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.bar; 25 26 import java.lang.module.ModuleDescriptor; 27 import java.lang.module.ModuleDescriptor.Exports; 28 import java.lang.module.ModuleDescriptor.Provides; 29 import java.lang.module.ModuleReference; 30 import java.lang.module.ResolvedModule; 31 import java.lang.reflect.Module; 32 import java.util.Optional; 33 import java.util.StringJoiner; 34 import java.util.HashSet; 35 import java.util.Set; 36 import jdk.internal.misc.SharedSecrets; 37 import jdk.internal.misc.JavaLangModuleAccess; 38 import jdk.internal.module.ModuleHashes; 39 import jdk.internal.module.ModuleReferenceImpl; 40 import jdk.test.bar.internal.Message; 41 42 public class Bar { 43 public static void main(String[] args) throws Exception { 44 System.out.println("message:" + Message.get()); 45 46 ModuleDescriptor md = Bar.class.getModule().getDescriptor(); 47 System.out.println("nameAndVersion:" + md.toNameAndVersion()); 48 md.mainClass().ifPresent(mc -> System.out.println("mainClass:" + mc)); 49 50 StringJoiner sj = new StringJoiner(","); 51 md.requires().stream().map(ModuleDescriptor.Requires::name).sorted().forEach(sj::add); 52 System.out.println("requires:" + sj.toString()); 53 54 sj = new StringJoiner(","); 55 md.exports().stream().map(ModuleDescriptor.Exports::source).sorted().forEach(sj::add); 56 if (!sj.toString().equals("")) 57 System.out.println("exports:" + sj.toString()); 58 59 sj = new StringJoiner(","); 60 md.uses().stream().sorted().forEach(sj::add); 61 if (!sj.toString().equals("")) 62 System.out.println("uses:" + sj.toString()); 63 64 sj = new StringJoiner(","); 65 md.provides().stream().map(Provides::service).sorted().forEach(sj::add); 66 if (!sj.toString().equals("")) 67 System.out.println("provides:" + sj.toString()); 68 69 sj = new StringJoiner(","); 70 Set<String> concealed = new HashSet<>(md.packages()); 71 md.exports().stream().map(Exports::source).forEach(concealed::remove); 72 concealed.forEach(sj::add); 73 if (!sj.toString().equals("")) 74 System.out.println("contains:" + sj.toString()); 75 76 77 Module foo = jdk.test.foo.Foo.class.getModule(); 78 Optional<ResolvedModule> om = foo.getLayer().configuration().findModule(foo.getName()); 79 assert om.isPresent(); 80 ModuleReference mref = om.get().reference(); 81 assert mref instanceof ModuleReferenceImpl; 82 ModuleHashes hashes = ((ModuleReferenceImpl) mref).recordedHashes(); 83 assert hashes != null; 84 System.out.println("hashes:" + hashes.hashFor("bar")); 85 } 86 }