jdk/src/java.base/share/classes/java/lang/module/Dependence.java
author alanb
Fri, 28 Oct 2016 10:18:07 +0100
changeset 41817 b90ad1de93ea
parent 36511 9d0388c6b336
permissions -rw-r--r--
8168789: ModuleReader.list and ModuleFinder.of update Reviewed-by: mchung

/*
 * Copyright (c) 2012, 2013, 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
 * questions.
 */

package java.lang.module;

import java.util.*;
import java.util.stream.*;


class Dependence {

    private Dependence() { }

    static <T> Stream<String> toStringStream(Set<T> s) {
        return s.stream().map(e -> e.toString().toLowerCase());
    }

    static <M> String toString(Set<M> mods, String what) {
        return (Stream.concat(toStringStream(mods), Stream.of(what)))
                      .collect(Collectors.joining(" "));
    }

}