
  75     }
  76 }
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