/*
* Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
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*/
import java.lang.module.ModuleDescriptor;
import java.lang.module.ModuleReference;
import java.lang.module.ModuleFinder;
import java.io.PrintStream;
import java.lang.reflect.Method;
import java.util.stream.Collectors;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.HashSet;
import jdk.internal.module.ModuleBootstrap;
/**
* Utility for listing the info for all the modules in the Java runtime image.
* This uses the same underlying module finding mechanism as {@code java --list-modules}.
*/
public class ListModules {
/**
* @returns {@code true} if {@code substrings} is empty or if {@code name} contains any of the
* entries in {@code substrings}.
*/
private static boolean matches(String name, String[] substrings) {
if (substrings.length == 0) {
return true;
}
for (String s : substrings) {
if (name.contains(s)) {
return true;
}
}
return false;
}
public static void main(String[] args) throws Throwable {
PrintStream out = System.out;
Set