/*
 * Copyright (c) 2001, 2017, 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.
 */

/**
 * @test
 * @bug 4444194 8190577
 * @summary  java.net.URLDecoder.decode(s, enc) treats an empty encoding name as "UTF-8"
 */
import java.net.URLDecoder;
import java.io.UnsupportedEncodingException;

public class URLDecoderArgs {
    public static void main (String[] args) {
        try {
            String s1 = URLDecoder.decode ("Hello World", (String)null);
        } catch (UnsupportedEncodingException e) {
            throw new RuntimeException ("NPE should have been thrown");
        } catch (NullPointerException e) {
            try {
                String s2 = URLDecoder.decode ("Hello World", "");
            } catch (UnsupportedEncodingException ee) {
                return;
            }
            throw new RuntimeException ("empty string was accepted as encoding name");
        }
        throw new RuntimeException ("null reference was accepted as encoding name");
    }
}