1 /*
   2  * Copyright (c) 2015, 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 package jdk.test.foo;
  25 
  26 import java.lang.module.ModuleDescriptor;
  27 import java.lang.module.ModuleDescriptor.Exports;
  28 import java.lang.module.ModuleDescriptor.Requires;
  29 import java.util.StringJoiner;
  30 
  31 import jdk.test.foo.internal.Message;
  32 
  33 public class Foo {
  34     public static void main(String[] args) {
  35         System.out.println("message:" + Message.get());
  36 
  37         ModuleDescriptor md = Foo.class.getModule().getDescriptor();
  38         System.out.println("nameAndVersion:" + md.toNameAndVersion());
  39         md.mainClass().ifPresent(mc -> System.out.println("mainClass:" + mc));
  40 
  41         StringJoiner sj = new StringJoiner(",");
  42         md.requires().stream().map(Requires::name).sorted().forEach(sj::add);
  43         System.out.println("requires:" + sj.toString());
  44 
  45         sj = new StringJoiner(",");
  46         md.exports().stream().map(Exports::source).sorted().forEach(sj::add);
  47         if (!sj.toString().equals(""))
  48             System.out.println("exports:" + sj.toString());
  49 
  50         sj = new StringJoiner(",");
  51         md.uses().stream().sorted().forEach(sj::add);
  52         if (!sj.toString().equals(""))
  53             System.out.println("uses:" + sj.toString());
  54 
  55         sj = new StringJoiner(",");
  56         md.provides().keySet().stream().sorted().forEach(sj::add);
  57         if (!sj.toString().equals(""))
  58             System.out.println("provides:" + sj.toString());
  59 
  60         sj = new StringJoiner(",");
  61         md.conceals().forEach(sj::add);
  62         if (!sj.toString().equals(""))
  63             System.out.println("conceals:" + sj.toString());
  64     }
  65 }