NashornLinkerExporter.java revision 1678:58cac5dc254d 
1/*
2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 *   - Redistributions of source code must retain the above copyright
9 *     notice, this list of conditions and the following disclaimer.
10 *
11 *   - Redistributions in binary form must reproduce the above copyright
12 *     notice, this list of conditions and the following disclaimer in the
13 *     documentation and/or other materials provided with the distribution.
14 *
15 *   - Neither the name of Oracle nor the names of its
16 *     contributors may be used to endorse or promote products derived
17 *     from this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
20 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
21 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
23 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
24 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
26 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
27 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
28 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
29 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32package jdk.nashorn.api.linker;
33
34import java.util.List;
35import jdk.dynalink.linker.GuardingDynamicLinker;
36import jdk.dynalink.linker.GuardingDynamicLinkerExporter;
37import jdk.nashorn.internal.runtime.linker.Bootstrap;
38
39/**
40 * This linker exporter is a service provider that exports Nashorn Dynalink
41 * linkers to external users. Other languague runtimes that use Dynalink
42 * can use the linkers exported by this provider to support tight integration
43 * of Nashorn objects.
44 */
45public final class NashornLinkerExporter extends GuardingDynamicLinkerExporter {
46    /**
47     * The default constructor.
48     */
49    public NashornLinkerExporter() {}
50
51    /**
52     * Returns a list of exported nashorn specific linkers.
53     *
54     * @return list of exported nashorn specific linkers
55     */
56    @Override
57    public List<GuardingDynamicLinker> get() {
58        return Bootstrap.getExposedLinkers();
59    }
60}
61