test/java/nio/charset/Charset/NullCharsetName.java

/*
 * Copyright (c) 2010, 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.
 *
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 * questions.
 */

/* @test
 * @bug 4448594
 * @summary Ensure passing null to Charset.forName throws the correct exception
 */

import java.io.*;
import java.nio.*;
import java.nio.charset.*;
import java.util.*;


public class NullCharsetName {

    public static void main(String[] args) throws Exception {
        try {
            Charset.forName(null);
        } catch (Exception x) {
            if (x instanceof IllegalArgumentException) {
                System.err.println("Thrown as expected: " + x);
                return;
            }
            throw new Exception("Incorrect exception: "
                                + x.getClass().getName(),
                                x);
        }
        throw new Exception("No exception thrown");
    }

}