/*
 * Copyright (c) 2008, 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.
 *
 * 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.
 */

import javax.script.*;

/*
 * If the JDK being tested is <b>not</b> a Sun product JDK and a js
 * engine is not present, return an exit code of 2 to indicate that
 * the jrunscript tests which assume a js engine can be vacuously
 * passed.
 */
public class CheckEngine {
    public static void main(String... args) {
        int exitCode = 0;
        ScriptEngine engine =
            (new ScriptEngineManager()).getEngineByName("js");

        if (engine == null &&
            !(System.getProperty("java.runtime.name").startsWith("Java(TM)"))) {
            exitCode = 2;
        }

        System.exit(exitCode);
    }
}